Hot water/superheated steam-resistance EVOH barrier films

Details Hot water/superheated steam-resistance EVOH barrier films Hot water/superheated steam-resistance EVOH barrier films

1992-11-24

1993-12-28

Seidleck, 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 59, 525 66, 525240, 428516, 428520, C08L 2902, C08L 2312, C08L 7702

Patent

active

052740307

ABSTRACT:
Hot water and superheated steam resistant barrier films, well adopted as packaging materials, e.g., for perishable comestibles, notably foodstuffs, at least in part include at least one layer of a polymer alloy comprising (a) at least one ethylene-vinyl alcohol (EVOH) copolymer, (b) at least one polypropylene and (c) a compatibilizing amount of at least one compatibilizing agent therefor.

REFERENCES:
patent: 3975463 (1976-08-01), Hirata et al.
patent: 5061751 (1991-11-01), Patton

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