发明授权
- 专利标题: Leather treatment agent and its use
- 专利标题(中): 皮革处理剂及其使用
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申请号: US392335申请日: 1989-08-11
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公开(公告)号: US5103521A公开(公告)日: 1992-04-14
- 发明人: Harro Traubel , Manfred Dietrich , Hans-Werner Muller , Gunther Held
- 申请人: Harro Traubel , Manfred Dietrich , Hans-Werner Muller , Gunther Held
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX3525605 19850718
- 主分类号: C14C3/26
- IPC分类号: C14C3/26 ; C14C1/08 ; C14C3/00 ; C14C3/02 ; C14C3/08 ; C14C9/00 ; C14C9/02 ; C14C11/00 ; D06P1/613 ; D06P1/642 ; D06P1/649 ; D06P1/651 ; D06P3/32
摘要:
Leather treatment agent containing a mixture a) of a carboxylic acidX--COOH Iwherein X represents--[R--CO--Z--(R'--Z).sub.a ].sub.b --CO--R--COOH 1or--R"--(Z--R').sub.c --Z--CO--R--COOH 2and the symbols have the meaning described in more detail in the description, and b) of a compound containing at least one primary, secondary or tertiary amino group, with a molecular weight of 200-20,000, are used in processes for tanning, pretanning, retanning, dyeing or fat liquoring pelts or pretanned leather or fully tanned leather.
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