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.

Date of Patent:
Jan. 02, 2018

Filed:

Jan. 12, 2017
Applicants:

Zhejiang Quzhou Juxin Fluorine Chemical Co., Ltd., Quzhou, CN;

Zhejiang Quhua Fluor-chemistry Co., Ltd., Quzhou, CN;

Inventors:

Jun Lei, Ningbo, CN;

Aiguo Wang, Quzhou, CN;

Bo Yang, Quzhou, CN;

Yan Zhang, Quzhou, CN;

Huadong Zhou, Quzhou, CN;

Yang Zhao, Quzhou, CN;

Guoan Liu, Quzhou, CN;

Yi Zhu, Quzhou, CN;

Gang Su, Quzhou, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 17/25 (2006.01); C07C 17/354 (2006.01); C07C 17/383 (2006.01); C07C 17/38 (2006.01);
U.S. Cl.
CPC ...
C07C 17/25 (2013.01); C07C 17/354 (2013.01); C07C 17/38 (2013.01); C07C 17/383 (2013.01);
Abstract

A method for preparing 2,3,3,3-tetrafluoropropene and 1,3,3,3-tetrafluoropropene, including: providing a first reactor including a first section, a second section, and a third section, with each section being filled with different catalysts, preheating hexafluoropropylene and hydrogen, and introducing the hexafluoropropylene and the hydrogen to the first reactor to yield a first mixture including:


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