CN103849296A - Elastic epoxy resin waterproof coating and preparation method thereof - Google Patents
Elastic epoxy resin waterproof coating and preparation method thereof Download PDFInfo
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- CN103849296A CN103849296A CN201410071867.6A CN201410071867A CN103849296A CN 103849296 A CN103849296 A CN 103849296A CN 201410071867 A CN201410071867 A CN 201410071867A CN 103849296 A CN103849296 A CN 103849296A
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Abstract
The invention discloses an elastic epoxy resin waterproof coating which comprises components A and B, wherein the component A comprises the following components in parts by weight: 65-85 parts of epoxy resin, 5-10 parts of activity diluent, 5-10 parts of reaction type plasticizer, 5-20 parts of functional additive and 280-500 parts of functional filling agent; the component B comprises the following components in parts by weight: 20-30 parts of modified amine hardener, 1-2 parts of coupling agent and 1-2 parts of prompting agent. The waterproof coating disclosed by the invention can be directly firmly adhered to the surface of a cement substrate when used on the surface of concrete, and 20% of deformation, cracking and the like on the surface of the cement substrate is overcome.
Description
Technical field:
The present invention relates to concrete surface paint for water-proof under construction work cement water-proof technical field, particularly high corrosive environment.
Background technology:
Elastic epoxy resin waterproof paint is a kind of taking epoxy resin and modified amine curing agent as main film forming substance, wherein contains a certain amount of reactive thinner, auxiliary agent, filler, promotor, coupling agent.Elastic epoxy resin waterproof paint in use, is after each component is mixed, and is coated in uniformly the surface of cement matrix; In the middle of its curing process, part base-material infiltrates cement matrix inside, makes interface form a firmly entirety, to reach fabulous cohesive strength; The destruction of simultaneously utilizing degree of crosslinking that epoxy resin is higher to stop external corrosion environment; Give its certain unit elongation and make it have better anti-cracking performance.
Common epoxy waterproof coating, to moist or while having for a long time moisture penetration or concrete to continue to cause ftractureing because of various weathers, can play drum, cracking with base material.Polyurethane cement water-proof material is to alkaline resistance deficiency, and the patience that vinylformic acid, VAE material show various chemical is all poor.
Summary of the invention:
For the defect of prior art, the invention discloses a kind of elastic epoxy resin waterproof paint, overcome cement matrix surface weak base environment, can be directly in cement matrix surface strong bond and can overcome 20% distortion of cement matrix surface, problems of crack.
For achieving the above object, the present invention is achieved through the following technical solutions:
A kind of elastic epoxy resin waterproof paint provided by the invention can be achieved through the following technical solutions:
A kind of elastic epoxy resin waterproof paint, is characterized in that comprising A, two components of B, and each component is composed as follows in weight part:
Wherein, epoxy resin is bisphenol A epoxide resin, bisphenol F epoxy resin, novolac epoxy, polyurethane modified epoxy resin or other epoxy resin with epoxide group is a kind of or more than one mixture.
Wherein, reactive thinner is one or more the mixture in butylglycidyl ether, octyl glycidyl ether, phenyl glycidyl ether, benzyl glycidyl ether or cresyl glycidyl ether.
Wherein, reactive plasticizer refers to the softening agent that contains the living radical that can react in molecule, comprise rubber-like softening agent and/or resene softening agent, as vinylformic acid (methacrylic acid) ester, maleic acid ester, fumarate and itaconic ester, allyl ester etc.
Wherein, functional aid is the mixture of flow agent, defoamer, tensio-active agent.
In above-mentioned; described flow agent is polyester modification polydimethylsiloxane solution or acrylate flow agent; described defoamer is silicone antifoam agent, containing organosilyl broken bubble polymers soln or modification acrylate defoamer; described tensio-active agent is selected from nonionogenic tenside; include but not limited to polysorbate, sodium dodecyl aminopropionitrile, sodium acryloyldimethyl taurate; described tensio-active agent can also be wetting agent; be selected from conventional polymer wetting agent, such as HX-4020, HX-4030, HX-4040 etc.
Wherein, functional filler is one or more the mixture in silica powder, barium sulfate, wollastonite, mica powder, talcum powder, white cement, ash concrete.
Wherein, modified amine curing agent is one or more the mixture in modification aliphatic cyclic amine, modified fatty amine, modified polyamide, aromatic amine.
Wherein, described coupling agent is one or more mixture of γ-aminopropyl triethoxysilane, γ-aminopropyltrimethoxysilane, anilinomethyl triethoxysilane, tetramethoxy-silicane.
Wherein, promotor is to one or more the mixture in monomethylaniline, trolamine, sodium ethylate, ethyl imidazol(e).
Further, the invention also discloses the preparation method of elastic epoxy resin waterproof paint, comprise the following steps:
(1) epoxy resin, reactive thinner, reactive plasticizer, functional aid, functional filler are fully uniformly mixed, obtain A component;
(2) modified amine, coupling agent, promotor are stirred, obtain B component.
Two components of above-mentioned preparation, when use spread upon A, B component mixing and stirring concrete cement surface.
Compared with existing procucts, the present invention has following features:
(1) this coating has retained the characteristic of original epoxy material, there is good cohesive strength, chemical resistance, there is certain penetrating power, greatly promote the cracking resistance ability under this coating normal temperature, broken through the flexible poor technical barrier of conventional epoxy coating simultaneously;
(2) preparation method of epoxy coating of the present invention is simple, and construction technology is also similar to common coating, and application cost is cheap.
Embodiment
Embodiment 1
By the dihydroxyphenyl propane liquid-state epoxy resin E51 of 65 weight parts, the butylglycidyl ether of 8 weight parts, 1 weight part wetting agent (HX-4020), 1 weight part defoamer (the broken bubble of BYK-A500 polymers soln), 1 weight part flow agent (polyester modification polydimethylsiloxane solution), 2 weight part softening agent (methacrylic ester), 280 parts of functional filler (silica powders 40, barium sulfate 40, wollastonite 40, mica powder 40, talcum powder 40, white cement 40, ash concrete 40) mix and obtain A component,
The anilinomethyl triethoxysilane of the butylglycidyl ether modified amine curing agent of 20 weight parts, 2 weight parts, 2 weight part trolamines are mixed and obtain B component;
A, B component are mixed and obtain elastic epoxy resin waterproof paint;
Embodiment 2
By the dihydroxyphenyl propane liquid-state epoxy resin E51 of 65 weight parts, the butylglycidyl ether of 8 weight parts, 1 weight part wetting agent (HX-4040), 1 weight part defoamer (BYK-052 is without the broken bubble of organosilicon polymers soln), 1 weight part flow agent (acrylate flow agent SKR-1153), 2 weight part softening agent (fumarate), white cement is crossed 200 mesh sieves and is got 30 weight parts, 15 weight part barium sulfate, 15 weight part 325 order silica powders, 15 weight part 600 order coarse whitings, 300 weight part 80-120 order quartz sands mix and obtain A mixture described in claim 1,
The anilinomethyl triethoxysilane of the butylglycidyl ether modified amine curing agent of 20 weight parts, 2 weight parts, 2 weight part trolamines are mixed and obtain B component;
A component and B component are mixed in proportion and obtain elastic epoxy resin waterproof paint;
Embodiment 3
By the bisphenol F epoxy resin of 65 weight parts, the butylglycidyl ether of 8 weight parts, 1 weight part wetting agent (HX-4020), 1 weight part defoamer (BYK-052 is without the broken bubble of organosilicon polymers soln), 1 weight part flow agent (polyester modification polydimethylsiloxane solution), 2 weight part softening agent (acrylate), white cement is crossed 200 mesh sieves and is got 30 weight parts, 15 weight part barium sulfate, 15 weight part 325 order silica powders, 15 weight part 600 order coarse whitings, 300 weight part 80-120 order quartz sands mix and obtain A component described in claim 1,
The anilinomethyl triethoxysilane of the butylglycidyl ether modified amine curing agent of 20 weight parts, 2 weight parts, 2 weight part trolamines are mixed and obtain B component;
A component thing and B component are mixed in proportion and obtain elastic epoxy resin waterproof paint;
Embodiment 4
By the liquefied phenol formaldehyde epoxy resin F51 of 65 weight parts, the butylglycidyl ether of 8 weight parts, 1 weight part wetting agent (HX-4040), 1 weight part defoamer (BYK-141), 1 weight part flow agent (acrylate flow agent SKR-1153), 2 weight part softening agent (methacrylic ester), white cement is crossed 200 mesh sieves and is got 30 weight parts, 15 weight part barium sulfate, 15 weight part 325 order silica powders, 15 weight part 600 order coarse whitings, 300 weight part 80-120 order quartz sands mix and obtain A component described in claim 1
The anilinomethyl triethoxysilane of the butylglycidyl ether modified amine curing agent of 20 weight parts, 2 weight parts, 2 weight part trolamines are mixed and obtain B component;
A component and B component are mixed in proportion and obtain elastic epoxy resin waterproof paint;
Elastic epoxy resin waterproof paint prepared by above-described embodiment 1-4 carries out elongation at break, tensile strength measure of merit, and testing method is according to GB/T16777-2008 Test methods for building waterproof coatings, and result is as shown in table 1 below;
Table 1 the performance test results
| Project | Elongation at break (%) | Tensile strength (MPa) |
| Embodiment 1 | 36. | 7.25 |
| Embodiment 2 | 39 | 7.46 |
| Embodiment 3 | 57 | 8.29 |
| Embodiment 4 | 46 | 6.53 |
Table 1 has provided different embodiment and has adopted the performance perameter of different epoxy materials, and wherein Bisphenol F epoxy material has than other two kinds of performances that epoxy material is more excellent aspect flexible and tensile strength.The present invention, by adding softening agent, starting material debugging greatly to improve the flexibility of epoxy material, can more effectively carry out waterproof to cement matrix.
Above-described embodiment is several typical cases of embodiments of the present invention; but embodiments of the present invention are not limited by above-described embodiment; other any do not deviate from change, the modification made under spirit of the present invention and principle, substitute, simplify and all should be equivalent embodiment, within being included in protection scope of the present invention.
Claims (10)
1. an elastic epoxy resin waterproof paint, is characterized in that comprising A, two components of B, and each component is composed as follows in weight part:
2. elastic epoxy resin waterproof paint according to claim 1, is characterized in that epoxy resin is bisphenol A epoxide resin, bisphenol F epoxy resin, novolac epoxy, polyurethane modified epoxy resin or other epoxy resin with epoxide group is a kind of or more than one mixture.
3. elastic epoxy resin waterproof paint according to claim 1, is characterized in that reactive thinner is one or more the mixture in butylglycidyl ether, octyl glycidyl ether, phenyl glycidyl ether, benzyl glycidyl ether or cresyl glycidyl ether.
4. elastic epoxy resin waterproof paint according to claim 1, is characterized in that reactive plasticizer is rubber-like softening agent and/or resene softening agent.
5. elastic epoxy resin waterproof paint according to claim 1, is characterized in that functional aid is the mixture of flow agent, defoamer, tensio-active agent.
6. elastic epoxy resin waterproof paint according to claim 1, is characterized in that functional filler is one or more the mixture in silica powder, barium sulfate, wollastonite, mica powder, talcum powder, white cement, ash concrete.
7. elastic epoxy resin waterproof paint according to claim 1, is characterized in that modified amine curing agent is one or more the mixture in modification aliphatic cyclic amine, modified fatty amine, modified polyamide, aromatic amine.
8. elastic epoxy resin waterproof paint according to claim 1, is characterized in that described coupling agent is one or more mixture of γ-aminopropyl triethoxysilane, γ-aminopropyltrimethoxysilane, anilinomethyl triethoxysilane, tetramethoxy-silicane.
9. elastic epoxy resin waterproof paint according to claim 1, is characterized in that promotor is to one or more the mixture in monomethylaniline, trolamine, sodium ethylate, ethyl imidazol(e).
10. the preparation method of elastic epoxy resin waterproof paint described in claim 1, is characterized in that comprising the following steps:
(1) epoxy resin, reactive thinner, reactive plasticizer, functional aid, functional filler are fully uniformly mixed, obtain A component;
(2) modified amine, coupling agent, promotor are stirred, obtain B component.
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| CN201410071867.6A CN103849296A (en) | 2014-02-28 | 2014-02-28 | Elastic epoxy resin waterproof coating and preparation method thereof |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104449240A (en) * | 2014-12-19 | 2015-03-25 | 徐州卧牛山新型防水材料有限公司 | High performance epoxy resin waterproof coating |
| CN105037690A (en) * | 2015-06-17 | 2015-11-11 | 牛无畏 | Low-temperature epoxy resin curing agent and preparation method thereof |
| CN105199605A (en) * | 2015-10-30 | 2015-12-30 | 太仓市天合新材料科技有限公司 | Environment-friendly wall coating |
| CN105199548A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Epoxy resin waterproof coating for building |
| CN105199551A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Modified epoxy resin waterproof coating |
| CN105199546A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Novel epoxy resin waterproof coating |
| CN105199547A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Durable epoxy resin waterproof coating |
| CN105199549A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Composite epoxy resin waterproof coating |
| CN105199550A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Anti-ageing epoxy resin waterproof coating |
| CN105569093A (en) * | 2016-01-19 | 2016-05-11 | 王效禹 | Foundation seamless corrosion-resistant waterproof construction process |
| CN105670455A (en) * | 2016-01-20 | 2016-06-15 | 北京天山新材料技术有限公司 | Solvent-free epoxy anti-permeability barrier coating and method for preparing same |
| CN105925145A (en) * | 2016-07-07 | 2016-09-07 | 天津瑞远粉末涂料有限公司 | High-performance anti-corrosion epoxy powder coating |
| CN106634506A (en) * | 2016-10-31 | 2017-05-10 | 湖南航天三丰科工有限公司 | Coating for protecting aerostat capsule material and preparation method and application thereof |
| CN108084663A (en) * | 2017-12-29 | 2018-05-29 | 广东铁科灌浆科技有限公司 | High resiliency leak stopping modified epoxy grouting material and preparation method thereof |
| CN109160770A (en) * | 2018-09-20 | 2019-01-08 | 安徽中宝建材科技有限公司 | Assembled architecture precast concrete surface restoration agent and preparation method |
| CN111334159A (en) * | 2020-03-09 | 2020-06-26 | 沪宝新材料科技（上海）股份有限公司 | Plastic track solvent-free primer |
| CN111909597A (en) * | 2020-08-27 | 2020-11-10 | 江苏美沥特道路面材料有限公司 | Epoxy modified bi-component pavement anti-skid coating and preparation method thereof |
| CN113105813A (en) * | 2021-05-27 | 2021-07-13 | 上海京球新材料科技有限公司 | Special waterproof and compression-resistant coating for back surface of underground building, and preparation method and application method thereof |
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| CN102504670A (en) * | 2011-10-27 | 2012-06-20 | 北京东方雨虹防水技术股份有限公司 | Permeable epoxy resin waterproof coating for concrete |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104449240A (en) * | 2014-12-19 | 2015-03-25 | 徐州卧牛山新型防水材料有限公司 | High performance epoxy resin waterproof coating |
| CN105037690A (en) * | 2015-06-17 | 2015-11-11 | 牛无畏 | Low-temperature epoxy resin curing agent and preparation method thereof |
| CN105199550A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Anti-ageing epoxy resin waterproof coating |
| CN105199548A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Epoxy resin waterproof coating for building |
| CN105199551A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Modified epoxy resin waterproof coating |
| CN105199546A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Novel epoxy resin waterproof coating |
| CN105199547A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Durable epoxy resin waterproof coating |
| CN105199549A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Composite epoxy resin waterproof coating |
| CN105199605A (en) * | 2015-10-30 | 2015-12-30 | 太仓市天合新材料科技有限公司 | Environment-friendly wall coating |
| CN105569093A (en) * | 2016-01-19 | 2016-05-11 | 王效禹 | Foundation seamless corrosion-resistant waterproof construction process |
| CN105670455A (en) * | 2016-01-20 | 2016-06-15 | 北京天山新材料技术有限公司 | Solvent-free epoxy anti-permeability barrier coating and method for preparing same |
| CN105925145A (en) * | 2016-07-07 | 2016-09-07 | 天津瑞远粉末涂料有限公司 | High-performance anti-corrosion epoxy powder coating |
| CN106634506A (en) * | 2016-10-31 | 2017-05-10 | 湖南航天三丰科工有限公司 | Coating for protecting aerostat capsule material and preparation method and application thereof |
| CN108084663A (en) * | 2017-12-29 | 2018-05-29 | 广东铁科灌浆科技有限公司 | High resiliency leak stopping modified epoxy grouting material and preparation method thereof |
| CN108084663B (en) * | 2017-12-29 | 2019-11-29 | 广东铁科灌浆科技有限公司 | High resiliency leak stopping modified epoxy grouting material and preparation method thereof |
| CN109160770A (en) * | 2018-09-20 | 2019-01-08 | 安徽中宝建材科技有限公司 | Assembled architecture precast concrete surface restoration agent and preparation method |
| CN111334159A (en) * | 2020-03-09 | 2020-06-26 | 沪宝新材料科技（上海）股份有限公司 | Plastic track solvent-free primer |
| CN111909597A (en) * | 2020-08-27 | 2020-11-10 | 江苏美沥特道路面材料有限公司 | Epoxy modified bi-component pavement anti-skid coating and preparation method thereof |
| CN113105813A (en) * | 2021-05-27 | 2021-07-13 | 上海京球新材料科技有限公司 | Special waterproof and compression-resistant coating for back surface of underground building, and preparation method and application method thereof |
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Application publication date: 20140611 |