Patent · US Expired

Allyl alcohol purification

US5972173A · kind A · utility

0Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 9, 1998
Grant dateOct 26, 1999
Priority date
Expiry dateNov 9, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C29/84
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Mixtures of allyl alcohol and n-propanol are separated by extractive distillation using propylene carbonate, N-methyl pyrrolidone or gamma-butyrolactone extractive distillation solvent.

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