HFO-1224YD FIRE EXTINGUISHING COMPOSITIONS, SYSTEMS AND METHODS
Disclosed are fire extinguishant which comprises HFO-1224yd and methods, systems and container using such fire extinguishant.
1 . A fire extinguishant which comprises HFO-1224yd, with the proviso that the fire extinguishant does not consist essentially of:
i) trans-1-chloro-2,3,3,3-tetrafluoropropene (HFO-1224yd(E)) and trans-1,1,1,4,4,5,5,5-octafluoro-2-pentene (HFO-1438mzz(E)), or
ii) trans-1-chloro-2,3,3,3-tetrafluoropropene (HFO-1224yd(E)) and trans-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzz(E)), or
iii) trans-1-chloro-2,3,3,3-tetrafluoropropene (HFO-1224yd(E)) and 1,1,1,2,3-pentafluoropropane (HFC-245eb).
2 . The fire extinguishant of claim 1 , wherein the fire extinguishant does not comprise trans-1,1,1,4,4,5,5,5-octafluoro-2-pentene (HFO-1438mzz(E)), trans-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzz(E)), or 1,1,1,2,3-pentafluoropropane (HFC-245eb).
3 . The fire extinguishant of claim 1 wherein the HFO-1224yd consists essentially of HFO-1224yd(E).
4 . The fire extinguishant of claim 1 wherein the HFO-1224yd consists essentially of HFO-1224yd(Z).
5 . A fire extinguishant which consists essentially of HFO-1224yd.
6 . The fire extinguishant of claim 5 , wherein the HFO-1224yd consists essentially of HFO-1224yd(Z).
7 . The fire extinguishant of claim 5 , wherein the HFO-1224yd consists essentially of HFO-1224yd(E).
8 . The fire extinguishant of claim 1 , having a Global Warming Potential of not greater than about 500.
9 . The fire extinguishant of claim 1 , having a Global Warming Potential of not greater than about 150.
10 . The fire extinguishant of any preceding claim, having an Ozone Depletion Potential of not greater than about 0.02.
11 . The fire extinguishant of any preceding claim, having an Ozone Depletion Potential of not greater than about 0.01.
12 . A composition comprising a fire extinguishant according to claim 1 .
13 . The composition of claim 12 , wherein the composition further comprises a propellant.
14 . The composition of claim 13 , wherein the propellant is selected from the group consisting of N 2 , CO 2 , Ar, He, and combinations thereof.
15 . The composition of claim 14 , wherein the composition additionally comprises one or more detoxifying agents.
16 . The composition of claim 15 , wherein the one or more detoxifying agents is present in the composition in an amount of from about 0.1% to about 10% by weight.
17 . The composition of claim 16 wherein the one or more detoxifying agents is selected from the group consisting of citral, limonene, terpinene, sabinene, ocimene, beta-pinene, phytol, squalene, oleanolic, lutein, oleic acid, eleostearic acid, palmitoleic acid, citronnellal, dipentene, terpinolene, menthadiene, myrcene, turpentine, vitamin A, lanosterol, lycopene, alpha-terpineol, linoleic acid, lincanic acid, petroselenic acid, citronellol, menthol, sylvestrene, zingiberene, alpha-pinene, camphor, abietic acid, saponin, beta-carotene, para-cymeme, linolenic acid, ricinoleic acid, vaccenic acid and combinations thereof.
18 . A method for suppressing or extinguishing a flame, the method comprising the step of contacting a flame with a fire extinguishant according to claim 1 .
19 . The method of claim 18 wherein the fire extinguishant or composition is sprayed or poured onto the flame, or wherein at least a portion of the flame is immersed in the fire extinguishant or the composition.
20 . A container comprising a fire extinguishant according to claim 1 .