发明名称 |
Method of demineralizing water or an aqueous solution |
摘要 |
A method for demineralizing water or an aqueous solution, which comprises contacting the water or the aqueous solution to be treated to a strongly basic anion exchanger made of a crosslinked polymer having a constituting unit of the following formula (I): <CHEM> wherein A is a C1-2 linear alkylene group B is a C4-8 linear alkylene group, each of R1, R2 and R3 which may be the same or different, is a C1-4 alkyl group or a C2-4 alkanol group, X is a counter ion coordinated on the ammonium group, and the benzene ring D may have an alkyl group or a halogen atom as a substituent. |
申请公布号 |
EP0670184(B1) |
申请公布日期 |
2001.09.05 |
申请号 |
EP19950102828 |
申请日期 |
1995.02.28 |
申请人 |
MITSUBISHI CHEMICAL CORPORATION;TOHOKU ELECTRIC POWER CO., INC. |
发明人 |
TOMOI, MASAO;ONOZUKA, TERUO;SHINDO, MANABU;KINIWA, HIDEAKI;KUBOTA, HIROHISA;SAWADA, SHINTARO |
分类号 |
B01J41/04 |
主分类号 |
B01J41/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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