METHOD OF PREPARING OF HYDROXYL-CONTAINING FORMED POLYURETHANE FOAM Russian patent published in 1994 - IPC

FIELD: polymeric materials. SUBSTANCE: for preparing of hydroxyl-containing component polyhydroxyethylenetriol with mol. mass 4500-6000, organosilicon foam regulating agent, tertiary amine containing hydroxyl groups are mixed with water for time sufficient for water concentration leveling in hydroxyl-containing component. Method is used for production of elastic formed polyurethane foam utilized in furniture and automobile industry. EFFECT: improved method of polyurethane foam preparing. 3 cl, 1 tbl