Title:
SKIN COSMETIC
Document Type and Number:
Japanese Patent JP3441338
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain the subject cosmetic capable of stably dispersing silicone oil into water, having good extension on skin and excellent in water resistance by including a water-soluble alkyl-substituted polysaccharide derivative, silicone oil and water.
SOLUTION: This cosmetic, especially having ≥60° contact angle of cosmetic coating membrane to water is obtained by including (A) 0.01-10 wt.% water-soluble alkyl-substituted polysaccharide derivative (preferably cellulose) obtained by substituting a part or all of hydrogen atom of hydroxyl group in polysaccharide or its derivative with (a) a hydrophobic substituent group selected from an 8-40C alkyl, etc., and (b) an ionic or nonionic hydrophilic substituent group whose hydroxyl group may be substituted at a ratio of substituent groups (a)/(b) of (1/100) to (100/1) and (B) 1-50 wt.% volatile chain silicone, preferably having ≤5 cs viscosity at 25°C or volatile cyclic silicone having ≤10 cs viscosity at 25°C.
Inventors:
Eri Akiyama
Makoto Torizuka
Yoshio Shibasaki
Tomohito Kitsuki
Makoto Torizuka
Yoshio Shibasaki
Tomohito Kitsuki
Application Number:
JP16873297A
Publication Date:
September 02, 2003
Filing Date:
June 25, 1997
Export Citation:
Assignee:
Kao Corporation
International Classes:
A61K8/06; A61K8/58; A61K8/72; A61K8/73; A61K8/55; A61K8/89; A61K8/891; A61Q1/00; A61Q1/04; A61Q1/10; A61Q1/12; C08B11/12; C08L83/04; C09K23/56; (IPC1-7): A61K7/00; B01F17/56; C08B11/12
Domestic Patent References:
| JP3115207A | ||||
| JP9110901A |
Other References:
【文献】特許3165377(JP,B2)
Attorney, Agent or Firm:
Arga Patent Office (4 outside)