Patent · US Active

Compositions of mixed diesters of 1,4: 3,6-dianhydrohexitol

US10640626B2 · kind B2 · utility

0Cited by

5References

7Claims

0Family size

Assignee

Roquette Freres · FR

Inventors

Thierry Feron · Dieppe, FR
Arnaud Verraes · Hemiksem, BE
Herve Wyart · Cuinchy, FR
Catherine Baurain · Locon, FR

Key dates

Filing date	Nov 26, 2013
Grant date	May 5, 2020
Priority date	—
Expiry date	Nov 26, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2327/06
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A method for producing a composition of diesters, includes a step including the esterification of 1,4:3,6-dianhydrohexitol by a composition of carboxylic acids, the composition including: at least an acid having formula C7H15COOH (X) and an acid having formula C9H19COOH (Y), the mass ratio (X)/(Y) varying between 10/90 and 90/10.

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