CN107398295A - A kind of catalyst and preparation method for catalytic purification VOC - Google Patents
A kind of catalyst and preparation method for catalytic purification VOC Download PDFInfo
- Publication number
- CN107398295A CN107398295A CN201710657365.5A CN201710657365A CN107398295A CN 107398295 A CN107398295 A CN 107398295A CN 201710657365 A CN201710657365 A CN 201710657365A CN 107398295 A CN107398295 A CN 107398295A
- Authority
- CN
- China
- Prior art keywords
- catalyst
- noble metal
- carrier
- base metal
- type base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/63—Platinum group metals with rare earths or actinides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
- B01J29/10—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y containing iron group metals, noble metals or copper
- B01J29/12—Noble metals
- B01J29/126—Y-type faujasite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
- B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
- B01J29/44—Noble metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
- B01J29/48—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing arsenic, antimony, bismuth, vanadium, niobium tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
- B01J29/74—Noble metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
- B01J29/74—Noble metals
- B01J29/7415—Zeolite Beta
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/07—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases in which combustion takes place in the presence of catalytic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/10—After treatment, characterised by the effect to be obtained
- B01J2229/18—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself
- B01J2229/186—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself not in framework positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Catalysts (AREA)
Abstract
The invention discloses a kind of catalyst and preparation method for catalytic purification VOC, the catalyst, it is calcined and is made at 350 1000 DEG C after being mixed by support type base metal catalysts with loaded noble metal catalyst, wherein support type base metal catalysts are made up of carrier and the base metal being carried on carrier, and loaded noble metal catalyst is made up of carrier and the noble metal being carried on carrier and auxiliary agent.The mass ratio of support type base metal catalysts and loaded noble metal catalyst is 1:99~99:1.Catalyst prepared by the present invention has high activity, especially shows high activity, high thermal stability, high hydrothermal stability, high thermal shock performance, long-life to conventional VOCs such as aromatic hydrocarbons, oxygen-bearing organic matter, alkene, alkane；Preparing raw material is easy to get, and preparation technology is easy, and bullion content low cost is low.The catalyst applies also for the catalytic combustion elimination of volatile organic matter, and the industry such as the production of zero level air, combustion gas/fuel handling, gas deoxidation purifying.
Description
Technical field
The present invention relates to catalyst technical field, specifically a kind of catalysis for catalytic purification VOC
Agent and preparation method.
Background technology
VOC (Volatile Organic Compounds, VOCs) is saturated vapor under a kind of normal temperature
Pressure is more than organic compound of the boiling point below 260 DEG C under 70Pa, normal pressure, or vapour pressure is more than or equal under the conditions of 20 DEG C
10Pa has corresponding volatile organic compound, its mainly include alkanes, aromatic hydrocarbons, esters, aldehydes, halogenated hydrocarbons and other
Deng most common to have benzene,toluene,xylene, styrene, trichloro ethylene, ethyl acetate, formaldehyde etc..Most of such material is originally
Body has toxicity (such as benzene homologues are defined as strong carcinogen by the World Health Organization) or is easy to participate in atmospheric photochemical reaction
Cause the production process of the industry such as photochemical pollution, petrochemical industry, fine chemistry industry, paint, pharmacy, leather, textile printing and dyeing
In largely discharge such material, the living environment of serious threat to the mankind.Therefore, it is particularly necessary to VOCs purified treatment.
Catalysis oxidation (burning) method is proved to be one of most effectual way of purifying VOCs waste gas extensively, and it refers in catalyst
In the presence of VOCs can at a lower temperature (reaction temperature is generally below 500 DEG C) occur oxidation reaction, generate nontoxic CO2 and
H2O.The core technology of this method is the research and development of effective catalyst.
Applied to VOCs be catalyzed burning purification catalyst it is common be divided into simple metal oxide, composite oxides
(such as perovskite, spinelle, hexa-aluminate) and loaded noble metal catalyst etc., wherein loaded noble metal catalyst show
Go out high activity, high stability and by it is widely studied and application.But the disadvantage of such catalyst is that cost is higher, therefore
By reducing bullion content or by optimizing catalytic component/preparation technology so that it shows high work to broad spectrum activity VOCs
Property etc. approach so as to reducing the Main way that cost is such catalyst research and development at present.In addition, existing VOCs catalysis combustion
Burn cleaning catalyst also generally existing catalytic activity and stability be not high, hydrothermal stability is bad, high temperature heat-resistant impact property compared with
Difference, the life-span is shorter and generates the defects of complex process cost is high.
The content of the invention
It is an object of the invention to provide a kind of catalyst for catalytic purification VOC and preparation side
Method, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of catalyst for catalytic purification VOC, by support type base metal catalysts and support type
It is calcined and is made at 350-1000 DEG C after noble metal catalyst mixing, wherein support type base metal catalysts by carrier and is carried on
Base metal composition on carrier, loaded noble metal catalyst are made up of carrier and the noble metal being carried on carrier and auxiliary agent.
As the further scheme of the present invention：Base metal includes the one or more in transition metal and rare earth metal, mistake
Crossing metal includes：Cr, Mn, Fe, Co, Ni, Zn, Cu, rare earth metal include：Y、La、Ce、Pr、Nd、Sm.
As the further scheme of the present invention：Noble metal includes the one or more in Pt, Pd, Ru, Ag, Au, Rh and Ir.
As the further scheme of the present invention：Carrier includes oxide-based carrier and one kind or more in molecular sieve carrier
Kind, oxide-based carrier includes Al2O3、SiO2、TiO2、ZrO2And its their composite oxides, molecular sieve carrier include X,
Y, M, A, CHA, MFI, Beta, phosphate aluminium molecular sieve.
As the further scheme of the present invention：Auxiliary agent includes alkali metal, alkaline-earth metal, one kind in rare earth metal or more
Kind.
As the further scheme of the present invention：Noble metal includes two kinds or two kinds in Pt, Pd, Ru, Ag, Au, Rh and Ir
More than, more preferably Pt and Pd；Auxiliary agent is combined by alkaline-earth metal or alkali metal with rare earth metal.
As the further scheme of the present invention：Auxiliary agent is made up of K and La.
As the further scheme of the present invention：The carrier of support type base metal catalysts uses oxide-based carrier；Load
The carrier of type noble metal catalyst uses molecular sieve carrier.
As the further scheme of the present invention：In support type base metal catalysts, base metal mass content is 0.1wt%-
50wt% (in terms of support type base metal catalysts), noble metal mass content is 0.01wt%- in loaded noble metal catalyst
50wt%, auxiliary agent mass content are 0.01wt%-20wt% (in terms of loaded noble metal catalyst).
As the further scheme of the present invention：In support type base metal catalysts, base metal mass content is 5wt%-
15wt% (in terms of support type base metal catalysts), noble metal mass content is 0.1wt%, helped in loaded noble metal catalyst
Agent mass content is 0.1wt%-5wt% (in terms of loaded noble metal catalyst).
As the further scheme of the present invention：The mass ratio of support type base metal catalysts and loaded noble metal catalyst
For 1:99~99:1.
As the further scheme of the present invention：The mass ratio of support type base metal catalysts and loaded noble metal catalyst
For 1:5~5:1.
A kind of preparation method of catalyst for catalytic purification VOC, comprises the following steps：
(1) support type base metal catalysts and loaded noble metal catalyst are made respectively, by the low-priced gold of obtained support type
Metal catalyst is directly carried out in next step with loaded noble metal catalyst, or is handled and entered again by dry and baking modes
Row is in next step；
(2) support type base metal catalysts and loaded noble metal catalyst are sufficiently mixed uniformly, then in 350-1000
It is calcined and is made at DEG C.
As the further scheme of the present invention：The preparation side of support type base metal catalysts and loaded noble metal catalyst
Method is using equi-volume impregnating, coprecipitation or directly synthesizes.
As the further scheme of the present invention：The preparation side of support type base metal catalysts and loaded noble metal catalyst
Method uses equi-volume impregnating.
As the further scheme of the present invention：The dry temperature of support type base metal catalysts and loaded noble metal catalyst
Spend for 100-200 DEG C, sintering temperature is 450-850 DEG C.
As the further scheme of the present invention：In step (2), mixed method includes that mechanical lapping is dry-mixed, mechanical lapping is wet
Mixed, solution medium mixing, ultrasonic wave mixing.
As the further scheme of the present invention：In step (2), mixed method uses mechanical lapping wet mixing.
As the further scheme of the present invention：In step (2), sintering temperature is 450-850 DEG C.
VOCs method for preparing catalyst involved in the present invention can be used known to all those skilled in the art of the present invention
Method prepares two components of support type base metal catalysts and loaded noble metal catalyst respectively, particularly preferably, according to
" equi-volume impregnating " well known by persons skilled in the art carries out the load of metal component, and its specific steps includes：
(1) preparation of support type base metal catalysts：Base metal soluble-salt is dissolved in deionized water, then will oxidation
Species carrier or molecular sieve support dispersion are uniform in above-mentioned solution ＆ stir, then static placement 0.5-48 hours at room temperature,
4-48 hours are dried at 50-150 DEG C again, 2-24 hours are calcined at 350-1000 DEG C, produce support type base metal catalysts；
(2) preparation of loaded noble metal catalyst：Precious metal soluble salt and promoter soluble salt are dissolved in necessarily
Then that support dispersion is uniform in above-mentioned solution ＆ stir in the deionized water of amount, then static placement 0.5-48 is small at room temperature
When, then dry 4-48 hours at 50-150 DEG C, 2-24 hours are calcined at 350-1000 DEG C, produce carried noble metal catalysis
Agent；
(3) the support type base metal catalysts and loaded noble metal catalyst and then by (1) and (2) step obtained pass through
Mechanical lapping is well mixed, then mixed uniformly powder is calcined into 2-48 hours at 350-1000 DEG C, produces catalyst.
As the further scheme of the present invention：In step (1), support type base metal catalysts：Static placement 12- at room temperature
24 hours, then dry 4-48 hours at 50-150 DEG C, 4-8 hours are calcined at 400-550 DEG C.
As the further scheme of the present invention：In step (2), loaded noble metal catalyst：Static placement 12- at room temperature
24 hours, then dry 4-48 hours at 50-150 DEG C, 4-8 hours are calcined at 400-550 DEG C.
As the further scheme of the present invention：In step (3), 8-12 hours are calcined at 550-750 DEG C.
As the further scheme of the present invention：Base metal soluble-salt, precious metal soluble salt, promoter soluble salt include
Nitrate, carbonate, oxalates, formates, sulfate, chloride.
As the further scheme of the present invention：Base metal soluble-salt uses nitrate, and precious metal soluble salt uses nitre
Hydrochlorate or chloride, promoter soluble salt use nitrite or chloride.
Compared with prior art, the beneficial effects of the invention are as follows：
Catalyst prepared by the present invention has high activity, especially to conventional VOCs for example aromatic hydrocarbons, oxygen-bearing organic matter, alkene,
Alkane shows high activity, high thermal stability, high hydrothermal stability, high thermal shock performance, long-life；Preparing raw material is easy
, preparation technology is easy, and bullion content low cost is low.It is organic that the catalyst applies also for other volatility in industrial waste gas
The catalytic combustion elimination of thing such as halogenated hydrocarbons, sulfur-bearing VOCs etc..
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of protection of the invention.
Embodiment 1
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.08g KCl and 0.12g La (NO are weighed3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1% is made
K1%La/ZSM-5 components；
(3) it is 1 by mass ratio：1 10%Ce/Al obtained above2O3Component and 0.75%Pt0.25%Pd1%K1%
La/ZSM-5 components are mixed by mechanical lapping, and 12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 2
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then that 4g is sharp
The titanium oxide of titanium ore type adds in above-mentioned solution and stirs to obtain sticky solid, at room temperature static placement 24h, is finally done at 80 DEG C
Dry 24h, 4h is calcined at 450 DEG C, 10%Ce/TiO is made2Component；
(2) 0.08g KCl and 0.12g La (NO are weighed3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1% is made
K1%La/ZSM-5 components；
(3) by obtained 10%Ce/TiO2Component and 0.75%Pt0.25%Pd1%K1%La/ZSM-5 components press quality
Than 1：1 ratio, which adds, obtains pasty solid, then by being sufficiently mixed after mechanical lapping 30min, 110 DEG C in 3ml deionized waters
Lower drying is simultaneously calcined 12h at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 3
(1) 0.5g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g
Aluminum oxide adds in above-mentioned solution and stirs to obtain sticky solid, at room temperature static placement 24h, finally dried at 80 DEG C 24h,
4h is calcined at 450 DEG C, 5%Ce/Al is made2O3Component；
(2) 0.08g KCl and 0.12g La (NO are weighed3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd0.5% is made
K1%La/ZSM-5 components；
(3) it is 1 by mass ratio：1 5%Ce/Al obtained above2O3Component and 0.75%Pt0.25%Pd1%K1%
La/ZSM-5 components are mixed by mechanical lapping, and 12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 4
(1) 1.28g Mn (NO are weighed3)2(50%) it is dissolved in 9ml deionized waters and is configured to clear solution, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 5%Mn/Al is made2O3Component；
(2) 0.08g KCl and 0.12g La (NO are weighed3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1% is made
K1%La/ZSM-5 components；
(3) it is 1 by mass ratio：1 5%Mn/Al obtained above2O3Component and 0.75%Pt0.25%Pd1%K1%
La/ZSM-5 components are mixed by mechanical lapping, and 12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 5
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.08g KCl and 0.12g La (NO are weighed3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g Beta molecular sieve powders are then scattered in above-mentioned solution ＆ stir, in room temperature
Under static placement 24h, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1%K1% is made
La/Beta components；
(3) it is 1 by mass ratio obtained above：1 10%Ce/Al2O3Component and 0.75%Pt0.25%Pd1%K1%
La/Beta components are mixed by mechanical lapping, and 12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 6
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.08g KCl and 0.12g La (NO are weighed3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g Y molecular sieve powder is then scattered in above-mentioned solution ＆ stir, at room temperature
Static placement 24h, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1%K1% is made
La/Y components；
(3) it is 1 by mass ratio obtained above：1 10%Ce/Al2O3Component and 0.75%Pt0.25%Pd1%K1%
La/Y components are mixed by mechanical lapping, and 12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 7
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.08g KCl and 0.12g La (NO are weighed3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g SSZ-13 molecular sieve powders are then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1% is made
K1%La/SSZ-13 components；
(3) it is 1 by mass ratio obtained above：1 10%Ce/Al2O3Component and 0.75%Pt0.25%Pd1%K1%
La/SSZ-13 components are mixed by mechanical lapping, and 12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 8
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.08g KCl, 0.12g La (NO are weighed3)3、3ml H2PtCl6(10mg/ml) and 1ml Na2PdCl4
(10mg/ml) is dissolved in 5ml deionized waters, then by 4g Al2O3It is uniform that powder is scattered in above-mentioned solution ＆ stir, in room temperature
Under static placement 24h, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1%K1% is made
La/Al2O3Component；
(3) by 10%Ce/Al obtained above2O3Component and 0.75%Pt0.25%Pd1%K1%La/Al2O3Component is pressed
Mass ratio 1：1 ratio, which adds, obtains pasty solid in 3ml deionized waters, then by being sufficiently mixed after mechanical lapping 30min,
Dried at 110 DEG C and and be calcined 12h at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 9
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.068g NaNO are weighed2With 0.12g La (NO3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1% is made
Na1%La/ZSM-5 components；
(3) by obtained 10%Ce/Al2O3Component and 0.75%Pt0.25%Pd1%Na1%La/ZSM-5 components press matter
Measure ratio 1：1 ratio is mixed by mechanical lapping, and 12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 10
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.061g BaCl are weighed2With 0.12g La (NO3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1% is made
Ba1%La/ZSM-5 components；
(3) by obtained 10%Ce/Al2O3Component and 0.75%Pt0.25%Pd1%Ba1%La/ZSM-5 components press matter
Measure ratio 1：1 ratio is mixed by mechanical lapping, and 12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 11
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.08g KCl and 0.09g Pr (NO are weighed3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1% is made
K1%Pr/ZSM-5 components；
(3) by obtained 10%Ce/Al2O3Component and 0.75%Pt0.25%Pd1%K1%Pr/ZSM-5 components press quality
Than 1：1 ratio, which adds, obtains pasty solid, then by being sufficiently mixed after mechanical lapping 30min, 110 DEG C in 3ml deionized waters
Lower drying is simultaneously calcined 12h at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 12
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.08g KCl and 0.12g La (NO are weighed3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1% is made
K1%La/ZSM-5 components；
(3) by obtained 10%Ce/Al2O3Component and 0.75%Pt0.25%Pd1%K1%La/ZSM-5 components press quality
Than 1：1 ratio is mixed by mechanical lapping, and 12h is calcined at 750 DEG C, that is, VOCs catalyst is made.
Embodiment 13
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.04g KCl and 0.12g La (NO are weighed3)3It is dissolved in 1.5ml H2PtCl6(10mg/ml) and 0.5ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.375%Pt0.125% is made
Pd0.5%K1%La/ZSM-5 components；
(3) by obtained 10%Ce/Al2O3Component and 0.375%Pt0.125%Pd0.5%K1%La/ZSM-5 components are pressed
Mass ratio 1：1 ratio, which adds, obtains pasty solid in 3ml deionized waters, then by being sufficiently mixed after mechanical lapping 30min, and
12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 14
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.08g KCl and 0.12g La (NO are weighed3)3It is dissolved in 3ml H2PtCl6(10mg/ml) and 1ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.75%Pt0.25%Pd1% is made
K1%La/ZSM-5 components；
(3) by obtained 10%Ce/Al2O3Component and 0.75%Pt0.25%Pd1%K1%La/ZSM-5 components press quality
Than 2：1 ratio is mixed by mechanical lapping, and 12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Embodiment 15
(1) 4.76 grams of zirconium carbonates, 2.44 grams of cerous carbonates, 0.245 gram of praseodymium oxide and 0.245 gram of rubidium oxide is weighed to add
In 150ml deionized waters, 5ml nitric acid and 3ml hydrogen peroxide are added into above-mentioned suspension, the stirring and dissolving under 40 degree；Then by 4g
Aluminum oxide adds in above-mentioned 8.7ml solution and stirs to obtain sticky solid, at room temperature static placement 24h, is finally dried at 80 DEG C
24h, 4h is calcined at 450 DEG C, 50%CeZrPrNd/Al is made2O3Component；
(2) 0.04g KCl and 0.12g La (NO are weighed3)3It is dissolved in 1.5ml H2PtCl6(10mg/ml) and 0.5ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.375%Pt0.125% is made
Pd0.5%K1%La/ZSM-5 components；
(3) by obtained 50%CeZrPrNd/Al2O3Component and 0.375%Pt0.125%Pd0.5%K1%La/ZSM-5
Component in mass ratio 1：1 ratio, which adds, obtains pasty solid in 3ml deionized waters, then by abundant after mechanical lapping 30min
Mixing, and 12h is calcined at 650 DEG C, that is, VOCs catalyst is made.
Catalyst activity evaluation is carried out in normal pressure microreactor, by micro-injection pump by benzene,toluene,xylene
(three's volume ratio is 1 to mixture：1：1) vaporizer vaporization is injected, total concentration control is 1000ppm, and reaction gas is air, flow velocity
For 100ml/min, catalyst amount 100mg.VOCs concentration uses gas-chromatography (FID) on-line analysis before and after reaction, urges
Activity (the T of agent50, corresponding reaction temperature when conversion ratio is 50%；T99, corresponding reaction temperature when conversion ratio is 99%)
It is shown in Table 1.
The reactivity worth of the catalyst of table 1
Embodiment 16
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.04g KCl and 0.12g La (NO are weighed3)3It is dissolved in 0.5ml H2PtCl6(10mg/ml) and 1.5ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.125%Pt0.375% is made
Pd0.5%K1%La/ZSM-5 components；
(3) by obtained 10%Ce/Al2O3Component and 0.125%Pt0.375%Pd0.5%K1%La/ZSM-5 components are pressed
Mass ratio 1：1 ratio, which adds, obtains pasty solid in 3ml deionized waters, then by being sufficiently mixed after mechanical lapping 30min, and
4h is calcined at 450 DEG C, that is, VOCs catalyst is made.
The catalysis that the catalyst that embodiment 13 and 16 is obtained is used for acetic acid, acrylic acid, phthalic anhydride, cis-butenedioic anhydride is burnt.Its activity
Evaluation is carried out in normal pressure microreactor, by micro-injection pump by the mixed solution of acetic acid and acrylic acid (acetic acid and propylene
The mass ratio of acid is 2：3) to inject vaporizer vaporization or phthalic anhydride, cis-butenedioic anhydride are directly heated into vaporization, total concentration control is 2000ppm,
Reaction gas is air, flow velocity 100ml/min, catalyst amount 100mg.VOCs concentration uses gas-chromatography before and after reaction
(FID) on-line analysis, the activity (T of catalyst50, corresponding reaction temperature when conversion ratio is 50%；T99, when conversion ratio is 99%
Corresponding reaction temperature) it is shown in Table 2.
The embodiment 13 of table 2, the reactivity worth of 16 catalyst
Embodiment 17
(1) 1g Ce (NO are weighed3)3·6H2O is dissolved in the clear solution that Ce is configured in 9ml deionized waters, then by 4g oxygen
Change in the above-mentioned solution of aluminium addition and stir to obtain sticky solid, static placement 24h, finally dries 24h, 450 at 80 DEG C at room temperature
4h is calcined at DEG C, 10%Ce/Al is made2O3Component；
(2) 0.04g KCl and 0.12g La (NO are weighed3)3It is dissolved in 1.5ml RuCl3(10mg/ml) and 0.5ml
Na2PdCl4In (10mg/ml) solution, it is uniform that 4g ZSM-5 molecular sieve powder is then scattered in above-mentioned solution ＆ stir, in room
Static placement 24h under temperature, finally dry 24h at 80 DEG C again, be calcined 4h at 450 DEG C, 0.375%Ru0.125% is made
Pd0.5%K1%La/ZSM-5 components；
(3) by obtained 10%Ce/Al2O3Component and 0.375%Ru0.125%Pd0.5%K1%La/ZSM-5 components are pressed
Mass ratio 1：1 ratio, which adds, obtains pasty solid in 3ml deionized waters, then by being sufficiently mixed after mechanical lapping 30min, and
12h is calcined at 550 DEG C, that is, VOCs catalyst is made.
Catalyst is used for the activity rating of chloride volatile organic matter (CVOCs) catalysis burning in normal pressure microreactor
Carry out, dichloroethanes or chlorobenzene are injected into vaporizer by micro-injection pump vaporizes, and total concentration control is 1000ppm, reaction gas
For air, flow velocity 100ml/min, catalyst amount 100mg.CVOCs concentration uses gas-chromatography (FID) before and after reaction
On-line analysis, the T of catalyst99(corresponding reaction temperature when conversion ratio is 99%) is 300 DEG C (dichloroethanes) and 275 DEG C of (chlorine
Benzene).
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (10)
1. a kind of catalyst for catalytic purification VOC, it is characterised in that be catalyzed by support type base metal
Agent is calcined at 350-1000 DEG C after being mixed with loaded noble metal catalyst and is made, and wherein support type base metal catalysts are by carrying
Body and the base metal composition being carried on carrier, loaded noble metal catalyst by carrier and the noble metal being carried on carrier and
Auxiliary agent forms.
2. the catalyst according to claim 1 for catalytic purification VOC, it is characterised in that low-priced gold
Category includes the one or more in transition metal and rare earth metal, and transition metal includes：Cr, Mn, Fe, Co, Ni, Zn, Cu, rare earth
Metal includes：Y、La、Ce、Pr、Nd、Sm.
3. the catalyst according to claim 1 for catalytic purification VOC, it is characterised in that your gold
Category includes the one or more in Pt, Pd, Ru, Ag, Au, Rh and Ir.
4. the catalyst according to claim 1 for catalytic purification VOC, it is characterised in that carrier
Including the one or more in oxide-based carrier and molecular sieve carrier, oxide-based carrier includes Al2O3、SiO2、TiO2、
ZrO2And its their composite oxides, molecular sieve carrier include X, Y, M, A, CHA, MFI, Beta, phosphate aluminium molecular sieve.
5. the catalyst according to claim 1 for catalytic purification VOC, it is characterised in that auxiliary agent
Including the one or more in alkali metal, alkaline-earth metal, rare earth metal.
6. the catalyst according to claim 1 for catalytic purification VOC, it is characterised in that load
In type base metal catalysts, base metal mass content is 0.1wt%-50wt%.
7. the catalyst according to claim 1 for catalytic purification VOC, it is characterised in that load
In type noble metal catalyst, noble metal mass content is 0.01wt%-50wt%.
8. the catalyst according to claim 1 for catalytic purification VOC, it is characterised in that load
In type noble metal catalyst, auxiliary agent mass content is 0.01wt%-20wt%.
9. the catalyst according to claim 1 for catalytic purification VOC, it is characterised in that load
The mass ratio of type base metal catalysts and loaded noble metal catalyst is 1:99~99:1.
A kind of 10. preparation of catalyst for catalytic purification VOC as described in claim 1-9 is any
Method, it is characterised in that comprise the following steps：
(1) support type base metal catalysts and loaded noble metal catalyst are made respectively, obtained support type base metal is urged
Agent is directly carried out in next step with loaded noble metal catalyst, or is handled and carried out down again by dry and baking modes
One step；
(2) support type base metal catalysts and loaded noble metal catalyst are sufficiently mixed uniformly, then at 350-1000 DEG C
Roasting is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710657365.5A CN107398295A (en) | 2017-08-03 | 2017-08-03 | A kind of catalyst and preparation method for catalytic purification VOC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710657365.5A CN107398295A (en) | 2017-08-03 | 2017-08-03 | A kind of catalyst and preparation method for catalytic purification VOC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107398295A true CN107398295A (en) | 2017-11-28 |
Family
ID=60402716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710657365.5A Pending CN107398295A (en) | 2017-08-03 | 2017-08-03 | A kind of catalyst and preparation method for catalytic purification VOC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107398295A (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107930637A (en) * | 2017-12-05 | 2018-04-20 | 内蒙古科技大学 | A kind of high entropy solid solution catalyst of rare-earth-based iron content and preparation method thereof |
| CN107952366A (en) * | 2017-12-08 | 2018-04-24 | 上海科仁实业有限公司 | More bed catalyst reactors and application thereof |
| CN108126710A (en) * | 2017-12-26 | 2018-06-08 | 河北旭阳焦化有限公司 | A kind of sulfur resistive removes the preparation and application of naphthalene catalyst |
| CN109304172A (en) * | 2017-11-16 | 2019-02-05 | 中国石油化工股份有限公司 | A kind of high dispersing microporous/mesoporous Ag-Al catalyst, preparation method and applications |
| CN110327968A (en) * | 2019-08-08 | 2019-10-15 | 广东恒峰蓝环境工程有限公司 | A kind of catalyst and preparation method thereof of purifying volatile organic matter |
| CN111822042A (en) * | 2020-05-12 | 2020-10-27 | 上海麦越环境技术有限公司 | Composite metal catalyst for online hydrocarbon removal instrument and preparation method thereof |
| CN111841625A (en) * | 2020-08-20 | 2020-10-30 | 江苏博霖环保科技有限公司 | Preparation method of catalyst for treating VOCs (volatile organic compounds) by using fiber composite molecular sieve membrane |
| CN112007688A (en) * | 2020-08-10 | 2020-12-01 | 武汉大学 | Ruthenium catalyst for low-temperature catalytic oxidation of volatile organic pollutants, and preparation method and application thereof |
| CN112169787A (en) * | 2019-07-04 | 2021-01-05 | 重庆鲍斯净化设备科技有限公司 | Catalyst for removing hydrocarbon substances by low-temperature combustion and preparation method thereof |
| CN113145161A (en) * | 2020-12-31 | 2021-07-23 | 南京大学 | Catalyst for catalytic oxidation of volatile organic compounds by ozone and preparation method thereof |
| CN115624973A (en) * | 2022-09-20 | 2023-01-20 | 中国船舶重工集团公司第七一八研究所 | Sulfur poisoning resistant monolithic catalyst and preparation method and application thereof |
| WO2023036822A1 (en) | 2021-09-13 | 2023-03-16 | Shell Internationale Research Maatschappij B.V. | Catalyst composition, its preparation and use |
| CN116020543A (en) * | 2022-12-26 | 2023-04-28 | 武汉大学(肇庆)资源与环境技术研究院 | Water-heating-resistant multi-component toluene catalytic oxidation catalyst and preparation method thereof |
| CN116174016A (en) * | 2023-03-01 | 2023-05-30 | 浙江天地环保科技股份有限公司 | Propane catalytic combustion platinum-based catalyst and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105289650A (en) * | 2015-10-09 | 2016-02-03 | 江苏常青树新材料科技有限公司 | Preparation method of catalyst used for carrying out catalytic combustion on volatile organic compound containing low-concentration methane |
| CN105709737A (en) * | 2014-12-01 | 2016-06-29 | 抚顺环科石油化工技术开发有限公司 | Catalytic wet oxidation catalyst and preparation method thereof |
| CN105964255A (en) * | 2016-06-24 | 2016-09-28 | 浙江恒荣环保科技有限公司 | Preparation method of high-sulfur-resistance catalytic combustion catalyst |
| CN106378132A (en) * | 2016-09-07 | 2017-02-08 | 武汉科林精细化工有限公司 | Organic waste gas purification catalyst and preparation method thereof |
-
2017
- 2017-08-03 CN CN201710657365.5A patent/CN107398295A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105709737A (en) * | 2014-12-01 | 2016-06-29 | 抚顺环科石油化工技术开发有限公司 | Catalytic wet oxidation catalyst and preparation method thereof |
| CN105289650A (en) * | 2015-10-09 | 2016-02-03 | 江苏常青树新材料科技有限公司 | Preparation method of catalyst used for carrying out catalytic combustion on volatile organic compound containing low-concentration methane |
| CN105964255A (en) * | 2016-06-24 | 2016-09-28 | 浙江恒荣环保科技有限公司 | Preparation method of high-sulfur-resistance catalytic combustion catalyst |
| CN106378132A (en) * | 2016-09-07 | 2017-02-08 | 武汉科林精细化工有限公司 | Organic waste gas purification catalyst and preparation method thereof |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304172A (en) * | 2017-11-16 | 2019-02-05 | 中国石油化工股份有限公司 | A kind of high dispersing microporous/mesoporous Ag-Al catalyst, preparation method and applications |
| CN107930637A (en) * | 2017-12-05 | 2018-04-20 | 内蒙古科技大学 | A kind of high entropy solid solution catalyst of rare-earth-based iron content and preparation method thereof |
| CN107952366A (en) * | 2017-12-08 | 2018-04-24 | 上海科仁实业有限公司 | More bed catalyst reactors and application thereof |
| CN108126710A (en) * | 2017-12-26 | 2018-06-08 | 河北旭阳焦化有限公司 | A kind of sulfur resistive removes the preparation and application of naphthalene catalyst |
| CN112169787A (en) * | 2019-07-04 | 2021-01-05 | 重庆鲍斯净化设备科技有限公司 | Catalyst for removing hydrocarbon substances by low-temperature combustion and preparation method thereof |
| CN110327968A (en) * | 2019-08-08 | 2019-10-15 | 广东恒峰蓝环境工程有限公司 | A kind of catalyst and preparation method thereof of purifying volatile organic matter |
| CN110327968B (en) * | 2019-08-08 | 2022-08-12 | 广东恒峰蓝环境工程有限公司 | Preparation method of catalyst for purifying volatile organic compounds |
| CN111822042A (en) * | 2020-05-12 | 2020-10-27 | 上海麦越环境技术有限公司 | Composite metal catalyst for online hydrocarbon removal instrument and preparation method thereof |
| CN111822042B (en) * | 2020-05-12 | 2023-04-18 | 上海麦越环境技术有限公司 | Composite metal catalyst for online hydrocarbon removal instrument and preparation method thereof |
| CN112007688A (en) * | 2020-08-10 | 2020-12-01 | 武汉大学 | Ruthenium catalyst for low-temperature catalytic oxidation of volatile organic pollutants, and preparation method and application thereof |
| CN111841625A (en) * | 2020-08-20 | 2020-10-30 | 江苏博霖环保科技有限公司 | Preparation method of catalyst for treating VOCs (volatile organic compounds) by using fiber composite molecular sieve membrane |
| CN113145161A (en) * | 2020-12-31 | 2021-07-23 | 南京大学 | Catalyst for catalytic oxidation of volatile organic compounds by ozone and preparation method thereof |
| WO2023036822A1 (en) | 2021-09-13 | 2023-03-16 | Shell Internationale Research Maatschappij B.V. | Catalyst composition, its preparation and use |
| CN115624973A (en) * | 2022-09-20 | 2023-01-20 | 中国船舶重工集团公司第七一八研究所 | Sulfur poisoning resistant monolithic catalyst and preparation method and application thereof |
| CN115624973B (en) * | 2022-09-20 | 2024-06-11 | 中国船舶重工集团公司第七一八研究所 | Sulfur poisoning resistant monolithic catalyst and preparation method and application thereof |
| CN116020543A (en) * | 2022-12-26 | 2023-04-28 | 武汉大学(肇庆)资源与环境技术研究院 | Water-heating-resistant multi-component toluene catalytic oxidation catalyst and preparation method thereof |
| CN116174016A (en) * | 2023-03-01 | 2023-05-30 | 浙江天地环保科技股份有限公司 | Propane catalytic combustion platinum-based catalyst and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107398295A (en) | A kind of catalyst and preparation method for catalytic purification VOC | |
| TWI776842B (en) | Low cost oxidation catalysts for voc and halogenated voc emission control | |
| CN102247867B (en) | Catalytic oxidation catalyst for methyl acetate in organic waste gas and preparation method thereof | |
| CN104759202B (en) | A kind of removing regeneration fume from catalytic cracking pollutant auxiliary agent and preparation method thereof | |
| CN103157491B (en) | Mesoporous metal oxide supported palladium catalyst for catalytic oxidation of volatile organic compounds | |
| CN103071489A (en) | Supported active carbon catalytic material capable of eliminating formaldehyde at room temperature and preparation method thereof | |
| CN101664679A (en) | Coal bed gas deoxidation catalyst as well as preparation method and application thereof | |
| CN104174425B (en) | It is a kind of for catalyst of volatile organic matter catalysis oxidation and preparation method thereof | |
| CN102755912A (en) | Ceramic honeycombed catalyst capable of purifying organic waste gas and preparation method thereof | |
| CN105289651A (en) | Bimetallic catalyst for catalytic oxidation of VOCs and preparation method and application of bimetallic catalyst | |
| CN108479762A (en) | A kind of manganese oxide catalyst and its preparation method and application | |
| CN109701524A (en) | Remove the catalyst and preparation method thereof of nitrogen oxides | |
| CN105148907A (en) | 1, 2-dichloroethane selective hydrodechlorination reaction catalyst and preparation method and application thereof | |
| CN101927162A (en) | Aluminum-manganese-pillared montmorillonite load catalyst for eliminating benzene series at low temperature as well as preparation and application thereof | |
| CN105817229A (en) | Rare earth element modified load type cobaltosic oxide catalyst and preparation method thereof | |
| CN102553585B (en) | Sulfur-tolerant catalyst for gas deoxidation as well as preparation method and application thereof | |
| CN104998652B (en) | Reduce catalyst aid of FCC flue gas DS NOx Est amounts and preparation method thereof | |
| CN111054374A (en) | Catalytic combustion catalyst for PTA oxidized tail gas and application thereof | |
| CN108126685A (en) | Two-part catalyst of catalytic degradation VOCs containing chlorine and its preparation method and application | |
| CN104209129B (en) | Catalyst for reducing content of NOx in FCC (fluid catalytic cracking) flue gas and application | |
| KR20010037883A (en) | A process for preparing honeycomb type monolithic catalyst | |
| CN111111656A (en) | High-temperature-resistant catalytic combustion catalyst for normal-temperature catalytic ignition of VOCs self-sustaining combustion and preparation method and application thereof | |
| CN111151241A (en) | Integral honeycomb coating catalyst and preparation method and application thereof | |
| CN105013477B (en) | A kind of catalysis oxidation VOCs mixed phase titanium dioxide loaded ruthenium catalyst, preparation method and its usage | |
| CN107597122B (en) | A kind for the treatment of process for the organic exhaust gas containing chlorine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171128 |
|
| RJ01 | Rejection of invention patent application after publication |