发明授权
US06743889B1 Hyperbranched ether-ketone co-polymers 失效
超支化醚酮共聚物

  • 专利标题: Hyperbranched ether-ketone co-polymers
  • 专利标题(中): 超支化醚酮共聚物
  • 申请号: US10192021
    申请日: 2002-07-10
  • 公开(公告)号: US06743889B1
    公开(公告)日: 2004-06-01
  • 发明人: Loon-Seng TanJong-Beom Baek
  • 申请人: Loon-Seng TanJong-Beom Baek
  • 主分类号: C08G802
  • IPC分类号: C08G802
Hyperbranched ether-ketone co-polymers
摘要:
Novel ether-ketone hyperbranched co-polymers are prepared by co-polymerizing 3,5-bis(4-fluorobenzoyl)phenol and 4-fluoro-4′-hydroxybenzophenone. The resulting copolymer has repeating units of the formula: wherein n has a value of 0.25 to 0.99.
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