초록 ▼

A process for the preparation of a powdered black tea extract which comprises contacting black tea leaves with water which has previously been infused at ambient temperature with another vegetable material, maintaining at ambient temperature for a time sufficient to achieve good contact of the tea l

A process for the preparation of a powdered black tea extract which comprises contacting black tea leaves with water which has previously been infused at ambient temperature with another vegetable material, maintaining at ambient temperature for a time sufficient to achieve good contact of the tea leaves with the water, heating to a temperature of at least 60°C., afterwards separating the aqueous extract from the solid material and finally drying the aqueous extract.

대표청구항 ▼

A process for the preparation of a powdered black tea extract which is readily and completely soluble in cold water which comprises: (a) contacting herb tea selected from the group consisting of Hibiscus flowers, Rosehips, Peppermint and Orange blossoms with water at ambient temperature for a period

A process for the preparation of a powdered black tea extract which is readily and completely soluble in cold water which comprises: (a) contacting herb tea selected from the group consisting of Hibiscus flowers, Rosehips, Peppermint and Orange blossoms with water at ambient temperature for a period of at least 5 minutes to form an infusion; (b) separating the infusion from the herb tea; (c) adding the herb tea infusion to black tea leaves at ambient temperature for a period of time sufficient to achieve good contact of the tea leaves with the water to form an aqueous tea extract/tea leaf mixture; (d) heating the mixture to a temperature of at least 60°C.; (e) separating the aqueous tea extract from the extracted black tea leaves; and then (f) drying the aqueous extract; wherein the amount of herb tea employed in step (a) is from 5 to 35% by weight based on the weight of black tea employed in step (c).