IP Library Granted Patent US 9,446,270
Granted Patent B2
US 9,446,270 · App. 13/651,841 · Granted Sep 20, 2016

Fire extinguishing and fire suppression compositions comprising unsaturated fluorocarbons

Inventors: Mario Joseph Nappa (Newark, DE); Ekaterina N Swearingen (Wilmington, DE); Allen Capron Sievert (Elkton, MD)
Assignee: THE CHEMOURS COMPANY FC, LLC
A62D1/0057A62D1/00A62D1/005C09K3/30C09K21/08Y10T137/0318
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 9,446,270
App. No.
13/651,841
Granted
Sep 20, 2016
Kind
B2
Abstract

Disclosed herein are flame suppression compounds and methods of use thereof. The compounds include unsaturated fluorocarbons appropriate for use in fire protection applications.

Claims (21)

1. A method of suppressing a flame comprising contacting the flame with a flame suppression composition comprising

(ii) CHF═CHCF(CF 3 ) 2 .

2. The method of suppressing a flame according to claim 1 , wherein said flame suppressant composition further comprises a propellant.

3. A method of extinguishing or suppressing a fire in a total-flood or streaming application comprising:

(a) providing an agent comprising a flame suppression composition;

(b) disposing the agent in a pressurized discharge system; and,

(c) discharging the agent into an area to extinguish or suppress fires in that area,

wherein said flame suppression composition comprises

(ii) CHF═CHCF(CF 3 ) 2 .

4. A method of inerting an area to prevent a fire or explosion comprising:

(a) providing an agent comprising a flame suppression composition;

(b) disposing the agent in a pressurized discharge system; and,

(c) discharging the agent into the area to prevent a fire or explosion from occurring,

wherein said flame suppression composition comprises

(ii) CHF═CHCF(CF 3 ) 2 .

5. A method of preventing a fire in an enclosed area, comprising:

(a) detecting a potential fire or ignition source; and,

(b) discharging an agent comprising a flame suppression composition into the enclosed area thereby preventing the fire,

wherein the resultant atmosphere within the enclosed area will not sustain or initiate combustion but remains breathable, and

wherein said flame suppression composition comprises

(ii) CHF═CHCF(CF 3 ) 2 .

Assignments (5)
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 →
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 AGREEMENT Recorded Jun 10, 2015
From: THE CHEMOURS COMPANY FC LLC; THE CHEMOURS COMPANY TT, LLC
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 035839/0675 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 15, 2015
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: THE CHEMOURS COMPANY FC, LLC
Reel/Frame 035432/0023 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 3, 2012
From: NAPPA, MARIO JOSEPH; SWEARINGEN, EKATERINA N.; SIEVERT, ALLEN CAPRON
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 029393/0519 →
Continuity (3)
Continuation 11590453 · Oct 31, 2006
Provisional Application 60732396 · Nov 1, 2005
Related Publication 20130037279A1 · Feb 14, 2013