Process for the decaffeination of coffee

Details Process for the decaffeination of coffee Process for the decaffeination of coffee

1973-05-25

1981-04-07

Sever, Frank

Food or edible material: processes, compositions, and products

Processes

Separating a starting material into plural different...

426427, A23P 100

Patent

active

042606390

ABSTRACT:
A process for the decaffeination of coffee which comprises contacting the coffee with moist carbon dioxide in the supercritical state to effect removal of caffeine therefrom and recovering a substantially decaffeinated coffee. Preferred conditions for contact of the moist carbon dioxide are a temperature within the range of 40.degree.-80.degree. C., a pressure within the range of 120-180 atmospheres and a contact time of from 5 to 30 hours.

REFERENCES:
patent: 1640648 (1927-08-01), Cross
patent: 3418134 (1968-12-01), Rooker
patent: 3806619 (1974-04-01), Zosel
patent: 3843824 (1974-10-01), Roselius et al.

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