Film coating agent

Details Film coating agent Film coating agent

2001-12-18

2009-06-02

Weber, Jon (Department: 1657)

Drug, bio-affecting and body treating compositions

Extract or material containing or obtained from a...

C426S106000

Reexamination Certificate

active

07541037

ABSTRACT:
The present invention provides a coating agent, wherein an oxygen-barrier property enhancer, which is one or more of glucose, mannose, maltose, trehalose, fructose, raffinose, arabinose, nigerooligosaccharide, lactose, D-glucono-1,5-lactone, arginine hydrochloride, ferrous sulfate, sodium dihydrogen phosphate, mannitol, Palatinit, and vitamin C, is added to acid-treated yeast cell wall fractions consisting of cell residue obtained by removing the internal soluble cell components of enzyme-treated yeast, the residue being treated with an acidic aqueous solution to further remove the solubilized components, and which enables a film being formed by coating with the coating agents for an oxygen permeability test by using the coating agent to attain at 23° C. and relative humidity of 60% an oxygen permeability coefficient of<0.1 cm3mm/m2atm 24 hr.

REFERENCES:
patent: 08-041218 (1996-02-01), None
patent: 2000-044878 (2000-02-01), None
patent: 2002-53807 (2002-02-01), None
English Translation of JP 08-041218, “Film with gas barrier property and a method for producing the same,” Kureha Chem. Inc. Co., Ltd., pp. 1-35.

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