Title:
【発明の名称】ホトクロミック性肌色顔料およびその製造方法
Document Type and Number:
Japanese Patent JP2915454
Kind Code:
B2
Abstract:
A photochromic flesh-colored pigment comprising not less than 90 wt % of anatase type titanium oxide having photochromism and a process for producing a photochromic flesh-colored pigment comprising the steps of adding iron hydroxide (FeOOH) to a composition containing untreated anatase type titanium oxide as the main ingredient, and calcining the mixture at 750 DEG to 850 DEG C. It is possible to exhibit a flesh color with a single color with a single pigment and it is also possible to change the color depending upon the intensity of light.
More Like This:
Inventors:
OONO KAZUHISA
KUMAGAI SHIGENORI
SUZUKI FUKUJI
TSUJITA MASAHISA
KUMAGAI SHIGENORI
SUZUKI FUKUJI
TSUJITA MASAHISA
Application Number:
JP31229689A
Publication Date:
July 05, 1999
Filing Date:
November 30, 1989
Export Citation:
Assignee:
SHISEIDO KK
International Classes:
A61K8/18; A61K8/00; A61K8/06; A61K8/29; A61Q1/00; A61Q1/02; A61Q1/12; A61Q3/02; C01G23/04; C09C1/00; C09C1/36; (IPC1-7): A61K7/02; A61K7/021; C01G23/04; C09C1/36
Domestic Patent References:
| JP56155251A | ||||
| JP56122306A |
Other References:
【文献】国際公開89/12084(WO,A1)
Attorney, Agent or Firm:
Yuji Iwahashi