Process for producing shaped articles of polyoxadiazoles

Details Process for producing shaped articles of polyoxadiazoles Process for producing shaped articles of polyoxadiazoles

1976-12-09

1980-05-27

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

2642893, 2642107, D01D 512

Patent

active

042050383

ABSTRACT:
A method of making a drawn filament from a hot drawable poly-phenylene-1,3,4-oxadiazole having p-phenylene radicals or p- and m-phenylene radicals, with substituted bromine, wherein a solution of the polymer is dry jet wet spun into a coagulant, and the undrawn filament stretched at least 6 times, at least two times at a temperature of at least 350.degree. C.

REFERENCES:
patent: 3966686 (1976-06-01), Asakara et al.
patent: 3993625 (1976-11-01), Kuvihara et al.
patent: 4035465 (1977-07-01), Brydon
patent: 4046731 (1977-09-01), Mortimer et al.

Affiliated with

Also associated with

Rating

Process for producing shaped articles of polyoxadiazoles does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for producing shaped articles of polyoxadiazoles, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for producing shaped articles of polyoxadiazoles will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1119540