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Title:
EXTRACTION METHOD FOR INDUSTRIAL CANNABIS SATIVA L. FULL-SPECTRUM OIL
Document Type and Number:
WIPO Patent Application WO/2024/088288
Kind Code:
A1
Abstract:
The present invention relates to an extraction method for an industrial Cannabis sativa L. full-spectrum oil. The extraction method comprises: decarboxylating industrial Cannabis sativa L. by using a microwave drying device, then performing extraction with supercritical carbon dioxide to obtain an extract, and subjecting the extract to a step of winterization and dewaxing, and separating same by using preparative chromatography to obtain an industrial Cannabis sativa L. full-spectrum oil. The industrial Cannabis sativa L. full-spectrum oil prepared according to the method disclosed in the present invention does not require a decolorization step for removing chlorophyll, and the obtained industrial Cannabis sativa L. full-spectrum oil has a high CBD yield and a high CBD content, and has THC having a mass percentage of 0.1% or below.

Inventors:
ZHANG SHUNNAN (CN)
YANG YUEWU (CN)
XU RUIQUAN (CN)
LIN JIANPING (CN)
CHEN YANWU (CN)
MA XIAOYAN (CN)
CHEN QINGCHUANG (CN)
MA JUN (CN)
LI HAINAN (CN)
LIU WENJUN (CN)
LI SHAN (CN)
YAN KAIJING (CN)
SHA SUOJIE (CN)
CAI JINYONG (CN)
WU PENG (CN)
Application Number:
PCT/CN2023/126368
Publication Date:
May 02, 2024
Filing Date:
October 25, 2023
Export Citation:
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Assignee:
YUNNAN MAYE BIOTECHNOLOGY CO LTD (CN)
International Classes:
C07C37/68; C07C37/70; C07C37/72; C07C37/82; C07C39/23
Foreign References:
CN113754518A2021-12-07
CN113817541A2021-12-21
CN111808670A2020-10-23
CN112661613A2021-04-16
CN112661612A2021-04-16
CN111978157A2020-11-24
Attorney, Agent or Firm:
BEIJING JOYSHINE INTELLECTUAL PROPERTY OFFICE (CN)
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