Back to results
US 8,574,655 B2Granted
Packaged beverage with caffeine-containing catechin composition
AssigneeKao Corporation
InventorsYoshikazu Ogura, Susumu Ohishi, Masahiro Fukuda, Hirokazu Takahashi, Eri Itaya, Atsushi Konishi
Life of this patent
Estimating the term…
Abstract
A process for selectively removing caffeine from a caffeine-containing catechin composition, which includes dissolving the caffeine-containing catechin composition in a 9/1 to 1/9 by weight mixed solution of an organic solvent and water, and then bringing the resultant solution into contact with activated carbon alone or with activated carbon and also acid clay or activated clay; and a packaged beverage containing such a decaffeinated composition.
Claims18
A packaged beverage, wherein:
- said packaged beverage comprises from 0.092 to 0.5 wt % of non-polymer catechins, and has
- (a) a content of gallates in said non-polymer catechins of from 45 to 60 wt %,
- (b) a weight ratio of said non-polymer catechins to caffeine of from 8 to 40,
- (c) a weight ratio of said non-polymer catechins to (sucrose+glucose) of from 2 to 15, and
- (d) dietary fibers amount to 0.5 wt % or less of a solid content.
2 more elements
Dependencies are inferred from the claim text.