| 摘要 |
<p>Catalyst for conversion of isopentene to isoprene by oxidative dehydrogenation comprises a Gp. VIA metal, a Gp. VB metal and a Gp. IA or IIA metal, pref. as their oxides. The catalyst has improved activity and selectivity due to presence of the Gp. IA or IIA metal. A pref. system contains Bi, Mo and Na.</p> |
