Process for the preparation of polyester resin

Details Process for the preparation of polyester resin Process for the preparation of polyester resin

C - Chemistry, Metallurgy

08

G

C08G 63/85 (2006.01) C08G 63/181 (2006.01) C08G 63/20 (2006.01) C08G 63/80 (2006.01)

Patent

CA 2292986

A process for the preparation of aromatic polyester resins, in which the resin obtained from the polycondensation phase in the molten state conducted by utilising a titanium based compound as catalyst, is subjected to a solid state polycondensation reaction in the presence of a dianhydride of a tetracarboxylic acid.

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