METHOD FOR EXTRACTION OF ESSENTIAL OIL FROM CLOVE TREE BUDS Russian patent published in 2019 - IPC C11B9/02 

Abstract RU 2696127 C1

FIELD: essential oils industry.

SUBSTANCE: invention relates to essential oil production. Method involves grinding clove buds, extracting the ground raw material with an organic solvent in a Soxhlet apparatus and evaporating the solvent. Organic solvent used is an easily boiling liquid – methyl ether of perfluorobutane at a raw material/solvent ratio of 1:4.5–9.0 wt/wt, extraction of the raw material is carried out for 1–5 hours, the obtained extract is evaporated under vacuum at 40 °C to obtain essential oil.

EFFECT: invention allows to develop ecologically clean method for extraction of essential oil from clove tree buds, which does not require complex equipment.

1 cl, 1 dwg, 3 tbl, 3 ex

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RU 2 696 127 C1

Authors

Bojko Nikolaj Nikolaevich

Zhilyakova Elena Teodorovna

Pisarev Dmitrij Ivanovich

Novikov Oleg Olegovich

Nefedova Liliya Vladimirovna

Dates

2019-08-01Published

2018-12-07Filed