Polyphosphoric acid as a stabilizer for polyurethane...

Details Polyphosphoric acid as a stabilizer for polyurethane... Polyphosphoric acid as a stabilizer for polyurethane...

C - Chemistry, Metallurgy

08

K

C08K 3/32 (2006.01) C08G 18/08 (2006.01) C08G 18/12 (2006.01) C08L 75/04 (2006.01) C09D 175/04 (2006.01)

Patent

CA 2227817

A method for stabilizing a composition containing an NCO functional compound which comprises adding to the composition a stabilizingly effective amount of polyphosphoric acid.

Méthode pour stabiliser une composition renfermant un composé avec fonction NCO; elle consiste à ajouter à cette composition une quantité d'acide polyphosphorique suffisante pour la stabiliser.

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