发明申请
- 专利标题: PROCESS FOR PRODUCING ISOCYANATES
- 专利标题(中): 生产异氰酸酯的方法
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申请号: US13638817申请日: 2011-04-04
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公开(公告)号: US20130023694A1公开(公告)日: 2013-01-24
- 发明人: Wolf Steiger , Peter Bissinger
- 申请人: Wolf Steiger , Peter Bissinger
- 申请人地址: US MN ST. PAUL
- 专利权人: 3M INNOVATIVE PROPERTIES COMPANY
- 当前专利权人: 3M INNOVATIVE PROPERTIES COMPANY
- 当前专利权人地址: US MN ST. PAUL
- 优先权: EP10159888.6 20100414
- 国际申请: PCT/US11/31061 WO 20110404
- 主分类号: C07C263/08
- IPC分类号: C07C263/08 ; C07C265/04
摘要:
The invention relates a process for producing isocyanates comprising the steps of a) providing an azolide and optionally a solvent, and b) adding an acid at a temperature below about 40 C. The invention also relates to the isocyanate obtainable by such a process.
公开/授权文献
- US09006480B2 Process for producing isocyanates 公开/授权日:2015-04-14
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