发明名称 |
Formation of quinonediimines from phenylenediamines by catalytic oxidation |
摘要 |
<p>A phenylenediamine compound can be converted, with high selectivity, into its corresponding quinonediimine by reacting the phenylenediamine with oxygen in the presence of a modified activated carbon catalyst in an aqueous system.</p> |
申请公布号 |
SK283452(B6) |
申请公布日期 |
2003.08.05 |
申请号 |
SK20000000607 |
申请日期 |
1998.10.27 |
申请人 |
FLEXSYS AMERICA L. P. |
发明人 |
LOHR RAYMOND A.;MAENDER OTTO W.;FIELDS DONALD L. JR. |
分类号 |
B01J21/18;C07B61/00;C07C249/02;C07C251/20;C07C251/22;(IPC1-7):C07C249/02 |
主分类号 |
B01J21/18 |
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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