Patent ID: 6232364
Filing Date: 2001-05-15
Classification: C08F,C09D

Abstract:
An ultraviolet curable coating composition for cationic electrodeposition applicable to plated materials, comprising 100 weight parts of acrylic resin containing 10 to 70% by weight poly-functional acrylate per se having 3 or more acryloyl groups and 90 to 30% by weight of a resin of molecular weight 2,000 to 30,000 having a cationic electrodeposition property, and 0.1 to 10 weight parts of a photopolymerization initiator which comprises at least two compounds selected from the group consisting of:Benzyl dimethyl ketal;2,4,6-Trimethyl benzophenone;Oligo (2-hydrox-2-methyl-1-(4-(1-methyl-vinyl)phenyl)propanone;2,2-Dimethoxy-1,2-diphenylethan-1-one;1-Hydroxy-cyclohexyl phenyl ketone;2-Hydroxy-2-methyl-1-phenylpropan-1-one;Bis (2,4,6-trimethylbenzoyl)phenyphosphine oxide;2,4-Diethylthioxanthoine;3,3-Dimethyl-4-methoxy-benzophenone;Ethyl p-dimethylaminobenzoate;Isoamyl p-dimethylaminobenzoate; andBis (n.sup.5 -2,4-cyclopentadien-l-yl)-bis(2,6-difluoro-3-(1H-pyrrol-1-yl)-phenyl) titanium.