Patent · US Expired

Separation of olefinic isomers

US6861512B2 · kind B2 · utility

3Cited by
5References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 1, 2001
Grant dateMar 1, 2005
Priority date
Expiry dateMar 1, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC40B40/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The geometric isomers of olefins and olefinic compounds are separated by means of liquid chromatography using a stationary phase comprising an organosilane with a pendant aliphatic functional group such as C18 and a mobile phase which includes an additive comprising alkanes and alkenes.

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