Patent · US Expired

Process for separating an alkylphenol isomer

US4356331A · kind A · utility

6Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 1980
Grant dateOct 26, 1982
Priority date
Expiry dateSep 12, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C37/82
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A feed containing a mixture of at least two alkylphenol isomers is contacted with a zeolite adsorbent to allow an alkylphenol isomer in the mixture to be selectively adsorbed on the adsorbent, and then the adsorbent is contacted with an aliphatic ketone desorbent to desorb the adsorbed isomer.

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