Manufacture of unsaturated polyesters

Details Manufacture of unsaturated polyesters Manufacture of unsaturated polyesters

C - Chemistry, Metallurgy

08

G

402/192

C08G 63/58 (2006.01)

Patent

CA 1047688

MANUFACTURE OF UNSATURATED POLYESTERS Abstract of the Disclosure This invention relates to a non-catalytic process for the manufacture of curable unsaturated polesters comprising reacting (I) maleic anhydride with a polyhydric alcohol which may be a dihydric alcohol or a combination of a dihydric alcohol and a polyhydric alcohol containing three or more hydroxyl groups, and (2) further reacting the intermediate ester so-formed with a dibasic acid anhydride and an oxirane compound.

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