Polyalkylene oxide particles and production method for the same

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United States of America Patent

PATENT NO 9416226
APP PUB NO 20140120349A1
SERIAL NO

14123340

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Abstract

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The present invention relates to a production method of polyalkylene oxide particles including a step of forming the polyalkylene oxide particles by polymerization of an alkylene oxide in a polymerization solution containing a polymerization solvent and a catalyst dispersed in the polymerization solvent. The average particle diameter of the catalyst is more than 25 μm.

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO SEIKA CHEMICALS CO LTDKAKO-GUN HYOGO 675-0145

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hachiken, Shizuka Himeji, JP 4 5
Ido, Toru Himeji, JP 56 125
Kato, Makoto Tokyo, JP 267 3202

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