Patent · US Active

Azeotropic compositions of 1,3,3,3-tetrachloroprop-1-ene and hydrogen fluoride

US9222177B2 · kind B2 · utility

4Cited by

9References

1Claims

0Family size

Assignee

HONEYWELL INTERNATIONAL INC. · US

Inventors

Daniel C. Merkel · West Seneca, US
Hsueh Sung Tung · Getzville, US
Konstantin A. Pokrovski · Orchard Park, US
Haiyou Wang · Amherst, US
Ryan Hulse · Getzville, US
Hang T. Pham · Amherst, US

Key dates

Filing date	Mar 13, 2013
Grant date	Dec 29, 2015
Priority date	—
Expiry date	Aug 6, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K5/044
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Provided are azeotropic or azeotrope-like mixtures of 1,3,3,3-tetrachloroprop-1-ene (HCO-1230zd) and hydrogen fluoride. Such compositions are useful as a feed stock in the production of HFC245fa and HCFO1233zd.

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