Invention Grant
US3250744A High molecular weight thermoplastic polycarbonates and process for the production thereof 失效
高分子量热塑性聚碳酸酯及其制备方法

  • Patent Title: High molecular weight thermoplastic polycarbonates and process for the production thereof
  • Patent Title (中): 高分子量热塑性聚碳酸酯及其制备方法
  • Application No.: US68882257
    Application Date: 1957-10-08
  • Publication No.: US3250744A
    Publication Date: 1966-05-10
  • Inventor: HERMANN SCHNELLHEINRICH KRIMM
  • Applicant: BAYER AG
  • Assignee: Bayer Ag
  • Current Assignee: Bayer Ag
  • Priority: DEF0021459 1956-10-19
  • Main IPC: C08G64/06
  • IPC: C08G64/06 C08G64/16
High molecular weight thermoplastic polycarbonates and process for the production thereof
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