Process for extracting caffeine from solutions thereof in carbon

Food or edible material: processes – compositions – and products – Processes – Separating a starting material into plural different...

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426427, 544274, A23F 520

Patent

active

043649653

ABSTRACT:
Extraction of caffeine from solutions thereof is accomplished with carbon dioxide under high pressure, using adsorbents which combine a high adsorption capacity for caffeine with such hydrophilic properties that the caffeine-laden adsorbent can be regenerated using water only.

REFERENCES:
patent: 3879569 (1975-04-01), Vetzbum et al.
patent: 4031251 (1977-06-01), Margolis

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