发明授权
- 专利标题： Vinylamine copolymer and process for producing same
- 专利标题（中）： 乙烯胺共聚物及其制备方法
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申请号： US231604申请日： 1988-08-10
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公开(公告)号： US5037927A公开(公告)日： 1991-08-06
- 发明人: Takaharu Itagaki , Mitsuaki Shiraga , Shigeru Sawayama , Kohichi Satoh
- 申请人： Takaharu Itagaki , Mitsuaki Shiraga , Shigeru Sawayama , Kohichi Satoh
- 申请人地址： JPX Tokyo
- 专利权人： Mitsubishi Chemical Industries, Ltd.
- 当前专利权人： Mitsubishi Chemical Industries, Ltd.
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX61-153876 19860630
- 主分类号： B01D21/01
- IPC分类号： B01D21/01 ; C02F1/54 ; C08F2/04 ; C08F4/04 ; C08F8/00 ; C08F20/26 ; C08F26/00 ; C08F220/10 ; C08F220/12 ; C08F220/28 ; C08F226/02 ; D21H17/34 ; D21H17/37 ; D21H17/47
摘要：
Disclosed herein are an N-vinylformamide copolymer having the structural units represented by the following formulas (I) and (II): ##STR1## wherein R.sub.1 represents a hydrogen atom or a methyl group and R.sub.2 represents an alkyl group of 1 to 4 carbon atoms, in which the molar ratio between the structural units (I) and (II) is from 20:80 to 95:5, and a process for producing the N-vinylformamide copolymer.
公开/授权文献
- US5538172A Explosive powder charge operated setting tool 公开/授权日：1996-07-23