Stock material or miscellaneous articles – Hollow or container type article – Polymer or resin containing
Patent
1993-09-03
1994-06-07
Buffalow, Edith
Stock material or miscellaneous articles
Hollow or container type article
Polymer or resin containing
426106, 426118, 428522, 428334, B29D 2200
Patent
active
053188128
ABSTRACT:
Food packaging-use formed articles including at least one layer of a 3 to 90 microns thickness which comprises a composition consisting of polyvinyl alcohol resin having a degree of saponification of 60 to 95 mole % (A) and a compound elected from a group of alkylene glycol polymer, etc. 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.
Furthermore, a resin composition consisting of the aforementioned (A), (B) and a saponified ethylene/vinylacetate copolymer resin (C) wherein the blending ratio of (B) is 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 the blending ratio of (C) being 20 to 50 weight parts of (C) to 100 weight parts of an aggregate of (A) and (C), and food packaging-use melt extruded articles containing at least one layer comprising the aforementioned composition.
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.
Funabashi Shinichiro
Hirose Kazuhiko
Hisazumi Nobuyuki
Ohba Hiroyuki
Tanaka Hideaki
Buffalow Edith
Kureha Chemical Industry Company, Ltd.
LandOfFree
Resin composition and food packaging materials formed therefrom does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Resin composition and food packaging materials formed therefrom, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Resin composition and food packaging materials formed therefrom will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-791644