EP 1098922 A1 20010516 - PROCESS FOR RIGID POLYURETHANE FOAMS
Title (en)
PROCESS FOR RIGID POLYURETHANE FOAMS
Title (de)
VERFAHREN FÜR POLYURETHANHARTSCHÄUME
Title (fr)
PROCEDE DE PREPARATION DE MOUSSES RIGIDES DE POLYURETHANE
Publication
Application
Priority
- EP 99929299 A 19990622
- EP 9904316 W 19990622
- EP 98202384 A 19980715
Abstract (en)
[origin: WO0004070A1] Process for preparing rigid polyurethane or urethane-modified polyisocyanurate foams by reacting an organic polyisocyanate with a polyfunctional isocyanate-reactive component comprising more than 2 % by weight of water and from 5 to 50 % by weight of polyester polyols of average functionality below 3, especially crude polyester polyols.
IPC 1-7
IPC 8 full level
C08G 18/40 (2006.01); C08G 18/42 (2006.01); C08G 18/48 (2006.01)
CPC (source: EP)
C08G 18/4018 (2013.01); C08G 18/4816 (2013.01); C08G 2110/0025 (2021.01); C08G 2110/005 (2021.01); C08G 2110/0083 (2021.01)
Citation (search report)
See references of WO 0004070A1
Designated contracting state (EPC)
AT DE FR IT
DOCDB simple family (publication)
WO 0004070 A1 20000127; AU 4614799 A 20000207; CN 1309678 A 20010822; EP 1098922 A1 20010516
DOCDB simple family (application)
EP 9904316 W 19990622; AU 4614799 A 19990622; CN 99808558 A 19990622; EP 99929299 A 19990622