Patent Number: 6,168,864

Title: Multilayer coating film

Abstract: A multilayer coating film which comprises: a cationic electrodeposition coat formed from an epoxy-based cationic electrocoating composition containing 5 to 300 millimoles of sulfonium group and 50 to 2,000 millimoles of carbon-carbon unsaturated bond per 100 g of the resin solid content, with carbon-carbon triple bond accounting for at least 15% of said carbon-carbon unsaturated bond; and a top coat formed thereon.

Inventors: Sakamoto; Hiroyuki (Kobe, JP), Kawakami; Ichiro (Takatsuki, JP), Saito; Takao (Toyonaka, JP)

Assignee: Nippon Paint Co., Ltd.

International Classification: C09D 5/44 (20060101); B32B 027/38 ()

Expiration Date: 01/02/2018