发明授权
US06180752B2 Polyasparaginic acid homopolymers an copolymers, biotechnical production and use thereof
失效
聚天冬酰胺酸均聚物是共聚物,生物技术生产和其用途
- 专利标题: Polyasparaginic acid homopolymers an copolymers, biotechnical production and use thereof
- 专利标题(中): 聚天冬酰胺酸均聚物是共聚物,生物技术生产和其用途
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申请号: US09380659申请日: 1999-09-02
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公开(公告)号: US06180752B2公开(公告)日: 2001-01-30
- 发明人: Winfried Joentgen , Torsten Groth , Alexander Steinb{umlaut over (u)}chel , Tran Hai , Fred Bernd Oppermann
- 申请人: Winfried Joentgen , Torsten Groth , Alexander Steinb{umlaut over (u)}chel , Tran Hai , Fred Bernd Oppermann
- 优先权: DE19709024 19970306
- 主分类号: C08G6900
- IPC分类号: C08G6900
摘要:
The invention relates to the production of polyaspartic acid homo- and copolymers by biotechnological processes and to the use of the resulting products (for influencing the crystallization or agglomeration behavior of sparingly soluble salts or solids in aqueous systems).
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