Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1990-07-19
1992-06-30
Siedleck, James J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525 56, 525933, 525 60, C08F 1606, C08F11606, C08F21606
Patent
active
051264013
ABSTRACT:
A blenad consisting ethylene vinyl alcohol copolymer and a polyamide blend of an amorphous polyamide and a semicrystalline polyamide which is miscible with the amorphous polyamide but substantially immiscible with the vinyl alcohol copolymer exhibits good mechanical and barrier properties as well as good resistance to thermal degradation.
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patent: 4990562 (1991-02-01), Chou et al.
07/301,473, Chou, Jan. 26, 1989.
Clark William H.
E. I. Du Pont de Nemours and Company
Siedleck James J.
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