Catalyst to dehydrogenate paraffin hydrocarbons
    16.
    发明授权
    Catalyst to dehydrogenate paraffin hydrocarbons 失效
    使石蜡烃脱氢的催化剂

    公开(公告)号:US5736478A

    公开(公告)日:1998-04-07

    申请号:US724944

    申请日:1996-10-02

    CPC classification number: B01J29/61 B01J29/62

    Abstract: A new catalyst for the selective conversion of isobutane to isobutylene. This catalyst also could be applied to the selective dehydrogenation of other light paraffins such as propane and n-butane. The catalyst is comprised of platinum, tin, and potassium supported on K--L-zeolite. This catalyst exhibits greater than 98% selectivity for conversion of isobutane to isobutylene at isobutane conversion levels greater than 50%. In addition, this catalyst exhibits excellent stability. The preferred catalyst would have an atomic ratio of Sn to Pt greater than 1.0 as well as an atomic ratio of K to Pt greater than 1.0.

    Abstract translation: 用于将异丁烷选择性转化为异丁烯的新型催化剂。 该催化剂也可用于其它轻链烷烃如丙烷和正丁烷的选择性脱氢。 催化剂由负载在K-L-沸石上的铂,锡和钾组成。 在异丁烷转化率大于50%时,该催化剂显示出大于98%的异丁烷转化为异丁烯的选择性。 此外,该催化剂表现出优异的稳定性。 优选的催化剂的Sn与Pt的原子比大于1.0,K与Pt的原子比大于1.0。

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