Polybenzazole fiber having high tensile modulus and process of m

Details Polybenzazole fiber having high tensile modulus and process of m Polybenzazole fiber having high tensile modulus and process of m

1998-06-16

2000-03-21

Edwards, Newton

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

428394, B02G 300

Patent

active

060400501

ABSTRACT:
A polybenzazole fiber obtained through heat treatment, which has a high tensile modulus of not less than 300 GPa and a tensile strength of not less than 5.0 GPa, said fiber being characterized by an X-ray analysis by a fine structure thereof of at least one of the following (1) and (2):

REFERENCES:
patent: 5296185 (1994-03-01), Chau et al.
patent: 5385702 (1995-01-01), Mills et al.
patent: 5772942 (1998-06-01), Teramotol
Patent Abstracts of Japan, vol. 97, No. 004, (Toyobo Co. Ltd.), published Oct. 12, 1996, abstract only.

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