| abstract |
An object of the present invention is to provide a polyurethane resin composition which exhibits excellent elongation (flexibility) and exhibits excellent compatibility, hardness, moisture resistance and heat dissipation (thermal conductivity). . A polyurethane resin composition comprising a hydroxyl group-containing compound (A), a polyisocyanate compound (B), a plasticizer (C) and an inorganic filler (D), The hydroxyl group-containing compound (A) contains a polybutadiene polyol (A-1), and the polyisocyanate compound (B) is an isocyanurate modified product of hexamethylene diisocyanate (B-1) and 4,4′-diphenylmethane. A polyurethane resin composition comprising a hydrogenated diisocyanate (B-2). [Selection figure] None |