发明授权
US4282147A Dispersion of aromatic isocyanatosulfonic acid uretdiones in organic polyisocyanates and a process for their preparation 失效
芳族异氰酸酯磺酸脲在有机多异氰酸酯中的分散及其制备方法

  • 专利标题: Dispersion of aromatic isocyanatosulfonic acid uretdiones in organic polyisocyanates and a process for their preparation
  • 专利标题(中): 芳族异氰酸酯磺酸脲在有机多异氰酸酯中的分散及其制备方法
  • 申请号: US94414
    申请日: 1979-11-15
  • 公开(公告)号: US4282147A
    公开(公告)日: 1981-08-04
  • 发明人: Dieter Dieterich
  • 申请人: Dieter Dieterich
  • 申请人地址: DEX Leverkusen
  • 专利权人: Bayer Aktiengesellschaft
  • 当前专利权人: Bayer Aktiengesellschaft
  • 当前专利权人地址: DEX Leverkusen
  • 优先权: DEX2851341 19781128
  • 主分类号: C07D229/00
  • IPC分类号: C07D229/00 C08G18/77 C08G18/79 C08G18/78
Dispersion of aromatic isocyanatosulfonic acid uretdiones in organic
polyisocyanates and a process for their preparation
摘要:
The instant invention is directed to non-sedimenting dispersions of finely divided solid aromatic isocyanatosulfonic acid uretdiones in non-sulfonic polyisocyanates and a process for their preparation.
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