Title:
MICA POWDER FOR COSMETIC, METHOD FOR PRODUCTION OF MICA POWDER AND COSMETIC CONTAINING MICA POWDER
Document Type and Number:
Japanese Patent JP3943800
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide mica powder for cosmetic use developing moderate luster without damaging the spreadability and adhesivity of the cosmetic.
SOLUTION: The mica powder has a 50 wt.% diameter of ≤10 μm determined by laser-diffraction particle size distribution measurement. Mica powder having neutral pH as 10% suspension liquid and electrical conductivity of ≤40 μS/cm develops moderate luster and keeps or rather improves the spreadability and the adhesivity.
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Inventors:
Katsu Yamamoto
Tomohito Ishikawa
Tomohito Ishikawa
Application Number:
JP2000109457A
Publication Date:
July 11, 2007
Filing Date:
April 11, 2000
Export Citation:
Assignee:
Topy Industries, Ltd.
International Classes:
A61K8/19; A61K8/26; A61K8/25; A61K8/30; A61Q1/00; A61Q1/02; A61Q1/10; A61Q1/12; C01B33/42; C09C1/40; (IPC1-7): A61K7/00; A61K7/02; C01B33/42; //C09C1/40
Domestic Patent References:
| JP7002619A | ||||
| JP63185810A | ||||
| JP63183962A | ||||
| JP11279432A | ||||
| JP8199082A | ||||
| JP11240714A |
Attorney, Agent or Firm:
Hitoshi Inagaki