发明授权
- 专利标题： Process for preparing wholly aromatic polyamide shaped articles
- 专利标题（中）： 制备全芳族聚酰胺成型制品的方法
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申请号： US201701申请日： 1980-10-29
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公开(公告)号： US4342715A公开(公告)日： 1982-08-03
- 发明人: Keizo Shimada , Akihiro Aoki , Hiroshi Mera , Tsutomu Nakamura
- 申请人： Keizo Shimada , Akihiro Aoki , Hiroshi Mera , Tsutomu Nakamura
- 申请人地址： JPX Osaka
- 专利权人： Teijin Limited
- 当前专利权人： Teijin Limited
- 当前专利权人地址： JPX Osaka
- 主分类号： D01F6/60
- IPC分类号： D01F6/60 ; D01F6/00
摘要：
A wholly aromatic polyamide shaped article is prepared by a process wherein a solution of a wholly aromatic polyamide is extruded through an orifice and introduced into a first coagulating bath comprising an aqueous coagulating liquid and, then, the coagulated extrudate is introduced into a second coagulating bath comprising an aqueous solution of an inorganic salt.
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