发明授权
- 专利标题: Sulfonic acid group-containing polyaspartic acid derivatives, use thereof and prepartion thereof
- 专利标题(中): 含磺酸基的聚天冬氨酸衍生物,其用途及其制备
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申请号: US628929申请日: 1996-04-08
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公开(公告)号: US5726280A公开(公告)日: 1998-03-10
- 发明人: Hermann Uhr , Lutz Heuer , Torsten Groth , Winfried Joentgen , Roland Kleinstuck
- 申请人: Hermann Uhr , Lutz Heuer , Torsten Groth , Winfried Joentgen , Roland Kleinstuck
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer AG
- 当前专利权人: Bayer AG
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX4429976.1 19940824
- 主分类号: C02F5/12
- IPC分类号: C02F5/12 ; C08G73/10 ; C11D3/37 ; C08G69/00 ; C11D3/08
摘要:
Sulfonic acid group-containing polyaspartic acid derivatives, some of which are novel, having repeating units of the structures I and II ##STR1## in which ##STR2## are suitable for water treatment and as a detergent additive.
公开/授权文献
- US5094558A Cleaning apparatus 公开/授权日:1992-03-10
信息查询
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