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Title:
ポリイソシアネートの製造方法
Document Type and Number:
Japanese Patent JP4828545
Kind Code:
B2
Abstract:
The invention relates to a process for preparing polyisocyanates by reacting primary amines with phosgene in the presence of a solvent, wherein ionic liquids are used as solvents.

Inventors:
Martin Zezzing
Rohde, Torsten
Streffer, Eckhart
Henkelmann, Jochem
Application Number:
JP2007539507A
Publication Date:
November 30, 2011
Filing Date:
October 27, 2005
Export Citation:
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Assignee:
BASF SE
International Classes:
C07C263/10; C07C265/14
Domestic Patent References:
JPH06234723A1994-08-23
JP2003300913A2003-10-21
JP2004529956A2004-09-30
JPH09316045A1997-12-09
JP2004525924A2004-08-26
Foreign References:
WO2004058689A12004-07-15
Attorney, Agent or Firm:
Satoshi Eto



 
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