Patent · US Expired

Non-aqueous removal of soluble hydrogenation catalyst

US4028485A · kind A · utility

25Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 29, 1976
Grant dateJun 7, 1977
Priority date
Expiry dateJan 29, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F6/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for readily removing hydrogenation catalyst residue from solutions of hydrogenated olefins or olefinic polymers containing same comprising treating such solutions with non-aqueous acid followed by neutralization with anhydrous base and filtration.

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