Patent · US Active

Pentyl nonyl terephthalates

US10421850B2 · kind B2 · utility

0Cited by

3References

8Claims

0Family size

Assignee

EVONIK DEGUSSA GMBH · DE

Inventors

Benjamin Woldt · Bochum, DE
Florian Boeck · Düsseldorf, DE
Michael Grass · Bend, US
Harald Haeger · Thedinghausen, DE

Key dates

Filing date	Feb 17, 2016
Grant date	Sep 24, 2019
Priority date	—
Expiry date	Feb 20, 2036

Classification

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

Abstract

Mixtures containing dipentyl terephthalate, dinonyl terephthalate and pentyl nonyl terephthalate can be prepared with a predetermined distribution of the individual esters in the mixture, and used as plasticizers.

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