Polyester carbonate from branched chain alkylidene dihydric phen

Details Polyester carbonate from branched chain alkylidene dihydric phen Polyester carbonate from branched chain alkylidene dihydric phen

1984-04-12

1985-10-15

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528193, 528194, 528196, 528204, C08G 6362

Patent

active

045475644

ABSTRACT:
Aromatic copolyester-carbonates derived from a carbonate precursor, at least one difunctional carboxylic acid or a reactive derivative thereof, and at least one branched alkylidene dihydric phenol represented by the general formula ##STR1## wherein: R and R' are independently selected from halogen and monovalent hydrocarbon radicals;

REFERENCES:
patent: 3169121 (1965-02-01), Goldberg
patent: 3317464 (1967-05-01), Conix
patent: 3351624 (1967-11-01), Conix
patent: 4304899 (1981-12-01), Mark et al.
patent: 4469861 (1984-09-01), Mark et al.

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