AROMA RECOVERY FROM THE THERMAL HYDROLYSIS OF SPENT GROUNDS

The present invention relates to a process to recover beneficial coffee volatiles such as diacetyl and acetaldehyde from an aroma stream generated by the thermal hydrolysis of spent grounds. The aroma stream is passed over a bed of a non-polar microporous adsorbent and effluent is collected until br...

Full description

Saved in:
Bibliographic Details
Main Authors JASOVSKY, GEORGE A, CALE, KENNETH W, IMURA, NAOTO, KATZ, SAUL N
Format Patent
LanguageEnglish
French
Published 03.08.1999
Edition6
Subjects
COFFEE
FOODS OR FOODSTUFFS
HUMAN NECESSITIES
MANUFACTURE, PREPARATION, OR INFUSION THEREOF
TEA
THEIR SUBSTITUTES
THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Online AccessGet full text

Cover

More Information
Summary:The present invention relates to a process to recover beneficial coffee volatiles such as diacetyl and acetaldehyde from an aroma stream generated by the thermal hydrolysis of spent grounds. The aroma stream is passed over a bed of a non-polar microporous adsorbent and effluent is collected until breakthrough of furfural is detected. The invention also relates to the composition of the recovered/purified coffee aroma and to soluble coffee products containing the coffee aroma.
Bibliography:Application Number: CA19902008111