Title: Process for recoverying eucalyptus oil
Application Number: 86108040 Application Date: 1986.12.06
Publication Number: 1019090 Publication Date: 1988.06.22
Approval Pub. Date: Granted Pub. Date: 1992.04.15
International Classifi-cation: A61K35/78,C11B13/00
Applicant(s) Name: Zhanjiang Medical College Address:
Inventor(s) Name: Jie Xinming, Li Bingqiang
Attorney & Agent: LI KAIYU
Abstract:
     An eucalyptol (cineole) is extracted from the substandard goods of eucalyptus oil (the so called dead eucalyptus"). The product can be applied as additive of medicines and flavours. The extractant is a mixture of 65% sulfuric acid and 85% phosphric acid in a definite ratio (v/v). It is again admixed in a definite ratio (v/v) with the dead eucalyptus". The extraction is performed twice at controlled temp., obtaining a 80-85% concentrate eucalyptus. The overall yield is no less than 20%.
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