Process for preparing a flexible polyurethane foam

Details Process for preparing a flexible polyurethane foam Process for preparing a flexible polyurethane foam

C - Chemistry, Metallurgy

08

G

C08G 18/10 (2006.01) C08G 18/40 (2006.01) C08G 18/48 (2006.01) C08G 18/76 (2006.01)

Patent

CA 2190583

Process for preparing a flexible foam by reacting a polyisocyanate composition having an NCO value of 11-22 % by weight with an isocyanate-reactive compound having a number average molecular weight of 1000-12000 using water as blowing agent.

Procédé de préparation d'une mousse souple consistant à faire réagir une composition à base de polyisocyanates, possédant une valeur isocyanate (NCO) comprise entre 11 et 22 % en poids, avec un composé réagissant aux isocyanates et possédant un poids moléculaire moyen au nombre compris entre 1000 et 12000, utilisant de l'eau en tant qu'agent porogène.

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