公开(公告)号：US4622360A

公开(公告)日：1986-11-11

申请号：US795435

申请日：1985-11-06

申请人： Tadashi Gomi ,  Kenji Sakata ,  Ichiro Aoyama ,  Nobuo Sono

发明人： Tadashi Gomi ,  Kenji Sakata ,  Ichiro Aoyama ,  Nobuo Sono

IPC分类号： C09D175/00 ,  C08G18/08 ,  C08G18/83 ,  C09G1/04 ,  C09G1/16 ,  C08L75/04

CPC分类号： C08G18/838 ,  C08G18/0823 ,  C09G1/16

摘要： Removable water-borne urethane resin coating composition comprising polyurethane resin containing carboxyl groups and/or carboxylate groups and polyvalent metal complex as a cross-linking agent and method for removing the coating formed by using the removable water-borne urethane resin coating composition which comprises treating said coating with a ligand containing alkaline solution and removing the coating.The coating formed by using the composition is superior in water resistance, recoatability, detergent resistance, black heel mark resistance, abrasion resistance and service life.

摘要翻译： 包含含有羧基和/或羧酸酯基团的聚氨酯树脂和作为交联剂的多价金属络合物的可移除的水性聚氨酯树脂涂料组合物和通过使用可除去的水性聚氨酯树脂涂料组合物形成的涂层的方法，该组合物包括处理 所述涂层具有含碱性溶液的配体并除去涂层。 通过使用该组合物形成的涂料在耐水性，可再涂性，耐洗涤性，黑色跟踪标记抗性，耐磨性和使用寿命方面优异。