CN105175615A - Water-based environment-friendly film-forming material applied in steel fastener surface, and preparation method and application thereof - Google Patents
Water-based environment-friendly film-forming material applied in steel fastener surface, and preparation method and application thereof Download PDFInfo
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Abstract
The invention provides a water-based environment-friendly film-forming material applied in steel fastener surface, and a preparation method and application thereof. Specifically, the preparation method for the water-based environment-friendly film-forming material applied in the steel fastener surface comprises synthesis of a shell emulsion and synthesis of a core-shell emulsion, wherein the shell emulsion is firstly prepared from a vinyl monomer I composed of olefinic carboxylic acid, a crosslinking functional-group monomer and acrylate (C1-C10) alcohols; and then the core-shell emulsion is synthesized from the above-mentioned shell emulsion, and a vinyl monomer II composed one or a mixture of more than two selected from the group consisting of the acrylate (C1-C10) alcohols, phosphate functional monomers and styrene; thus, the water-based environment-friendly film-forming material applied in the steel fastener surface is obtained. The water-based environment-friendly film-forming material applied in the steel fastener surface has high adhesive force to a substrate and is corrosion-resistant, oxidation-resistant and wear-resistant.
Description
Technical field
The present invention relates to aqueous metal surface coating material technical field, be specifically related to a kind of aqueous environment protection film forming material being applied to steel fastener surface and preparation method thereof and application.
Background technology
According to estimates, the direct economic loss caused due to metallic corrosion accounts for 3% ~ 4% of gross national product.Aseptic technic is most important in the fields such as chemical industry, oil, electric power, machinery, intermetallic composite coating, communications and transportation, nuclear energy and space flight.Anticorrosive measure main at present selects corrosion-resistant material, galvanic protection, anodic protection, media processes, inhibiter, coating protection, oxide treatment etc., and wherein coating protection is defended the doctrine most widely used general, most effective measures.
Coating for metal surfaces guard method is a lot, as applied organic coating in metallic surface or applying coating, phosphatization, passivation etc.And traditional protection by metallic coating method, considerable influence is existed to environment, as chromium passivating, phosphatization and organic solvent volatilization etc.
The development of waterborne polymeric brings opportunity to the development in anti-corrosion of metal field, and the water-base resin material developed to the performance with solvent based coating, particularly have the water-base resin material stood as water and the harsh material of salt corrosion, be all the problem that the antirust field of anti-corrosion of metal is difficult to capture all the time.
Summary of the invention
For overcoming the defect of prior art, the object of the present invention is to provide the aqueous environment protection film forming material being applied to steel fastener surface that a kind of erosion resistance is high.
For achieving the above object, the technical solution adopted in the present invention is as follows:
Be applied to a preparation method for the aqueous environment protection film forming material of steel fastener surface, comprise the following steps:
1) synthesis of shell emulsion: the vinyl monomer I getting 20-30 part, the initiator of 0.5-1.5 part, the molecular weight modifier of 1-3 part, the compound emulsifying agent of 0.5-1.5 part, the pH adjusting agent of 1-3 part and complement to the water of 100 parts, the obtained shell emulsion of reaction;
2) synthesis of core-shell emulsion: to step 1) add the initiator of 1-2 part, the vinyl monomer II of 50-90 part in the shell emulsion that obtains, be obtained by reacting core-shell emulsion, be namely applied to the aqueous environment protection film forming material of steel fastener surface;
Step 1) in, described vinyl monomer I comprises ethylenic carboxylic acid, crosslinking functionality monomer and vinylformic acid (C
1-C
10) alcohol ester;
Step 2) in, described vinyl monomer II is vinylformic acid (C
1-C
10) alcohol ester, phosphoric acid ester function monomer, cinnamic one or more.
As preferably, described step 1) synthesis of shell emulsion comprises the following steps:
I) rising temperature for dissolving that added water by initiator passes into nitrogen deoxygenation and obtains initiator solution;
Ii) vinyl monomer I, molecular weight regulator, water and compound emulsifying agent mixing pre-emulsification is obtained pre-emulsification solution;
Iii) with " starvation method " pre-emulsification solution to be added dropwise in initiator solution at 80-85 DEG C and to react, add pH adjusting agent and regulate pH to 7.5-8.0, obtain shell emulsion.
As preferably, described step 2) synthesis of core-shell emulsion comprises the following steps:
I) initiator is added to step 1) in the shell emulsion that obtains;
II) at 80-85 DEG C, drip vinyl monomer II, dropwise rear continuation slaking 60-90min, be cooled to room temperature, filter, obtain core-shell emulsion, be namely applied to the aqueous environment protection film forming material of steel fastener surface.
As preferably, step 1) in,
Described ethylenic carboxylic acid is one or more in fumaric acid, methylene-succinic acid, toxilic acid, methacrylic acid, vinylformic acid and propyloic acrylic ester;
Described crosslinking functionality monomer is that divinyl is stupid, ethylene glycol diacrylate, diallyl maleate, tetramethylolmethane triallyl, terephthaldehyde's base diene acid ester, methylene-bisacrylamide, oxyethyl group Viscoat 295, triethylene glycol double methacrylate, N hydroxymethyl acrylamide, N-methoxymethyl propenamide, the different butoxymethyl acrylamide of N-, N-isopropoxymethyl acrylamide, methacrylic acid-beta-hydroxy ethyl ester, senecioate-hydroxyl ethyl ester, methacrylic acid-β-hydroxypropyl acrylate, senecioate-hydroxypropyl acrylate, glycidyl allyl ether, glycidyl methacrylate, glycidyl acrylate, methylol diacetone-acryloamide(DAA), one or more in diacetone-acryloamide(DAA),
Described vinylformic acid (C
1-C
10) ester monomer is one or more in methyl methacrylate, methyl acrylate, β-dimethyl-aminoethylmethacrylate, ethyl propenoate, butyl methacrylate, butyl acrylate, Isooctyl methacrylate, Isooctyl acrylate monomer.
As preferably, step 1) in, described compound emulsifying agent is acrylamido sodium isopropyl xanthate, containing allylic extraordinary ether alcohol sulfate, double bond containing alcohol ether sulfenyl succinate sodium salt, vinyl phosphoric acid sodium, 2-allyl ethers 3-hydroxy propane-1-sodium sulfonate, allyl ethers hydroxypropanesulfonic acid sodium, branched-chain alkyl polyoxyethylenated alcohol phosphate monoester, C
12-C
13two or more in half Branched fatty polyoxyethylenated alcohol and ethylene oxide/propylene oxide multipolymer.
As preferably, described molecular weight regulator is the one in uncle DDM dodecyl mercaptan, tert-dodecyl mercaptan, acetic acid n-dodecyl mercaptan ester, phenylformic acid n-dodecyl mercaptan ester, 1-n-dodecane stream base ethapon, beta-phenyl β-n-dodecane sulfenyl ethyl phenyl ketone, two fragrant acyl disulphide or 3-mercaprol; Described pH adjusting agent is alcamines organic amine or ammoniacal liquor.
As preferably, described vinyl monomer II be in methyl methacrylate, methyl acrylate, β-dimethyl-aminoethylmethacrylate, ethyl propenoate, butyl methacrylate, butyl acrylate, Isooctyl methacrylate, Isooctyl acrylate monomer, hydroxyethyl methacrylic acid phosphoric acid ester, vinyl alkoxy phosphoric acid ester, methacrylate based alkoxyl group phosphoric acid ester, vinyl alkyl phosphoric acid ester, nitrogen heterocyclic methacrylic ester, isobornyl methacrylate, isobornyl acrylate or vinylbenzene one or more.
As preferably, described initiator is ammonium persulphate, Sodium Persulfate or Potassium Persulphate.
Two of object of the present invention is the aqueous environment protection film forming material being applied to steel fastener surface providing a kind of above-mentioned method to prepare.
Three of object of the present invention is to provide the above-mentioned application of aqueous environment protection film forming material on steel are antirust being applied to steel fastener surface.
Relative to prior art, there is following technique effect in the present invention:
1. the present invention adopts and first makes self-cross linking type shell emulsion, to improve sticking power, water tolerance and the weather resisteant to metal; Again with phosphate ester monomer or other vinyl monomers, form core-shell emulsion, to improve the high aqueous environment protection film forming material being applied to steel fastener surface of erosion resistance to the Corrosion Protection of metal and rust-preventing characteristic;
2. the aqueous environment protection film forming material being applied to steel fastener surface provided by the invention is shell-caryogram structure, and the hardness of its shell is high, and self-crosslinkable under normal temperature, namely intensity is high temperature resistant greatly, not easy to crack or damaged; The hardness of its core changes by the component of adjustment vinyl monomer II, to obtain the shell core emulsion of different glass temperature;
3. preparation process of the present invention is simple to operate, and operability is stablized, suitable large-scale production;
4. product belongs to aqueous environment protection high-new technology products, by RoHS Directive 2002/95/EC instruction and the restriction requirement of 2011/65/EU annex two that reformulates thereof.By the soluble elements content of regulation in European instruction 2009/48/EC and the order of subsequent amendments system thereof.For the color aqueous environment-friendly coating of steel provides the product and technical support meeting market demands;
5. the aqueous environment protection film forming material being applied to steel fastener surface provided by the invention has outstanding sticking power, non-corrosibility, anti-sudden strain of a muscle rust property, shielding, weathering resistance and water tolerance to metal, and energy self-crosslinking under normal temperature;
6. the aqueous environment protection film forming material being applied to steel fastener surface provided by the invention is applied on kind of water-borne coatings, have that period of storage is permanent, the advantage of excellent in stability, high temperature resistant, water-fast, weather-proof, ambient self-crosslinking, and its preparation section is simple, nontoxic, the advantages such as environmental protection.
Below in conjunction with concrete embodiment, the present invention is described in further detail.
Embodiment
The invention provides a kind of aqueous environment protection film forming material being applied to steel fastener surface and preparation method thereof and application, this preparation method being applied to the aqueous environment protection film forming material of steel fastener surface comprises the following steps:
Be applied to a preparation method for the aqueous environment protection film forming material of steel fastener surface, comprise the following steps:
1) synthesis of shell emulsion: the vinyl monomer I getting 20-30 part, the initiator of 0.5-1.5 part, the molecular weight modifier of 1-3 part, the compound emulsifying agent of 0.5-1.5 part, the pH adjusting agent of 1-3 part and complement to the water of 100 parts, the obtained shell emulsion of reaction;
2) synthesis of core-shell emulsion: to step 1) add the initiator of 1-2 part, the vinyl monomer II of 50-90 part in the shell emulsion that obtains, be obtained by reacting core-shell emulsion, be namely applied to the aqueous environment protection film forming material of steel fastener surface;
Step 1) in, described vinyl monomer I comprises ethylenic carboxylic acid, crosslinking functionality monomer and vinylformic acid (C1-C10) alcohol ester;
Wherein ethylenic carboxylic acid effectively can improve water-miscible paint to the sticking power of base material, erosion resistance and anti-sudden strain of a muscle rust property, improves the stability of emulsion system; Crosslinking functionality monomer promotes to form net formula crosslinking polymerization system, improves stability and the erosion resistance of system; Vinylformic acid (C
1-C
10) alcohol ester effectively improves the ultraviolet resistance of film forming material and the sticking power to base material.
Step 2) in, described vinyl monomer II is vinylformic acid (C
1-C
10) alcohol ester, phosphoric acid ester function monomer, cinnamic one or more;
In core-shell emulsion, the weight ratio of vinyl monomer I and vinyl monomer II is preferably 1:2.5-3.The design of this nucleocapsid ratio makes synthetic emulsion form best supercoat in metallic surface.
As preferably, described step 1) synthesis of shell emulsion comprises the following steps:
I) rising temperature for dissolving that added water by initiator passes into nitrogen deoxygenation and obtains initiator solution;
Ii) vinyl monomer I, molecular weight regulator, water and compound emulsifying agent mixing pre-emulsification is obtained pre-emulsification solution;
Iii) with " starvation method " pre-emulsification solution to be added dropwise in initiator solution at 80-85 DEG C and to react, add pH adjusting agent and regulate pH to 7.5-8.0, obtain shell emulsion.
As preferably, described step 2) synthesis of core-shell emulsion comprises the following steps:
I) initiator is added to step 1) in the shell emulsion that obtains;
II) at 80-85 DEG C, drip vinyl monomer II, dropwise rear continuation slaking 60-90min, be cooled to room temperature, filter, obtain core-shell emulsion, be namely applied to the aqueous environment protection film forming material of steel fastener surface.
As preferably, step 1) in,
Described ethylenic carboxylic acid is one or more in fumaric acid, methylene-succinic acid, toxilic acid, methacrylic acid, vinylformic acid and propyloic acrylic ester;
Described crosslinking functionality monomer is that divinyl is stupid, ethylene glycol diacrylate, diallyl maleate, tetramethylolmethane triallyl, terephthaldehyde's base diene acid ester, methylene-bisacrylamide, oxyethyl group Viscoat 295, triethylene glycol double methacrylate, N hydroxymethyl acrylamide, N-methoxymethyl propenamide, the different butoxymethyl acrylamide of N-, N-isopropoxymethyl acrylamide, methacrylic acid-beta-hydroxy ethyl ester, senecioate-hydroxyl ethyl ester, methacrylic acid-β-hydroxypropyl acrylate, senecioate-hydroxypropyl acrylate, glycidyl allyl ether, glycidyl methacrylate, glycidyl acrylate, methylol diacetone-acryloamide(DAA), one or more in diacetone-acryloamide(DAA),
Described vinylformic acid (C
1-C
10) ester monomer is one or more in methyl methacrylate, methyl acrylate, β-dimethyl-aminoethylmethacrylate, ethyl propenoate, butyl methacrylate, butyl acrylate, Isooctyl methacrylate, Isooctyl acrylate monomer.
As preferably, step 1) in, described compound emulsifying agent is acrylamido sodium isopropyl xanthate, containing allylic extraordinary ether alcohol sulfate, double bond containing alcohol ether sulfenyl succinate sodium salt, vinyl phosphoric acid sodium, 2-allyl ethers 3-hydroxy propane-1-sodium sulfonate, allyl ethers hydroxypropanesulfonic acid sodium, branched-chain alkyl polyoxyethylenated alcohol phosphate monoester, C
12, C
13two or more in half Branched fatty polyoxyethylenated alcohol and ethylene oxide/propylene oxide multipolymer.
As preferably, described molecular weight regulator is the one in uncle DDM dodecyl mercaptan, tert-dodecyl mercaptan, acetic acid n-dodecyl mercaptan ester, phenylformic acid n-dodecyl mercaptan ester, 1-n-dodecane stream base ethapon, beta-phenyl β-n-dodecane sulfenyl ethyl phenyl ketone, two fragrant acyl disulphide or 3-mercaprol; Described pH adjusting agent is alcamines organic amine or ammoniacal liquor.
As preferably, described vinyl monomer II be in methyl methacrylate, methyl acrylate, β-dimethyl-aminoethylmethacrylate, ethyl propenoate, butyl methacrylate, butyl acrylate, Isooctyl methacrylate, Isooctyl acrylate monomer, hydroxyethyl methacrylic acid phosphoric acid ester, vinyl alkoxy phosphoric acid ester, methacrylate based alkoxyl group phosphoric acid ester, vinyl alkyl phosphoric acid ester, nitrogen heterocyclic methacrylic ester, isobornyl methacrylate, isobornyl acrylate or vinylbenzene one or more.
As preferably, described initiator is ammonium persulphate, Sodium Persulfate or Potassium Persulphate, and wherein, ammonium persulphate is best.
embodiment 1:
1) synthesis of shell emulsion:
I) 8 grams of ammonium persulphates are added 1158 grams of water dissolution and be warming up to 83 DEG C, pass into nitrogen 30min deoxygenation, obtain initiator solution;
Ii) in header tank, add 500 grams of deionized waters, 2 grams of acrylamido sodium isopropyl xanthates, 8 grams of branched-chain alkyl polyoxyethylenated alcohol phosphate monoesters, 272 grams of methyl methacrylates, 48 grams of N hydroxymethyl acrylamides, 40 grams of methacrylic acids, 50 grams of butyl methacrylate, 50 grams of senecioate-hydroxypropyl acrylates, 20 grams of 3-mercaprols carry out pre-emulsification, obtain pre-emulsification solution;
Iii) to be dropped in initiator solution in 90min by pre-emulsification solution with " starvation method " at 80-85 DEG C and react, add ammoniacal liquor and regulate pH to 7.5-8.0, insulation 30min, obtains shell emulsion;
2) synthesis of core-shell emulsion:
I) 12 grams of ammonium persulphates are dissolved in 50g deionized water, add to step 1) in the shell emulsion that obtains;
II) at 80-85 DEG C, in 120min, 220 grams of Isooctyl acrylate monomers, 100 grams of nitrogen heterocyclic methacrylic esters and 372 grams of vinylbenzene are dripped, dropwise rear continuation slaking 90min, be cooled to room temperature, filter, obtain core-shell emulsion A, be namely applied to the aqueous environment protection film forming material of steel fastener surface.
embodiment 2:
1) synthesis of shell emulsion:
I) 8 grams of ammonium persulphates are added 1158 grams of water dissolution and be warming up to 83 DEG C, pass into nitrogen 30min deoxygenation, obtain initiator solution;
Ii) in header tank, add 500 grams of deionized waters, 4 grams of thiazolinyl sodium phosphates, 6 grams of branched-chain alkyl polyoxyethylenated alcohol phosphate monoesters, 272 grams of methyl methacrylates, 48 grams of (methyl) glycidyl acrylates, 40 grams of propyloic acrylic esters (β-CEA), 50 grams of butyl methacrylate, 50 grams of methacrylic acid-β-hydroxypropyl acrylates, 20 grams of 3-mercaprols carry out pre-emulsification, obtain pre-emulsification solution;
Iii) to be dropped in initiator solution in 90min by pre-emulsification solution with " starvation method " at 80-85 DEG C and react, add ammoniacal liquor and regulate pH to 7.5-8.0, insulation 30min, obtains shell emulsion;
2) synthesis of core-shell emulsion:
I) 12 grams of ammonium sulfate are dissolved in 50g deionized water, add to step 1) in the shell emulsion that obtains;
II) at 80-85 DEG C, in 120min, 220 grams of Isooctyl acrylate monomers, 100 grams of nitrogen heterocyclic methacrylic esters and 372 grams of vinylbenzene are dripped, dropwise rear continuation slaking 90min, be cooled to room temperature, filter, obtain core-shell emulsion B, be namely applied to the aqueous environment protection film forming material of steel fastener surface.
embodiment 3:
1) synthesis of shell emulsion:
I) 8 grams of ammonium persulphates are added 1158 grams of water dissolution and be warming up to 83 DEG C, pass into nitrogen 30min deoxygenation, obtain initiator solution;
Ii) in header tank, add 500 grams of deionized waters, 2 grams of alkene 2-allyl ethers 3-hydroxy propane-1-sodium sulfonates, 8 grams of branched-chain alkyl polyoxyethylenated alcohol phosphate monoesters, 272 grams of methyl methacrylates, 48 grams of (methyl) glycidyl acrylates, 48 grams of N-isopropoxymethyl acrylamides, 40 grams of propyloic acrylic esters (β-CEA), 50 grams of butyl methacrylate, 50 grams of methacrylic acid-β-hydroxypropyl acrylates, 20 grams of 3-mercaprols carry out pre-emulsification, obtain pre-emulsification solution;
Iii) to be dropped in initiator solution in 90min by pre-emulsification solution with " starvation method " at 80-85 DEG C and react, add ammoniacal liquor and regulate pH to 8.5, insulation 30min, obtains shell emulsion;
2) synthesis of core-shell emulsion:
I) 12 grams of ammonium sulfate are dissolved in 50g deionized water, add to step 1) in the shell emulsion that obtains;
II) at 80-85 DEG C, in 120min, 220 grams of Isooctyl acrylate monomers, 100 grams of methacrylate based alkoxyl group phosphoric acid ester and 372 grams of vinylbenzene are dripped, dropwise rear continuation slaking 90min, be cooled to room temperature, filter, obtain core-shell emulsion C, be namely applied to the aqueous environment protection film forming material of steel fastener surface.
Detect embodiment
By core-shell emulsion A, B and C, be modulated into water-miscible paint I, II, III by formula described in table 1 respectively,
Table 1 water-miscible paint formula
Use water-miscible paint I, II, III dip-coating to carry out coating test respectively on three steel screws firm clean through overpickling rear surface, its result is as shown in table 2,
Table 2 water-miscible paint coating test
Note: a) adopt GB/T10125-1997 standard, carries out resistance to misty rain test in 72 hours;
B) GB/T13303-1991 standard is adopted to test,
C) carry out water soaking to paint film to test after 48 hours;
D) GB/T9286-1998 standard is adopted to test.
As can be seen from Table 2, to be coated on the properties of steel screw fastener all qualified for water-miscible paint I, II, III.Known by the results contrast of water-miscible paint I and II, good compared with water-miscible paint I of the spalling resistance test result of water-miscible paint II, add ethylenic carboxylic acid's monomer propyloic acrylic ester, effectively can improve this aqueous environment protection film forming material being applied to steel fastener surface to the sticking power of carrier, ethylenic carboxylic acid's monomer propyloic acrylic ester (β-CEA) is very easily combined in polymer emulsion system, the carboxyl functional group of its pendency can assist to improve emulsion intercalation method, improves the sticking power to base material; Due to the second-order transition temperature characteristic that it is lower, also there is obvious contribution to the low temperature bonding and low temperature flexibility improving tackiness agent and coating;
Known by the results contrast of water-miscible paint II and III, good compared with water-miscible paint II of the spalling resistance test result of water-miscible paint III, namely when synthesizing core-shell emulsion, add the methacrylate based alkoxyl group phosphoric acid ester of phosphate ester monomer, effectively can improve this aqueous environment protection film forming material being applied to steel fastener surface to the sticking power of carrier.
Application Example
Respectively to core-shell emulsion A, B, C of adding 10 times of volumes in black water environmental protection mill base, after dispersed with stirring is even, obtain water-based steel blackened solution.Steel construction fastening piece after overpickling, heat treatment step is immersed in blackened solution 5-20 second, workpiece after salvaging is evenly wrapped up by black coating, after the remaining temperature of workpiece is by liquid for surface poach evaporation (5-10 second), workpiece presents the black of high gloss, wear-resisting, protection against corrosion, water-fast, ultraviolet resistance, alkali resistance, acid resistance, excellent post-treatment and stability in storage.
Above-mentioned embodiment is only the preferred embodiment of the present invention; can not limit the scope of protection of the invention with this, change and the replacement of any unsubstantiality that those skilled in the art does on basis of the present invention all belong to the present invention's scope required for protection.
Claims (10)
1. be applied to a preparation method for the aqueous environment protection film forming material of steel fastener surface, comprise the following steps:
1) synthesis of shell emulsion: the vinyl monomer I getting 20-30 part, the initiator of 0.5-1.5 part, the molecular weight modifier of 1-3 part, the compound emulsifying agent of 0.5-1.5 part, the pH adjusting agent of 1-3 part and complement to the water of 100 parts, the obtained shell emulsion of reaction;
2) synthesis of core-shell emulsion: to step 1) add the initiator of 1-2 part, the vinyl monomer II of 50-90 part in the shell emulsion that obtains, be obtained by reacting core-shell emulsion, be namely applied to the aqueous environment protection film forming material of steel fastener surface;
Step 1) in, described vinyl monomer I comprises ethylenic carboxylic acid, crosslinking functionality monomer and vinylformic acid (C1-C10) alcohol ester;
Step 2) in, described vinyl monomer II be vinylformic acid (C1-C10) alcohol ester, phosphoric acid ester function monomer, cinnamic one or more.
2. the method for claim 1, is characterized in that, described step 1) synthesis of shell emulsion comprises the following steps:
I) rising temperature for dissolving that added water by initiator passes into nitrogen deoxygenation and obtains initiator solution;
Ii) vinyl monomer I, molecular weight regulator, water and compound emulsifying agent mixing pre-emulsification is obtained pre-emulsification solution;
Iii) with " starvation method " pre-emulsification solution to be added dropwise in initiator solution at 80-85 DEG C and to react, add pH adjusting agent and regulate pH to 7.5-8.0, obtain shell emulsion.
3. the method for claim 1, is characterized in that, described step 2) synthesis of core-shell emulsion comprises the following steps:
I) initiator is added to step 1) in the shell emulsion that obtains;
II) at 80-85 DEG C, drip vinyl monomer II, dropwise rear continuation slaking 60-90min, be cooled to room temperature, filter, obtain core-shell emulsion, be namely applied to the aqueous environment protection film forming material of steel fastener surface.
4. the method for claim 1, is characterized in that, step 1) in,
Described ethylenic carboxylic acid is one or more in fumaric acid, methylene-succinic acid, toxilic acid, methacrylic acid, vinylformic acid and propyloic acrylic ester;
Described crosslinking functionality monomer is that divinyl is stupid, ethylene glycol diacrylate, diallyl maleate, tetramethylolmethane triallyl, terephthaldehyde's base diene acid ester, methylene-bisacrylamide, oxyethyl group Viscoat 295, triethylene glycol double methacrylate, N hydroxymethyl acrylamide, N-methoxymethyl propenamide, the different butoxymethyl acrylamide of N-, N-isopropoxymethyl acrylamide, methacrylic acid-beta-hydroxy ethyl ester, senecioate-hydroxyl ethyl ester, methacrylic acid-β-hydroxypropyl acrylate, senecioate-hydroxypropyl acrylate, glycidyl allyl ether, glycidyl methacrylate, glycidyl acrylate, methylol diacetone-acryloamide(DAA), one or more in diacetone-acryloamide(DAA),
Described vinylformic acid (C1-C10) ester monomer is one or more in methyl methacrylate, methyl acrylate, β-dimethyl-aminoethylmethacrylate, ethyl propenoate, butyl methacrylate, butyl acrylate, Isooctyl methacrylate, Isooctyl acrylate monomer.
5. the method for claim 1, it is characterized in that, step 1) in, described compound emulsifying agent is acrylamido sodium isopropyl xanthate, containing two or more in Branched fatty polyoxyethylenated alcohol and ethylene oxide/propylene oxide multipolymer of allylic extraordinary ether alcohol sulfate, double bond containing alcohol ether sulfenyl succinate sodium salt, vinyl phosphoric acid sodium, 2-allyl ethers 3-hydroxy propane-1-sodium sulfonate, allyl ethers hydroxypropanesulfonic acid sodium, branched-chain alkyl polyoxyethylenated alcohol phosphate monoester, C12, C13 half.
6. the method for claim 1, it is characterized in that, step 1) in, described molecular weight regulator is the one in uncle DDM dodecyl mercaptan, tert-dodecyl mercaptan, acetic acid n-dodecyl mercaptan ester, phenylformic acid n-dodecyl mercaptan ester, 1-n-dodecane stream base ethapon, beta-phenyl β-n-dodecane sulfenyl ethyl phenyl ketone, two fragrant acyl disulphide or 3-mercaprol; Described pH adjusting agent is alcamines organic amine or ammoniacal liquor.
7. the method for claim 1, it is characterized in that, step 2) in, described vinyl monomer II is methyl methacrylate, methyl acrylate, β-dimethyl-aminoethylmethacrylate, ethyl propenoate, butyl methacrylate, butyl acrylate, Isooctyl methacrylate, Isooctyl acrylate monomer, hydroxyethyl methacrylic acid phosphoric acid ester, vinyl alkoxy phosphoric acid ester, methacrylate based alkoxyl group phosphoric acid ester, vinyl alkyl phosphoric acid ester, nitrogen heterocyclic methacrylic ester, isobornyl methacrylate, in isobornyl acrylate or vinylbenzene one or more.
8. the method for claim 1, is characterized in that, described initiator is ammonium persulphate, Sodium Persulfate or Potassium Persulphate.
9. the aqueous environment protection film forming material of prepared by the method as described in any one of claim 1-8 be applied to steel fastener surface.
10. be applied to the application of aqueous environment protection film forming material on steel are antirust of steel fastener surface as claimed in claim 9.
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