发明授权
- 专利标题: POWDER COATINGS BASED ON EPOXY RESINS
- 专利标题(中): 基于环氧树脂的粉末涂料剂。
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申请号: EP90917688.5申请日: 1990-12-04
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公开(公告)号: EP0504183B1公开(公告)日: 1994-08-17
- 发明人: RICHARDSON, Frank Barnett , SPOOR, Joseph , WATSON, Peter Joseph
- 申请人: THOMAS SWAN AND CO., LTD.
- 申请人地址: Crookhall Consett, Co. Durham DH8 7ND GB
- 专利权人: THOMAS SWAN AND CO., LTD.
- 当前专利权人: THOMAS SWAN AND CO., LTD.
- 当前专利权人地址: Crookhall Consett, Co. Durham DH8 7ND GB
- 代理机构: Sanderson, Nigel Paul
- 优先权: GB8927375 19891204
- 国际公布: WO9108268 19910613
- 主分类号: C09D163/00
- IPC分类号: C09D163/00 ; C08G59/42 ; C09D5/03
摘要:
A curing agent for an epoxy resin based coating composition comprises at least one polyfunctional carboxylic acid having not less than three carboxyl groups together with a nitrogen containing accelerator, provided that, in the case where the accelerator is an imidazoline, the accelerator is not present as a salt of the acid.
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