Title:
安定性に優れた皮膚外用剤
Document Type and Number:
Japanese Patent JP5145221
Kind Code:
B2
Abstract:
Disclosed is an agent for skin external preparation which is hardly reduced in viscosity even when stored for a long period under extreme high temperature storage conditions and is therefore stable. The preparation is in an emulsion form, and comprises (1) an alginic acid polyol ester having an esterification degree ranging from 75 to 95% (e.g., alginic acid propylene glycol ester) and/or a salt thereof; (2) a polyvalent metal ion (e.g., a calcium ion); and (3) a 4-alkylresolcinol (e.g., 4-n-butylresolcinol) and/or a salt thereof.
Inventors:
Akamatsu Nao
Suzuki Masashi
Yuji Sakai
Suzuki Masashi
Yuji Sakai
Application Number:
JP2008522331A
Publication Date:
February 13, 2013
Filing Date:
April 24, 2007
Export Citation:
Assignee:
KURARAY CO.,LTD.
POLA Kasei Kogyo Co., Ltd.
POLA Kasei Kogyo Co., Ltd.
International Classes:
A61K8/37; A61K8/06; A61K8/34; A61K8/73; A61Q19/00
Domestic Patent References:
| JP2004196728A | 2004-07-15 | |||
| JP2000327557A | 2000-11-28 | |||
| JP2001010925A | 2001-01-16 |
Attorney, Agent or Firm:
Yoshiyuki Kawaguchi
Hidemi Matsukura
Tsutomu Toyama
Shinichi Sanuki
Takeshi Niwa
Tomoko Tsujida
Hidemi Matsukura
Tsutomu Toyama
Shinichi Sanuki
Takeshi Niwa
Tomoko Tsujida