发明授权
US5194574A Thermally stable polyesters containing trans-4,4'-stilbenedicarboxylic
acid
失效
含有反式-4,4'-二苯二甲酸的热稳定聚酯
- 专利标题: Thermally stable polyesters containing trans-4,4'-stilbenedicarboxylic acid
- 专利标题(中): 含有反式-4,4'-二苯二甲酸的热稳定聚酯
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申请号: US787360申请日: 1991-11-04
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公开(公告)号: US5194574A公开(公告)日: 1993-03-16
- 发明人: John C. Morris , Winston J. Jackson, Jr.
- 申请人: John C. Morris , Winston J. Jackson, Jr.
- 申请人地址: NY Rochester
- 专利权人: Eastman Kodak Company
- 当前专利权人: Eastman Kodak Company
- 当前专利权人地址: NY Rochester
- 主分类号: C08J5/00
- IPC分类号: C08J5/00 ; C08G63/52 ; C08G63/54 ; C08G63/547 ; C08J5/18 ; C08L67/06
摘要:
Melt processable copolyesters having improved thermal stability are prepared from 1,4-butanediol, minor amounts of trans-4,4'-stilbenedicarboxylic acid and a dicarboxylic acid selected from terephthalic acid, isophthalic acid, and mixtures thereof.
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