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US 6,274,187 B1Granted
Aqueous tea extract concentrate stable at ambient temperature
AssigneeThomas J. Lipton Co., Division of Conopco, Inc.
InventorsGregg Lance Lehmberg, Sheng Xue Ma
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Abstract
A stable tea concentrate of about 50% to about 70% tea solids is prepared by aqueous extraction.
Claims4
An aqueous tea concentrate having at least about 50% tea solids being stable with less than 1 mm of precipitate for at least about three months at ambient temperature.
A process for physically stabilizing a tea concentrate for at least about 3 months comprising:
- (i) extracting tea leaves with water
- (ii) polishing the extract
- (iii) concentrating the polished extract to a concentration of about 50% to about 70% tea solids
- (iv) pasteurizing the polished extract;
- and
- (v) storing said concentrate at ambient temperature for a period of 21 days to three months.
3 more elements
Dependencies are inferred from the claim text.