Patent · US Expired

Method for producing formic acid of its derivatives

US5763662A · kind A · utility

20Cited by
6References
4Claims
0Family size

Assignees

Inventors

Key dates

Filing dateNov 20, 1996
Grant dateJun 9, 1998
Priority date
Expiry dateNov 20, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/54
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Formic acid or derivatives thereof are produced from non-toxic carbon dioxide in the supercritical state, using it as raw materials, without using solvents, and at a high efficiency owing to a high reaction velocity, by reacting said carbon dioxide and an active hydrogen group-containing compound.

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