发明名称 |
Process for the preparation of zinc dithionite |
摘要 |
Disclosed is a process for preparing zinc dithionite comprising reacting zinc metal with sulfur dioxide, wherein the zinc metal used in the reaction is produced by electrochemical reduction in an undivided electrochemical cell of an aqueous alkaline slurry or solution of zinc oxide or any other zinc compound that reacts with aqueous base to form zinc oxide.
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申请公布号 |
US2003183535(A1) |
申请公布日期 |
2003.10.02 |
申请号 |
US20020109443 |
申请日期 |
2002.03.28 |
申请人 |
CLARIANT INTERNATIONAL LTD. |
发明人 |
BANDLISH BALDEV K.;MARTIN VINCENT WISE |
分类号 |
C01G9/00;C25C1/16;C25C5/02;(IPC1-7):C25B1/00 |
主分类号 |
C01G9/00 |
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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