Hydrocarbon blown rigid polyurethane foams having improved...

Details Hydrocarbon blown rigid polyurethane foams having improved... Hydrocarbon blown rigid polyurethane foams having improved...

C - Chemistry, Metallurgy

08

G

C08G 18/38 (2006.01) C08G 18/42 (2006.01) C08J 9/00 (2006.01) C08J 9/14 (2006.01) C08K 5/51 (2006.01) C08K 5/521 (2006.01)

Patent

CA 2329667

Rigid polyurethane or urethane modified polyisocyanurate foams having improved flame resistance are disclosed. The foams are prepared from a composition containing (a) an isocyanate, (b) an isocyanate reactive composition, (c) a hydrocarbon/water blowing agent and (d) a phosphorus material.

Mousses rigides de polyuréthanne ou de polyisocyanurate modifié par uréthanne présentant une résistance améliorée aux flammes. On prépare ces mousses à partir d'une composition contenant (a) un isocyanate, (b) une composition réactive avec isocyanate, (c) un agent soufflant à base d'hydrocarbures et d'eau et (d) un matériau à base de phosphore.

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