Patent · US Expired

Esterified propoxylated polyol process

US6002030A · kind A · utility

6Cited by
6References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 8, 1998
Grant dateDec 14, 1999
Priority date
Expiry dateMay 8, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C67/08
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process is provided for the fatty acid esterification of propoxylated glycerin wherein fatty acids stripped from the esterifier and/or fatty acids stripped from the esterification product are scrubbed by contact with a scrubbing liquid which is maintained at a temperature above the fatty acid melting point.

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