Polymerization process for polyester

Details Polymerization process for polyester Polymerization process for polyester

C - Chemistry, Metallurgy

08

F

400/3008

C08F 8/00 (2006.01) C08F 283/12 (2006.01) C08F 290/06 (2006.01) C08G 63/78 (2006.01) C08G 77/442 (2006.01) C08L 83/00 (2006.01)

Patent

CA 1264387

ABSTRACT OF THE DISCLOSURE A process for producing a polyester in a stable emulsion state, which comprises thermal polymerization of a bis(.omega.-hydroxyalkyl)terephthalate or an oligomer thereof in the form of finely divided particles dispersed in a silicone oil by using a graft polymer, as a dispersion stabilizer, constructed such that either the stem or branch thereof is a polyorganosiloxane and the other is an acrylic polymer constituted of a monomer selected from the group consisting of acrylic acid, methacrylic acid, and esters of acrylic and methacrylic acids.

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