C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/309
C08G 61/12 (2006.01) C08L 65/00 (2006.01)
Patent
CA 1247289
TITLE COPOLYETHERKETONES ABSTRACT Novel copolyetherketones derived from diphenyl ether and aromatic diacids or diacid halides are disclosed where the diphenyl ether is present in a molar excess relative to the diacid or diacid halide of about 2 to 8%. The copolyetherketones may be shaped into articles using, for example, extrusion, injection molding, compression molding and sintering techniques. Such articles include films, tapes, filaments, mechanical and electrical parts and coatings. AD-5497
523480
E. I. Du Pont de Nemours And Company
Mccallum Brooks & Co.
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