Production of aromatic amorphous thermoplastic polymers

C - Chemistry – Metallurgy – 08 – G

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402/319, 402/33,

C08G 65/40 (2006.01) C08G 75/20 (2006.01) C08G 75/23 (2006.01)

Patent

CA 1297223

ABSTRACT The method of preparing a thermoplastic polyarylether polymer which comprises reacting a first monomer composi- tion comprising an activated dihalobenzenoid compound and a dihydroxydiphenyl aliphatic monomer in a molar ratio of dihalobenzenoid compound to dihydroxybenzenoid compound of at least 1.2 to 1, adding to the product a second monomer composition comprising a dihydroxybenzenoid compound com- prising at least one compound which is free of aliphatic moieties and polymerizing.

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