发明授权
US4708991A Polymers of ethynylthiophenoxy derivatives of diphenylhexafluoropropane
失效
二苯基六氟丙烷的乙炔基硫代苯氧基衍生物的聚合物
- 专利标题: Polymers of ethynylthiophenoxy derivatives of diphenylhexafluoropropane
- 专利标题(中): 二苯基六氟丙烷的乙炔基硫代苯氧基衍生物的聚合物
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申请号: US779547申请日: 1985-09-24
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公开(公告)号: US4708991A公开(公告)日: 1987-11-24
- 发明人: Kreisler S. Y. Lau , William J. Kelleghan
- 申请人: Kreisler S. Y. Lau , William J. Kelleghan
- 申请人地址: CA Los Angeles
- 专利权人: Hughes Aircraft Company
- 当前专利权人: Hughes Aircraft Company
- 当前专利权人地址: CA Los Angeles
- 主分类号: C07C43/29
- IPC分类号: C07C43/29 ; C07F7/08 ; C08F12/32 ; C08F38/00
摘要:
Ethynylphenyl derivatives of diphenylhexafluoropropane having the formula: ##STR1## where X is oxygen or sulfur and each of R, R.sub.1, or R.sub.2 is hydrogen or ethynyl. The compounds are useful in forming polymer structures, either homopolymers or copolymers.
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