Preparation of polyarylates

Details Preparation of polyarylates Preparation of polyarylates

C - Chemistry, Metallurgy

08

G

402/187

C08G 63/68 (2006.01) C08G 63/19 (2006.01) C08G 63/40 (2006.01)

Patent

CA 1131391

11,921-1 PREPARATION OF POLYARYLATES ABSTRACT OF THE DISCLOSURE High molecular weight, thermally stable poly- arylates are prepared directly from dihydric phenols, aromatic dibasic acids and a chlorinating agent without isolating an acyl halide intermediate. An organic phosphite can be added to reduce color formation. SPECIFICATION

328964

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