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1. EP2912081 - METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAMS BASED ON POLYESTER POLYOLS

Office
European Patent Office
Application Number 13789504
Application Date 23.10.2013
Publication Number 2912081
Publication Date 02.09.2015
Publication Kind B1
IPC
C08G 18/42
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
18Polymeric products of isocyanates or isothiocyanates
06with compounds having active hydrogen
28characterised by the compounds used containing active hydrogen
40High-molecular-weight compounds
42Polycondensates having carboxylic or carbonic ester groups in the main chain
CPC
C08G 18/42
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
18Polymeric products of isocyanates or isothiocyanates
06with compounds having active hydrogen
28characterised by the compounds used containing active hydrogen
40High-molecular-weight compounds
42Polycondensates having carboxylic or carbonic ester groups in the main chain
C08G 18/4241
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
18Polymeric products of isocyanates or isothiocyanates
06with compounds having active hydrogen
28characterised by the compounds used containing active hydrogen
40High-molecular-weight compounds
42Polycondensates having carboxylic or carbonic ester groups in the main chain
4236containing only aliphatic groups
4238derived from dicarboxylic acids and dialcohols
4241from dicarboxylic acids and dialcohols in combination with polycarboxylic acids and/or polyhydroxy compounds which are at least trifunctional
C08G 18/425
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
18Polymeric products of isocyanates or isothiocyanates
06with compounds having active hydrogen
28characterised by the compounds used containing active hydrogen
40High-molecular-weight compounds
42Polycondensates having carboxylic or carbonic ester groups in the main chain
4244containing oxygen in the form of ether groups
4247derived from polyols containing at least one ether group and polycarboxylic acids
425the polyols containing one or two ether groups
C08G 2110/0008
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
2110Foam properties
0008flexible
C08G 18/4216
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
18Polymeric products of isocyanates or isothiocyanates
06with compounds having active hydrogen
28characterised by the compounds used containing active hydrogen
40High-molecular-weight compounds
42Polycondensates having carboxylic or carbonic ester groups in the main chain
4205containing cyclic groups
4208containing aromatic groups
4211derived from aromatic dicarboxylic acids and dialcohols
4216from mixtures or combinations of aromatic dicarboxylic acids and aliphatic dicarboxylic acids and dialcohols
C08G 18/248
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
18Polymeric products of isocyanates or isothiocyanates
06with compounds having active hydrogen
08Processes
16Catalysts
22containing metal compounds
24of tin
248inorganic compounds of tin
Applicants COVESTRO DEUTSCHLAND AG
Inventors NEFZGER HARTMUT
KLESCZEWSKI BERT
MEYER-AHRENS SVEN
KNAUP HARALD
Designated States
Priority Data 12190080 26.10.2012 EP
13789504 23.10.2013 EP
Title
(DE) VERFAHREN ZUR HERSTELLUNG VON POLYURETHANWEICHSCHAUMSTOFFEN AUF BASIS VON POLYESTERPOLYOLEN
(EN) METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAMS BASED ON POLYESTER POLYOLS
(FR) PROCÉDÉ DE FABRICATION DE MOUSSES SOUPLES EN POLYURÉTHANE À BASE DE POLYESTERPOLYOLS
Abstract
(DE) Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung von Polyurethanweichschaumstoffen, wobei als Ausgangsstoff eine Polyesterpolyolkomponente eingesetzt wird, die aus mindestens zwei Dicarbonsäuren aufgebaut ist.
(EN) The invention relates to a method for producing soft polyurethane foam, in which a polyester polyol component is used as a starting material, which consists of two dicarboxylic acids.
(FR) La présente invention concerne un procédé de production de mousses de polyuréthane souples utilisant comme matériau de départ un composant polyester polyol constitué d'au moins deux acides dicarboxyliques.