发明授权
- 专利标题: Method for extracting polyamide particles
- 专利标题(中): 提取聚酰胺颗粒的方法
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申请号: US09622307申请日: 2000-08-16
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公开(公告)号: US06326460B1公开(公告)日: 2001-12-04
- 发明人: Ralf Mohrschladt , Volker Hildebrandt , Volker Warzelhan
- 申请人: Ralf Mohrschladt , Volker Hildebrandt , Volker Warzelhan
- 优先权: DE19808442 19980227
- 主分类号: C08G6946
- IPC分类号: C08G6946
摘要:
Polyamide particles, or polymer particles comprising polyamides, are extracted with aqueous solutions of aminonitiles and optionally further polyamide-forming monomers, polyamide-forming oligomers or mixtures thereof.
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