Edible film and method of making same
AssigneeMitsubishi Rayon Co., Ltd.
InventorsHirofumi Ninomiya, Shoji Suzuki, Kazuhiro Ishii
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Abstract
Disclosed are heat-sealable edible films comprising at least a film layer containing a water-soluble polysaccharide as the principal component, or comprising at least (a) a film layer as described above and (b) a subfilm layer containing an alkali metal salt of casein, soybean protein or a combination of soybean protein and gelatin, as the principal component. Preferably, the water-soluble polysaccharide is composed chiefly of carrageenan and the film layer additionally contains a polyhydric alcohol. These edible films are useful in sealing or packaging powdery foods, granular foods, dry solid foods, oily foods and the like.
Claims11
A heat-sealable edible film comprising at least a film layer consisting essentially of (1) a water-soluble polysaccharide composed chiefly of carrageenan, (2) a polyhydric alcohol and (3) water, the film layer having a water content of not greater than 25% by weight, the weight ratio of the polyhydric alcohol to the water-soluble polysaccharide being in the range from 1:5 to 1:1.
Dependencies are inferred from the claim text.