Patent ID: 7396428

Claim:
A laser-welding process which comprises the steps of laser-welding first and second shaped resin articles so as to bond one to another by passing a laser beam through the first shaped resin article, wherein the first shaped resin article is molded from a laser-weldable resin composition which comprises: at least one a polybutylene terephthalate-series resin (A) comprising a polybutylene terephthalate-series copolymer modified with 0.01 to 30 mol % of a copolymerizable monomer, and at least one resin (B) selected from the group consisting of a polycarbonate-series resin (b1), a styrenic resin (b2), a polyethylene terephthalate-series resin (b3) and an acrylic resin (b4), wherein the copolymerizable monomer comprises at least one member selected from the group consisting of phthalic acid, isophthalic acid, an adduct of bisphenol A with an alkylene oxide, and a reactive derivative thereof.