发明授权
US5670692A 7-substituted quinone methides as inhibitors for unsaturated monomers
失效
7-取代醌甲基化物作为不饱和单体的抑制剂
- 专利标题: 7-substituted quinone methides as inhibitors for unsaturated monomers
- 专利标题(中): 7-取代醌甲基化物作为不饱和单体的抑制剂
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申请号: US703762申请日: 1996-08-27
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公开(公告)号: US5670692A公开(公告)日: 1997-09-23
- 发明人: Peter Nesvadba , Samuel Evans , Matthew E. Gande , Volker H. von Ahn , Roland A. E. Winter
- 申请人: Peter Nesvadba , Samuel Evans , Matthew E. Gande , Volker H. von Ahn , Roland A. E. Winter
- 申请人地址: NY Tarrytown
- 专利权人: Ciba-Geigy Corporation
- 当前专利权人: Ciba-Geigy Corporation
- 当前专利权人地址: NY Tarrytown
- 主分类号: C07D295/16
- IPC分类号: C07D295/16 ; C07B63/04 ; C07C7/20 ; C07C15/46 ; C07C45/51 ; C07C49/603 ; C07C49/647 ; C07C49/683 ; C07C49/747 ; C07C49/753 ; C07C49/798 ; C07C59/80 ; C07C59/82 ; C07C67/62 ; C07C69/007 ; C07C69/145 ; C07C69/24 ; C07C69/54 ; C07C69/738 ; C07C69/78 ; C07C205/45 ; C07C235/78 ; C07C255/31 ; C07C255/40 ; C07F9/38 ; C07F9/40 ; C08F2/38 ; C08F2/40 ; C08K5/00 ; C09K15/08 ; C09K15/24 ; C09K15/32 ; C07C9/02
摘要:
Ethylenically unsaturated monomers are protected from premature polymerization during manufacture and storage by the incorporation therein of an effective stabilizing amount of a 7-substituted quinone methide compound.
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