Ester and halogen containing polyols

Details Ester and halogen containing polyols Ester and halogen containing polyols

C - Chemistry, Metallurgy

07

C

402/150, 260/472

C07C 69/80 (2006.01) C08G 18/42 (2006.01) C08G 18/46 (2006.01)

Patent

CA 1197259

ABSTRACT ESTER AND HALOGEN CONTAINING POLYOLS A normally liquid, flame retardant polyol ester prepared by a process comprising reacting a halogen containing anhydride of a dicarboxylic acid or a mixture of said anhydrides with a polyol selected from (a) 2-10 moles of an aliphatic diol or mixture of diols per mole of said anhydride or (b) an aliphatic diol, to obtain a substantially fully esterified halogen containing product in which the acid number does not exceed 10, with the optional removal of unreacted diol during the course of the reacting or subsequent to the reacting. This flame retardant polyol ester may be used in the preparation of polyurethanes or polyesters.

429705

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