Title:
COMPOSITE PARTICLE AND COSMETIC COMPOSITION
Document Type and Number:
Japanese Patent JP2021195350
Kind Code:
A
Abstract:
To provide composite particles and cosmetic compositions having inorganic fine particles that are easy to disperse and spread when contained in cosmetics.SOLUTION: A subject is solved by a composite particle that has an agglomerated particle in which cellulose nanofiber having an average fiber diameter of 100 nm or less is mutually aggregated, and multiple inorganic fine particles adhering to the aggregated particle, the composite particle having the average particle size of 10 μm or less and the specific surface area of 2 m2/g or more; and by a cosmetic composition having a composite particle and a thickener, the thickener being one or more selected from the group consisting of a polyhydric alcohol, a polysaccharide, and a water-soluble polymer.SELECTED DRAWING: Figure 1
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Inventors:
SASAKI HIROTO
Application Number:
JP2020104584A
Publication Date:
December 27, 2021
Filing Date:
June 17, 2020
Export Citation:
Assignee:
DAIO SEISHI KK
International Classes:
A61K8/73; A61K8/19; A61K8/27; A61K8/29; A61Q1/00; A61Q17/04; A61Q19/00
Attorney, Agent or Firm:
Nagai International Patent Office
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