Copolyesters from ether-containing glycols and acids

Details Copolyesters from ether-containing glycols and acids Copolyesters from ether-containing glycols and acids

1984-05-21

1985-05-21

Lee, Lester L.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528176, 528193, 528194, 528206, 528208, 528209, 528288, 528290, 528291, 528292, 528293, 528294, 528295, C08G 6366, C08G 6368

Patent

active

045187630

ABSTRACT:
Disclosed are polyesters prepared from hetero-atom-containing dicarboxylic acids and hetero-atom-containing diols. These polyesters have low permeability to oxygen and carbon dioxide and are useful in packaging applications such as for food and beverages.

REFERENCES:
patent: 4426512 (1984-01-01), Barbee et al.
patent: 4440922 (1984-04-01), Barbee et al.

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