Patent · US Expired

Rosin ester modified with unsaturated carboxylic acid function

US4751025A · kind A · utility

10Cited by
1References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1986
Grant dateJun 14, 1988
Priority date
Expiry dateSep 23, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09F1/04
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Diels-Alder adducts of the polyol esters of rosin are prepared by reaction with alpha, beta-unsaturated carboxylic acids, their esters, and anhydrides.

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