Patent ID: 7129291

Claim:
A flame retardant polyurethane composition produced by the process consisting of mixing and reacting the following components: Component B consisting of (A) urea and/or urea condensates, in the amount of 50 to 200 parts by weight; (B) soy oil, in the amount of 50 to 200 parts by weight; (C) water, in the amount of 0 to 200 parts by weight; (D) blowing agent, in the amount of 0 to 50 parts by weight; (E) urethane catalyst, in the amount of 0 to 20 parts by weight; (F) carbonization auxiliaries, in the amount of 0 to 50 parts by weight; (G) surfactant, 0 to 20 parts by weight; (H) compound with an active hydrogen that will react with a polyisocyanate, in the amount of 0 to 100 parts by weight; Component A consisting of: (I) polylsocyanate, selected from the group consisting of 4,4 diphenylmethane diisocyanate 2,4 diphenylmethane diisocyanate and mixtures thereof, in the amount of 50 to 400 parts by weight; Component A and Component B are mixed and reacted.