C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/187, 402/301
C08G 63/06 (2006.01) C08G 63/60 (2006.01) C08G 63/66 (2006.01) C08G 63/68 (2006.01) C08L 67/04 (2006.01)
Patent
CA 1188847
ABSTRACT OF THE DISCLOSURE There is disclosed an aromatic, melt- processible, fiber-forming (co)polyester of a specified formula having recurring hydroxy-acid units bonded to a specified tie-point moiety, 2-4 different recurring hydroxy acid units being present and one being present in from about 20-80 mole percent while the other different recurring unit(s) are present in a total of from about 80-20 mole percent. There are also disclosed fibers and other shaped articles made therefrom. Some of the disclosed (co)polyesters are mesogenic.
417173
E. I. Du Pont de Nemours And Company
Mccallum Brooks & Co.
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