| abstract |
A method for ring hydrogenation of benzene polycarboxylic acid or derivative thereof, wherein a feed stream containing said acid or derivative thereof is contacted with a hydrogen-containing gas under hydrogenation conditions in the presence of a catalyst to produce a hydrogenated product. Wherein the catalyst comprises a Group VIII metal, a support material and a halogen, and the halogen is present in an amount of 0.02 to 0.60% by weight, based on the total weight of the catalyst. [Selection figure] None |