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1. (WO2018079656) ODORANT ADSORBENT

Pub. No.:    WO/2018/079656    International Application No.:    PCT/JP2017/038708
Publication Date: Fri May 04 01:59:59 CEST 2018 International Filing Date: Fri Oct 27 01:59:59 CEST 2017
IPC: B01J 20/22
A61L 9/01
A61L 9/16
B01J 20/28
B01J 20/30
C01B 33/18
Applicants: OSAKA GAS CHEMICALS CO., LTD.
大阪ガスケミカル株式会社
MIZUSAWA INDUSTRIAL CHEMICALS, LTD.
水澤化学工業株式会社
Inventors: KISHIDA, Toru
岸田 透
KAWAMATA, Yoshiyuki
川又 芳之
ONDA, Michiko
恩田 迪子
Title: ODORANT ADSORBENT
Abstract:
An odorant adsorbent which comprises an acid hydrazide compound and silica, wherein the silica has a surface silanol group density of 5.0/nm2 or less. This odorant adsorbent can improve storage stability even in the case where a hydrazine compound is mixed with silica.