Title:
【発明の名称】抽出方法、薬剤成分および美容成分
Document Type and Number:
Japanese Patent JP2002518337
Kind Code:
A
Abstract:
A compound is extracted from vegetable material, wherein the vegetable material is reduced and treated with a solvent. According to the invention, the vegetable material is frozen using a liquid nitrogen and in frozen condition reduced in size. According to two important embodiments, the vegetable material comes from the ginkgo tree, in particular fresh leaves, and water is used as a solvent. The invention also relates to a pharmaceutical preparation and a cosmetic preparation comprising as active component a compound obtained by the method according to the invention.
Inventors:
Louis Uten, Henry, Marie
Application Number:
JP2000554383A
Publication Date:
June 25, 2002
Filing Date:
June 18, 1999
Export Citation:
Assignee:
Zenobiosis
International Classes:
A01N43/08; A61K8/00; A61K8/97; A61K31/35; A61K31/44; A61K8/96; A61K31/48; A61K36/00; A61K36/11; A61K36/16; A61P17/00; A61Q19/00; B01D11/00; B01D11/02; C07D407/00; C07D498/00; (IPC1-7): A61K35/78; A61K7/00; A61K7/48; B01D11/00
Domestic Patent References:
| JPH08208496A | 1996-08-13 | |||
| JPS63502090A | 1988-08-18 | |||
| JPH07138171A | 1995-05-30 | |||
| JPH0690723A | 1994-04-05 |
Foreign References:
| WO1996020176A1 | 1996-07-04 |
Attorney, Agent or Firm:
Yoshihiro Morimoto