Title:
複合粉体
Document Type and Number:
Japanese Patent JP7422481
Kind Code:
B2
Abstract:
To provide composite powders that are blended in cosmetics such as a foundation and thereby express an unprecedented function of releasing an aqueous solution containing functional components at the same time as absorbing oil components.SOLUTION: Provided is a composite powder in which an aqueous solution containing a functional component having water affinity is supported in the pores of a hydrophobized metal oxide aerogel powder having an average particle size of 1 to 30 μm and an M value of 20 to 60, the hydrophobized metal oxide aerogel powder having a pore volume of 0.5 to 8 ml/g, a peak value of a pore radius of 10 to 40 nm, and a specific surface area of 350 to 1000 m/g, and particles constituting the powders being spherical.SELECTED DRAWING: None
Inventors:
Satoko Ishizu
Tadahiro Fukuju
Tadahiro Fukuju
Application Number:
JP2018056292A
Publication Date:
January 26, 2024
Filing Date:
March 23, 2018
Export Citation:
Assignee:
Tokuyama Corporation
International Classes:
A61K8/25; A61K8/34; A61Q1/12
Domestic Patent References:
| JP201488307A | ||||
| JP8165219A | ||||
| JP2001322909A |