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Title:
HYDROGEL COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2016/104644
Kind Code:
A1
Abstract:
The invention relates to a hydrogel composition having exceptional gel stability exhibiting an exceptional sensation on application. Specifically, the invention is a hydrogel composition containing components (A) through (D): (A) 50-90% by mass of water, (B) an anionic water-soluble polymer compound containing 80% by mass or more of carboxymethylcellulose or a salt thereof, (C) a crosslinking agent for forming ionic crosslinks with anionic functional groups, and (D) 2.5-8% by mass of a nonionic water-soluble polymer compound shown by general formula (1).

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Inventors:
KAKINUKI KENICHI (JP)
Application Number:
PCT/JP2015/086099
Publication Date:
June 30, 2016
Filing Date:
December 24, 2015
Export Citation:
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Assignee:
KAO CORP (JP)
International Classes:
A61K8/02; A61K8/26; A61K8/73; A61K8/81; A61K9/70; A61K47/04; A61K47/32; A61K47/38; A61Q19/00
Domestic Patent References:
WO2007034736A12007-03-29
WO2004078165A12004-09-16
WO2013012000A12013-01-24
WO2010114121A12010-10-07
Foreign References:
JP2003093434A2003-04-02
JP2002234819A2002-08-23
JP2005225837A2005-08-25
JP2008238556A2008-10-09
JP2007126397A2007-05-24
JP2012188429A2012-10-04
JP2014031323A2014-02-20
JP2003192581A2003-07-09
Other References:
See also references of EP 3238692A4
Attorney, Agent or Firm:
THE PATENT CORPORATE BODY ARUGA PATENT OFFICE (JP)
Patent business corporation Alga patent firm (JP)
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