| 摘要 |
The present invention provides a process for hydrogenation of a conjugated diene polymer comprising hydrogenating said polymer in the presence of hydrogen and a hydrogenation catalyst composition, wherein the catalyst composition comprising a titanium compound (A), a silyl hydride (B) selected from the group having a Si—H group and consisting of a monomeric silyl hydride, a polymeric silyl hydride, and a cyclic silyl hydride; and a compound (C), and conducting the hydrogenation in a middle to larger sized reactor having a capacity of 25 liters, with a temperature of 50° C. to 150° C., and a hydrogen pressure of 1 kg/cm2 to 20 kg/cm2.
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