Heavy-duty anticorrosive solvent-free epoxy basalt scale coating and preparation method thereof
A basalt, solvent-free technology, applied in the direction of anti-corrosion coatings, epoxy resin coatings, coatings, etc., can solve the problems of high content, insufficient wear resistance, insufficient acid and alkali resistance, etc., achieve excellent coating performance and reduce corrosion speed , Outstanding anti-corrosion performance
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[0034] Example 1
[0035] Part A by mass: bisphenol A epoxy resin E-51, 40 parts by mass, BYK-A530 defoamer produced by BYK company 0.2 parts by mass, Disperbyk163 dispersant produced by BYK company 1 parts by mass, 1,4- 5 parts by mass of butanediol diglycidyl ether diluent, 0.4 parts by mass of silane coupling agent γ-aminopropyltriethoxysilane, 5 parts by mass of 200 mesh basalt flakes, and 2 parts by mass of aluminum tripolyphosphate as rust-proof filler; Component B: 10 parts by mass of phenalkamine curing agent and 5 parts by mass of 1,4-butanediol diglycidyl ether diluent.
[0036] The preparation process is as follows:
[0037] 1) Add defoamer, silane coupling agent, dispersant, and diluent to epoxy resin, stir at 300-500rpm for 15-20 minutes, and stand for 24 hours to obtain a mixed solution.
[0038] 2) Add basalt flakes and anti-rust filler to the mixed solution obtained in step 1), stir at 300-500 rpm for 10-20 minutes, and then ultrasonically disperse for 5-10 minutes to...
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[0041] Example 2
[0042] Part A by mass: 50 parts by mass of bisphenol F epoxy resin, 0.5 parts by mass of BYK-A088 defoamer produced by BYK, 5 parts by mass of Disperbyk162 dispersant produced by BYK, and 10 parts by mass of benzyl glycidyl ether diluent , Silane coupling agent γ-(2,3-glycidoxy)propyltrimethoxysilane 1 part by mass, 325 mesh basalt flakes 20 parts by mass, anti-rust filler zinc phosphate 3 parts by mass; B component: polyamide 25 parts by mass of curing agent and 5 parts by mass of benzyl glycidyl ether diluent.
[0043] The preparation process is as follows:
[0044] 1) Add defoamer, silane coupling agent, dispersant, and diluent to epoxy resin, stir at 300-500rpm for 15-20 minutes, and stand for 24 hours to obtain a mixed solution.
[0045] 2) Add basalt flakes and anti-rust filler to the mixture obtained in step 1), stir at 300-500 rpm for 10-20 minutes, and then ultrasonically disperse for 5-10 minutes to obtain component A.
[0046] 3) Mix the curing agent and ...
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[0048] Example 3
[0049] Part A by mass: Bisphenol A epoxy resin E-44, 45 parts by mass, Defom5300 defoamer produced by Deqian Chemical Company 0.3 parts by mass, Disperbyk164 dispersant produced by BYK Company 4 parts by mass, 1,6-dione 8 parts by mass of alcohol diglycidyl ether diluent, 0.8 parts by mass of silane coupling agent γ-(methacryloxy)propyltrimethoxysilane, 30 parts by mass of 500 mesh basalt flakes, anti-rust filler calcium phosphomolybdate 4 parts by mass; component B includes: 10 parts by mass of phenalkamine curing agent and 10 parts by mass of 1,6-hexanediol diglycidyl ether diluent.
[0050] The preparation process is as follows:
[0051] 1) Add defoamer, silane coupling agent, dispersant, and diluent to epoxy resin, stir at 300-500rpm for 15-20 minutes, and stand for 24 hours to obtain a mixed solution.
[0052] 2) Add basalt flakes and anti-rust filler to the mixed solution obtained in step 1), stir at 300-500 rpm for 10-20 minutes, and then ultrasonically disp...
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