发明名称 |
CATALYST FOR THE PREPARATION OF PHTHALIC ANHYDRIDE |
摘要 |
A catalyst for the preparation of phthalic anhydride is disclosed which comprises a carrier having an open arcuate configuration, e.g. in the form of half rings, and an active portion including V2O5 and porous TiO2 with the pores having mostly a radius in the 500 to 1,500 A range. |
申请公布号 |
EP0037492(B1) |
申请公布日期 |
1984.10.03 |
申请号 |
EP19810102067 |
申请日期 |
1981.03.19 |
申请人 |
ALUSUISSE ITALIA S.P.A. |
发明人 |
NERI, AMLETO;CAPITANIO, LORENZO;STEFANI, GIANCARLO |
分类号 |
C07D307/89;B01J21/06;B01J23/22;B01J35/02;B01J35/10;C07B61/00;C07C51/265 |
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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