Title:
COSMETIC BLENDED WITH ORGANIC-INORGANIC COMPOSITE PIGMENT
Document Type and Number:
Japanese Patent JP3241535
Kind Code:
B2
Abstract:
PURPOSE: To obtain a cosmetic having excellent chroma and opacifying power and not causing bleeding to water and ethanol.
CONSTITUTION: This cosmetic blended with organic-inorganic composite pigment obtained by coating inorganic white pigment having ≥2 refractive index and 0.1-0.67μm average particle diameter with calcium carbonate and red No.102. Zinc oxide, zirconia oxide, anatase type or rutile type titanium oxide may be cited as the inorganic white pigment. The composite pigment is obtained by dissolving red No.201 and/or red No.202 in a lower alcohol, dispersing the inorganic white pigment into the solution, then adding an alkali carbonate or its solution to deposit red No.201 and/or red No.202 on the surface of the white pigment, adding a solution of a lower alcohol of calcium chloride to the alcohol solution to deposit calcium carbonate on the surface of the pigment and making or remaking red No.201 and/or red No.202 deposited on the surface of the pigment into a lake.
Inventors:
Masaaki Horino
Application Number:
JP12052194A
Publication Date:
December 25, 2001
Filing Date:
May 10, 1994
Export Citation:
Assignee:
POLA CHEMICAL INDUSTRIES, INC.
International Classes:
A61K8/18; A61K8/00; A61K8/04; A61K8/26; A61K8/27; A61K8/29; A61K8/33; A61K8/46; A61Q1/00; A61Q1/02; A61Q1/04; A61Q1/06; A61Q1/08; A61Q1/10; A61Q1/12; A61Q3/02; (IPC1-7): A61K7/02; A61K7/027; A61K7/031; A61K7/032; A61K7/043
Domestic Patent References:
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| JP1294611A | ||||
| JP2235804A | ||||
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Attorney, Agent or Firm:
Asamichi Kato