CN103627317A - Labor-saving type anticorrosive coating and preparation method thereof - Google Patents
Labor-saving type anticorrosive coating and preparation method thereof Download PDFInfo
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- CN103627317A CN103627317A CN201310668026.9A CN201310668026A CN103627317A CN 103627317 A CN103627317 A CN 103627317A CN 201310668026 A CN201310668026 A CN 201310668026A CN 103627317 A CN103627317 A CN 103627317A
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- protective system
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Abstract
The invention discloses a labor-saving type anticorrosive coating and a preparation method thereof, and belongs to the field of functional coatings. The coating comprises two parts of a base material and a filling material, the base material mainly comprises polymers prepared from organic-inorganic interpenetrating polymer network of organic groups containing fluorine and silicon, and the filling material is lamellar zinc powder, nano-zinc oxide, nanosilicon dioxide, a pigment, a dispersing agent and a solvent. The coating has the characteristics of long-acting corrosion resistance, organic solvent resistance, ageing resistance, excellent adhesion force, static electricity conduction, labor saving and easiness in construction, and the decorative property of the coating is also provided.
Description
Technical field
The present invention relates to a kind of saving of labor's type protective system and preparation method thereof, the preparation method of the required organic and inorganic inierpeneirating network structure of especially a kind of siddhi row protective system, is mainly used in Surface Engineering science and Surface Engineering protection field.Especially at need, reduce matrix processing requirements, erosion (weather-proof, corrosion-resistant, wear-resistant), long-effective corrosion, lead the surface protection coating technical field of the environment such as static, organic solvent-resistant, ocean, belong to technical field of coatings.
Background technology
In steel structure anti-corrosion application system, be suitable for simplifying the protective system that matrix processes most important, it will have good sticking power to steel, and can play excellent rust inhibition, simultaneously long-effective corrosion.Also be one of protective coating conventional in current China heavy duty system system.Its corrosion-resisting function is by corrosion, to sacrifice the object that zinc powder reaches protection steel substrate in corrosive environment.
Summary of the invention
The invention is in view of the defect of prior art, a kind of saving of labor's type protective system and preparation method thereof is proposed, mainly be used to steel surface anticorrosion, also use the steel construction long-effective corrosion in Yu Haiyang, atmosphere, underground environment, as piping drawing layer, steel construction and equipment coating, boats and ships, harbour and marine metal construction coating.Easy construction, can spray, brushing or roller coating.Not only Anti-erosion, wear-resistant, long-effective corrosion, ageing-resistant, easy construction, low base material treatment requirement, and lead that static, organic solvent-resistant, life-span are long, strong adhesion, and by good self-healing property.
technical solution
the object of the present invention is to provide a kind of saving of labor's type protective system and preparation method thereof, mainly with organic and inorganic, pass mutually network, and add lamellar zinc powder, nano zine oxide, nano rare earth micro mist, pigment, auxiliary agent, solvent, for the deficiency of existing coating, this coating is had: long-effective corrosion, organic solvent-resistant, ageing-resistant, good sticking power, anticorrosive, lead static, saving of labor and easily construct and the ornamental of coating is provided.
A kind of saving of labor's type protective system that the present invention proposes is comprised of base-material and filler two portions, described base-material is mainly: the polymkeric substance that organic and inorganic interpenetrating(polymer)networks fluorine-containing, silicon attribute organic group are made, described filler is lamellar zinc powder, nano zine oxide, nano silicon, pigment, dispersion agent, solvent.
Wherein said fluorine-containing, silicon water-based organic and inorganic interpenetrating net polymer is the polymkeric substance that organic and inorganic interpenetrating(polymer)networks form 3 D stereo, and the composition of its composition comprises by mass percentage:
| Virahol | 20～40% |
| Water | 10～30% |
| Catalyzer | 0～4% |
| Dimethylbenzene | 0～25% |
| Tetraethoxy | 0～25% |
| Silane coupling agent containing epoxide group | 10～40% |
| Phenyl three ethoxyquin silane | 10～40% |
| Methyl three ethoxyquin silane | 0～25% |
| Silane coupling agent containing long fluorocarbon chain section | 0～25% |
Described catalyzer is one or more in sodium hydroxide, potassium hydroxide, sodium carbonate, ammoniacal liquor and Tetramethylammonium hydroxide etc.;
The described silane coupling agent containing epoxide group is one or both in Υ-(2,3-glycidoxy) propyl trimethoxy silicane and β-(3,4-oxirane ring ethyl) ethyl trimethoxy silane;
The described silane coupling agent containing fluorocarbon chain section is ten difluoro heptyl propyl trimethoxy silicanes, one or more in ten trifluoro octyltri-ethoxysilane and 17 fluorine certain herbaceous plants with big flowers base Trimethoxy silanes etc.
Described is fluorine-containing, silicon water-based organic and inorganic interpenetrating net polymer, what utilize is a kind of organic and inorganic ipn technology, essence is interpenetrating(polymer)networks 3-D solid structure, it is to take inorganic silicon dioxide as the center of circle that organic and inorganic passes network structure recklessly, surrounding is by phenyl, methyl, the three-dimensional space three-dimensional arrangement that the organic groups such as epoxy group(ing) and long fluorine-containing carbon silicon section surround, wherein epoxy group(ing) provides cross-linking set, with siliceous inorganic polymer modification, obtain the segmented copolymer that alternative arrangement forms, make coating adhesion, the mechanical properties such as hardness get a promotion, reduce coatingsurface performance and skin friction coefficient simultaneously, coating is connected with matrix, formation has the protective coating of electro-chemical protection and physical shielding effect.
Described preparation method a kind of fluorine-containing, silicon water-based organic and inorganic interpenetrating net polymer is:
The first step drops into the mixed solvents such as catalyzer, Virahol, dimethylbenzene and water that mentioned component measures in the reaction unit of organic and inorganic composition polymer;
Second step, starts stirrer and is warmed up to 55～65
0c;
The 3rd step, starts to splash into the siloxanyl monomers that measures in advance and mix, and keeps more uniform feed rate, in 5～10 hours, has splashed into monomer, and heats up, and maintains temperature of reaction 75～80
0c, simultaneous reactions 4 hours;
The 4th step, after above-mentioned steps, use division box dehydration instead, and underpressure distillation is concentrated, obtains organic and inorganic composition polymer, and outward appearance is faint yellow transparent thick liquid, its solid content>=75%, viscosity: 500～1200mPa s(25
0c).
Described filler comprises by the mass percent of its composition:
| Lamellar zinc powder | 60～80 % |
| Nano zine oxide | 1～6 % |
| Nano silicon | 0.5 % |
| UV light absorber | 3 % |
| Pigment | 5 % |
| Dispersion agent | 2～4 % |
| Solvent | Surplus |
beneficial effect
The base-material of saving of labor's type protective system that the present invention proposes is to adopt chemical process that two kinds of polymkeric substance are run through mutually and are woven into the network-like novel complex phase polymkeric substance of a class, is referred to as interpenetrating net polymer (IPN).These cross-linked networks run through mutually, mechanical interlocking, make can be good between two-phase dispersion, phase interface is larger, two alternately have well " synergistic effect ", therefore compare with the poyblend of other types, IPN has more excellent performance.
Saving of labor's type protective system that the present invention proposes plays electro-chemical protection.Because zinc is more bold and vigorous than ironwork; easily lose electronics; in corrosion process in early stage; zinc powder and steel substrate form galvanic cell; the electropotential of zinc is more negative than the electropotential of iron, zinc be anode (be commonly referred to " and sacrificial anode "), iron is negative electrode; electric current flows to iron by zinc, and steel substrate has just obtained galvanic protection.Because of the electro-chemical protection of its zinc powder to iron and steel, claim again electrochemistry rust-inhibiting paint.
In saving of labor's type protective system that the present invention proposes, zinc corrosion deposits has the effect of shielding protection.In corrosion later stage process, zinc powder paint is constantly corroded in application process, zinc powder gap and steel surface have deposited corrosion product, i.e. zinc subcarbonate, be commonly called as " white rust ", its compact structure, and non-conductive, be the stable compound of indissoluble, can stop the erosion with mask erosion medium, therefore play corrosion protection result, be also described as zinc powder paint " self-healing property ".
Saving of labor's type protective system that the present invention proposes has good sticking power, coating and basal body binding force are extremely strong, because contain hydroxyl (OH) in paint composite, the positive ion providing with metallic matrix can form chemical bonds, coupling agent in coating is even realized the combination of covalency chain under helping.Under space reticulated structure maintains, in coating composition, contain metal, metal oxide nano-material and the split of rare earth oxide ultra micro, help fine and close interface transition layer of coating formation, its Thermal Synthetic mechanical property is mated with matrix phase.
Saving of labor's type protective system construction that the present invention proposes will be simplified and facilitate many than mineral-type zinc-rich paint, greatly reduced the processing requirements to matrix surface.There is fabulous galvanic protection effect, fabulous antiseptic property, fast drying, strong adhesion, good Impact wear resistance, well can cut and weldability.Fabulous with the sticking power just now after sandblasting.
embodiment
Below in conjunction with specific embodiment, further set forth the present invention, should be understood that these embodiment are only applicable to the present invention is described and are not used in to limit the scope of the invention.This is to should be understood that those skilled in the art can make various changes or modification to the present invention after having read the content of the present invention's instruction, and these equivalent form of values fall within the application's claims limited range equally.
Embodiment 1:
The demonstrated preparation method of a kind of saving of labor's type protective system that the present invention proposes of the present embodiment:
The first step, in ready reaction vessel, adds 51% organic and inorganic interpenetrating(polymer)networks composite polymeric resin;
Second step, puts into 2% dispersion agent in mixed solvent, puts in the prepared fluoropolymer resin of the first step after stirring;
The 3rd step joins 60% lamellar zinc powder, 0.7% nano zine oxide and 0.5% nano silicon in the prepared mixing solutions of second step simultaneously, utilizes 2000～3000r/min rotating speed to disperse 1～2 hour;
The 4th step, joins the UV light absorber of 6% pigment and 4% in the prepared mixing solutions of the 3rd step, is uniformly mixed, and through supersound process, obtains a kind of saving of labor's type protective system that the present invention proposes.
Embodiment 2:
The demonstrated another kind of preparation method of a kind of saving of labor's type protective system that the present invention proposes of the present embodiment:
The first step: in ready reaction vessel, add 50～55% organic and inorganic interpenetrating net polymer resin;
Second step, joins 2～5% dispersion agent in mixed solvent, puts in the prepared fluoropolymer resin of the first step after stirring;
The 3rd step, joins 60～80% lamellar zinc powder, 0.7% nano zine oxide and 0.5% nano silicon in the prepared mixing solutions of second step, utilizes 2000～3000r/min rotating speed to disperse 1～2 hour;
The 4th step, by the UV light absorber of 6% pigment and 4% join the 3rd step mixing solutions in, be uniformly mixed, through supersound process, make a kind of saving of labor's type protective system that the present invention proposes.
The preparation technology of embodiment 3～5 is with embodiment 1, and its composition comprises by mass percentage:
| Sequence number | Name of material | Embodiment 3(%) | Embodiment 4(%) | Embodiment 5(%) |
| 1 | Organic-inorganic polymer resin | ?28.8 | 17.8 | 6.8 |
| 2 | Lamellar zinc powder | 60 | 70 | 80 |
| 3 | Nano zine oxide | 0.7 | 0.7 | 0.7 |
| 4 | Nano silicon | 0.5 | 0.5 | 0.5 |
| 5 | UV light absorber | 3 | 3 | 3 |
| 6 | Pigment | 5 | 5 | 5 |
| 7 | Dispersion agent | 2 | 3 | 4 |
| 8 | Solvent | Surplus | Surplus | Surplus |
Above-mentioned is only preferred embodiment of the present invention; but protection scope of the present invention is not confined to these embodiment; in the technical scope that those skilled in the art disclose in the present invention; the variation that can expect and replacement; all in protection domain of the present invention, so protection domain of the present invention is as the criterion with the protection domain of claims.
Claims (9)
1. saving of labor's type protective system, its feed composition is comprised of base-material and filler two portions, described base-material is mainly: the polymkeric substance that organic and inorganic interpenetrating(polymer)networks fluorine-containing, silicon attribute organic group are made, described filler is lamellar zinc powder, nano zine oxide, nano silicon, pigment, dispersion agent, solvent.
2. a kind of saving of labor's type protective system according to claim 1, it is characterized in that the polymkeric substance that described organic and inorganic interpenetrating(polymer)networks fluorine-containing, silicon attribute organic group are made is the polymkeric substance that organic and inorganic interpenetrating(polymer)networks form 3 D stereo, the composition of its composition comprises by mass percentage:
。
3. a kind of saving of labor's type protective system according to claim 2, is characterized in that described catalyzer is one or more in sodium hydroxide, potassium hydroxide, sodium carbonate, ammoniacal liquor and Tetramethylammonium hydroxide etc.
4. a kind of saving of labor's type protective system according to claim 2, it is characterized in that the described silane coupling agent containing epoxide group is Υ-(2,3-glycidoxy) one or both in propyl trimethoxy silicane and β-(3,4-oxirane ring ethyl) ethyl trimethoxy silane.
5. a kind of saving of labor's type protective system according to claim 2, it is characterized in that the described silane coupling agent containing fluorocarbon chain section is ten difluoro heptyl propyl trimethoxy silicanes, one or more in ten trifluoro octyltri-ethoxysilane and 17 fluorine certain herbaceous plants with big flowers base Trimethoxy silanes etc.
6. according to claim 1 and a kind of saving of labor's type protective system claimed in claim 2, it is characterized in that described fluorine-containing, silicon water-based organic and inorganic interpenetrating net polymer, what utilize is a kind of organic and inorganic ipn technology, essence is interpenetrating(polymer)networks 3-D solid structure, it is to take inorganic silicon dioxide as the center of circle that organic and inorganic passes network structure recklessly, surrounding is by phenyl, methyl, the three-dimensional space three-dimensional arrangement that the organic groups such as epoxy group(ing) and long fluorine-containing carbon silicon section surround, wherein epoxy group(ing) provides cross-linking set, with siliceous inorganic polymer modification, obtain the segmented copolymer that alternative arrangement forms.
7. according to claim 1 and a kind of saving of labor's type protective system claimed in claim 2, it is characterized in that described preparation method fluorine-containing, silicon water-based organic and inorganic interpenetrating net polymer is:
The first step: drop into the mixed solvents such as catalyzer, Virahol, dimethylbenzene and water that mentioned component measures in the reaction unit of organic and inorganic composition polymer;
Second step: start stirrer and be warmed up to 55～65
0c;
The 3rd step: start to splash into the siloxanyl monomers that measures in advance and mix, keep more uniform feed rate, splashed into monomer in 5～10 hours, and heat up, maintain temperature of reaction 75～80
0c, simultaneous reactions 4 hours;
The 4th step: after above-mentioned steps, use division box dehydration instead, and underpressure distillation is concentrated, obtains organic and inorganic composition polymer, outward appearance is faint yellow transparent thick liquid, its solid content>=75%, viscosity: 500～1200mPa s(25
0c).
8. a kind of saving of labor's type protective system according to claim 1, is characterized in that described filler comprises by the mass percent of its composition:
。
9. a preparation method for saving of labor's type protective system, its step comprises:
The first step: in ready reaction vessel, add 50～55% organic and inorganic interpenetrating net polymer resin;
Second step: 2～5% dispersion agent is joined in mixed solvent, put into after stirring in the prepared fluoropolymer resin of the first step;
The 3rd step: 60～80% lamellar zinc powder, 0.7% nano zine oxide and 0.5% nano silicon are joined in the prepared mixing solutions of second step, utilize 2000～3000r/min rotating speed to disperse 1～2 hour;
The 4th step: by the UV light absorber of 6% pigment and 4% join the 3rd step mixing solutions in, be uniformly mixed, through supersound process, make a kind of saving of labor's type protective system that the present invention proposes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310668026.9A CN103627317A (en) | 2013-12-07 | 2013-12-07 | Labor-saving type anticorrosive coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310668026.9A CN103627317A (en) | 2013-12-07 | 2013-12-07 | Labor-saving type anticorrosive coating and preparation method thereof |
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| CN103627317A true CN103627317A (en) | 2014-03-12 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104877404A (en) * | 2015-06-05 | 2015-09-02 | 苏州市湘园特种精细化工有限公司 | Organic-inorganic composite corrosion resistant coating and preparation method thereof |
| CN107602864A (en) * | 2017-08-21 | 2018-01-19 | 无锡龙驰氟硅新材料有限公司 | A kind of UV light cured fluorines silicones and preparation method thereof |
| CN112708298A (en) * | 2020-12-18 | 2021-04-27 | 三棵树(上海)新材料研究有限公司 | Water-based inorganic industrial anticorrosive paint with double-coating structure |
| CN113698810A (en) * | 2020-12-28 | 2021-11-26 | 惟精环境科技有限公司 | Protective coating material resistant to high-temperature flue gas corrosion and preparation method thereof |
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| CN1098429A (en) * | 1993-04-16 | 1995-02-08 | 株式会社乐喜 | Antifogging abrasion resistant coating composition and with the synthetic resin article of its coating |
| CN1614089A (en) * | 2003-09-26 | 2005-05-11 | 日本帕卡濑精株式会社 | Composition and method for surface treatment of metal materials |
| WO2008068154A2 (en) * | 2006-12-06 | 2008-06-12 | Ciba Holding Inc. | Changing surface properties by functionalized nanoparticles |
| CN101747835A (en) * | 2008-12-01 | 2010-06-23 | 中国科学院过程工程研究所 | Elastic anti-corrosion coating |
| CN103113825A (en) * | 2013-03-19 | 2013-05-22 | 成都中弘轨道交通环保产业股份有限公司 | Nano composite protecting coating and manufacturing method thereof |
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2013
- 2013-12-07 CN CN201310668026.9A patent/CN103627317A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1098429A (en) * | 1993-04-16 | 1995-02-08 | 株式会社乐喜 | Antifogging abrasion resistant coating composition and with the synthetic resin article of its coating |
| CN1614089A (en) * | 2003-09-26 | 2005-05-11 | 日本帕卡濑精株式会社 | Composition and method for surface treatment of metal materials |
| WO2008068154A2 (en) * | 2006-12-06 | 2008-06-12 | Ciba Holding Inc. | Changing surface properties by functionalized nanoparticles |
| CN101747835A (en) * | 2008-12-01 | 2010-06-23 | 中国科学院过程工程研究所 | Elastic anti-corrosion coating |
| CN103113825A (en) * | 2013-03-19 | 2013-05-22 | 成都中弘轨道交通环保产业股份有限公司 | Nano composite protecting coating and manufacturing method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104877404A (en) * | 2015-06-05 | 2015-09-02 | 苏州市湘园特种精细化工有限公司 | Organic-inorganic composite corrosion resistant coating and preparation method thereof |
| CN107602864A (en) * | 2017-08-21 | 2018-01-19 | 无锡龙驰氟硅新材料有限公司 | A kind of UV light cured fluorines silicones and preparation method thereof |
| CN112708298A (en) * | 2020-12-18 | 2021-04-27 | 三棵树(上海)新材料研究有限公司 | Water-based inorganic industrial anticorrosive paint with double-coating structure |
| CN113698810A (en) * | 2020-12-28 | 2021-11-26 | 惟精环境科技有限公司 | Protective coating material resistant to high-temperature flue gas corrosion and preparation method thereof |
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Application publication date: 20140312 |