IP Library Granted Patent US 10,351,495
Granted Patent B2
US 10,351,495 · App. 15/786,199 · Granted Jul 16, 2019

Conversion of chlorofluororopanes and chlorofluropropenes to more desirable fluoropropanes and fluororopenes

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Quick Facts
Patent No.
US 10,351,495
App. No.
15/786,199
Granted
Jul 16, 2019
Kind
B2
Abstract

A process is provided comprising contacting and reacting the compound CF 3 CF 2 CHXCl, wherein X is H or Cl, or the compound CF 3 CF═CXCl, wherein X is H or Cl, with hydrogen in the presence of a catalyst consisting essentially of Cu, Ru, Cu—Pd, Ni—Cu, and Ni—Pd, to obtain as a result thereof reaction product comprising hydrofluoropropenes or intermediates convertible to said hydrofluoropropenes, notably CF 3 CF═CH 2 and CF 3 CH═CHF.

Claims (5)

1. A composition comprising a reaction product and at least one intermediate convertible to the reaction product wherein the reaction product comprises CF 3 CF═CH 2 and CF 3 CH═CHF, and the intermediate comprises CF 3 CF 2 CH 2 Cl.

2. The composition of claim 1 wherein the intermediate further comprises CF 3 CF═CHCl.

3. The composition of claim 1 further comprising CF 3 CF 2 CHCl 2 .

4. The composition of claim 1 wherein the composition consists essentially of intermediates that are convertible to the reaction product.

5. A composition consisting essentially of CF3CF═CH2, CF3CH═CHF and CF 3 CF 2 CH 2 Cl.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Apr 4, 2018
From: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
To: THE CHEMOURS COMPANY FC, LLC
Reel/Frame 045845/0913 →
SECURITY INTEREST Recorded Apr 4, 2018
From: THE CHEMOURS COMPANY FC, LLC
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 045846/0011 →
SECURITY INTEREST Recorded Dec 1, 2017
From: THE CHEMOURS COMPANY FC, LLC; THE CHEMOURS COMPANY TT, LLC
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 044269/0559 →