| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide, in a combined molding formed by welding two or more moldings by laser irradiation, one that has sufficient weld strength and is less in color difference. <P>SOLUTION: There are provided a resin composition for laser welding which contains a copper phosphonate having an aromatic ring and a resin; a laser-absorbing molding obtained by using the above resin composition for laser welding; a welding method of moldings which welds the above laser-absorbing molding and a laser-transmissive molding by irradiation of a laser; and a combined molding welded by the above welding method. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
