ADSORBENT PARTICLES, METHOD FOR PRODUCING ADSORBENT PARTICLES, BASE MATERIAL PARTICLES, FILLING COLUMN, AND METHOD FOR RECOVERING RARE EARTH ELEMENT

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United States of America Patent

APP PUB NO 20230405553A1
SERIAL NO

18251245

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Abstract

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Adsorbent particles including: porous carrier particles containing an organic polymer; polyethylenimine attached to a surface of the porous carrier particles; and a diglycolic acid residue bonded to an amino group of the polyethylenimine. A most frequent pore size of the porous carrier particles exceeds 10 nm.

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Patent Owner(s)

Patent OwnerAddress
RESONAC CORPORATION9-1 HIGASHI-SHIMBASHI 1-CHOME MINATO-KU TOKYO 105-7325

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
AOSHIMA, Masahiro Minato-ku, Tokyo, JP 23 73
ISHIKAWA, Yohei Minato-ku, Tokyo, JP 68 849
MIYATAKE, Masato Minato-ku, Tokyo, JP 37 151

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