Sustained-release composite particles, method for producing sustained-release composite particles, dry powder, and wallpaper

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United States of America Patent

PATENT NO 12075775
APP PUB NO 20210051950A1
SERIAL NO

17080149

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Abstract

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Sustained-release composite particles having improved dispersion stability and improved sustained-release properties, and exhibiting longer-term effects, a method for producing the sustained-release composite particles, a dry powder comprising the sustained-release composite particles, and wallpaper comprising the sustained-release composite particles. The sustained-release composite particles comprise core particles containing at least one type of polymer and at least one type of functional component, and micronized cellulose coating at least a part of the surface of the core particles, the core particles and the micronized cellulose being inseparable from each other.

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Patent Owner(s)

Patent OwnerAddress
TOPPAN PRINTING CO LTDTOKYO JAPAN TOKYO METROPOLIS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoki, Atsuko Tokyo, JP 7 5
Hayashi, Yumi Tokyo, JP 41 172

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