| 摘要 |
<p>The invention relates to a process for hydrogenating a conjuated diene polymer using a Pd-containing catalyst having improved activity. The catalyst is composed of a porous powdery of granular carrier and supported thereon both Pd nd at least one metal selected from the group consisting of the metals of Groups Ia, IIa, IIIa, IVa, Va and VIa of the periodic table, Ge and Sb.</p> |
