Resin composition and food packaging materials formed therefrom

Details Resin composition and food packaging materials formed therefrom Resin composition and food packaging materials formed therefrom

1992-07-24

1993-12-14

Hoke, Veronica P.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524320, 524386, 524388, 428334, 426106, 426118, 426130, C08K 506, C08K 505

Patent

active

052703720

ABSTRACT:
Food packaging-use formed articles including at least one layer of a 3 to 90 microns thickness which comprises a composition consisting of (A) polyvinyl alcohol resin having a degree of saponification of 60 to 95 mole % (A) and (B) a hydroxy containing compound falling within the range of from 3 weight parts of (B) to 100 weight parts of (A) to the saturated solubility of (B) in (A) and having a carbon dioxide/oxygen solubility ratio (SCO.sub.2 /SO.sub.2) of 30 or higher.

REFERENCES:
patent: 4206101 (1980-06-01), Wysong
"Structure of the Hydrogels Obtained by Blending Poly(vinyl alcohol) with Alginic Acid and Repeated Freezing and Thawing", Kobunshi Ronbunshu, 48(1991), No. 12, pp. 775-780, Tokyo, Japan.

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