CN102838919A - Solvent-free water-tolerant special anticorrosive coating and preparation method thereof - Google Patents
Solvent-free water-tolerant special anticorrosive coating and preparation method thereof Download PDFInfo
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- CN102838919A CN102838919A CN 201210351589 CN201210351589A CN102838919A CN 102838919 A CN102838919 A CN 102838919A CN 201210351589 CN201210351589 CN 201210351589 CN 201210351589 A CN201210351589 A CN 201210351589A CN 102838919 A CN102838919 A CN 102838919A
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Abstract
The invention discloses a solvent-free water-tolerant special anticorrosive coating and a preparation method thereof. The anticorrosive coating is an environment friendly coating, workers can work in a sealed circulating water tank safely, and a human body cannot be hurt. The coating has excellent hydrolytic resistance, can be directly constructed on a surface of concrete in water or with floated water, has short curing time, can be cured within 30min, can form a coating film which has stronger adhesive force with the surface of the concrete, can simultaneously form an isolation layer on the surface of the concrete so as to seal water sweat in the concrete, and is beneficial to construction of the anticorrosive and antifouling coating of sewage.
Description
Technical field
The present invention relates to a kind of protective system and preparation method thereof, particularly a kind of in water or the solvent-free water-fast special anticorrosive coating that uses of moist concrete or steel surface and preparation method thereof, belong to technical field of coatings.
Background technology
Coastal area of china has been built the thermal power generation unit of a lot of 600,000 WM and 1,000,000 WM at present; The cooling system of these units is through buried more than 20 meters dark concrete circulating seawer ponds; Send the cooling system of power unit through the steel pipe of 2.5 rice diameters by pump; Enter the sea, all can assemble tens tons shell marine life in annual circulating water pool and the pipeline, had a strong impact on the cooling performance of power unit.And circulating water pool carries out when anticorrosion again, and after concrete surface was cleaned up with water blast gun, the swimming of concrete surface but can't be handled, and inside concrete has water sweat to ooze out.The existing protective system that has concrete surface that water sweat oozes out to construct in humidity basically all is that containing benezene is solvent type, and its toxicity is big, to severe environmental pollution, and adhesion performance is poor, comes off easily.And if the anticorrosion and antifouling handling problem of concrete surface is not resolved, just a large amount of marine life accumulative phenomenons can occur again after a time, thereby influence the cooling performance of power unit.
Summary of the invention
The objective of the invention is to overcome defective of the prior art; A kind of solvent-free water-fast special anticorrosive coating and preparation method thereof is provided, said coating safety and environmental protection, water resistance is remarkable; Film and concrete surface has extremely strong sticking power; Can form sealing coat at concrete surface, at inside concrete, the road is anticorrosion, the construction of antifouling paint thereby help descending the shutoff of water sweat.
The present invention is achieved through following technical scheme.
A kind of solvent-free water-fast special anticorrosive coating, said protective system is divided into A component and B component, wherein,
It is composed of the following components that the A components in mass portion is counted meter:
The B component is a solidifying agent;
Described A component and B component are used by mass ratio A ︰ B=1.7 ︰ 1-2.7 ︰ 1.
Above-mentioned a kind of solvent-free water-fast special anticorrosive coating, wherein, described epoxy resin 1 is shell epoxy EPIKOTE 828, its concentration of volume percent is 100%.
Above-mentioned a kind of solvent-free water-fast special anticorrosive coating, wherein, described epoxy resin 2 is the epoxy resin BECKOPOX of Han Sen company, its concentration of volume percent is 100%.
Above-mentioned a kind of solvent-free water-fast special anticorrosive coating, wherein, described reactive thinner is the SOVERMOL 815 of Kening Co.,Ltd.
Above-mentioned a kind of solvent-free water-fast special anticorrosive coating; Wherein, Described auxiliary agent is the anti-settling agent THIATROL ST of Hai Mingsi company; The dispersant B YK-161 of Bi Ke company, the flow agent BYK-300 of Bi Ke company, the anti-sag agent SX3700 of the skimmer Dehydran975 of Kening Co.,Ltd and China company.
Above-mentioned a kind of solvent-free water-fast special anticorrosive coating, wherein, described pigment is the red iron oxide Bayferrox 130BM of Lanxess Corporation.
Above-mentioned a kind of solvent-free water-fast special anticorrosive coating, wherein, described solidifying agent is the NC-513 of Ka Delai company.
The preparation method of above-mentioned a kind of solvent-free water-fast special anticorrosive coating, preparation process is following:
The preparation method of A component is following: at first with the reactive thinner of 1-1.5 part, and the epoxy resin 1 of 31-35 part, the epoxy resin 2 of 19-26 part mixes and high-speed stirring; Stirring velocity 600-900 rev/min, stir and change stirring at low speed into after 10-15 minute, stirring velocity 15-180 rev/min; And add the pigment of 2-4 part, the glass microballon of 2-4 part, the white titanium pigment R-930 of 11-13 part, the silica powder of 6.5-10.5 part, the permanent white of 2-3.5 part, the talcum powder of 5-8 part, and after finishing, interpolation progressively improves stirring velocity, and the temperature of compound begins to add auxiliary agent 2.5-3.5 part in the time of 35-40 ℃ in reaction kettle; High-speed stirring 30-40 minute; Stirring velocity 600-900 rev/min, during mixture temperature in reaction kettle≤55 ℃, stop to stir; Place and add reactive thinner 3-4.5 part after 10-15 minute; Stirring at low speed, stirring velocity 15-180 rev/min is 110-120KU until the viscosity of coating;
The B component is a solidifying agent;
The proportioning that A component and B component are pressed mass ratio A ︰ B=1.7 ︰ 1-2.7 ︰ 1 is mixed and is used.Be 30 minutes the set time of coating according to the invention.
A kind of solvent-free water-fast special anticorrosive coating of the present invention is a kind of environment-friendly type coating, and the workman constructs as safe as a house in airtight circulating water pool, can not damage human body.The water resistance of protective system according to the invention is remarkable; Can be directly in water or have the concrete surface of swimming to construct, and the set time of coating is very short, 30 minutes promptly curable; Formed film and concrete surface has extremely strong sticking power; Can form sealing coat at concrete surface, in concrete inside, the road is anticorrosion, the construction of antifouling paint thereby help descending the shutoff of water sweat.
Embodiment
Embodiment 1
A kind of preparation method of solvent-free water-fast special anticorrosive coating, preparation process is following: the preparation method of A component is following: at first be 100% shell epoxy EPIKOTE 828 with the concentration of volume percent of 815,31 parts of the SOVERMOL of 1 part Kening Co.,Ltd; 19 parts concentration of volume percent is that the epoxy resin BECKOPOX of 100% Han Sen company mixes and high-speed stirring; 600 rev/mins of stirring velocitys stir and change stirring at low speed into after 10 minutes, 15 rev/mins of stirring velocitys; And add the red iron oxide Bayferrox 130BM of 2 parts Lanxess Corporation, 2 parts 350 purpose glass microballons, 11 parts white titanium pigment R-930,6.5 parts 500 purpose silica powders, 2 parts 500 purpose permanent white, 5 parts 500 purpose talcum powder; Add and progressively to improve stirring velocity after finishing, begin to add the anti-settling agent THIATROL ST of 0.3 part Hai Mingsi company when the temperature of compound is 35 ℃ in reaction kettle, the dispersant B YK-161 of 0.5 part Bi Ke company; 0.5 the flow agent BYK-300 of the Bi Ke company of part; 0.2 the anti-sag agent SX3700 of the skimmer Dehydran975 of the Kening Co.,Ltd of part and China company of 1 part, high-speed stirring is 30 minutes again, 600 rev/mins of stirring velocitys; When mixture temperature is 20 ℃ in reaction kettle; Stop to stir, place the SOVERMOL 815 that adds 3 parts Kening Co.,Ltd after 10 minutes, stirring at low speed; 15 rev/mins of stirring velocitys are 110KU until the coating viscosity; The solidifying agent of B component is the NC-513 of Ka Delai company.
The proportioning allotment of during construction A component and B component being pressed mass ratio A ︰ B=1.7 ︰ 1 is evenly used the back, the standard through national coating quality supervision inspection center according to GB/T5210-2006, and ADHESION OF PAINTS power according to the invention is 7MPa.
Embodiment 2
A kind of preparation method of solvent-free water-fast special anticorrosive coating, preparation process is following: the preparation method of A component is following: at first be 100% shell epoxy EPIKOTE 828 with the concentration of volume percent of 815,33 parts of the SOVERMOL of 1.2 parts Kening Co.,Ltd; 22 parts concentration of volume percent is that the epoxy resin BECKOPOX of 100% Han Sen company mixes and high-speed stirring; 800 rev/mins of stirring velocitys stir and change stirring at low speed into after 12 minutes, 100 rev/mins of stirring velocitys; And add the red iron oxide Bayferrox 130BM of 3 parts Lanxess Corporation, 3 parts 350 purpose glass microballons, 12 parts white titanium pigment R930,8 parts 500 purpose silica powders, 3 parts 500 purpose permanent white, 6 parts 500 purpose talcum powder; Add and progressively to improve stirring velocity after finishing, begin to add the anti-settling agent THIATROL ST of 0.4 part Hai Mingsi company when the temperature of compound is 38 ℃ in reaction kettle, the dispersant B YK-161 of 0.6 part Bi Ke company; 0.6 the flow agent BYK-300 of the Bi Ke company of part; 0.3 the anti-sag agent SX3700 of the skimmer Dehydran975 of the Kening Co.,Ltd of part and China company of 1.1 parts, high-speed stirring is 35 minutes again, 800 rev/mins of stirring velocitys; When mixture temperature is 35 ℃ in reaction kettle; Stop to stir, place the SOVERMOL 815 that adds 4 parts Kening Co.,Ltd after 12 minutes, stirring at low speed; 100 rev/mins of stirring velocitys are 115KU until the coating viscosity; The solidifying agent of B component is the NC-513 of Ka Delai company.
The proportioning allotment of during construction A component and B component being pressed mass ratio A ︰ B=2 ︰ 1 is evenly used the back, the standard through national coating quality supervision inspection center according to GB/T5210-2006, and ADHESION OF PAINTS power according to the invention is 9MPa.
Embodiment 3
A kind of preparation method of solvent-free water-fast special anticorrosive coating, preparation process is following: the preparation method of A component is following: at first be 100% shell epoxy EPIKOTE 828 with the concentration of volume percent of 815,35 parts of the SOVERMOL of 1.5 parts Kening Co.,Ltd; 26 parts concentration of volume percent is that the epoxy resin BECKOPOX of 100% Han Sen company mixes and high-speed stirring; 900 rev/mins of stirring velocitys stir and change stirring at low speed into after 15 minutes, 180 rev/mins of stirring velocitys; And add the red iron oxide Bayferrox 130BM of 4 parts Lanxess Corporation, 4 parts 350 purpose glass microballons, 13 parts white titanium pigment R930,10.5 parts 500 purpose silica powders, 3.5 parts 500 purpose permanent white, 8 parts 500 purpose talcum powder; Add and progressively to improve stirring velocity after finishing, begin to add the anti-settling agent THIATROL ST of 0.5 part Hai Mingsi company when the temperature of compound is 40 ℃ in reaction kettle, the dispersant B YK-161 of 0.7 part Bi Ke company; 0.7 the flow agent BYK-300 of the Bi Ke company of part; 0.4 the anti-sag agent SX3700 of the skimmer Dehydran975 of the Kening Co.,Ltd of part and China company of 1.2 parts, high-speed stirring is 40 minutes again, 900 rev/mins of stirring velocitys; When mixture temperature is 55 ℃ in reaction kettle; Stop to stir, place the SOVERMOL 815 that adds 4.5 parts Kening Co.,Ltd after 15 minutes, stirring at low speed; 180 rev/mins of stirring velocitys are 120KU until the coating viscosity; The solidifying agent of B component is the NC-513 of Ka Delai company.
The proportioning allotment of during construction A component and B component being pressed mass ratio A ︰ B=2.7 ︰ 1 is evenly used the back, the standard through national coating quality supervision inspection center according to GB/T5210-2006, and ADHESION OF PAINTS power according to the invention is 8.5MPa.
Here description of the invention and application is illustrative, is not to want that therefore, the present invention does not receive the restriction of present embodiment with scope restriction of the present invention in the above-described embodiments, and the technical scheme that any employing equivalence replacement obtains is all in the scope of the present invention's protection.
Claims (8)
1. a solvent-free water-fast special anticorrosive coating is characterized in that, said protective system is divided into A component and B component, wherein,
It is composed of the following components that the A components in mass portion is counted meter:
Epoxy resin 1 31-35 part
Epoxy resin 2 19-26 parts
Reactive thinner 4-6 part
Auxiliary agent 2.5-3.5 part
Pigment 2-4 part
Glass microballon 2-4 part
Silica powder 6.5-10.5 part
Permanent white 2-3.5 part
White titanium pigment R-930 11-13 part
Talcum powder 5-8 part;
The B component is a solidifying agent;
Described A component and B component are used by mass ratio A ︰ B=1.7 ︰ 1-2.7 ︰ 1.
2. a kind of solvent-free water-fast special anticorrosive coating as claimed in claim 1 is characterized in that described epoxy resin 1 is epoxy resin IKOTE 828, and its concentration of volume percent is 100%.
3. a kind of solvent-free water-fast special anticorrosive coating as claimed in claim 1 is characterized in that described epoxy resin 2 is epoxy resin BECKOPOX, and its concentration of volume percent is 100%.
4. a kind of solvent-free water-fast special anticorrosive coating as claimed in claim 1 is characterized in that described reactive thinner is SOVERMOL 815.
5. a kind of solvent-free water-fast special anticorrosive coating as claimed in claim 1 is characterized in that described auxiliary agent is anti-settling agent THIATROL ST, dispersant B YK-161, flow agent BYK-300, skimmer Dehydran975 and anti-sag agent SX3700.
6. a kind of solvent-free water-fast special anticorrosive coating as claimed in claim 1 is characterized in that described pigment is red iron oxide Bayferrox 130BM.
7. a kind of solvent-free water-fast special anticorrosive coating as claimed in claim 1 is characterized in that described solidifying agent is NC-513.
8. the preparation method of a kind of solvent-free water-fast special anticorrosive coating as claimed in claim 1 is characterized in that, preparation process is following:
The preparation method of A component is following: at first with the reactive thinner of 1-1.5 part, and the epoxy resin 1 of 31-35 part, the epoxy resin 2 of 19-26 part mixes and high-speed stirring; Stirring velocity 600-900 rev/min, stir and change stirring at low speed into after 10-15 minute, stirring velocity 15-180 rev/min; And add the pigment of 2-4 part, the glass microballon of 2-4 part, the white titanium pigment R-930 of 11-13 part, the silica powder of 6.5-10.5 part, the permanent white of 2-3.5 part, the talcum powder of 5-8 part, and after finishing, interpolation progressively improves stirring velocity, and the temperature of compound begins to add auxiliary agent 2.5-3.5 part in the time of 35-40 ℃ in reaction kettle; High-speed stirring 30-40 minute; Stirring velocity 600-900 rev/min, during mixture temperature in reaction kettle≤55 ℃, stop to stir; Place and add reactive thinner 3-4.5 part after 10-15 minute; Stirring at low speed, stirring velocity 15-180 rev/min is 110-120KU until the viscosity of coating;
The B component is a solidifying agent;
The proportioning that A component and B component are pressed mass ratio A ︰ B=1.7 ︰ 1-2.7 ︰ 1 is mixed and is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210351589 CN102838919A (en) | 2012-09-20 | 2012-09-20 | Solvent-free water-tolerant special anticorrosive coating and preparation method thereof |
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| CN 201210351589 CN102838919A (en) | 2012-09-20 | 2012-09-20 | Solvent-free water-tolerant special anticorrosive coating and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103525249A (en) * | 2013-10-08 | 2014-01-22 | 深圳市威尔地坪材料有限公司 | Solvent-free epoxy self-leveling floor paint, preparation method thereof and using method thereof |
| CN105295654A (en) * | 2015-11-23 | 2016-02-03 | 江苏海晟涂料有限公司 | Non-solvent water-resistant special anticorrosive coating and preparation method thereof |
| CN105670397A (en) * | 2016-02-02 | 2016-06-15 | 西南交通大学 | Track plate surface coating with good weather fastness |
| CN106280894A (en) * | 2016-08-26 | 2017-01-04 | 江苏华夏制漆科技有限公司 | A kind of petroleum storage tank water-base epoxy anticorrosive paint and preparation method thereof |
-
2012
- 2012-09-20 CN CN 201210351589 patent/CN102838919A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103525249A (en) * | 2013-10-08 | 2014-01-22 | 深圳市威尔地坪材料有限公司 | Solvent-free epoxy self-leveling floor paint, preparation method thereof and using method thereof |
| CN105295654A (en) * | 2015-11-23 | 2016-02-03 | 江苏海晟涂料有限公司 | Non-solvent water-resistant special anticorrosive coating and preparation method thereof |
| CN105670397A (en) * | 2016-02-02 | 2016-06-15 | 西南交通大学 | Track plate surface coating with good weather fastness |
| CN106280894A (en) * | 2016-08-26 | 2017-01-04 | 江苏华夏制漆科技有限公司 | A kind of petroleum storage tank water-base epoxy anticorrosive paint and preparation method thereof |
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Application publication date: 20121226 |