发明授权
US3062785A Condensation products of c-vinylpyridinium haloketone polymers with hydrazides containing quaternary nitrogen groups
失效
c-乙烯基吡啶鎓卤代酮聚合物与含有季氮基团的酰肼的缩合产物
- 专利标题: Condensation products of c-vinylpyridinium haloketone polymers with hydrazides containing quaternary nitrogen groups
- 专利标题(中): c-乙烯基吡啶鎓卤代酮聚合物与含有季氮基团的酰肼的缩合产物
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申请号: US7805360申请日: 1960-12-23
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公开(公告)号: US3062785A公开(公告)日: 1962-11-06
- 发明人: LAAKSO THOMAS M , WILLIAMS JACK L R
- 申请人: EASTMAN KODAK CO
- 专利权人: Eastman Kodak Co
- 当前专利权人: Eastman Kodak Co
- 优先权: US7805360 1960-12-23; US7804060 1960-12-23; US68160157 1957-09-03; US68160257 1957-09-03; US68160457 1957-09-03; US7803560 1960-12-23; US68160357 1957-09-03
- 主分类号: C07D213/20
- IPC分类号: C07D213/20 ; C07D213/53 ; C08F8/00 ; C08F8/44 ; G03C1/89