Title:
MANUFACTURING METHOD OF POWDER COSMETIC, AND POWDER COSMETIC
Document Type and Number:
Japanese Patent JP2016185912
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a simple and inexpensive manufacturing method in order to provide a powder cosmetic equipped with an excellent ultraviolet light-shielding function and an excellent use feeling.SOLUTION: A manufacturing method includes: a process of binding functional particles made of titanium oxide or zinc oxide on the surface of basic particles made of sericite, mica, synthetic mica or talc to create compounded particles, and the method comprises: a uniform slurrying step of mixing a powder material containing the basic particles and the functional particles with liquid medium to create slurry; and a drying and compounding step of vaporizing the liquid medium in the slurry and binding the basic particles and the functional particles to create compounded particles. The uniform slurrying step and the drying and compounding step can be continuously performed in a single agitating/mixing dryer 20.SELECTED DRAWING: Figure 1
Inventors:
TAKAHASHI YUSUKE
SEKINE YASUYOSHI
SEKINE YASUYOSHI
Application Number:
JP2015065950A
Publication Date:
October 27, 2016
Filing Date:
March 27, 2015
Export Citation:
Assignee:
NIPPON COKE & ENG CO LTD
International Classes:
A61K8/25; A61K8/29; A61Q17/04
Domestic Patent References:
| JP2000072622A | 2000-03-07 | |||
| JP2012224587A | 2012-11-15 | |||
| JP2012197241A | 2012-10-18 | |||
| JP2012184211A | 2012-09-27 | |||
| JP2014114261A | 2014-06-26 | |||
| JP2007055990A | 2007-03-08 | |||
| JP2008050388A | 2008-03-06 | |||
| JP2008037813A | 2008-02-21 | |||
| JP2011190173A | 2011-09-29 |
Attorney, Agent or Firm:
Tamio Nishiwaki
Nishiwaki Reishi
Nishiwaki Reishi