Patent · US Expired

Aminonitrile production

US6841507B2 · kind B2 · utility

0Cited by
19References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 6, 2003
Grant dateJan 11, 2005
Priority date
Expiry dateNov 6, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2531/845
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Provided is a selective hydrogenation process for producing aminonitriles by contacting the corresponding dinitriles with a hydrogen-containing fluid in the presence of a hydrogenation catalyst, a solvent and an additive for improving the yield of and/or selectivity to the aminonitrile.

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