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.:
Date of Patent:
Dec. 22, 2015
Filed:
May. 05, 2014
Applicant:
Honeywell International, Inc., Morristown, NJ (US);
Inventors:
Yian Zhai, Williamsville, NY (US);
Andrew J. Poss, Kenmore, NY (US);
Rajiv R. Singh, Getzville, NY (US);
Assignee:
Honeywell International Inc., Morris Plains, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 17/00 (2006.01); C07C 17/25 (2006.01);
U.S. Cl.
CPC ...
C07C 17/25 (2013.01); C07B 2200/09 (2013.01);
Abstract
The present invention is related to making hydrofluorocarbons (HCFCs), more specifically, 3,3,3-trifluoropropyne (TFP), from trans-1-chloro-3,3,3-trifluoropropene (trans-1233zd) by contacting the trans-1233zd with a base. Preferably, the base is potassium hydroxide or potassium tert-butoxide, which may or may not be dissolved in as solvent.