Patent · US Active

Hydrofluorocarbon compositions

US9963539B2 · kind B2 · utility

0Cited by

4References

7Claims

0Family size

Assignee

SOLVAY SA · BE

Inventors

Lothar Zipfel · Laatzen, DE
Werner Krücke · Hannover, DE
Karsten Borner · Sehnde, DE
Pierre Dournel · Brussels, BE
Dierk-Ingolf Recke · Wunstorf, DE

Key dates

Filing date	May 14, 2015
Grant date	May 8, 2018
Priority date	—
Expiry date	May 14, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2375/04
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A composition which comprises 1,1,1,3,3-pentafluorobutane-(HFC-365mfc) and 1,1,3,3-pentafluoropropane (HFC-245fa) in a weight ratio HFC-365mfc/HFC-245fa of from 60:40 to 75:25.

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