发明授权
- 专利标题： Acrylamide or methacrylamide alkoxypropyl quaternary compounds
- 专利标题（中）： 丙烯酰胺或甲基丙烯酰胺烷氧基丙基季铵化合物
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申请号： US32317申请日： 1979-04-23
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公开(公告)号： US4212820A公开(公告)日： 1980-07-15
- 发明人: Philip Hotchkiss , Robert M. Gipson , Edward C. Y. Nieh
- 申请人： Philip Hotchkiss , Robert M. Gipson , Edward C. Y. Nieh
- 申请人地址： NY White Plains
- 专利权人： Texaco Development Corporation
- 当前专利权人： Texaco Development Corporation
- 当前专利权人地址： NY White Plains
- 主分类号： C11D1/62
- IPC分类号： C11D1/62 ; B01F17/18 ; C07C67/00 ; C07C231/00 ; C07C233/38 ; C07C233/89 ; C07C103/70
摘要：
Covers a new composition of matter comprising an acrylamide or methacrylamide monomer characterized by the following structural formula: ##STR1## where R.sub.1 is hydrogen or methyl, R.sub.2 and R.sub.3 are lower alkyl, R.sub.4 is a linear or branched alkyl group containing 7-20 carbon atoms, X is an anion of an organic or mineral acid having a valence m and A is a divalent lower alkyl group.
公开/授权文献
- US6005957A Loudspeaker pressure plate 公开/授权日：1999-12-21