Invention Grant
- Patent Title: Method for the purification of isocyanates
- Patent Title (中): 异氰酸酯的纯化方法
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Application No.: US11523556Application Date: 2006-09-20
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Publication No.: US08088944B2Publication Date: 2012-01-03
- Inventor: Andreas Woelfert , Hans-Juergen Pallasch , Eckhard Stroefer , Heinrich-Josef Blankertz
- Applicant: Andreas Woelfert , Hans-Juergen Pallasch , Eckhard Stroefer , Heinrich-Josef Blankertz
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: DE10260092 20021219
- Main IPC: C07C291/00
- IPC: C07C291/00 ; C07C249/00
Abstract:
Isocyanates are prepared by a process in which a product stream from the isocyanate synthesis is purified.
Public/Granted literature
- US20070015934A1 Method for the purification of isocyanates Public/Granted day:2007-01-18
Information query
