Thermotropic polyester-carbonates containing 2,2-dimethyl-1,3-pr

Details Thermotropic polyester-carbonates containing 2,2-dimethyl-1,3-pr Thermotropic polyester-carbonates containing 2,2-dimethyl-1,3-pr

1985-03-27

1986-09-16

Lee, Lester L.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528176, 528191, 528193, 528194, 528195, 528271, 528298, 528304, 528370, 528371, 528372, C08G 6364

Patent

active

046123628

ABSTRACT:
A thermotropic polyester carbonate containing aromatic diacyl moieties, aromatic dihydroxy moieties and carbonate moieties, wherein up to 50 mole percent of the aromatic dioxy moieties are replaced with aliphatic dihydroxy moiety, such as 2,2-dimethyl-1,3-propanediol.

REFERENCES:
patent: 3772405 (1973-11-01), Hamb
patent: 4067849 (1978-01-01), Chang
patent: 4381358 (1983-04-01), Rosenquist
patent: 4400491 (1983-08-01), Kafer et al.
patent: 4487917 (1984-12-01), Mark

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