| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a polymeric membrane separating carbon dioxide and hydrogen with high selectivity under a practical pressure difference. <P>SOLUTION: In the polymeric membrane, an amine compound having a group of formula (2) (wherein, A<SP>1</SP>is a 1-3C divalent organic residue; and p is an integer of 0 or 1), a group of formula (3) (wherein, A<SP>2</SP>is a 1C-3C divalent organic residue; and q is an integer of 0 or 1) and other specified groups is fixed within a polyvinyl alcohol containing a cross-linking agent of the formula M(OR<SP>1</SP>)<SB>n</SB>(wherein, M is a trivalent or higher metal atom; n is an integer of 3-6; and R<SP>1</SP>is 1C-6C alkyl, 2C-6C alkenyl, 3C-10C cycloalkyl, 3-10C cycloalkenyl, 6C-10C aryl, 7-12C aralkyl or 2-7C acyl). <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
