Thermally stable, rigid polyesters from thermally stable, rigid

Details Thermally stable, rigid polyesters from thermally stable, rigid Thermally stable, rigid polyesters from thermally stable, rigid

1976-12-16

1978-04-18

Phynes, Lucille M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 75H, 56 79, C08G 6312

Patent

active

040850919

ABSTRACT:
Thermally stable, rigid dibasic acids of the formula ##STR1## where R is ##STR2## where R.sup.1 is arylene or substituted arylene, are used to prepare thermally stable, rigid polyesters of the formula ##STR3## WHERE R.sup.2 is arylene or substituted arylene, and n is at least 10.

REFERENCES:
patent: 3440221 (1969-04-01), Quisenberry
patent: 3477989 (1969-11-01), Zorn et al.
patent: 3511809 (1970-05-01), Hogsed et al.
patent: 3522217 (1970-07-01), Weimar

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