C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
400/5111, 400/59
C09D 5/03 (2006.01) C08G 59/22 (2006.01) C08G 59/40 (2006.01) C08G 59/50 (2006.01) C08G 59/56 (2006.01) C09D 163/00 (2006.01)
Patent
CA 2036689
Abstract A powder coating composition is disclosed which includes (a) 100 parts by weight of a mixed epoxy resin having an epoxy equivalent of 800-2000 and containing (a-1) a diglycidyl ether of bisphenol A having an epoxy equivalent of 180-2500 and (a-2) a rubber-modified epoxy resin having an epoxy equivalent of 180- -2500 and obtained by reaction of a diglycidyl ether of bisphenol A with a carboxyl terminated acrylonitrile-butadiene copolymer; (b) a mixed curing agent consisting of (b-1) 0.05-5 parts by weight of an imidazole compound, (b-2) 0.5-10 parts by weight of dicyanodiamide and (b-3) 1-10 parts by weight of a dihydrazide of a dibasic carboxylic acid; and (c) 50-100 parts by weight of silica.
Kitagawa Katsuji
Ono Kazuya
Yasuda Akira
Kitagawa Katsuji
Ono Kazuya
Sim & Mcburney
Somar Corporation
Yasuda Akira
LandOfFree
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