Amorphous polyamide having excellent oxygen barrier properties f

Details Amorphous polyamide having excellent oxygen barrier properties f Amorphous polyamide having excellent oxygen barrier properties f

1989-07-21

1991-01-08

Anderson, Harold D.

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

Synthetic resins

From carboxylic acid or derivative thereof

528338, 528340, 528347, C08G 6926

Patent

active

049837192

ABSTRACT:
An amorphous polyamide resin is provided having the combined properties of a high glass transition temperature and excellent oxygen barrier properties. The polyamide is obtained from the reaction products of para-xylylene diamine, adipic acid and isophthalic acid, and finds particular utility as a container layer for hot fill packaging of fruit juices.

REFERENCES:
patent: 3426001 (1969-02-01), Ridgway
patent: 4018746 (1977-04-01), Brinkmann et al.
patent: 4482695 (1984-11-01), Barbee et al.
patent: 4640973 (1987-02-01), Davis et al.

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