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    • 23. 发明授权
    • Cathodic electrodeposition coating composition
    • 阴极电沉积涂料组合物
    • US4732950A
    • 1988-03-22
    • US12497
    • 1987-02-09
    • Masanori NagaiKenji HasuiToshio Shinohara
    • Masanori NagaiKenji HasuiToshio Shinohara
    • C08F290/00C08F299/02C09D5/44C09D163/00C09D163/10C25B13/06C08K3/20
    • C09D5/4473Y10S524/901
    • A cathodic electrodeposition coating composition which comprises:(A) 100 parts by weight of an amine-unsaturated carboxylic acid adduct of epoxidized polybutadiene having a number average molecular weight of from 500 to 10,000 and containing from 70 to 200 mmol of a tertiary amino group, from 20 to 200 mmol of an .alpha.,.beta.-unsaturated monocarboxylate group and from 200 to 2,000 mmol of a carbon-carbon double bond, per 100 g of the resin;(B) from 20 to 200 parts by weight of an addition reaction product of (a) 1 mol of an epoxy resin containing at least two epoxy groups per molecule, and (b) from 1.5 to 2.0 mol of an .alpha.,.beta.-unsaturated monocarboxylic acid;(C) from 5 to 50 parts by weight of an addition reaction product of (a) 1 mol of an epoxy resin containing at least two epoxy groups per molecule, and (b) a mixture of from 0.5 to 1.5 mol of an .alpha., .beta.-unsaturated monocarboxylic acid and from 0.5 to 1.5 mol of a secondary amine, provided that the total amount of the two components of the mixture is from 1.5 to 2.0 mol; and(D) from 0 to 100 parts by weight of other optional water-dilutable resin.
    • 一种阴极电沉积涂料组合物,其包含:(A)100重量份数均分子量为500至10,000并包含70-200毫摩尔叔氨基的环氧化聚丁二烯的胺不饱和羧酸加合物, 20至200mmolα,β-不饱和单羧酸酯基和200至2,000mmol碳 - 碳双键,每100g所述树脂; (B)20〜200重量份的(a)1摩尔每分子含有至少2个环氧基的环氧树脂的加成反应产物和(b)1.5-2.0摩尔α,β-不饱和的 一元羧酸 (C)5〜50重量份的(a)1摩尔每分子含有至少2个环氧基的环氧树脂的加成反应产物,和(b)0.5〜1.5摩尔的α, β-不饱和一元羧酸和0.5-1.5mol仲胺,条件是混合物的两种组分的总量为1.5-2.0mol; 和(D)0至100重量份的其它任选的可水可稀释树脂。