| abstract |
The present invention provides a hydrogenation method of a benzene polycarboxylic acid or a derivative thereof, comprising the steps of: hydrogenating a benzene polycarboxylic acid or a derivative thereof in the presence of a catalyst, wherein the catalyst comprises: a catalyst carrier, wherein the contact The carrier comprises a Group IIA and IIIA element; and an active metal, wherein the active metal comprises a Group VIIIB transition metal element. |