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Title:
WATER-SOLUBLE HYALURONIC ACID GEL AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2015/002091
Kind Code:
A1
Abstract:
[Problem] To provide a water-soluble hyaluronic acid gel which does not contain a large amount of an organic solvent, and wherein hyaluronic acid is not chemically modified. [Solution] A water-soluble hyaluronic acid gel which contains hyaluronic acid, a polyhydric alcohol, an acid, and 0-10% by mass of a water-soluble organic solvent.

Inventors:
YONETO KUNIO (JP)
Application Number:
PCT/JP2014/067199
Publication Date:
January 08, 2015
Filing Date:
June 27, 2014
Export Citation:
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Assignee:
RITAPHARMA CO LTD (JP)
International Classes:
A61K8/73; A61K8/02; A61K8/24; A61K8/34; A61K9/70; A61K31/728; A61K47/10; A61K47/36; A61P17/16; A61Q19/00; C08B37/08; C08L5/00
Domestic Patent References:
WO2001057093A12001-08-09
WO1999010385A11999-03-04
WO2006051950A12006-05-18
WO2001057093A12001-08-09
Foreign References:
JP2009102228A2009-05-14
JP2002212047A2002-07-31
JPH09110680A1997-04-28
JP2014024828A2014-02-06
JPH0558881A1993-03-09
JPH0665048A1994-03-08
JPH11509256A1999-08-17
JPH08143604A1996-06-04
JPH0558881A1993-03-09
US20060110352A12006-05-25
JP2011136936A2011-07-14
US10639266B22020-05-05
US201414892282A2014-06-27
Other References:
See also references of EP 3017808A4
Attorney, Agent or Firm:
Yamada, Iichiro et al. (JP)
Yamada 威 1 郎 (JP)
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