EP 1812380 A1 20070801 - METHOD FOR PRODUCING POLYISOCYANATES
Title (en)
METHOD FOR PRODUCING POLYISOCYANATES
Title (de)
VERFAHREN ZUR HERSTELLUNG VON POLYISOCYANATEN
Title (fr)
PROCEDE POUR PRODUIRE DES POLYISOCYANATES
Publication
Application
Priority
- EP 2005011367 W 20051022
- DE 102004053661 A 20041103
Abstract (en)
[origin: WO2006048141A1] The invention relates to a method for producing isocyanates by reacting the corresponding amines with phosgene in the presence of solvents. Said method is characterised in that compounds forming salt melts with hydrogen chloride are used as solvents.
IPC 8 full level
C07C 263/10 (2006.01); C07C 265/12 (2006.01); C07C 265/14 (2006.01)
CPC (source: EP KR US)
C07C 263/10 (2013.01 - EP KR US); C07C 263/18 (2013.01 - KR)
Citation (search report)
See references of WO 2006048141A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
DE 102004053661 A1 20060504; CN 101056847 A 20071017; EP 1812380 A1 20070801; JP 2008518983 A 20080605; KR 20070084595 A 20070824; MX 2007004953 A 20070614; US 2009112018 A1 20090430; WO 2006048141 A1 20060511
DOCDB simple family (application)
DE 102004053661 A 20041103; CN 200580038085 A 20051022; EP 05794877 A 20051022; EP 2005011367 W 20051022; JP 2007539495 A 20051022; KR 20077011954 A 20070528; MX 2007004953 A 20051022; US 71852005 A 20051022