CN114605103A - Mortar water-retention thickening material and preparation method thereof - Google Patents
Mortar water-retention thickening material and preparation method thereof Download PDFInfo
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- CN114605103A CN114605103A CN202210316215.9A CN202210316215A CN114605103A CN 114605103 A CN114605103 A CN 114605103A CN 202210316215 A CN202210316215 A CN 202210316215A CN 114605103 A CN114605103 A CN 114605103A
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- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 76
- 239000000463 material Substances 0.000 title claims abstract description 49
- 230000008719 thickening Effects 0.000 title claims description 46
- 206010016807 Fluid retention Diseases 0.000 title claims description 27
- 238000002360 preparation method Methods 0.000 title description 6
- 239000000843 powder Substances 0.000 claims abstract description 29
- 239000000203 mixture Substances 0.000 claims abstract description 28
- 238000010276 construction Methods 0.000 claims abstract description 26
- 239000002699 waste material Substances 0.000 claims abstract description 26
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- 239000010440 gypsum Substances 0.000 claims abstract description 14
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 14
- 239000004576 sand Substances 0.000 claims abstract description 12
- 229920001732 Lignosulfonate Polymers 0.000 claims abstract description 11
- 229920003086 cellulose ether Polymers 0.000 claims abstract description 11
- 239000011521 glass Substances 0.000 claims abstract description 7
- 239000011324 bead Substances 0.000 claims abstract description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 11
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 8
- 239000004568 cement Substances 0.000 claims description 8
- 239000010881 fly ash Substances 0.000 claims description 8
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 6
- 235000011152 sodium sulphate Nutrition 0.000 claims description 6
- 239000011449 brick Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 5
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 4
- 238000000227 grinding Methods 0.000 claims description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 3
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 claims description 3
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 claims description 3
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 claims description 3
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical group OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 claims description 3
- 239000004005 microsphere Substances 0.000 claims description 3
- 229920005552 sodium lignosulfonate Polymers 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- 239000012190 activator Substances 0.000 claims description 2
- 229920005551 calcium lignosulfonate Polymers 0.000 claims description 2
- RYAGRZNBULDMBW-UHFFFAOYSA-L calcium;3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Ca+2].COC1=CC=CC(CC(CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O RYAGRZNBULDMBW-UHFFFAOYSA-L 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000011161 development Methods 0.000 abstract description 5
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000002910 solid waste Substances 0.000 abstract description 2
- 229940126062 Compound A Drugs 0.000 abstract 2
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 abstract 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000009974 thixotropic effect Effects 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 229910010272 inorganic material Inorganic materials 0.000 description 3
- 239000011147 inorganic material Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 239000001095 magnesium carbonate Substances 0.000 description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 2
- 235000014380 magnesium carbonate Nutrition 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000002280 amphoteric surfactant Substances 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical class O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000012761 high-performance material Substances 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 229910003471 inorganic composite material Inorganic materials 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/16—Waste materials; Refuse from building or ceramic industry
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/08—Acids or salts thereof
- C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
- C04B22/142—Sulfates
- C04B22/147—Alkali-metal sulfates; Ammonium sulfate
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
- C04B24/14—Peptides; Proteins; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/16—Sulfur-containing compounds
- C04B24/18—Lignin sulfonic acid or derivatives thereof, e.g. sulfite lye
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/38—Polysaccharides or derivatives thereof
- C04B24/383—Cellulose or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/10—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by using foaming agents or by using mechanical means, e.g. adding preformed foam
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/44—Thickening, gelling or viscosity increasing agents
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/46—Water-loss or fluid-loss reducers, hygroscopic or hydrophilic agents, water retention agents
- C04B2103/465—Water-sorbing agents, hygroscopic or hydrophilic agents
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00017—Aspects relating to the protection of the environment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00181—Mixtures specially adapted for three-dimensional printing (3DP), stereo-lithography or prototyping
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/76—Use at unusual temperatures, e.g. sub-zero
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a compound A and a compound B, wherein the compound A comprises the following components in parts by weight: 900 parts of construction waste micro powder, 5-20 parts of an excitant and 15-20 parts of gypsum; the mixture B component comprises the following components in parts by weight: 20-25 parts of lignosulfonate, 5-10 parts of cellulose ether, 0.5-3 parts of an air entraining agent and 25-50 parts of hollow glass beads. The advantages of the construction waste micro powder technology are combined with solid waste recycling, and the recycled fine sand is used for preparing the pre-mixed mortar water-retaining thixotropic material, so that the method is favorable for sustainable development requirements of engineering and development trend of building industrialization, lays a certain foundation for industrial application, and has higher engineering and environmental benefits.
Description
Technical Field
The invention belongs to the technical field of building materials, and particularly relates to a mortar water-retention thickening material and a preparation method thereof.
Background
The mortar water-retaining thickening material is an organic and inorganic composite material. The inorganic material is the main component of the mortar water-retaining thickening material, and has important influence on the water-retaining performance of the mortar water-retaining thickening material. The organic material is an important component of the mortar water-retaining thickening material, and plays a main role in the water-retaining performance of the mortar water-retaining thickening material. The mortar water-retaining thickening material is a non-air-entraining and non-lime powdery composite material. The water-retaining thickening material of the mortar achieves the purposes of thickening and retaining the mortar through the physical adsorption effect of the material on water molecules. The water-retaining thickening material can replace all lime cream to be used in plastering, masonry and other building mortars, so that all physical and mechanical properties of the mortar meet the standard requirements, and the mortar is well bonded with bricks and concrete matrixes and has good durability. At present, inorganic materials on the market are mainly prepared by modifying inorganic materials such as bentonite, white magnesite, modified montmorillonite and the like, but the resources are increasingly lacked, so that the sustainable development of the resources is not facilitated.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide a mortar water-retention thickening material and a preparation method thereof.
In order to achieve the purpose, the invention adopts the following technical means:
a mortar water retention thickening material comprises a mixture A and a mixture B, wherein the mixture A comprises the following components in parts by weight: 900 parts of construction waste micro powder, 5-20 parts of an excitant and 15-20 parts of gypsum; the mixture B component comprises the following components in parts by weight: 20-25 parts of lignosulfonate, 5-10 parts of cellulose ether, 0.5-3 parts of an air entraining agent and 25-50 parts of hollow glass beads.
Preferably, the construction waste micro powder is composite powder formed by mixing red brick powder produced by construction waste and stone powder produced by machine-made sand according to a ratio of 1: 1.
Preferably, the activator is selected from one of sodium hydroxide, triethanolamine solution of sodium hydroxide, isopropanol solution of sodium hydroxide, anhydrous sodium sulphate, triethanolamine solution of anhydrous sodium sulphate and isopropanol solution of anhydrous sodium sulphate.
Preferably, the gypsum is power plant desulfurization gypsum.
Preferably, the lignosulfonate is sodium lignosulfonate or calcium lignosulfonate, or a mixture of the two in any proportion.
Preferably, the air entraining agent is degussa
Is a powdery air entraining agent based on an amphoteric surfactant.
Preferably, the cellulose ether is hydroxypropyl methyl cellulose ether with a viscosity of 10-15 ten thousand cP.
A preparation method of the mortar water-retention thickening material comprises the following steps:
s1, adding the construction waste micro powder, the exciting agent and the gypsum into pressurized Raymond mill according to the proportion, and grinding to obtain a mixture A;
s2, uniformly mixing the hollow glass microspheres, the lignosulfonate, the cellulose ether and the air entraining agent according to the proportion to obtain a mixture B;
and S3, uniformly mixing the mixture A and the mixture B to obtain the mortar water-retention thickening material.
A mortar product comprises the mortar water-retaining thickening material prepared by the method, cement, fly ash and sand; wherein the mass ratio of the mortar water-retention thickening material is 2-3%.
The invention has the advantages of
Compared with the prior art, the invention has the following beneficial effects:
the invention combines the construction waste red brick powder and the dry method mechanism with organic substances through researching, and the silicon and aluminum minerals in the construction waste micro powder have volcanic ash activity and have Ca (OH) under alkali excitation2Potential ability of secondary reaction to form C-S-H gel; the construction waste micro powder has a good micro-pore structure, and after organic modification, the construction waste micro powder is processed by a high-pressure Raymond mill under the chemical excitation action of a composite additive, is treated by the combined action of an ultramicro-grinding process and chemical excitation, and is compounded with a plurality of high-performance materials to prepare the mortar water-retaining thickening material, so that the additional value of the construction waste is effectively improved, and the construction waste is fully utilized. The construction waste micro powder adopted by the invention belongs to inorganic mineral materials, contains a large amount of sodium carbonate, calcium carbonate, magnesium carbonate, dolomite and red clay substances, and has a microporous structure and the like; the mortar is ground to below 200 meshes by using pressurized Raymond, so that the mortar has excellent viscosity and thickening and water retention capacity, the compactness of the mortar product is improved, the bonding force of the mortar product can be enhanced by fine particles, the strength of the mortar product is improved, and the autogenous shrinkage of the mortar product is reduced; the construction waste micro powder can reduce the internal friction force of the mortar and improve the workability and the saturation of the mortar; under the action of the exciting agent, the activity of the construction waste micro powder can be continuously excited, so that the later strength of the mortar can be improved; the gypsum adopted by the invention can promote the construction waste micro powder to carry out ion exchange and stimulate the hydration reaction of substances; the lignosulfonate adopted by the invention can play a role in dispersing and retarding the coagulation of alkaline water; the high-efficiency protein salt air entraining agent adopted by the invention can generate a large amount of closed microbubbles when preparing the mortar, reduce the resistance among particles, well improve the workability and operability of mortar products, increase the elastic deformation capacity of the mortar, reduce the elastic modulus, block or block capillary channels in the mortar, reduce the bleeding property of the mortar, change the structure of mortar holes and buffer waterThe expansion stress generated by freezing improves the impermeability and frost resistance of the mortar; the hydroxypropyl methyl cellulose ether adopted by the invention has the main functions of water retention, thickening and foam stabilization, and can also have a synergistic effect with the construction waste micropowder. The high-damping fully recycled aggregate concrete ink material meeting the 3D printing requirement is prepared by combining the advantages of the construction waste micro-powder technology and solid waste recycling, not only is beneficial to the sustainable development requirement of engineering and the development trend of building industrialization, but also lays a certain foundation for industrial application of the ink material, and has higher engineering and environmental benefits.
Detailed Description
Unless otherwise indicated, implied from the context, or customary in the art, all parts and percentages herein are by weight and the testing and characterization methods used are synchronized with the filing date of the present application. Where applicable, the contents of any patent, patent application, or publication referred to in this application are incorporated herein by reference in their entirety and their equivalent family patents are also incorporated by reference, especially as they disclose definitions relating to synthetic techniques, products and process designs, polymers, comonomers, initiators or catalysts, and the like, in the art. To the extent that a definition of a particular term disclosed in the prior art is inconsistent with any definitions provided herein, the definition of the term provided herein controls.
The numerical ranges in this application are approximations, and thus may include values outside of the ranges unless otherwise specified. A numerical range includes all numbers from the lower value to the upper value, in increments of 1 unit, provided that there is a separation of at least 2 units between any lower value and any higher value. For example, if a compositional, physical or other property (e.g., molecular weight, melt index, etc.) is stated to be from 100 to 1000, it is intended that all individual values, e.g., 100, 101, 102, etc., and sub ranges, e.g., 100 to 166, 155 to 170, 198 to 200, etc., are expressly enumerated. For ranges containing a numerical value less than 1 or containing a fraction greater than 1 (e.g., 1.1, 1.5, etc.), then 1 unit is considered appropriate to be 0.0001, 0.001, 0.01, or 0.1. For ranges containing single digit numbers less than 10 (e.g., 1 to 5), 1 unit is typically considered 0.1. These are merely specific examples of what is intended to be expressed and all possible combinations of numerical values between the lowest value and the highest value enumerated are to be considered to be expressly stated in this application.
When used with respect to chemical compounds, the singular includes all isomeric forms and vice versa (e.g., "hexane" includes all isomers of hexane, individually or collectively) unless expressly specified otherwise. In addition, unless explicitly stated otherwise, the use of the terms "a", "an" or "the" are intended to include the plural forms thereof.
The terms "comprising," "including," "having," and derivatives thereof do not exclude the presence of any other component, step or procedure, and are not intended to exclude the presence of other elements, steps or procedures not expressly disclosed herein. To the extent that any doubt is eliminated, all compositions herein containing, including, or having the term "comprise" may contain any additional additive, adjuvant, or compound, unless expressly stated otherwise. Rather, the term "consisting essentially of … …" excludes any other components, steps or processes from the scope of any of the terms hereinafter recited, insofar as such terms are necessary for performance. The term "consisting of … …" does not include any components, steps or processes not specifically described or listed. Unless explicitly stated otherwise, the term "or" refers to the listed individual members or any combination thereof.
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more apparent, the present invention is further described in detail below with reference to the following embodiments.
Examples
The following examples are used herein to demonstrate preferred embodiments of the invention. It will be appreciated by those of skill in the art that the techniques disclosed in the examples which follow represent techniques discovered by the inventor to function in the invention, and thus can be considered to constitute preferred modes for its practice. Those of skill in the art should, in light of the present disclosure, appreciate that many changes can be made in the specific embodiments which are disclosed and still obtain a like or similar result without departing from the spirit or scope of the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs and the disclosures and references cited herein and the materials to which they refer are incorporated by reference.
Those skilled in the art will recognize, or be able to ascertain using no more than routine experimentation, many equivalents to the specific embodiments of the invention described herein. Such equivalents are intended to be encompassed by the following claims.
Example 1
The mortar water-retaining thickening material comprises the following components in parts by weight: 900 parts of construction waste micro powder, 15 parts of an excitant and 20 parts of gypsum. The mixture B comprises the following components in parts by weight: 20 parts of lignosulfonate, 10 parts of cellulose ether, 1 part of air entraining agent and 30 parts of hollow glass beads;
the construction waste micro powder is composite powder formed by mixing red brick powder produced by construction waste and stone powder produced by machine-made sand according to the mass ratio of 1: 1; the excitant is sodium hydroxide; the gypsum is power plant desulfurization gypsum; the lignosulfonate is sodium lignosulfonate, and the air entraining agent is Degussa
A preparation method of a mortar water-retention thickening material comprises the following steps:
s1, adding the construction waste micro powder, the exciting agent and the gypsum into pressurized Raymond mill according to the proportion, and grinding to obtain a mixture A;
s2, uniformly mixing the hollow glass microspheres, the lignosulfonate, the cellulose ether and the air entraining agent according to the proportion to obtain a mixture B;
and S3, uniformly mixing the mixture A and the mixture B to obtain the mortar water-retention thickening material.
The prepared mortar water-retention thickening material is used for preparing mortar, and a control experiment is set
Example 2
A mortar product comprising the mortar water retention thickening material prepared in example 1, cement, fly ash and sand; wherein the mass fraction is as follows: 12.0% of cement, 2.0% of mortar water-retention thickening material, 7.0% of fly ash and 79.0% of sand.
Example 3
A mortar product comprising the mortar water retention thickening material prepared in example 1, cement, fly ash and sand; wherein the mass fraction is as follows: 12.0 percent of cement, 2.2 percent of mortar water-retention thickening material, 7.0 percent of fly ash and 78.8 percent of sand.
Example 4
A mortar product comprising the mortar water retention thickening material prepared in example 1, cement, fly ash and sand; wherein the mass fraction is as follows: 12.0% of cement, 1.8% of mortar water-retaining thickening material, 7.0% of fly ash and 79.2% of sand.
Comparative example 1
Comparative example 1 is different from example 2 in that comparative example 1 is different in that the water-retaining thickening material is purchased from HQ-40A, an admixture of Yonghe building materials science and technology, Inc. in Hangzhou.
Comparative example 2
Comparative example 2 differs from example 2 in that comparative example 2 differs in that the mortar water retention thickening material is only a cellulose ether.
Comparative example 3
The difference between the comparative example 3 and the example 2 is that the comparative example 3 is different from the mortar water retention and thickening material prepared from cellulose ether and an air entraining agent according to the mass ratio of 6: 5 mixing the mixture.
Experiment: the mortar water-retention thickening materials prepared in example 2 and comparative examples 1 to 3 were used for preparing mortar, and the performance of the mortar was tested
The consistency test, the density test, the layering test, the setting time test, the cubic compressive strength test, the frost resistance test and the shrinkage test of the building mortar are carried out according to JGJ 70-90 'basic performance test method of the building mortar', and the mix proportion design is carried out according to JGJ 98-2000 'design rule standard of the mix proportion of the masonry mortar'.
Because the technical requirements (especially the requirements on compressive strength, water retention property and workability) of the dry-mixed plastering mortar in the dry-mixed plastering mortar are high, the test design tests various possible components according to the mix proportion design and the technical requirements of the dry-mixed plastering mortar M1O, and the results are shown in Table 1.
TABLE 1 results of Performance test
From the data, when the using amount of the mortar water-retaining thickening material is less than 1.8 percent, the water-retaining rate is influenced, and the mixing amount of more than 2 percent meets the requirement.
All documents referred to herein are incorporated by reference into this application as if each were individually incorporated by reference. Furthermore, it should be understood that various changes and modifications of the present invention can be made by those skilled in the art after reading the above teachings of the present invention, and these equivalents also fall within the scope of the present invention as defined by the appended claims.
Claims (7)
1. The mortar water-retention thickening material comprises a mixture A and a mixture B, and is characterized in that the mixture A comprises the following components in parts by weight: 900 parts of construction waste micro powder, 5-20 parts of an excitant and 15-20 parts of gypsum; the mixture B component comprises the following components in parts by weight: 20-25 parts of lignosulfonate, 5-10 parts of cellulose ether, 0.5-3 parts of an air entraining agent and 25-50 parts of hollow glass beads.
2. The mortar water-retention thickening material of claim 1, wherein the construction waste micro powder is a composite powder prepared by mixing red brick powder produced by construction waste and stone powder produced by machine-made sand according to a mass ratio of 1: 1. The mortar water-retaining thickening material of claim 1, wherein the activator is selected from one of sodium hydroxide, triethanolamine solution of sodium hydroxide, isopropanol solution of sodium hydroxide, anhydrous sodium sulphate, triethanolamine solution of anhydrous sodium sulphate, and isopropanol solution of anhydrous sodium sulphate.
3. The mortar water retention thickening material of claim 1, wherein the gypsum is power plant desulfurized gypsum.
4. The mortar water-retaining thickening material of claim 1, wherein the lignosulfonate is sodium lignosulfonate or calcium lignosulfonate.
5. The mortar water-retaining thickening material of claim 1, wherein the cellulose ether is hydroxypropyl methyl cellulose ether and has a viscosity of 10-15 ten thousand cP.
6. A method for preparing the mortar water-retaining thickening material according to any one of claims 1 to 7, comprising the steps of:
s1, adding the construction waste micro powder, the exciting agent and the gypsum into a pressurized Raymond mill according to the proportion, and grinding to obtain a mixture A;
s2, uniformly mixing the hollow glass microspheres, the lignosulfonate, the cellulose ether and the air entraining agent according to the proportion to obtain a mixture B;
and S3, uniformly mixing the mixture A and the mixture B to obtain the mortar water-retention thickening material.
7. A mortar product comprising the mortar water retention thickening material of claim 1, cement, fly ash and sand; wherein the mortar water-retaining thickening material accounts for 2-3% by mass.
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Cited By (1)
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| CN116283009A (en) * | 2023-03-30 | 2023-06-23 | 东南大学 | Modified limestone powder and preparation method thereof, 3D printing ultra-high performance concrete and preparation method thereof |
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Application publication date: 20220610 |