CARBON DIOXIDE ADSORBENT

摘要

This carbon dioxide adsorbent contains a compound having a structural unit represented by formula (1). (In formula (1), a represents an integer from 1-4. R1 represents a divalent organic group of 1-20 carbon atoms, and R2 and R3 independently represent a hydrogen atom or a hydrocarbyl group of 1-20 carbon atoms. Two R1s, two R2s, two R3s, one R1 and one R2, one R1 and one R3, and one R2 and one R3 may optionally bond to form a ring.)