发明授权
- 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
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申请号: US94414申请日: 1979-11-15
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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
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.
公开/授权文献
- US6057632A Frequency and bandwidth controlled ultrasound transducer 公开/授权日:2000-05-02