Patent · US Expired

Isolation of non-ionic lipophilic materials on macroreticular polymeric absorbents

US4399274A · kind A · utility

4Cited by
14References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 1981
Grant dateAug 16, 1983
Priority date
Expiry dateJul 2, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07H19/01
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Non-ionic, lipophilic substances are isolated from aqueous or aqueous-organic solution by treatment with a macroreticular polymeric absorbent followed by elution with additional or a different organic solvent.

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