High purity aromatic polyesters

Details High purity aromatic polyesters High purity aromatic polyesters

C - Chemistry, Metallurgy

08

G

402/203, 337/82,

C08G 63/127 (2006.01) C08G 63/193 (2006.01) C08J 5/18 (2006.01) H01B 3/42 (2006.01) H01G 4/18 (2006.01)

Patent

CA 2015993

ABSTRACT This invention provides oligomer-free polyesters that consist essentially of repeating, interpolymerized units derived from isophthalic acid and/or terephthalic acid, and 9,9-bis-(4-hydroxyphenyl)-fluorene, a process for making such polyesters and articles comprising said polyesters such as electrical capacitors, optical films and fibers.

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