;The aminopolycarboxylic acid compound of the present invention can be used as a chelating agent for various metals, which is excellent in the biodegradability and masking effect on metals."/>
公开/公告号US6340560B1
专利类型
公开/公告日2002-01-22
原文格式PDF
申请/专利权人 FUJI PHOTO FILM CO. LTD.;
申请/专利号US19980167665
申请日1998-10-07
分类号G03C53/80;G03C54/20;C07C2290/40;
国家 US
入库时间 2022-08-22 00:47:26