Patent · US Expired

Process for production of acetic acid

US6573403B1 · kind B1 · utility

9Cited by
2References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 5, 2000
Grant dateJun 3, 2003
Priority date
Expiry dateDec 5, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C51/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for producing acetic acid which comprises charging reactants methanol, dimethyl ether, methyl acetate or any mixture thereof into a reactor containing: (1) a rhodium carbonylation catalyst, (2) an alkyl iodide or alkyl bromide, and (3) a hydrogenation catalyst, and contacting the reactants with carbon monoxide and hydrogen to produce acetic acid.

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