CN105623509A - Rubber asphalt composite material with excellent cold resistance - Google Patents
Rubber asphalt composite material with excellent cold resistance Download PDFInfo
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- CN105623509A CN105623509A CN201410763187.0A CN201410763187A CN105623509A CN 105623509 A CN105623509 A CN 105623509A CN 201410763187 A CN201410763187 A CN 201410763187A CN 105623509 A CN105623509 A CN 105623509A
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Abstract
The invention discloses a rubber asphalt composite material with excellent cold resistance. The rubber asphalt composite material comprises the following components: 50 to 80 parts of anionic emulsified asphalt, 20 to 50 parts of anionic rubber latex, 2 to 15 parts of a plasticizer, and 2.0 to 7.0 parts of an additive, wherein the pH value is 9 to 13, and the sum of parts by weight of the anionic emulsified asphalt and that of the anionic rubber latex is 100. According to the rubber asphalt composite material with excellent cold resistance, a waterproof coating film adopting the composite material provided by the invention can be resistant to minus 40 DEG C temperature, has softness, cannot crack and still has a waterproof function even though an object to be coated crakes immediately, and has high resistance.
Description
Technical field
The present invention relates to Colophonium field. More particularly, to the rubber asphalt composite that a kind of tolerance to cold is superior.
Background technology
Generally, a lot of waterproof material such as coating film waterproof material and cushion (seat) waterproof material all contains polymer substance. Particularly with Colophonium for raw material make waterproof material time, Colophonium and rubber mix can be obtained composite material, obtain high mechanical strength, elasticity, heat distortion temperature, tolerance to cold, ruggedness etc. Increase rubber content and can properly increase the tolerance to cold of composite material, but the price of rubber is higher, too much increase rubber content and can cause increasing substantially of cost, and rubber content many I haven't seen you for ages affects the quality of composite material, such as tolerance to cold etc. The existing most tolerance to cold of asphalt rubber composite material is-10-(-20) DEG C of temperature, during lower than this temperature, chapping suddenly in the surface of coated article such as concrete, resin material etc., composite material also can be chapped, and then make coated article seep water, affect it and use.
Accordingly, it is desirable to provide the rubber asphalt composite that a kind of tolerance to cold is superior, break through the operating limit temperature of existing asphalt rubber composite material.
Summary of the invention
It is an object of the invention to provide the rubber asphalt composite that a kind of tolerance to cold is superior. Adopting the waterproof coating of composite of the present invention resistant to-40 DEG C of low temperature, waterproof coating has flexibility, even if coated article is chapped in a flash, waterproof coating still will not be chapped, and water-proof function still exists, and has high-resistance.
For reaching above-mentioned purpose, the present invention adopts following technical proposals:
The rubber asphalt composite that a kind of tolerance to cold is superior, including following components:
Anionic emulsified bitumen 50-80 part;
Anion rubber latex 20-50 part;
Plasticizer 2-15 part;
Additive 2.0-7.0 part;
PH value is 9-13;
Wherein, the summation of described anionic emulsified bitumen and anion rubber latex is 100 parts.
The number that the percentage ratio of plasticizer or additive is plasticizer or additive accounts for anionic emulsified bitumen and the percentage ratio of anion rubber latex number, namely anionic emulsified bitumen and anion rubber latex account for 100 parts, plasticizer accounts for 2-15 part, and additive accounts for 2.0-7.0 part.
Preferably, described composite includes following components:
Anionic emulsified bitumen 50-60 part;
Anion rubber latex 40-50 part;
Plasticizer 7-12 part;
Additive 2.0-7.0 part;
PH value is 9-13;
Wherein, the summation of described anionic emulsified bitumen and anion rubber latex is 100 parts.
Further, described anionic emulsified bitumen is the mixture of anionic emulsified bitumen and rubber, or the mixture of anionic emulsified bitumen and reinforcing material, the mixed proportion of described anionic emulsified bitumen and rubber or anionic emulsified bitumen and reinforcing material is 80-95:5-20. Reinforcing material mainly has fiber and fabric, whisker and granule etc.
Further, described anion rubber latex one or more mixture in the anionic latex of following rubber: neoprene (CR, Chloroprenerubber), butadiene-styrene rubber (SBR, Styrene-butadienerubber), nitrile rubber (NBR, Acrylonitrile-butadienerubber), ethylene propylene diene rubber (EPDM, Ethylene-propylene-dienerubber), polyisoprene rubber (IR, Isoprenerubber), butadiene rubber (BR, Butadienerubber), carboxylated polychloroprone rubber (X-CR), carboxylic styrene-butadiene rubber (X-SBR), carboxy terminated nitrile rubber (X-NBR).
Further, described plasticizer one or more mixture in following compound: terephthalic acid ester plasticizer, phthalic ester plasticizer, adipic acid ester plasticizer; Described terephthalic acid ester plasticizer includes dibutyl terephthalate (DBTP), Di-2-ethylhexyl terephthalate (DOTP); Described phthalic ester plasticizer includes dibutyl phthalate (DBP), dioctyl phthalate (DOP); Described adipic acid ester plasticizer includes dioctyl adipate (DOA). It is highly preferred that described plasticizer is Di-2-ethylhexyl terephthalate (DOTP) or dioctyl adipate (DOA).
Further, described additive one or more mixture in following material: defoamer, surfactant, dispersant, stabilizer, ultraviolet cut off agent.
Preferably, described additive one or more mixture in following material: defoamer 0.5-1 part, surfactant 0.5-2.5 part, dispersant 0.5-1 part, stabilizer 0.5-1.5 part, ultraviolet cut off agent 0.5-1 part.
It is highly preferred that described composite is composed of the following components:
Anionic emulsified bitumen 50-60 part;
Anion rubber latex 40-50 part;
Plasticizer 7-12 part;
Defoamer 0.5-1 part;
Surfactant 0.5-2.5 part;
Dispersant 0.5-1 part;
Stabilizer 0.5-1.5 part;
Ultraviolet cuts off agent 0.5-1 part;
PH value is 9-13;
Wherein, the summation of described anionic emulsified bitumen and anion rubber latex is 100 parts.
Further, described surfactant one or more mixture in the following compound: pine tar soap (pinetarsoap), fatty acid soaps (fattyacidsoap), alkyl diphenyl ether disulfonate (alkyldiphenyloxidedisulfonate), NPE (nonylphenolethoxylate), sulfated methyl oleate single sodium salt (monosodiumsaltsofsulfatedmethyloleate).
Further, described dispersant one or more mixture in following compound: naphthalene sulfonic acid condensate sodium salt (sodiumsaltofcondensedsulfonatednaphthalene), p-nonyl phenyl polyethoxylate (p-nonylphenylpolyethoxylate), sodium alklyarylsulfonate (sodiumalkylarylsulfonate), polyoxyethylene lauryl ether (polyoxyethylenelaurylether).
Further, described stabilizer one or more mixture in following compound: alkyl sodium sulfate (sodiumalkylsulfates), dibutylphenyl phenol disulfonic acid sodium (dibutylphenylphenolsodiumdisulfonate), olein sulfonate sodium (sodiumsaltofoleinsulfonate), polyglycol ether (polyethyleneglycolether).
Further, described ultraviolet cuts off agent one or more mixture in following compound: hydrophilic 2-(2-hydroxy phenyl)-benzotriazole UV absorbers (hydrophilic2-(2-hydroxyphenyl)-benzotriazoleUVabsorber), hindered amine light stabilizer (hinderedaminelightstabilizer), Hals.
Except specified otherwise, ratio specifically described herein and content are part by weight and content.
The using method of the composite of the present invention:
Using the composite of the present invention as component A, it is placed in a spray gun;
Using firming agent as component B, it is placed in another spray gun;
Opening spray gun, two component mixing spray to coated article surface, obtain waterproof coating.
Described firming agent is calcium chloride or sodium chloride, and concentration is 10-20wt%.
The amount ratio of described composite and firming agent is 10:1-1.5.
Beneficial effects of the present invention is as follows:
1, the effect of cooperating between each component of the composite of the present invention, the waterproof coating obtained is made resistant to-40 DEG C of low temperature with it,-50 DEG C of even-55 DEG C of low temperature it are resistant under optimum condition, waterproof coating has flexibility, even if coated article is chapped in a flash, waterproof coating still will not be chapped, and water-proof function still exists, and has high-resistance.
2, each raw material only need to be mixed by the composite of the present invention, convenient for production.
3, the composite cost of the present invention is controlled.
Detailed description of the invention
In order to be illustrated more clearly that the present invention, below in conjunction with preferred embodiment, the present invention is described further. It will be appreciated by those skilled in the art that following specifically described content is illustrative and be not restrictive, should not limit the scope of the invention with this.
Embodiment 1
The rubber asphalt composite that tolerance to cold is superior, composed of the following components:
Anionic emulsified bitumen 75 parts; Anion neoprene latex 25 parts; DBTP7 part; Defoamer 0.5 part, pine tar soap 0.5 part, naphthalene sulfonic acid condensate sodium salt 1.0 parts, alkyl sodium sulfate 1.5 parts, hydrophilic 2-(2-hydroxy phenyl)-benzotriazole UV absorbers 1.0 parts; System pH is 9-13.
Anionic emulsified bitumen is commercially available being commercially available.
Each component is at room temperature mixed in proportion, namely obtains the rubber asphalt composite that tolerance to cold is superior.
Tolerance to cold is tested:
Using the composite that obtains as component A, it is placed in a spray gun;
Firming agent (calcium chloride or sodium chloride, concentration is 10-20wt%), as component B, is placed in another spray gun;
Opening spray gun, two component mixing spray to coated article surface (amount ratio of composite and firming agent is 10:1-1.5), obtain waterproof coating, test its brittle break temperature.
Result: use the waterproof coating of the composite of embodiment 1 that brittle break does not occur yet when-40 DEG C.
Embodiment 2
The rubber asphalt composite that tolerance to cold is superior, composed of the following components:
Anionic emulsified bitumen 65 parts; Anion butadiene-styrene rubber latex 15 parts; Anion nitrile rubber latex 20 parts; DBP5 part; Defoamer 1.0 parts, fatty acid soaps 2.5 parts, p-nonyl phenyl polyethoxylate 0.5 part, 0.5 part of dibutylphenyl phenol disulfonic acid sodium, hindered amine light stabilizer 0.5 part; System pH is 9-13.
Each component is at room temperature mixed in proportion, namely obtains the rubber asphalt composite that tolerance to cold is superior.
Tolerance to cold method of testing is with embodiment 1, result: use the waterproof coating of the composite of embodiment 2 that brittle break does not occur yet when-40 DEG C.
Embodiment 3
The rubber asphalt composite that tolerance to cold is superior, composed of the following components:
Anionic emulsified bitumen 78 parts; Anion ethylene propylene diene rubber latex 12 parts; Anion polyisoprene rubber latex 10 parts; DOA4 part; Defoamer 1.0 parts, alkyl diphenyl ether disulfonate 2.5 parts, sodium alklyarylsulfonate 0.5 part, olein sulfonate sodium 0.5 part, Hals0.5 part; System pH is 9-13.
Each component is at room temperature mixed in proportion, namely obtains the rubber asphalt composite that tolerance to cold is superior.
Tolerance to cold method of testing is with embodiment 1, result: use the waterproof coating of the composite of embodiment 3 that brittle break does not occur yet when-40 DEG C.
Embodiment 4
The rubber asphalt composite that tolerance to cold is superior, composed of the following components:
Anionic emulsified bitumen 55 parts; Anion butadiene rubber latex 25 parts; Anionic carboxyl neoprene latex 20 parts; DOA9 part; Defoamer 0.8 part, NPE 1.5 parts, polyoxyethylene lauryl ether 1.0 parts, polyglycol ether 1.0 parts, hydrophilic 2-(2-hydroxy phenyl)-benzotriazole UV absorbers 0.5 part; System pH is 9-13.
Each component is at room temperature mixed in proportion, namely obtains the rubber asphalt composite that tolerance to cold is superior.
Tolerance to cold method of testing is with embodiment 1, result: use the waterproof coating of the composite of embodiment 4 that brittle break does not occur yet when-50 DEG C.
Embodiment 5
The rubber asphalt composite that tolerance to cold is superior, composed of the following components:
Anionic emulsified bitumen 55 parts (50 parts+nitrile rubber of anionic emulsified bitumen 5 parts); Anionic carboxyl butadiene-styrene rubber latex 15 parts; Anion neoprene latex 30 parts; DBTP9 part; Defoamer 0.8 part, NPE 1.5 parts, polyoxyethylene lauryl ether 1.0 parts, polyglycol ether 1.0 parts, hydrophilic 2-(2-hydroxy phenyl)-benzotriazole UV absorbers 0.5 part; System pH is 9-13.
Each component is at room temperature mixed in proportion, namely obtains the rubber asphalt composite that tolerance to cold is superior.
Tolerance to cold method of testing is with embodiment 1, result: use the waterproof coating of the composite of embodiment 5 that brittle break does not occur yet when-50 DEG C.
Embodiment 6
The rubber asphalt composite that tolerance to cold is superior, composed of the following components:
Anionic emulsified bitumen 52 parts (10 parts of 42 parts+butadiene-styrene rubber of anionic emulsified bitumen); Anionic carboxyl nitrile rubber latex 18 parts; Anion butadiene-styrene rubber latex 30 parts; DOA9 part; Defoamer 0.8 part, single sodium salt 1.5 parts of sulfated methyl oleate, sodium alklyarylsulfonate 1.0 parts, 1.0 parts of dibutylphenyl phenol disulfonic acid sodium, hydrophilic 2-(2-hydroxy phenyl)-benzotriazole UV absorbers 0.5 part; System pH is 9-13.
Each component is at room temperature mixed in proportion, namely obtains the rubber asphalt composite that tolerance to cold is superior.
Tolerance to cold method of testing is with embodiment 1, result: use the waterproof coating of the composite of embodiment 6 that brittle break does not occur yet when-55 DEG C.
Embodiment 7
With embodiment 6, it is distinctive in that: plasticizer is DBTP, result: use the waterproof coating of the composite of embodiment 7 that brittle break does not occur yet when-50 DEG C.
Embodiment 8
The rubber asphalt composite that tolerance to cold is superior, composed of the following components:
Anionic emulsified bitumen 60 parts (50 parts+reinforcing material of anionic emulsified bitumen 10 parts); Anion neoprene latex 40 parts; DOA12 part; Defoamer 0.5 part, single sodium salt 1.0 parts of sulfated methyl oleate, sodium alklyarylsulfonate 1.0 parts, 1.5 parts of dibutylphenyl phenol disulfonic acid sodium, hydrophilic 2-(2-hydroxy phenyl)-benzotriazole UV absorbers 0.5 part; System pH is 9-13.
Each component is at room temperature mixed in proportion, namely obtains the rubber asphalt composite that tolerance to cold is superior.
Tolerance to cold method of testing is with embodiment 1, result: use the waterproof coating of the composite of embodiment 8 that brittle break does not occur yet when-55 DEG C.
Embodiment 9
With embodiment 8, it is distinctive in that: without reinforcing material in anionic emulsified bitumen, result: use the waterproof coating of the composite of embodiment 9 that brittle break does not occur yet when-50 DEG C.
Embodiment 10
The rubber asphalt composite that tolerance to cold is superior, composed of the following components:
Anionic emulsified bitumen 50 parts (45 parts+polyisoprene rubber of anionic emulsified bitumen 5 parts); Anion butadiene-styrene rubber latex 50 parts; DOTP9 part; Defoamer 0.8 part, single sodium salt 1.5 parts of sulfated methyl oleate, sodium alklyarylsulfonate 1.0 parts, 1.0 parts of dibutylphenyl phenol disulfonic acid sodium, hydrophilic 2-(2-hydroxy phenyl)-benzotriazole UV absorbers 0.5 part; System pH is 9-13.
Each component is at room temperature mixed in proportion, namely obtains the rubber asphalt composite that tolerance to cold is superior.
Tolerance to cold method of testing is with embodiment 1, result: use the waterproof coating of the composite of embodiment 8 that brittle break does not occur yet when-55 DEG C.
Comparative example 1
With embodiment 1, it is distinctive in that: anionic emulsified bitumen 90 parts; Anion neoprene latex 10 parts. Result: use the waterproof coating of the composite of comparative example 1 that brittle break occurs when-30 DEG C.
Comparative example 2
With embodiment 1, it is distinctive in that: without DBTP. Result: use comparative example 2 composite waterproof coating-25 DEG C-(-28 DEG C) time occur brittle break.
Obviously; the above embodiment of the present invention is only for clearly demonstrating example of the present invention; and be not the restriction to embodiments of the present invention; for those of ordinary skill in the field; can also make other changes in different forms on the basis of the above description; here cannot all of embodiment be given exhaustive, every belong to apparent change that technical scheme extended out or the variation row still in protection scope of the present invention.
Claims (10)
1. the rubber asphalt composite that a tolerance to cold is superior, it is characterised in that include following components:
Anionic emulsified bitumen 50-80 part;
Anion rubber latex 20-50 part;
Plasticizer 2-15 part;
Additive 2.0-7.0 part;
PH value is 9-13;
Wherein, the summation of described anionic emulsified bitumen and anion rubber latex is 100 parts.
2. the rubber asphalt composite that a kind of tolerance to cold according to claim 1 is superior, it is characterised in that described composite includes following components:
Anionic emulsified bitumen 50-60 part;
Anion rubber latex 40-50 part;
Plasticizer 7-12 part;
Additive 2.0-7.0 part;
PH value is 9-13;
Wherein, the summation of described anionic emulsified bitumen and anion rubber latex is 100 parts.
3. the rubber asphalt composite that a kind of tolerance to cold according to claim 2 is superior, it is characterised in that described anionic emulsified bitumen is the mixture of anionic emulsified bitumen and rubber, or the mixture of anionic emulsified bitumen and reinforcing material.
4. the rubber asphalt composite that a kind of tolerance to cold according to claim 3 is superior, it is characterised in that the mixed proportion of described anionic emulsified bitumen and rubber or anionic emulsified bitumen and reinforcing material is 80-95:5-20.
5. the rubber asphalt composite that a kind of tolerance to cold according to claim 1 and 2 is superior, it is characterized in that, described anion rubber latex one or more mixture in the anionic latex of following rubber: neoprene, butadiene-styrene rubber, nitrile rubber, ethylene propylene diene rubber, polyisoprene rubber, butadiene rubber, carboxylated polychloroprone rubber, carboxylic styrene-butadiene rubber, carboxy terminated nitrile rubber.
6. the rubber asphalt composite that a kind of tolerance to cold according to claim 1 and 2 is superior, it is characterized in that, described plasticizer one or more mixture in following compound: terephthalic acid ester plasticizer, phthalic ester plasticizer, adipic acid ester plasticizer;
Preferably, described terephthalic acid ester plasticizer includes dibutyl terephthalate, Di-2-ethylhexyl terephthalate; Described phthalic ester plasticizer includes dibutyl phthalate, dioctyl phthalate; Described adipic acid ester plasticizer includes dioctyl adipate;
It is highly preferred that described plasticizer is Di-2-ethylhexyl terephthalate or dioctyl adipate.
7. the rubber asphalt composite that a kind of tolerance to cold according to claim 1 and 2 is superior, it is characterised in that defoamer 0.5-1 part, surfactant 0.5-2.5 part, dispersant 0.5-1 part, stabilizer 0.5-1.5 part, ultraviolet cut off agent 0.5-1 part.
8. the rubber asphalt composite that a kind of tolerance to cold according to claim 2 is superior, it is characterised in that described composite is composed of the following components:
Anionic emulsified bitumen 50-60 part;
Anion rubber latex 40-50 part;
Plasticizer 7-12 part;
Defoamer 0.5-1 part;
Surfactant 0.5-2.5 part;
Dispersant 0.5-1 part;
Stabilizer 0.5-1.5 part;
Ultraviolet cuts off agent 0.5-1 part;
PH value is 9-13;
Wherein, the summation of described anionic emulsified bitumen and anion rubber latex is 100 parts.
9. the rubber asphalt composite that a kind of tolerance to cold according to claim 7 or 8 is superior, it is characterised in that
Described surfactant one or more mixture in the following compound: pine tar soap, fatty acid soaps, alkyl diphenyl ether disulfonate, NPE, sulfated methyl oleate single sodium salt;
Described dispersant one or more mixture in following compound: naphthalene sulfonic acid condensate sodium salt, p-nonyl phenyl polyethoxylate, sodium alklyarylsulfonate, polyoxyethylene lauryl ether;
Described stabilizer one or more mixture in following compound: alkyl sodium sulfate, dibutylphenyl phenol disulfonic acid sodium, olein sulfonate sodium, polyglycol ether;
Described ultraviolet cuts off agent one or more mixture in following compound: hydrophilic 2-(2-hydroxy phenyl)-benzotriazole UV absorbers, hindered amine light stabilizer, Hals.
10. the rubber asphalt composite that a kind of tolerance to cold according to claim 1 and 2 is superior, it is characterised in that in use, described composite, as component A, is placed in a spray gun; Firming agent, as component B, is placed in another spray gun; Opening spray gun, two component mixing spray to coated article surface, obtain waterproof coating; Described firming agent is calcium chloride or sodium chloride, and concentration is 10-20wt%; The amount ratio of described composite and firming agent is 10:1-1.5.
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| CN201410763187.0A CN105623509A (en) | 2014-12-11 | 2014-12-11 | Rubber asphalt composite material with excellent cold resistance |
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| CN201410763187.0A CN105623509A (en) | 2014-12-11 | 2014-12-11 | Rubber asphalt composite material with excellent cold resistance |
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| CN106833382A (en) * | 2016-12-30 | 2017-06-13 | 宁夏宁东瑞华新材料科技有限公司 | A kind of rubber asphalt composite with negative oxygen ion release function |
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| CN108410437A (en) * | 2018-05-09 | 2018-08-17 | 天津市大港渤中石油助剂有限公司 | Drilling fluid sealing agent low Poison sulfonated gilsonite |
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Cited By (4)
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