[EN] HIGH STRENGTH POLYURETHANE FOAM COMPOSITIONS AND METHODS<br/>[FR] COMPOSITIONS DE MOUSSE DE POLYURÉTHANE À HAUTE RÉSISTANCE ET PROCÉDÉS
申请人:NOVOMER INC
公开号:WO2014074706A1
公开(公告)日:2014-05-15
Disclosed are high strength polyurethane foam compositions and methods of making them. In one aspect, the inventive polyurethane foams include strength enhancing additives comprising one or more polycarbonate polyols derived from the copolymerization of CO2 and one or more epoxides. In one aspect, the inventive methods include the step of substituting a portion of the polyether polyol in the B-side of a foam formulation with one or more polycarbonate polyols derived from the copolymerization of CO2 and one or more epoxides.