Method for the production of polyurethane foam materials

Details Method for the production of polyurethane foam materials Method for the production of polyurethane foam materials

C - Chemistry, Metallurgy

08

G

C08G 18/40 (2006.01) C08G 18/62 (2006.01) C08G 18/76 (2006.01)

Patent

CA 2488636

The invention relates to a method for producing polyurethane foam materials having a density of less than 200 g/l by reacting a) polyisocyanates with b) compounds that comprise at least two hydrogen atoms reactive with isocyanate groups, said polyisocyanates being aromatic diisocyanates or polyisocyanates while the compounds which comprise at least two hydrogen atoms reactive with isocyanate groups contain at least one acrylate polyol.

L'invention concerne un procédé de production de mousses de polyuréthanne présentant une densité inférieure à 200 g/l, consistant à faire réagir a) des polyisocyanates avec b) des composés comprenant au moins deux atomes d'hydrogène réagissant avec des groupes isocyanate, les polyisocyanates a) étant des diisocyanates ou polyisocyanates aromatiques et les composés b) contenant au moins un polyol acrylique.

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