Polymers from phenylterephthalic acid

Details Polymers from phenylterephthalic acid Polymers from phenylterephthalic acid

1979-12-10

1981-10-13

Schain, _Howard E.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

264176F, 528190, 528193, 528194, C08G 6318

Patent

active

042949556

ABSTRACT:
Melt-spinnable anisotropic-melt-forming aromatic polyesters are prepared from phenylterephthalic acid or mixtures thereof with one or more selected aromatic dicarboxylic acids and one or more selected aromatic diols. The tenacity of as-spun filaments from these polyesters can be increased by heat treatment.

REFERENCES:
patent: 3160603 (1964-12-01), Holub
patent: 3723388 (1973-03-01), Bell et al.
patent: 4065432 (1977-12-01), Frazer
patent: 4118372 (1978-10-01), Schaefgen
patent: 4153779 (1979-05-01), Jackson, Jr. et al.
patent: 4156070 (1979-05-01), Jackson, Jr. et al.
patent: 4156070 (1979-05-01), Jackson, Jr. et al.
patent: 4159365 (1979-06-01), Payet
patent: 4183895 (1980-01-01), Luise
Chem. Abstracts, vol. 49, (1954), 5396g, from Annalen 586, 138-146 (1954).

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