CN106116370A - A kind of resistant to elevated temperatures Modified Bitumen Pavement mortar and preparation method thereof - Google Patents
A kind of resistant to elevated temperatures Modified Bitumen Pavement mortar and preparation method thereof Download PDFInfo
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- CN106116370A CN106116370A CN201610510410.XA CN201610510410A CN106116370A CN 106116370 A CN106116370 A CN 106116370A CN 201610510410 A CN201610510410 A CN 201610510410A CN 106116370 A CN106116370 A CN 106116370A
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- 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
- C04B28/02—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 containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
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- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
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- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention relates to a kind of resistant to elevated temperatures Modified Bitumen Pavement mortar and preparation method thereof, belong to ground surface material technical field.Include following component by weight: nitrile rubber 5～10 parts, Colophonium 40～50 parts, modified E51 epoxy resin 25～30 parts, hollow glass micropearl 1～3 parts, calcium silicates 5～12 parts, expanded perlite 5～8 parts, portland cement 15～30 parts, bentonite 15～20 parts, quartz sand 5～8 parts, hydrated magnesium silicate 2～4 parts, micaceous iron oxide gray 1～3 parts, UV absorbent 1～3 parts, surfactant 1～3 parts, defoamer 1～3 parts, water 80～130 parts.The road surface mortar that the present invention provides, can be the most compatible with expanded perlite by being modified epoxy resin, has preferable resistance to elevated temperatures, it is possible to increase the pavement strength after high temperature action.
Description
Technical field
The present invention relates to a kind of resistant to elevated temperatures Modified Bitumen Pavement mortar and preparation method thereof, belong to ground surface material technology neck
Territory.
Background technology
Bituminous concrete is suitable for building the asphalt material on road surface and is mainly asphalt and coal tar pitch, additionally, the most natural
Colophonium.Also there is employing some country or mixes bitumen mixing.Different by kind of gathering materials used, rubble can be divided into
, gravel, chiltern, slag several classes, with rubble use the most universal.The character of Colophonium and label requirement, with asphalt road
Face kind, regional weather are different and different with the traffic conditions in section；Heat is mixed or full-boiled process waters and spills and in hot area and heavily hand over
Thicker Colophonium is preferably selected on passway；Cold mixing or cold process are watered and are spilt and preferably select diluter on cold district and light traffic road
Colophonium.Different by compound maximum particle size, can be divided into coarse grain (below 35-40 millimeter), middle grain (20-25 millimeter with
Under), particulate (below 10-15 millimeter), the number classes such as sand grains (below 5-7 millimeter).Different by the compaction rate of compound, can
Being divided into the number classes such as close-graded, half open gradation and open gradation, open mix is also referred to as asphalt macadam.
Along with the fast development of China Higher level highway construction, the development of bituminous paving has become inevitable, and this is primarily due to
Bituminous paving, compared with cement pavement, has a plurality of advantages: as surfacing, drive a vehicle comfortable, vibrate little, noise is low, the construction time
Short, maintenance facilitates, is suitable for stage construction etc..But earlier period damage is the most serious: as pit, bellding, purt are starched, elapse, gathered around
The problems such as bag, washboard, rut, particularly belong to the rut problem of high-temperature stability, the most prominent in southern area.
CN103979896A relates to a kind of high Rut resistance Emulsified Asphalt Mixture for asphalt pavement rut punishment, by A
Component and B component are prepared from according to the ratio of weight and number of 1: 1；Described component A and B component are by following raw materials by weight portion group
Become: component A: modified emulsifying asphalt 10-50 part, water reducer 0.1-0.7 part, defoamer 0.1-0.5 part, binding agent 0.5-3 part, water
0-10 part.B component: cement 10-50 part, sand 5-30 part, extender 0.01-0.03 part, particle diameter 10-13mm basalt 25-40
Part, particle diameter 5-10mm basalt 30-40 part, particle diameter 0-3mm basalt 20-50 part.CN101624274A relates to the use of discarded mixed
Solidifying soil prepares the method for asphalt pavement material, and the method is: utilize discarded concrete to produce regeneration aggregate as bituminous paving material
Material, uses discarded concrete pretreatment, high-temperature calcination grinding, cement mortar grinding and compound to mix and stir step, by weight, and will
Regenerated coarse aggregate with 20～60% ratio substitute natural aggregate and obtain the mixing aggregate that temperature is 170～190 DEG C, adding temperature is
The Colophonium of 145～165 DEG C, then mixes and stirs with cement mortar powder body, and each composition content is mixing aggregate 96～91%, Colophonium
3～5%, cement mortar powder body 1～4%.
Summary of the invention
It is an object of the invention to: solve that asphaltic base road surface mortar also exists that resistance to elevated temperatures is bad and that cause intensity declines
Problem.
Technical scheme:
A kind of resistant to elevated temperatures Modified Bitumen Pavement mortar, includes following component by weight: nitrile rubber 5～10 parts,
Colophonium 40～50 parts, modified E51 epoxy resin 25～30 parts, hollow glass micropearl 1～3 parts, calcium silicates 5～12 parts, expansion treasure
Pearl rock 5～8 parts, portland cement 15～30 parts, bentonite 15～20 parts, quartz sand 5～8 parts, hydrated magnesium silicate 2～4 parts, cloud
Female oxidation Ferrum dust 1～3 parts, UV absorbent 1～3 parts, surfactant 1～3 parts, defoamer 1～3 parts, water 80～130
Part.
The mesh number scope of described hollow glass micro-ball is 200～400 mesh.
Described ultraviolet UV absorbent, absorbs selected from salicylic acid UV absorbent, benzophenone ultraviolet
Agent, Benzotriazole Ultraviolet Stabilizer, cyanoacrylate ultraviolet absorbent, triazine-based ultraviolet absorbent, benzo
Oxazines ketone UV absorbent etc..
Described defoamer is: mineral oil defoaming agent or non-silicone class defoamer.
Described surfactant refers to nonionic surfactant, more preferably sorbitan ester class.
The preparation method of described modified E51 epoxy resin, comprises the steps:
1st step, by weight, by Oleum Verniciae fordii 12～22 parts, fatty alcohol 44～57 parts, acid or base catalyst 0.08～0.12
There is alcoholysis reaction in part, obtains the first reactant；
2nd step, is subsequently adding organic acid anhydride 45～65 parts, β-acryloxy propionic 7～14 parts, polymerization inhibitor 0.2～0.4 part,
React, obtain the second reactant；
Second reactant, Isosorbide-5-Nitrae butanediol 7～9 parts, trimethylolpropane 4～7 parts are added to E51 epoxy resin 120 by the 3rd step
～in 160 parts, react, obtain modified E51 epoxy resin.
In the 1st described step, fatty alcohol is selected from isomerous tridecanol, isomery ten alcohol, isomery seven alcohol, Polyethylene Glycol or poly-third
The mixture of one or more in glycol；Organic acid anhydride one in maleic anhydride, acetic anhydride, the phthalic anhydride or
Several mixture.
In the 1st described step, base catalyst is sodium hydroxide, potassium hydroxide, calcium hydroxide, Sodium ethylate, potassium ethoxide, first
Sodium alkoxide, Feldalat KM or calcium oxalate.
In the 1st described step, acidic catalyst is sulphuric acid, hydrochloric acid, nitric acid or sulfonic acid.
In the 1st described step, reaction temperature is 180～220 DEG C, the response time 1～10h.
In the 2nd described step, reaction temperature is 50～200 DEG C, the response time 1～10h.
In the 3rd described step, reaction temperature is 110～120 DEG C, response time 1～3 hours.
The preparation method of described resistant to elevated temperatures Modified Bitumen Pavement mortar, comprises the steps: by each component by weight
Ratio stirs.
Beneficial effect
The road surface mortar that the present invention provides, can be the most compatible with expanded perlite by being modified epoxy resin, tool
There is preferable resistance to elevated temperatures, it is possible to increase the pavement strength after high temperature action.
Detailed description of the invention
Below by detailed description of the invention, the present invention is described in further detail.But those skilled in the art will manage
Solving, the following example is merely to illustrate the present invention, and should not be taken as limiting the scope of the invention.Unreceipted concrete skill in embodiment
Art or condition person, according to the technology described by the document in this area or condition or carried out according to product description.Examination used
Agent or instrument unreceipted production firm person, be can by city available from conventional products.
Word used herein " includes ", " comprising ", " having " or its any other variant are intended to non-exclusionism
Including.Such as, it is not necessarily limited by those key elements including listing the technique of key element, method, article or equipment, but can include
Other are not expressly set out or belong to the key element that this technique, method, article or equipment are intrinsic.
The value expressed using range format should be interpreted as in a flexible way not only including clearly listing as scope
The numerical value of limit value, but also include containing all single numerical value within the range or subinterval, just as each numerical value and Zi Qu
Between be expressly recited out.Such as, the concentration range of " about 0.1% to about 5% " should be understood to not only to include clearly to list
The concentration of about 0.1% to about 5%, also includes the single concentration (e.g., 1%, 2%, 3% and 4%) in the range of indication and subinterval (example
As, 0.1% to 0.5%, 1% to 2.2%, 3.3% to 4.4%).Percentage ratio in the present invention refers to weight in the case of without specified otherwise
Percentage ratio.
The resistant to elevated temperatures Modified Bitumen Pavement mortar that the present invention provides, includes following component by weight: butyronitrile
Rubber 5～10 parts, Colophonium 40～50 parts, modified E51 epoxy resin 25～30 parts, hollow glass micropearl 1～3 parts, calcium silicates 5～
12 parts, expanded perlite 5～8 parts, portland cement 15～30 parts, bentonite 15～20 parts, quartz sand 5～8 parts, silicate hydrate
Magnesium 2～4 parts, micaceous iron oxide gray 1～3 parts, UV absorbent 1～3 parts, surfactant 1～3 parts, defoamer 1～3 parts,
Water 80～130 parts.
As described UV absorbent, salicylic acid UV absorbent, benzophenone ultraviolet suction can be enumerated
Receive agent, Benzotriazole Ultraviolet Stabilizer, cyanoacrylate ultraviolet absorbent, triazine-based ultraviolet absorbent, benzene
And oxazines ketone UV absorbent etc., it is possible to use one or more in described UV absorbent.Its
In, from the viewpoint of dispersibility, preferably triazine-based ultraviolet absorbent, benzoxazine ketone UV absorbent.
Additionally, as described UV absorbent, it is preferred to use there is in strand the polymer of ultraviolet-absorbing group.
By using this to have the polymer of ultraviolet-absorbing group in strand, oozing out due to UV absorbent can be prevented
Deterioration etc. the ultra-violet absorption function caused.As described ultraviolet-absorbing group, can enumerate benzotriazole base, two
Benzophenone base, alpha-cyanoacrylate ester group, triazine radical, salicyl, benzylidene malonic acid ester group etc..Wherein, particularly preferably
Be benzotriazole base, benzophenone base, triazine radical.
Described defoamer is: mineral oil defoaming agent (Colloids643TM that such as, ColloidInd. obtains,
Colloids640TM and Colloids647TM)；Non-silicone class defoamer (such as, InterfoamXI-7TM, can be by
AKZOInc. obtain)；The admixture of nonionic surfactant and petroleum hydrocarbon (such as, is obtained by DiamondShamrockCorp.
The FoamasterVLTM obtained)；Clear infusion (the Dee-such as, UltraAd-hesiveInc. obtained that stearate is modified
Fo918TM, Dee-Fo233TM and Dee-Fo97-3TM).The concentration of defoamer be suitable for for account for coating composition weight
0% to about 1%.
Surfactant is not particularly limited, and selected from nonionic well known by persons skilled in the art, anion, sun from
Son and amphoteric surfactant.The one in these surfactants or combination can be used.
Nonionic surfactant includes, such as, line style polyoxyalkylene alkyl class, such as polyethylene glycol oxide hexyl ether, gather
Ethylene oxide Octyl Ether, polyethylene glycol oxide decyl ethers, polyoxyethylene lauryl ether and polyethylene glycol oxide cetyl ether；Branched
Polyoxyalkylenes primary alkyl ethers, such as polyethylene glycol oxide 2-ethylhexyl ether, polyethylene glycol oxide isocetyl ether and polyoxygenated
Ethylene iso stearyl ether；The secondary alkyl ether of branched polyoxyalkylene, such as polyethylene glycol oxide 1-hexyl hexyl ether, polyethylene glycol oxide 1-is pungent
Base hexyl ether, polyethylene glycol oxide 1-hexyl Octyl Ether, polyethylene glycol oxide 1-amyl group heptyl ether and polyethylene glycol oxide 1-heptyl amyl group
Ether；Polyoxyalkylene alkenyl ethers class, such as polyethylene glycol oxide oleyl ether；Polyoxyalkylene alkyl phenyl ethers, such as polyethylene glycol oxide
Octyl phenyl ether, polyoxyethylene nonylplenyl ether, and polyethylene glycol oxide dodecylphenyl ether；Polyoxyalkylene alkyl aryl benzene
Base ethers, such as polyethylene glycol oxide tri-styryl phenyl ether, polyethylene glycol oxide diphenylethyllene phenyl ether, polyethylene glycol oxide benzene second
Thiazolinyl phenyl ether, polyethylene glycol oxide tribenzyl phenyl, polyethylene glycol oxide dibenzylphenyl ether, and polyethylene glycol oxide benzyl phenyl
Ether；Polyoxyalkylene fatty acid ester class, such as polyethylene glycol oxide monolaurate, polyethylene glycol oxide monoleate, polyethylene glycol oxide list
Stearate, polyethylene glycol oxide list myristinate, polyethylene glycol oxide dilaurate, polyethylene glycol oxide dioleate, polyoxy
Change ethylene two myristinate, and polyethylene glycol oxide distearate；Sorbitan ester class, such as sorbitan list
Cetylate and dehydrated sorbitol mono-fatty acid ester；Polyoxyalkylene sorbitan polyol fatty acid esters, as polyethylene glycol oxide takes off
Water sorbitan monostearate and polyoxyethylene sorbitan monoleate；Glycerine fatty acid esters, such as glycerol list
Stearate, glyceryl monolaurate and glycerol monopalmitate；Polyoxyalkylene sorbitan polyol fatty acid esters；Sucrose-fatty
Esters；Polyoxyalkylene Oleum Ricini ethers, such as polyoxyethylene castor oil ether；Polyoxyalkylene hydrogenated Oleum Ricini ethers, such as polyoxygenated
Ethylene hydrogenation Oleum Ricini ether；Polyoxyalkylene alkyl amino ethers is as hard in polyoxyethylene lauryl base amino ethers and polyethylene glycol oxide
Aliphatic radical amino ethers；Ethylene oxide-propylene oxide block or random copolymer；Oxyethylene group-the oxidation third of end alkyl etherificate
Thiazolinyl block or random copolymer；Ethylene oxide-propylene oxide block or random copolymer with end sucrose-etherificate.
Embodiment 1
Resistant to elevated temperatures Modified Bitumen Pavement mortar, includes following component by weight: nitrile rubber 5 parts, Colophonium 40 parts,
Modified E51 epoxy resin 25 parts, 200～400 mesh hollow glass micropearl 1 part, calcium silicates 5 parts, expanded perlite 5 parts, silicate
Cement 15 parts, bentonite 15 parts, quartz sand 5 parts, hydrated magnesium silicate 2 parts, micaceous iron oxide gray 1 part, salicylic acid ultraviolet are inhaled
Receive agent 1 part, 1 part of sorbitan ester class surfactant, non-silicone class defoamer 1 part, 80 parts of water.
The preparation method of described modified E51 epoxy resin, comprises the steps:
, by weight, there is alcoholysis by Oleum Verniciae fordii 12 parts, isomery seven alcohol 44 parts, potassium hydroxide basic catalyst 0.08 part in the 1st step
Reaction, reaction temperature is 180 DEG C, and response time 1h obtains the first reactant；
2nd step, is subsequently adding maleic anhydride 45 parts, β-acryloxy propionic 7 parts, polymerization inhibitor 0.2 part, reacts, reaction
Temperature is 50 DEG C, and response time 1h obtains the second reactant；
3rd step, adds the second reactant, Isosorbide-5-Nitrae butanediol 7 parts, trimethylolpropane 4 parts to E51 epoxy resin 120 parts,
Reacting, reaction temperature is 110 DEG C, 1 hour response time, obtains modified E51 epoxy resin.
The preparation method of described resistant to elevated temperatures Modified Bitumen Pavement mortar is each component to be stirred by weight.
Embodiment 2
Resistant to elevated temperatures Modified Bitumen Pavement mortar, includes following component by weight: nitrile rubber 10 parts, Colophonium 50
Part, modified E51 epoxy resin 30 parts, 200～400 mesh hollow glass micropearl 3 parts, calcium silicates 12 parts, expanded perlite 8 parts, silicon
Acid salt cement 30 parts, bentonite 20 parts, quartz sand 8 parts, hydrated magnesium silicate 4 parts, micaceous iron oxide gray 3 parts, salicylic acid ultraviolet
Light absorbers 3 parts, 3 parts of sorbitan ester class surfactant, non-silicone class defoamer 3 parts, 130 parts of water.
The preparation method of described modified E51 epoxy resin, comprises the steps:
, by weight, there is alcoholysis by Oleum Verniciae fordii 22 parts, isomery seven alcohol 57 parts, potassium hydroxide basic catalyst 0.12 part in the 1st step
Reaction, reaction temperature is 220 DEG C, and response time 10h obtains the first reactant；
2nd step, is subsequently adding maleic anhydride 65 parts, β-acryloxy propionic 14 parts, polymerization inhibitor 0.4 part, reacts, reaction
Temperature is 200 DEG C, and response time 10h obtains the second reactant；
3rd step, adds the second reactant, Isosorbide-5-Nitrae butanediol 9 parts, trimethylolpropane 7 parts to E51 epoxy resin 160 parts,
Reacting, reaction temperature is 120 DEG C, 3 hours response time, obtains modified E51 epoxy resin.
The preparation method of described resistant to elevated temperatures Modified Bitumen Pavement mortar is each component to be stirred by weight.
Embodiment 3
Resistant to elevated temperatures Modified Bitumen Pavement mortar, includes following component by weight: nitrile rubber 8 parts, Colophonium 45 parts,
Modified E51 epoxy resin 28 parts, 200～400 mesh hollow glass micropearl 2 parts, calcium silicates 8 parts, expanded perlite 6 parts, silicate
Cement 20 parts, bentonite 16 parts, quartz sand 6 parts, hydrated magnesium silicate 3 parts, micaceous iron oxide gray 2 parts, salicylic acid ultraviolet are inhaled
Receive agent 2 parts, 2 parts of sorbitan ester class surfactant, non-silicone class defoamer 2 parts, 110 parts of water.
The preparation method of described modified E51 epoxy resin, comprises the steps:
, by weight, there is alcoholysis by Oleum Verniciae fordii 15 parts, isomery seven alcohol 48 parts, potassium hydroxide basic catalyst 0.09 part in the 1st step
Reaction, reaction temperature is 190 DEG C, in the response time 1～10h, obtains the first reactant；
2nd step, is subsequently adding maleic anhydride 55 parts, β-acryloxy propionic 9 parts, polymerization inhibitor 0.3 part, reacts, reaction
Temperature is 100 DEG C, and response time 5h obtains the second reactant；
3rd step, adds the second reactant, Isosorbide-5-Nitrae butanediol 8 parts, trimethylolpropane 6 parts to E51 epoxy resin 140 parts,
Reacting, reaction temperature is 115 DEG C, 2 hours response time, obtains modified E51 epoxy resin.
The preparation method of described resistant to elevated temperatures Modified Bitumen Pavement mortar is each component to be stirred by weight.
Reference examples 1
Difference with embodiment 3 is: epoxy resin is without modification.
Resistant to elevated temperatures Modified Bitumen Pavement mortar, includes following component by weight: nitrile rubber 8 parts, Colophonium
45 parts, E51 epoxy resin 28 parts, 200～400 mesh hollow glass micropearl 2 parts, calcium silicates 8 parts, expanded perlite 6 parts, silicate
Cement 20 parts, bentonite 16 parts, quartz sand 6 parts, hydrated magnesium silicate 3 parts, micaceous iron oxide gray 2 parts, salicylic acid ultraviolet are inhaled
Receive agent 2 parts, 2 parts of sorbitan ester class surfactant, non-silicone class defoamer 2 parts, 110 parts of water.
The preparation method of described resistant to elevated temperatures Modified Bitumen Pavement mortar is each component to be stirred by weight.
After mortar in each embodiment has been laid 24 h, under the conditions of 70 DEG C, use " highway engineering Colophonium and Colophonium mixing
Material testing regulations " measure rutting depth, to characterize resistance to elevated temperatures.It addition, in order to check pavement strength, also carried out pressure resistance
Degree and rupture strength are tested, and test result is shown in Table 1.
Table 1 embodiment and reference examples mortar performance parameter
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Reference examples 1 | |
| Rutting depth (mm) | 0.85 | 0.5 | 0.5 | 1.1 |
| Comprcssive strength (MPa) | 40 | 42 | 45 | 38 |
| Rupture strength (MPa) | 10 | 10 | 11 | 8 |
Compared with conventional ground surface material, it is little that the present invention has rutting depth, the advantage that pavement strength is high, and embodiment 3 is relative to right
As usual for 1, epoxy resin having been carried out modification, has improve and the bentonitic compatibility, mouldability when making mortar construct is more
Good, it is possible to increase the anti-rut behavior on road surface.
Claims (8)
1. a resistant to elevated temperatures Modified Bitumen Pavement mortar, it is characterised in that include following component by weight: butyronitrile
Rubber 5～10 parts, Colophonium 40～50 parts, modified E51 epoxy resin 25～30 parts, hollow glass micropearl 1～3 parts, calcium silicates 5～
12 parts, expanded perlite 5～8 parts, portland cement 15～30 parts, bentonite 15～20 parts, quartz sand 5～8 parts, silicate hydrate
Magnesium 2～4 parts, micaceous iron oxide gray 1～3 parts, UV absorbent 1～3 parts, surfactant 1～3 parts, defoamer 1～3 parts,
Water 80～130 parts.
Resistant to elevated temperatures Modified Bitumen Pavement mortar the most according to claim 1, it is characterised in that described hollow glass is micro-
The mesh number scope of ball is 200～400 mesh.
Resistant to elevated temperatures Modified Bitumen Pavement mortar the most according to claim 1, it is characterised in that described ultraviolet ultraviolet
Absorbent, selected from salicylic acid UV absorbent, benzophenone ultraviolet absorbent, benzotriazole ultra-violet absorption
Agent, cyanoacrylate ultraviolet absorbent, triazine-based ultraviolet absorbent, benzoxazine ketone UV absorbent etc..
Resistant to elevated temperatures Modified Bitumen Pavement mortar the most according to claim 1, it is characterised in that described defoamer is:
Mineral oil defoaming agent or non-silicone class defoamer.
Resistant to elevated temperatures Modified Bitumen Pavement mortar the most according to claim 1, it is characterised in that described surfactant
Refer to nonionic surfactant, more preferably sorbitan ester class.
Resistant to elevated temperatures Modified Bitumen Pavement mortar the most according to claim 1, it is characterised in that described modified E51 ring
The preparation method of epoxy resins, comprises the steps: the 1st step, by weight, by Oleum Verniciae fordii 12～22 parts, fatty alcohol 44～57 parts,
There is alcoholysis reaction in acid or base catalyst 0.08～0.12 part, obtains the first reactant；2nd step, is subsequently adding organic acid
Acid anhydride 45～65 parts, β-acryloxy propionic 7～14 parts, polymerization inhibitor 0.2～0.4 part, react, obtain the second reactant；
3rd step, the second reactant, Isosorbide-5-Nitrae butanediol 7～9 parts, trimethylolpropane 4～7 parts are added to E51 epoxy resin 120～
In 160 parts, react, obtain modified E51 epoxy resin.
Resistant to elevated temperatures Modified Bitumen Pavement mortar the most according to claim 6, it is characterised in that in the 1st described step, fat
Fat alcohol is the mixing of one or more in isomerous tridecanol, isomery ten alcohol, isomery seven alcohol, Polyethylene Glycol or polypropylene glycol
Thing；The organic acid anhydride one or several mixture in maleic anhydride, acetic anhydride, phthalic anhydride；Described the 1st
In step, base catalyst is sodium hydroxide, potassium hydroxide, calcium hydroxide, Sodium ethylate, potassium ethoxide, Feldalat NM, Feldalat KM or oxalic acid
Calcium；In the 1st described step, acidic catalyst is sulphuric acid, hydrochloric acid, nitric acid or sulfonic acid；In the 1st described step, reaction temperature is 180
～220 DEG C, the response time 1～10h；In the 2nd described step, reaction temperature is 50～200 DEG C, the response time 1～10h；Described
The 3rd step in, reaction temperature is 110～120 DEG C, response time 1～3 hours.
8. the preparation method of the arbitrary described resistant to elevated temperatures Modified Bitumen Pavement mortar of claim 10～7, it is characterised in that bag
Include following steps: each component stirred by weight.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108424036A (en) * | 2018-05-07 | 2018-08-21 | 滁州市炬基节能新型建材有限公司 | Additive of dry-mixed mortar and preparation method thereof |
| CN111534116A (en) * | 2020-05-22 | 2020-08-14 | 西北民族大学 | Preparation method of epoxy asphalt for heavy-load traffic highway |
| CN113880481A (en) * | 2021-11-19 | 2022-01-04 | 交通运输部公路科学研究所 | Cement-based recycled aggregate coating method for asphalt mixture |
| CN115403348A (en) * | 2022-08-22 | 2022-11-29 | 四川省交通建设集团股份有限公司 | Modified asphalt mortar and preparation method thereof |
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| CN115403348B (en) * | 2022-08-22 | 2023-06-20 | 四川省交通建设集团股份有限公司 | Modified asphalt mortar and preparation method thereof |
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Application publication date: 20161116 |