Patent · US Expired

Manufacture of alkyl esters of polycarboxylic acids

US3959347A · kind A · utility

0Cited by
1References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 25, 1973
Grant dateMay 25, 1976
Priority date
Expiry dateJun 25, 1993

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/582
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A method of making alkyl esters of polycarboxylic acids by reacting an alkaline salt of the acid and at least one halo-alkane so that the rate of conversion is limited to 35- 85% whereby no partial esters are formed.

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