Stabilizer compositions for polyols and polyurethane foam

Details Stabilizer compositions for polyols and polyurethane foam Stabilizer compositions for polyols and polyurethane foam

C - Chemistry, Metallurgy

08

K

400/103, 403/34,

C08K 5/04 (2006.01) C08G 18/18 (2006.01) C08K 5/13 (2006.01) C08K 5/18 (2006.01) C08K 5/524 (2006.01) C09K 15/08 (2006.01)

Patent

CA 2008662

Polyether polyols and polyurethane foams are stabilized by including therein a stabilizer composition of 2,6-di-tert-butyl-4-sec-butylphenol and a reaction product of diisobutylene, styrene and diphenylamine wherein the ratio of the phenol to the reaction product is about 1:5 to 5:1. The stabilizer composition may further include trihydrocarbyl phosphite to stabilize the color of same.

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