Title:
GINKGO BILOBA LEAF EXTRACT PARTICLE AND PREPARATION METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/037735
Kind Code:
A1
Abstract:
Provided are a ginkgo biloba leaf extract particle and a preparation method and application thereof. Preferred preparation steps and conditions thereof are used to obtain a ginkgo biloba leaf extract particle of good quality. Compared with a ginkgo biloba leaf extract particle prepared by a conventional method, the ginkgo biloba leaf extract particle of the present invention has stable quality, a low failure rate, and the ginkgo biloba leaf extract particles obtained from different batches are consistent. Specifically, the amount of ginkgolic acid in the ginkgo biloba leaf extract particle of the present invention is effectively controlled, so as to avoid the use of a ginkgolic acid-rich raw material in the the ginkgo biloba leaf extract particle, thereby effectively increasing the safety of the ginkgo biloba leaf extract particle. The ginkgo biloba leaf extract particle prepared by the method also has excellent properties with respect to taste, bitterness, stability, high-temperature resistance, and moldability.
Inventors:
WEI YAFANG (CN)
GAO QI (CN)
SHEN QIN (CN)
WANG JUN (CN)
ZHANG XUEYI (CN)
LI CUNFA (CN)
ZHU GUOQIN (CN)
GAO QI (CN)
SHEN QIN (CN)
WANG JUN (CN)
ZHANG XUEYI (CN)
LI CUNFA (CN)
ZHU GUOQIN (CN)
Application Number:
PCT/CN2018/105255
Publication Date:
February 27, 2020
Filing Date:
September 12, 2018
Export Citation:
Assignee:
SPH XING LING SCI & TECH PHARMACEUTICAL CO LTD (CN)
International Classes:
A61K36/16; A61K9/16; A61P9/14
Domestic Patent References:
| WO2005092324A1 | 2005-10-06 |
Foreign References:
| CN1977868A | 2007-06-13 | |||
| CN106420849A | 2017-02-22 | |||
| CN1508542A | 2004-06-30 | |||
| CN101628003A | 2010-01-20 | |||
| US5389370A | 1995-02-14 | |||
| US5399348A | 1995-03-21 |
Attorney, Agent or Firm:
J.Z.M.C. PATENT AND TRADEMARK LAW OFFICE (GENERAL PARTNERSHIP) (CN)
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