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US 8,785,700 B2Granted
Alcohol concentration method
AssigneeNissin Foods Holdings Co., Ltd.
InventorKunio Yamauchi
Life of this patent
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Abstract
The present invention relates to an alcohol concentration method which comprises sealing in an alcohol aqueous solution by a laminate formed by extrusion lamination of polyethylene terephthalate onto at least one surface of an air permeable film-shaped substrate; and storing the alcohol aqueous solution in the laminate for a predetermined period of time, whereby the alcohol in the alcohol aqueous solution can be concentrated easily and conveniently.
Claims6
An alcohol concentration method, including following steps of:
- sealing in an alcohol-containing aqueous solution by a laminate formed by extrusion lamination of polyethylene terephthalate onto at least one surface of an air permeable film-shaped substrate;
- and
- storing the alcohol-containing aqueous solution in the laminate for a predetermined period of time.
Dependencies are inferred from the claim text.