CN105647337A - Water-dispersible epoxy emulsion flake zinc powder anticorrosion coating material - Google Patents
Water-dispersible epoxy emulsion flake zinc powder anticorrosion coating material Download PDFInfo
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- CN105647337A CN105647337A CN201410638840.0A CN201410638840A CN105647337A CN 105647337 A CN105647337 A CN 105647337A CN 201410638840 A CN201410638840 A CN 201410638840A CN 105647337 A CN105647337 A CN 105647337A
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- epoxy emulsion
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- zinc powder
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Abstract
The invention provides a water-dispersible epoxy emulsion flake zinc powder anticorrosion coating material, and relates to the technical field of coating materials in the chemical industry. The water-dispersible epoxy emulsion flake zinc powder anticorrosion coating material comprises a component A and a component B according to a weight ratio of 100:10, wherein the component A comprises a high-performance modified waterborne epoxy emulsion, an anti-rust pigment, a filler, an auxiliary agent, an anti-flash-corrosion agent and deionized water, and the component B is a mixed modified amine curing agent. According to the present invention, aging resistance, heat resistance, oil resistance, water resistance, precipitation resistance, medium resistance and electrical property of the polymer coating are improved, and the prepared anti-corrosion coating material achieves and exceeds the corresponding indicators of the general solvent-based coating materials, and can be widely used for the anticorrosion treatment processes of steel structures, concrete municipal engineering, petrochemical industry, electric power, metallurgy, shipbuilding, and the like.
Description
Technical field
The present invention relates to the technical field of coatings in chemical industry field, it is specifically related to a kind of water dispersible ring
Oxygen emulsion scale zinc powder protective system.
Background technology
Current protective system is solvent is main, and containing a large amount of toxic volatile organic compound solvents in solvent based product, contaminate environment of directly volatilizing in production, construction process, harm humans are healthy. At present taking high-performance modified aqueous epoxy emulsion as multiple special anticorrosive coating researched and developed by base-material, its coating property reaches solvent-borne type level substantially.
Summary of the invention
The aqueous epoxy coating performance contained for solvent-borne type protective system in a large amount of volatility toxic and harmful contaminate environment and existing market is not suitable for, it is desirable to provide a kind of water dispersible epoxy emulsion scale zinc powder protective system.
The present invention is made up of component A and B component, and the weight ratio of described component A and B component is 100:10; Component A is made up of aqueous epoxy emulsion, rust-stabilising pigment, filler, auxiliary agent, anti-sudden strain of a muscle erosion agent and deionized water, and B component is mixed and modified aqueous epoxy curing agent.
In described component A, the weight ratio of high-performance silicone-acrylate-modified water-based epoxy emulsion, rust-stabilising pigment, filler, auxiliary agent, anti-sudden strain of a muscle erosion agent and deionized water is 30��60,20��30,15��20,0.5��2,0.5��2,14��20.
The present invention is based on high-performance modified aqueous epoxy emulsion, taking mixed and modified aqueous epoxy curing agent as solidifying agent, the level that its film forming over-all properties can be mated mutually with solvent epoxy varnish, wherein the siloxane bond in this system has bigger bond energy and less surface energy, improve the ageing resistance of polymeric coating, thermotolerance, oil-proofness, water tolerance, resistance to precipitation threshold, resistance to medium and electrical property, the anticorrosive coating of preparation is made to meet and exceed the corresponding index of common solvent type coating, steel construction can be widely used in, concrete public works, petrochemical complex, electric power, metallurgical, the anticorrosive treatment process of boats and ships etc.
Coating property index of the present invention actual measurement is as follows:
| Index request | Detected result | Detected result |
| Solids content % >=50 | 55 | 55 |
| Table dry��4 | 1 | 1 |
| Do solid work >=24 | 20 | 22 |
| Snappiness/mm��2 | 1 | 1 |
| Sticking power/level��2 | 0 | 0 |
| Shock-resistance/cm 50 | 50 | 50 |
| Pencil hardness (scratch) >=H | 2H | H |
| Resistance to salt water/h 168 | Pass through | Pass through |
| Salt fog resistance/h 168 | Pass through | Pass through |
| Resistance to H2SO410% 168 | Pass through | Pass through |
| Resistance to HCL10% 168 | Pass through | Pass through |
| Resistance to NaOH10% 168 | Pass through | Pass through |
| (VOC) g/L�� 120 | 50 | 80 |
| Dissoluble lead��30 | Non-detection | Non-detection |
| Soluble cadmium��30 | Non-detection | Non-detection |
| Soluble chromium��30 | Non-detection | Non-detection |
| Soluble mercury��10 | Non-detection | Non-detection |
The advantage that the present invention gives prominence to is: (1) coating is nontoxic, tasteless, do not fire, low VOC, water are solvent;(2) coating can under low temperature and moisture envrionment conditions film-forming; (3) production and construction of coating, environmental protection and energy saving, coating process are simple and easy; (4) film has excellent physical and mechanical properties, and temperature tolerance, water tolerance, salt fog resistance, chemical proofing are better than like product.
Described water dispersible epoxy emulsion scale zinc powder protective system, it is characterised in that: described epoxy emulsion is large arch dam low-temperature curing aqueous epoxy emulsion. This emulsion can be dry at the temperature of subzero 5 ��.
Described water dispersible epoxy emulsion scale zinc powder protective system, it is characterised in that: described rust-stabilising pigment is scale zinc powder, compound ferrophosphorus powder, efficient iron titanium valve, in cloud iron powder at least any one or a few mixing.
Described water dispersible epoxy emulsion scale zinc powder protective system, it is characterised in that: it is characterized in that: described filler be in needle-like talcum powder, wet method sericite in powder, ultra-fine barium sulfate, wollastonite powder, calcium carbonate superfine powder at least any one or a few mixing.
Described water dispersible epoxy emulsion scale zinc powder protective system, it is characterised in that: it is characterized in that: described auxiliary agent is defoamer, flow agent, dispersion agent, anti-settling agent.
Described water dispersible epoxy emulsion scale zinc powder protective system, it is characterised in that: described mixed and modified aqueous epoxy curing agent be in 175 amine polymers, 5444 modified amine compounds or mixed and modified aromatic ester amine additives D9340 at least any one.
Described water dispersible epoxy emulsion scale zinc powder protective system, it is characterised in that the anti-sudden strain of a muscle rust agent of described anti-sudden strain of a muscle erosion agent 410.
] the present invention facilitates process for processing, technique is easy, energy-conserving and environment-protective, and coating decoration is simple and easy, and steam, temperature sensitive is little, and substrate adhesion is fabulous, has good erosion resistance and chemical stability, formula adjustment a wider range.
Embodiment
Example one,
1, the anticorrosion epoxy zinc rich primer of high rigidity, is made up of by weight component A and B component.
2B group part is mixed and modified aqueous epoxy curing agent.
3, component A water dispersible epoxy emulsion scale zinc powder protective system host by mass fraction is: aqueous epoxy emulsion 35kg, scale zinc powder 30kg, wet method sericite in powder 15kg, defoamer 0.5kg, flow agent 0.3kg, dispersion agent 0.3kg, anti-settling agent 0.5kg, deionized water 18.4kg. Above starting material are progressively joined in paint mixing kettle in order, starts that to be stirred to rotating speed be that 800-1000 rev/min of mixing and stirring can obtain product described in patent.
Example two,
1, component A and B component are by weight composition.
2, B component is B component is mixed and modified aqueous epoxy curing agent.
3, component A water dispersible epoxy emulsion scale zinc powder protective system host by mass fraction is: aqueous epoxy emulsion 39kg, scale zinc powder 25kg, compound ferrophosphorus powder 5kg, wet method sericite in powder 20kg, defoamer 0.5kg, flow agent 0.3kg, dispersion agent 0.3kg, anti-settling agent 0.5kg, deionized water 14.4kg. Above starting material are progressively joined in paint mixing kettle in order, starts that to be stirred to rotating speed be that 800-1000 rev/min of mixing and stirring can obtain product described in patent.
Claims (8)
1. being made up of component A and B component, the weight ratio of described component A and B component is 100:10; Component A is that water dispersible epoxy emulsion scale zinc powder protective system host is made up of aqueous epoxy emulsion, rust-stabilising pigment, filler, auxiliary agent, anti-sudden strain of a muscle erosion agent and deionized water, and B component is mixed and modified aqueous epoxy curing agent.
2. water dispersible epoxy emulsion scale zinc powder protective system according to claim 1, it is characterized in that the weight ratio of high-performance silicone-acrylate-modified water-based epoxy emulsion in described component A, rust-stabilising pigment, filler, auxiliary agent, anti-sudden strain of a muscle erosion agent and deionized water is 30��60,20��30,15��20,0.5��2,0.5��2,14��20.
3. water dispersible epoxy emulsion scale zinc powder protective system according to claim 1, it is characterised in that: described epoxy emulsion is large arch dam low-temperature curing aqueous epoxy emulsion.
4. water dispersible epoxy emulsion scale zinc powder protective system according to claim 1, it is characterised in that: described rust-stabilising pigment is scale zinc powder, compound ferrophosphorus powder, efficient iron titanium valve, in cloud iron powder at least any one or a few mixing.
5. water dispersible epoxy emulsion scale zinc powder protective system according to claim 1, it is characterised in that: it is characterized in that: described filler be in needle-like talcum powder, wet method sericite in powder, ultra-fine barium sulfate, wollastonite powder, calcium carbonate superfine powder at least any one or a few mixing.
6. water dispersible epoxy emulsion scale zinc powder protective system according to claim 1, it is characterised in that: it is characterized in that: described auxiliary agent is defoamer, flow agent, dispersion agent, anti-settling agent.
7. water dispersible epoxy emulsion scale zinc powder protective system according to claim 1, it is characterised in that: described mixed and modified aqueous epoxy curing agent be in 175 amine polymers, 5444 modified amine compounds or mixed and modified aromatic ester amine additives D9340 at least any one.
8. water dispersible epoxy emulsion scale zinc powder protective system according to claim 1, it is characterised in that described anti-sudden strain of a muscle erosion anti-sudden strains of a muscle of agent 410 is become rusty agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410638840.0A CN105647337A (en) | 2014-11-13 | 2014-11-13 | Water-dispersible epoxy emulsion flake zinc powder anticorrosion coating material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410638840.0A CN105647337A (en) | 2014-11-13 | 2014-11-13 | Water-dispersible epoxy emulsion flake zinc powder anticorrosion coating material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105647337A true CN105647337A (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410638840.0A Pending CN105647337A (en) | 2014-11-13 | 2014-11-13 | Water-dispersible epoxy emulsion flake zinc powder anticorrosion coating material |
Country Status (1)
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| CN (1) | CN105647337A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110003690A (en) * | 2018-05-25 | 2019-07-12 | 佛山市高明区爪和新材料科技有限公司 | A kind of preparation method of anticorrosive paint flake zinc powder |
| CN110396345A (en) * | 2019-04-26 | 2019-11-01 | 山东奔腾漆业股份有限公司 | A kind of large arch dam waterborne epoxy coatings and the preparation method and application thereof |
-
2014
- 2014-11-13 CN CN201410638840.0A patent/CN105647337A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110003690A (en) * | 2018-05-25 | 2019-07-12 | 佛山市高明区爪和新材料科技有限公司 | A kind of preparation method of anticorrosive paint flake zinc powder |
| CN110396345A (en) * | 2019-04-26 | 2019-11-01 | 山东奔腾漆业股份有限公司 | A kind of large arch dam waterborne epoxy coatings and the preparation method and application thereof |
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| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20160608 |