logo

For the Inventor, By the Inventor

The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12116332 B1

PDFFull Text
Date of Patent:
Oct. 15, 2024

Filed:

Nov. 29, 2022

High purity hfo-e-1,3,3,3-tetrafluoropropene (trans-hfo-1234ze) and methods for producing same

Applicant:

Honeywell International Inc., Charlotte, NC (US);

Inventors:

Haiyou Wang, Amherst, NY (US);

Gustavo Cerri, Parsippany, NJ (US);

Mitchel Cohn, Tonawanda, NY (US);

Selma Bektesevic, Williamsville, NY (US);

Assignee:

Honeywell International Inc., Charlotte, NC (US);

Attorney:

Faegre Drinker Biddle & Reath LLP

Primary Examiner:

Medhanit W Bahta

Int. Cl.
CPC ...
C07C 17/25 (2006.01); C07C 17/358 (2006.01); C07C 17/38 (2006.01); C07C 17/383 (2006.01); C07C 17/395 (2006.01); C07C 21/18 (2006.01);
U.S. Cl.
CPC ...
C07C 21/18 (2013.01); C07C 17/25 (2013.01); C07C 17/358 (2013.01); C07C 17/38 (2013.01); C07C 17/383 (2013.01); C07C 17/395 (2013.01);
Abstract

The present disclosure provides high purity E-1,3,3,3-tetrafluoropropene (HFO-1234ze). More specifically, the present disclosure provides E-1,3,3,3-tetrafluoropropene (HFO-234ze) in at least 99.99% purity, containing less than 3 ppm 1,1,3,3,3-pentafluoropropene (HFO-1225zc). The present disclosure further provides a method of making high purity E-1,3,3,3-tetrafluoropropene (HFO-1234ze).

Find Patent Forward Citations

Wang, Haiyou. (2024). High purity hfo-e-1,3,3,3-tetrafluoropropene (trans-hfo-1234ze) and methods for producing same (U.S. Patent No. 12116332). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12116332

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…