Patent · US Expired

Catalytic decomposition of formate impurities in tertiary butyl alcohol and methyl tertiary butyl ether streams

US5723698A · kind A · utility

7Cited by
2References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 1995
Grant dateMar 3, 1998
Priority date
Expiry dateDec 18, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C41/44
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a method for decomposing formate esters, free acids and peroxides in a tertiary butyl alcohol stream to produce noncondensible gas products which comprises reacting said tertiary butyl alcohol stream or a methyl tertiary butyl alcohol stream containing formate esters over a catalyst comprising a non-noble Group VIII metal and a metal of Group IB on a support comprising an inert composition mixed with a hydrotalcite-like composition.

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