发明授权
US3357932A Polyurethanes prepared from chlorocarbonic acid ester reaction products with nu-alkylalkanolamines 失效
由氯代碳酸酯反应产物与烷基烷醇胺制备的聚氨酯

  • 专利标题: Polyurethanes prepared from chlorocarbonic acid ester reaction products with nu-alkylalkanolamines
  • 专利标题(中): 由氯代碳酸酯反应产物与烷基烷醇胺制备的聚氨酯
  • 申请号: US37238364
    申请日: 1964-06-03
  • 公开(公告)号: US3357932A
    公开(公告)日: 1967-12-12
  • 发明人: WOLFGANG HEYDKAMPERWIN MULLERWILHELM KALLERT
  • 申请人: BAYER AG
  • 专利权人: Bayer Ag
  • 当前专利权人: Bayer Ag
  • 优先权: CH487168 1968-04-02; DEF0039932 1963-06-06
  • 主分类号: C08G18/50
  • IPC分类号: C08G18/50 C08G18/64 C08L75/00 E01C19/48
Polyurethanes prepared from chlorocarbonic acid ester reaction products with nu-alkylalkanolamines
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