Patent · US Active

Ascorbic acid, terephthalate and nitromethane stabilizers for fluoroolefins

US8097181B2 · kind B2 · utility

29Cited by

3References

20Claims

0Family size

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

Thomas J. Leck · Hockessin, US
Barbara Haviland Minor · Elkton, US
Mario Joseph Nappa · Newark, US
Nandini C. Mouli · Reisterstown, US
Jon Lee Howell · Bear, US

Key dates

Filing date	Aug 31, 2007
Grant date	Jan 17, 2012
Priority date	—
Expiry date	May 25, 2028

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2205/126
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present disclosure relates to compositions comprising at least one fluoroolefin and an effective amount of a stabilizer comprising at least one ascorbic acid, terephthalate, or nitromethane, or mixtures thereof. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants.

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