CN100335576C - Anti-corrosive paint of epoxy resin based on aqueous bitumen, and preparation method - Google Patents
Anti-corrosive paint of epoxy resin based on aqueous bitumen, and preparation method Download PDFInfo
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- CN100335576C CN100335576C CNB2005101234375A CN200510123437A CN100335576C CN 100335576 C CN100335576 C CN 100335576C CN B2005101234375 A CNB2005101234375 A CN B2005101234375A CN 200510123437 A CN200510123437 A CN 200510123437A CN 100335576 C CN100335576 C CN 100335576C
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- 239000003822 epoxy resin Substances 0.000 title claims abstract description 87
- 229920000647 polyepoxide Polymers 0.000 title claims abstract description 87
- 238000002360 preparation method Methods 0.000 title claims abstract description 64
- 239000003973 paint Substances 0.000 title claims abstract description 42
- 239000010426 asphalt Substances 0.000 title claims abstract description 33
- 239000000839 emulsion Substances 0.000 claims abstract description 111
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 57
- 239000000945 filler Substances 0.000 claims abstract description 57
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 55
- 239000002994 raw material Substances 0.000 claims abstract description 19
- 239000011295 pitch Substances 0.000 claims description 74
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 48
- 239000004816 latex Substances 0.000 claims description 44
- 229920000126 latex Polymers 0.000 claims description 44
- 239000011259 mixed solution Substances 0.000 claims description 42
- 239000002002 slurry Substances 0.000 claims description 42
- 238000003756 stirring Methods 0.000 claims description 42
- 150000001412 amines Chemical class 0.000 claims description 36
- 239000002174 Styrene-butadiene Substances 0.000 claims description 32
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 32
- 125000002091 cationic group Chemical group 0.000 claims description 32
- 239000003995 emulsifying agent Substances 0.000 claims description 32
- 239000011115 styrene butadiene Substances 0.000 claims description 32
- 239000000203 mixture Substances 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 23
- 239000006185 dispersion Substances 0.000 claims description 20
- -1 stir Substances 0.000 claims description 19
- 239000011159 matrix material Substances 0.000 claims description 18
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 15
- 239000004593 Epoxy Substances 0.000 claims description 14
- 230000001804 emulsifying effect Effects 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 14
- 239000011347 resin Substances 0.000 claims description 14
- 230000003068 static effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 8
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 8
- NFVPEIKDMMISQO-UHFFFAOYSA-N 4-[(dimethylamino)methyl]phenol Chemical compound CN(C)CC1=CC=C(O)C=C1 NFVPEIKDMMISQO-UHFFFAOYSA-N 0.000 claims description 7
- 239000005995 Aluminium silicate Substances 0.000 claims description 7
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 7
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 7
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 7
- 235000012211 aluminium silicate Nutrition 0.000 claims description 7
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 7
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 7
- 229960004418 trolamine Drugs 0.000 claims description 7
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 6
- 235000012204 lemonade/lime carbonate Nutrition 0.000 claims description 6
- 229920005646 polycarboxylate Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 230000008719 thickening Effects 0.000 claims description 6
- 239000000080 wetting agent Substances 0.000 claims description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 5
- 230000001070 adhesive effect Effects 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 238000000576 coating method Methods 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 9
- 229920002521 macromolecule Polymers 0.000 description 6
- 239000002562 thickening agent Substances 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 231100001261 hazardous Toxicity 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000011301 petroleum pitch Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 230000002633 protecting effect Effects 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000003039 volatile agent Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000009829 pitch coating Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000002110 toxicologic effect Effects 0.000 description 1
- 231100000027 toxicology Toxicity 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
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Abstract
The present invention relates to water asphalt-based epoxy resin anticorrosive paint and a preparation method thereof. The water asphalt-based epoxy resin anticorrosive paint is composed of raw materials according to the following weight parts: 40 to 48 parts of modified asphalt emulsion, 45 to 50 parts of epoxy resin emulsion, 33 to 38 parts of curing agent emulsion, 20 to 30 parts of fillers, 3 to 5 parts of auxiliary agents and 8 to 10 parts of water. The present invention has the advantages of high hardness, high corrosion resistance, good abrasion resistance, good adhesive property, high softening points, little pollution, etc.
Description
Technical field
The present invention relates to a kind of protective system and preparation method thereof, particularly relate to a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen and preparation method thereof.
Background technology
In recent years since each country of the world to organic volatile compound, it is more and more higher that emission limit set requires, coatings industry begins to develop to directions such as high solid, powder coating, water-borne coatings, photo-cured coating.How much becoming to a certain extent of organic volatile compound quantity discharged estimates whether a kind of coating is the standard of environmental protection coating material.Water has replaced poisonous and hazardous organic solvent, have nontoxic, fire-retardant, free from environmental pollution, save advantage such as the energy, progressively replacing traditional solvent reducible coatings, represented the direction of coating development.
Petroleum pitch has good cohesiveness, resistance to deterioration and water-tight corrosion-proof ability, for a long time by widely as build the road, anticorrosion and sealing material.Being used for the water-tight corrosion-proof engineering has that raw material is easy to get, advantage such as cheap, is one of material that is most widely used in the domestic and international water-tight corrosion-proof engineering.But the hardness of petroleum pitch coating is not high, shortcoming such as corrosion resistance is low, tear resistance is low, cohesive force difference and softening temperature are low.
Summary of the invention
The objective of the invention is to overcome the shortcoming of prior art, and a kind of hardness height is provided, corrosion resistance is strong, wear resisting property good, adhesive property is good, softening temperature is high, pollute low anti-corrosive paint of epoxy resin based on aqueous bitumen.
Another object of the present invention is to provide a kind of preparation method of anti-corrosive paint of epoxy resin based on aqueous bitumen.
For achieving the above object, the present invention takes following design: described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 40～48 parts;
2) epoxy resin latex is 45～50 parts;
3) curing agent emulsion is 33～38 parts;
4) filler is 20～30 parts;
5) auxiliary agent is 3～5 parts;
6) water is 8～10 parts;
Described modified pitch emulsion is made up of following materials based on weight: 55～65 parts of matrix pitches, 2～4 parts of styrene-butadiene latexes, 0.5～0.8 part of cationic emulsifier and 30.2～42.5 parts of water; Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is octadecyl bi-quaternary ammonium salt, wooden amine or N-aminoethyl acid amides.
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex;
Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is: trolamine, phenol, formaldehyde, diethylenetriamine condenses or 2,4,6 three (dimethylamino methyl) phenol;
Described filler is: process white, lime carbonate or calcined kaolin;
Described auxiliary agent is thickening material, polycarboxylate sodium's type dispersion agent, polyxyethylated alkylphenol type wetting agent or aqueous polyurethane segmented copolymer type flow agent;
Described polycarboxylate sodium's type dispersion agent is: SN-5040, DP-270 or FS-2006;
Described polyxyethylated alkylphenol type wetting agent is: RS-2000, TRS-2005 or DPRS-2006;
Described aqueous polyurethane segmented copolymer type flow agent is: RH-2020, RH-212 or UH530;
Described thickening material is: a kind of negatively charged ion hydrophobically modified propylene soda acid swelling type thickening material TT-935, a kind of cross-linked type macromolecule emulsion thickener ASE-60 or a kind of cross-linked type macromolecule emulsion thickener ZC-985 that contains acidic-group that contains acidic-group;
Described trolamine, phenol, formaldehyde, diethylenetriamine condenses, 2,4,6 three (dimethylamino methyl) phenol, process white, calcined kaolin, SN-5040, DP-270, FS-2006, RS-2000, TRS-2005, DPRS-2006, RH-2020, RH-212, UH530, negatively charged ion hydrophobically modified propylene soda acid swelling type thickening material TT-935, a kind of cross-linked type macromolecule emulsion thickener ASE-60 and a kind of cross-linked type macromolecule emulsion thickener ZC-985 that contains acidic-group that contains acidic-group can buy from market;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight: 55～65 parts of matrix pitches, 2～4 parts of styrene-butadiene latexes, 0.5～0.8 part of cationic emulsifier and 30.2～42.5 parts of water than umber, through mulser mixing and emulsifying, natural froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is octadecyl bi-quaternary ammonium salt, wooden amine or N-aminoethyl acid amides;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 3～5 parts of auxiliary agents are joined in 8～10 parts of water, and then 20～30 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, make slurry, standby;
3. preparation mixed solution: 40～48 parts of modified pitch emulsions are joined in 45～50 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, the automatic froth breaking of static placement, make mixed solution, standby;
4. last, 33～38 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 20～25 minutes under the normal temperature, promptly gets product.
The advantage of anti-corrosive paint of epoxy resin based on aqueous bitumen is as follows:
1) the present invention is owing to contain the amine organic compound in the emulsion; its central atom N has not share electron pair; can form coordinate bond with the d track of protected metal base surface; its molecule just is adsorbed on the metallic surface like this; form hydrophobic adsorption layer; can reduce erosion rate significantly, have characteristics such as corrosion resistance nature is strong, life cycle is long.
2) the present invention is dispersion medium with water, does not adopt poisonous and hazardous organic solvent, is a kind of environmental type protective system usefulness of saving the energy and reducing operational procedure, and its volatile organic compounds quantity discharged is low, to workmen's toxicological harmless;
3) the present invention so reduced the cost of protective system, has good economic benefits and application prospect owing to use bitumen emulsion to be main raw material.
4) preparation method's technology of the present invention is simple, raw material sources are extensive, and normal pressure, cold operation, security are good, and equipment to establish money few.
Description of drawings
Fig. 1 is Nyquist (Nyquist) figure of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention.
Fig. 2 is Nyquist (Nyquist) figure that anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention soaked under the 3.5%NaCl environment ten days.
Embodiment
Embodiment 1
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 40 parts;
2) epoxy resin latex is 45 parts;
3) curing agent emulsion is 33 parts;
4) filler is 20 parts;
5) auxiliary agent is 3 parts;
6) water is 8 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is a trolamine; Described filler is a process white; Described auxiliary agent is polycarboxylate sodium's type dispersion agent SN-5040;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 55 parts of matrix pitches, 2 parts of styrene-butadiene latexes, 0.5 part of cationic emulsifier and 30.2 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is the octadecyl bi-quaternary ammonium salt;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 3 parts of auxiliary agents joined in 8 parts of water, and then 20 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 40 parts of modified pitch emulsions are joined in 45 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 33 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 20 minutes under the normal temperature, promptly gets product.
Embodiment 2
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 41 parts;
2) epoxy resin latex is 46 parts;
3) curing agent emulsion is 34 parts;
4) filler is 21 parts;
5) auxiliary agent is 4 parts;
6) water is 9 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is phenol, formaldehyde, diethylenetriamine condenses; Described filler is a lime carbonate; Described auxiliary agent is polycarboxylate sodium's type dispersion agent DP-270;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 56 parts of matrix pitches, 3 parts of styrene-butadiene latexes, 0.6 part of cationic emulsifier and 31.5 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is wooden amine;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 4 parts of auxiliary agents joined in 9 parts of water, and then 21 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 41 parts of modified pitch emulsions are joined in 46 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 34 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 21 minutes under the normal temperature, promptly gets product.
Embodiment 3
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 42 parts;
2) epoxy resin latex is 47 parts;
3) curing agent emulsion is 35 parts;
4) filler is 22 parts;
5) auxiliary agent is 5 parts;
6) water is 10 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is 2,4,6 three (dimethylamino methyl) phenol; Described filler is a calcined kaolin; Described auxiliary agent is polycarboxylate sodium's type dispersion agent FS-2006;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 57 parts of matrix pitches, 4 parts of styrene-butadiene latexes, 0.7 part of cationic emulsifier and 33 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is a N-aminoethyl acid amides;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 5 parts of auxiliary agents joined in 10 parts of water, and then 22 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 42 parts of modified pitch emulsions are joined in 47 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 35 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 22 minutes under the normal temperature, promptly gets product.
Embodiment 4
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 43 parts;
2) epoxy resin latex is 48 parts;
3) curing agent emulsion is 36 parts;
4) filler is 23 parts;
5) auxiliary agent is 3 parts;
6) water is 8 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is a trolamine; Described filler is a process white; Described auxiliary agent is polyxyethylated alkylphenol type wetting agent RS-2000;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 58 parts of matrix pitches, 2 parts of styrene-butadiene latexes, 0.8 part of cationic emulsifier and 34.5 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is the octadecyl bi-quaternary ammonium salt;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 3 parts of auxiliary agents joined in 8 parts of water, and then 23 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 43 parts of modified pitch emulsions are joined in 48 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 36 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 23 minutes under the normal temperature, promptly gets product.
Embodiment 5
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 44 parts;
2) epoxy resin latex is 49 parts;
3) curing agent emulsion is 37 parts;
4) filler is 24 parts;
5) auxiliary agent is 4 parts;
6) water is 9 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is phenol, formaldehyde, diethylenetriamine condenses; Described filler is a lime carbonate; Described auxiliary agent is polyxyethylated alkylphenol type wetting agent TRS-2005;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 59 parts of matrix pitches, 3 parts of styrene-butadiene latexes, 0.8 part of cationic emulsifier and 36 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is wooden amine;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 4 parts of auxiliary agents joined in 9 parts of water, and then 24 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 44 parts of modified pitch emulsions are joined in 49 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 37 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 24 minutes under the normal temperature, promptly gets product.
Embodiment 6
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 45 parts;
2) epoxy resin latex is 50 parts;
3) curing agent emulsion is 38 parts;
4) filler is 25 parts;
5) auxiliary agent is 5 parts;
6) water is 10 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is 2,4,6 three (dimethylamino methyl) phenol; Described filler is a calcined kaolin; Described auxiliary agent is polyxyethylated alkylphenol type wetting agent DPRS-2006;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 60 parts of matrix pitches, 4 parts of styrene-butadiene latexes, 0.5 part of cationic emulsifier and 38 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is a N-aminoethyl acid amides;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 5 parts of auxiliary agents joined in 10 parts of water, and then 25 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 45 parts of modified pitch emulsions are joined in 50 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 38 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 25 minutes under the normal temperature, promptly gets product.
Embodiment 7
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 46 parts;
2) epoxy resin latex is 45 parts;
3) curing agent emulsion is 33 parts;
4) filler is 26 parts;
5) auxiliary agent is 3 parts;
6) water is 8 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is a trolamine; Described filler is a process white; Described auxiliary agent is: aqueous polyurethane segmented copolymer type flow agent RH-2020;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 61 parts of matrix pitches, 2 parts of styrene-butadiene latexes, 0.6 part of cationic emulsifier and 39 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is the octadecyl bi-quaternary ammonium salt;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 3 parts of auxiliary agents joined in 8 parts of water, and then 26 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 46 parts of modified pitch emulsions are joined in 45 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 33 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 23 minutes under the normal temperature, promptly gets product.
Embodiment 8
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 47 parts;
2) epoxy resin latex is 46 parts;
3) curing agent emulsion is 37 parts;
4) filler is 27 parts;
5) auxiliary agent is 4 parts;
6) water is 9 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is phenol, formaldehyde, diethylenetriamine condenses; Described filler is a lime carbonate; Described auxiliary agent is aqueous polyurethane segmented copolymer type flow agent RH-212;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 61 parts of matrix pitches, 3 parts of styrene-butadiene latexes, 0.8 part of cationic emulsifier and 40 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is wooden amine;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 4 parts of auxiliary agents joined in 9 parts of water, and then 27 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 47 parts of modified pitch emulsions are joined in 46 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 37 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 24 minutes under the normal temperature, promptly gets product.
Embodiment 9
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 48 parts;
2) epoxy resin latex is 47 parts;
3) curing agent emulsion is 38 parts;
4) filler is 28 parts;
5) auxiliary agent is 5 parts;
6) water is 10 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is 2,4,6 three (dimethylamino methyl) phenol; Described filler is a calcined kaolin; Described auxiliary agent is aqueous polyurethane segmented copolymer type flow agent UH530;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 61 parts of matrix pitches, 4 parts of styrene-butadiene latexes, 0.5 part of cationic emulsifier and 41 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is a N-aminoethyl acid amides;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 5 parts of auxiliary agents joined in 10 parts of water, and then 28 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 48 parts of modified pitch emulsions are joined in 47 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 38 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 25 minutes under the normal temperature, promptly gets product.
Embodiment 10
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 40 parts;
2) epoxy resin latex is 48 parts;
3) curing agent emulsion is 33 parts;
4) filler is 20 parts;
5) auxiliary agent is 3 parts;
6) water is 8 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is a trolamine; Described filler is a process white; Described auxiliary agent is negatively charged ion hydrophobically modified propylene soda acid swelling type thickening material TT-935;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 62 parts of matrix pitches, 2 parts of styrene-butadiene latexes, 0.5 part of cationic emulsifier and 42 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is the octadecyl bi-quaternary ammonium salt;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 3 parts of auxiliary agents joined in 8 parts of water, and then 20 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 40 parts of modified pitch emulsions are joined in 48 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 33 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 20 minutes under the normal temperature, promptly gets product.
Embodiment 11
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 41 parts;
2) epoxy resin latex is 49 parts;
3) curing agent emulsion is 34 parts;
4) filler is 29 parts;
5) auxiliary agent is 4 parts;
6) water is 9 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is: phenol, formaldehyde, diethylenetriamine condenses; Described filler is: lime carbonate; Described auxiliary agent is the cross-linked type macromolecule emulsion thickener ASE-60 that contains acidic-group;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 64 parts of matrix pitches, 3 parts of styrene-butadiene latexes, 0.6 part of cationic emulsifier and 42.5 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is wooden amine;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 4 parts of auxiliary agents joined in 9 parts of water, and then 29 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 41 parts of modified pitch emulsions are joined in 49 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 34 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 21 minutes under the normal temperature, promptly gets product.
Embodiment 12
Described asphaltic base anti-corrosive paint of epoxy resin is made up of following materials based on weight:
1) modified pitch emulsion is 42 parts;
2) epoxy resin latex is 50 parts;
3) curing agent emulsion is 35 parts;
4) filler is 30 parts;
5) auxiliary agent is 5 parts;
6) water is 10 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion, described organic amine is: 2,4,6 three (dimethylamino methyl) phenol; Described filler is: calcined kaolin; Described auxiliary agent is: the cross-linked type macromolecule emulsion thickener ZC-985 that contains acidic-group;
The preparation method of a kind of anti-corrosive paint of epoxy resin based on aqueous bitumen of the present invention is as follows:
1. at first, preparation modified pitch emulsion: with the raw material of following weight than umber: 65 parts of matrix pitches, 4 parts of styrene-butadiene latexes, 0.7 part of cationic emulsifier and 42.5 parts of water, through mulser mixing and emulsifying, froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is a N-aminoethyl acid amides;
2. preparation slurry: be at least at the high speed dispersor rotating speed under 1200 rev/mins the high speed dispersion condition, 5 parts of auxiliary agents joined in 10 parts of water, and then 30 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3. preparation mixed solution: 42 parts of modified pitch emulsions are joined in 50 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, and the automatic froth breaking of static placement makes mixed solution, and is standby;
4. last, 35 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 22 minutes under the normal temperature, promptly gets product.
Epoxy resin based on aqueous bitumen coating resistance value has the better protecting effect greater than 108 as shown in Figure 1, shows the corrosion-resistant effect good to matrix.
When epoxy resin based on aqueous bitumen coating soak time was 10 days, the RP value of coating still had the better protecting effect still greater than 1 * 106 Ω to matrix as shown in Figure 2.
Anti-corrosive paint of epoxy resin based on aqueous bitumen performance of the present invention sees Table 1.
Table 1
| Test item | Performance index |
| Solid content: surface drying time (hour) do solid work the time (hour) 3.5%NaCl soak 10 days 0.1M HCl soak 10 days softening temperatures (℃) | The constant substantially no change of＞58% 3 ~ 4＜20 coating film gloss, still 85 ~ 90 |
Claims (5)
1. anti-corrosive paint of epoxy resin based on aqueous bitumen, it is made up of following materials based on weight:
1) modified pitch emulsion is 40～48 parts;
2) epoxy resin latex is 45～50 parts;
3) curing agent emulsion is 33～38 parts;
4) filler is 20～30 parts;
5) auxiliary agent is 3～5 parts;
6) water is 8～10 parts;
Admittedly contain 50% Resins, epoxy in the described epoxy resin latex; Admittedly contain 50% organic amine in the described curing agent emulsion;
Described modified pitch emulsion is made up of than the raw material of umber following weight: 55～65 parts of matrix pitches, 2～4 parts of styrene-butadiene latexes, 0.5～0.8 part of cationic emulsifier and 30.2～42.5 parts of water; Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex;
Described auxiliary agent is thickening material, polycarboxylate sodium's type dispersion agent, polyxyethylated alkylphenol type wetting agent or aqueous polyurethane segmented copolymer type flow agent.
2. anti-corrosive paint of epoxy resin based on aqueous bitumen according to claim 1 is characterized in that: described cationic emulsifier is octadecyl bi-quaternary ammonium salt, wooden amine or N-aminoethyl acid amides.
3. anti-corrosive paint of epoxy resin based on aqueous bitumen according to claim 1 is characterized in that: described organic amine is a trolamine, phenol, formaldehyde, diethylenetriamine condenses or 2,4,6 three (dimethylamino methyl) phenol.
4. anti-corrosive paint of epoxy resin based on aqueous bitumen according to claim 1 is characterized in that: described filler is process white, lime carbonate or calcined kaolin.
5. the preparation method of an anti-corrosive paint of epoxy resin based on aqueous bitumen as claimed in claim 1, preparation process is as follows:
1) at first, preparation modified pitch emulsion: with the raw material of following weight: 55～65 parts of matrix pitches, 2～4 parts of styrene-butadiene latexes, 0.5～0.8 part of cationic emulsifier and 30.2～42.5 parts of water than umber, through mulser mixing and emulsifying, natural froth breaking, make modified pitch emulsion, standby;
Admittedly contain 25% styrene-butadiene rubber(SBR) in the described styrene-butadiene latex; Described cationic emulsifier is octadecyl bi-quaternary ammonium salt, wooden amine or N-aminoethyl acid amides;
2) preparation slurry: be at least under the 1200 high speed dispersion conditions of changeing at the high speed dispersor rotating speed, 3～5 parts of auxiliary agents joined in 8～10 parts of water, and then 20～30 parts of fillers are joined in the water that is dispersed with auxiliary agent, fillers dispersed is even, makes slurry, and is standby;
3) preparation mixed solution: 40～48 parts of modified pitch emulsions are joined in 45～50 parts of epoxy resin latexes, stir, mix, the slurry that above-mentioned steps is made joins wherein then, stirs, the automatic froth breaking of static placement, make mixed solution, standby;
4) last, 33～38 parts of curing agent emulsions are joined in the above-mentioned mixed solution, stir, mix, slaking is 20～25 minutes under the normal temperature, promptly gets product.
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