| 发明名称 |
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| 摘要 |
PURPOSE:o-Xylene is catalytically oxidized using highly active V2O5-supporting catalyst containing V2O5 recrystallized from the molten state in a specific proportion to produce phthalic anhydride efficiently. |
| 申请公布号 |
JPS6037107(B2) |
申请公布日期 |
1985.08.24 |
| 申请号 |
JP19770023756 |
申请日期 |
1977.03.07 |
| 申请人 |
MITSUI TOATSU CHEMICALS |
发明人 |
NISHISAKA YASUSHI;ABE TAKESHI;KAWAMATA MOTOO;OOSHIMA KAZUFUMI;KOTANI MAKOTO |
| 分类号 |
C07D307/89;B01J23/00;B01J23/22;C07B61/00 |
主分类号 |
C07D307/89 |
| 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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