发明授权
- 专利标题: Benzocyclobutene-terminated polymides
- 专利标题(中): 苯并环丁烯封端的聚酰亚胺
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申请号: US248906申请日: 1994-05-25
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公开(公告)号: US5464925A公开(公告)日: 1995-11-07
- 发明人: Eric S. Moyer , Denise J. D. Moyer
- 申请人: Eric S. Moyer , Denise J. D. Moyer
- 申请人地址: MI Midland
- 专利权人: The Dow Chemical Company
- 当前专利权人: The Dow Chemical Company
- 当前专利权人地址: MI Midland
- 主分类号: C07D209/48
- IPC分类号: C07D209/48 ; C08G73/10
摘要:
The present invention is an oligomer represented by the formula: ##STR1## wherein X is a moiety selected from the group consisting of: ##STR2## where each Y is independently S, O, CH.sub.2, C.dbd.O, CH.sub.3 --C--CH.sub.3, O.dbd.S.dbd.O, or CF.sub.3 --C--CF.sub.3.In another aspect, the present invention is a polymer of the above-described oligomer.
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