Patent · US Expired

Catalyst and process for selective hydrogenation

US7220700B2 · kind B2 · utility

5Cited by
29References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 24, 2003
Grant dateMay 22, 2007
Priority date
Expiry dateNov 24, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2523/825
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A selective hydrogenation catalyst composition comprises a support; a first metal component comprising rhodium; and a second metal component comprising a metal other than rhodium and selected from Groups 1 to 15 of the Periodic Table of Elements, wherein said first and second components are predominantly contained in an outer surface layer of the support having a depth of not more than 1000 microns.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.