Method of removing caffeine from caffeine-containing...

Details Method of removing caffeine from caffeine-containing... Method of removing caffeine from caffeine-containing...

2011-02-08

2011-02-08

Weier, Anthony (Department: 1781)

Food or edible material: processes, compositions, and products

Products per se, or processes of preparing or treating...

Beverage or beverage concentrate

C426S422000, C426S423000, C426S424000

Reexamination Certificate

active

07883734

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.

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