发明授权
- 专利标题: Acrylonitrile-vinyl ether-indene or coumarone polymers
- 专利标题(中): 丙烯腈 - 乙烯基醚 - 茚或香豆酮聚合物
-
申请号: US752162申请日: 1976-12-20
-
公开(公告)号: US4091199A公开(公告)日: 1978-05-23
- 发明人: George S. Li , Gary W. Dirks
- 申请人: George S. Li , Gary W. Dirks
- 申请人地址: OH Cleveland
- 专利权人: The Standard Oil Company
- 当前专利权人: The Standard Oil Company
- 当前专利权人地址: OH Cleveland
- 主分类号: C08F16/00
- IPC分类号: C08F16/00 ; C08F16/16 ; C08F20/00 ; C08F20/42 ; C08F32/00 ; C08F34/00 ; C08F216/18 ; C08F220/00 ; C08F220/42 ; C08F232/02 ; C08F234/02 ; C08F214/14 ; C08F214/18 ; C08F222/30 ; C08F244/00
摘要:
Polymer resins which are relatively high softening and function as gas and vapor barrier materials are composed of an olefinically unsaturated nitrile, such as acrylonitrile, a vinyl ether, such as butyl vinyl ether, and indene or coumarone.
公开/授权文献
- US5129896A Holder to facilitate use of a laser in surgical procedures 公开/授权日:1992-07-14
信息查询