C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 63/00 (2006.01)
Patent
CA 2642126
The present technology relates to methods and compositions for preparing all water blown spray polyurethane foams by reacting an aromatic polymeric polyisocyanate with a polyol blend. The polyol methods and compositions of the present technology comprises a polyol component, water, a cell opening agent, and a non-reactive diluent. Polyurethane foams prepared according to the present technology meet the physical and processing requirements stipulated by the industry.
La présente invention concerne des procédés et des compositions destinés à la préparation de mousses de polyuréthane à pulvériser, gonflées uniquement à l'eau par réaction d'un polyisocyanate polymérique aromatique avec un mélange de polyol. Les procédés et compositions de polyol selon la présente invention comprennent un composant polyol, de l'eau, un agent d'ouverture cellulaire et un diluant non réactif. Les mousses de polyuréthane préparées selon la présente invention remplissent les exigences physiques et de traitement stipulées par l'industrie.
Bayer Materialscience Llc
Mbm Intellectual Property Law Llp
Stepan Company
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