Copolyesters containing 2,2',6,6'-tetramethylbiphenyl-4,4'-dicar

Details Copolyesters containing 2,2',6,6'-tetramethylbiphenyl-4,4'-dicar Copolyesters containing 2,2',6,6'-tetramethylbiphenyl-4,4'-dicar

1975-10-15

1977-07-12

Phynes, Lucille M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C08G 6318

Patent

active

040353427

ABSTRACT:
This invention relates to a new family of resins which are essentially linear copolyesters comprising units of a polyhydric alcohol component comprising at least one dihydric alcohol moiety and a dicarboxylate component wherein said dicarboxylate component comprises terephthalate moieties and 2,2' ,6,6'-tetramethylbiphenyl-4,4'-dicarboxylate moieties in a range of mole ratios of from 19:1 to 1:19.

REFERENCES:
patent: 3257452 (1966-06-01), LeBlanc
Nomura et al., Journ. Chem. Soc. (B), 1970 pp. 956-960.

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