IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0325966
(2011-12-14)
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등록번호 |
US-8663494
(2014-03-04)
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발명자
/ 주소 |
- Howell, Jon Lee
- Rao, Velliyur Nott Mallikarjuna
- Leck, Thomas J.
- Minor, Barbara Haviland
- Nappa, Mario Joseph
- Mouli, Nandini C.
- Swearingen, Ekaterina N.
- Feiring, Andrew Edward
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출원인 / 주소 |
- E I du Pont de Nemours and Company
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인용정보 |
피인용 횟수 :
10 인용 특허 :
22 |
초록
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The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be a terpene, terpenoid or fullerene; or a mixture of a terpene, terpenoid or fullerene with other stabilizers. The stabilized compositions may be useful in cooling appar
The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be a terpene, terpenoid or fullerene; or a mixture of a terpene, terpenoid or fullerene with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants.
대표청구항
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1. A composition comprising: a. a refrigerant consisting of at least one fluoroolefin and optionally at least one additional compound selected from the group consisting of hydrofluorocarbons, hydrocarbons, dimethyl ether, carbon dioxide, ammonia and mixtures thereof; andb. an effective amount of a s
1. A composition comprising: a. a refrigerant consisting of at least one fluoroolefin and optionally at least one additional compound selected from the group consisting of hydrofluorocarbons, hydrocarbons, dimethyl ether, carbon dioxide, ammonia and mixtures thereof; andb. an effective amount of a stabilizer comprising at least one terpene, terpenoid, fullerene, or mixture thereof; and at least one compound selected from the group consisting of functionalized perfluoropolyethers. 2. The composition of claim 1 wherein the terpene, terpenoid, or fullerene stabilizer is selected from the group consisting of isoprene, myrcene, allo-cimene, beta-ocimene, terebene, limonene, retinal, pinene, menthol, geraniol, farnesol, phytol, Vitamin A, terpinene, delta-3-carene, terpinolene, phellandrene, fenchene lycopene, betacarotene, zeaxanthin, hepaxanthin, and isotretinoin, abietane, ambrosane, aristolane, atisane, beyerane, bisabolane, bornane, caryophyllane, cedrane, dammarane, drimane, eremophilane, eudesmane, fenchane, gammacerane, germacrane, gibbane, grayanotoxane, guaiane, himachalane, hopane, humulane, kaurane, labdane, lanostane, lupane, p-menthane, oleanane, ophiobolane, picrasane, pimarane, pinane, podocarpane, protostane, rosane, taxane, thujane, trichothecane, ursane, Buckminsterfullerene, and [5,6]fullerene-C70, fullerene-C76, C78, and fullerene-C84, and mixtures thereof. 3. The composition of claim 1 wherein said fluoroolefin is at least one compound selected from the group consisting of the (i) fluoroolefins of the formula E—or Z—R1CH═CHR2, wherein R1 and R2 are, independently, C1 to C6 perfluoroalkyl groups;(ii) cyclic fluoroolefins of the formula cyclo-[CX═CY(CZW)n—], wherein X, Y, Z, and W, independently, are H or F, and n is an integer from 2 to 5; and(iii) fluoroolefins selected from the group consisting of: 1,2,3,3,3-pentafluoro-1-propene (CHF═CFCF3), 1,1,3,3,3-pentafluoro-1-propene (CF2═CHCF3), 1,1,2,3,3-pentafluoro-1-propene (CF2═CFCHF2), 1,2,3,3-tetrafluoro-1-propene (CHF═CFCHF2), 2,3,3,3-tetrafluoro-1-propene (CH2═CFCF3), 1,3,3,3-tetrafluoro-1-propene (CHF═CHCF3), 1,1,2,3-tetrafluoro-1-propene (CF2═CFCH2F), 1,1,3,3-tetrafluoro-1-propene (CF2═CHCHF2), 1,2,3,3-tetrafluoro-1-propene (CHF═CFCHF2), 3,3,3-trifluoro-1-propene (CH2═CHCF3), 2,3,3-trifluoro-1-propene (CHF2CF═CH2); 1,1,2-trifluoro-1-propene (CH3CF═CF2); 1,2,3-trifluoro-1-propene (CH2FCF═CF2); 1,1,3-trifluoro-1-propene (CH2FCH═CF2); 1,3,3-trifluoro-1-propene (CHF2CH═CHF); 1,1,1,2,3,4,4,4-octafluoro-2-butene (CF3CF═CFCF3); 1,1,2,3,3,4,4,4-octafluoro-1-butene (CF3CF2CF═CF2); 1,1,1,2,4,4,4-heptafluoro-2-butene (CF3CF═CHCF3); 1,2,3,3,4,4,4-heptafluoro-1-butene (CHF═CFCF2CF3); 1,1,1,2,3,4,4-heptafluoro-2-butane (CHF2CF═CFCF3); 1,3,3,3-tetrafluoro-2-(trifluoromethyl)-1-propene ((CF3)2C═CHF); 1,1,3,3,4,4,4-heptafluoro-1-butene (CF2═CHCF2CF3); 1,1,2,3,4,4,4-heptafluoro-1-butene (CF2═CFCHFCF3); 1,1,2,3,3,4,4-heptafluoro-1-butene (CF2═CFCF2CHF2); 2,3,3,4,4,4-hexafluoro-1-butene (CF3CF2CF═CH2); 1,3,3,4,4,4-hexafluoro-1-butene (CHF═CHCF2CF3); 1,2,3,4,4,4-hexafluoro-1-butene (CHF═CFCHFCF3); 1,2,3,3,4,4-hexafluoro-1-butene (CHF═CFCF2CHF2); 1,1,2,3,4,4-hexafluoro-2-butene (CHF2CF═CFCHF2); 1,1,1,2,3,4-hexafluoro-2-butene (CH2FCF═CFCF3); 1,1,1,2,4,4,hexafluoro-2-butene (CHF2CH═CFCF3); 1,1,1,3,4,4-hexafluoro-2-butene (CF3CH═CFCHF2); 1,1,2,3,3,4-hexafluoro-1-butene (CF2═CFCF2CH2F); 1,1,2,3,4,4-hexafluoro-1-butene (CF2═CFCHFCHF2); 3,3,3-trifluoro-2-(trifluoromethyl)-1-propene (CH2═C(CF3)2); 1,1,1,2,4-pentafluoro-2-butene (CH2FCH═CFCF3); 1,1,1,3,4-pentafluoro-2-butene (CF3CH═CFCH2F); 3,3,4,4,4-pentafluoro-1-butene (CF3CF2CH═CH2); 1,1,1,4,4-pentafluoro-2-butene (CHF2CH═CHCF3); 1,1,1,2,3-pentafluoro-2-butene (CH3CF═CFCF3); 2,3,3,4,4-pentafluoro-1-butene (CH2═CFCF2CHF2); 1,1,2,4,4-pentafluoro-2-butene (CHF2CF═CHCHF2); 1,1,2,3,3-pentafluoro-1-butene (CH3CF2CF═CF2); 1,1,2,3,4-pentafluoro-2-butene (CH2FCF═CFCHF2); 1,1,3,3,3-pentafluoro-2-methyl-1-propene (CF2═C(CF3)(CH3)); 2-(difluoromethyl)-3,3,3-trifluoro-1-propene (CH2═C(CHF2)(CF3)); 2,3,4,4,4-pentafluoro-1-butene (CH2═CFCHFCF3); 1,2,4,4,4-pentafluoro-1-butene (CHF═CFCH2CF3); 1,3,4,4,4-pentafluoro-1-butene (CHF═CHCHFCF3); 1,3,3,4,4-pentafluoro-1-butene (CHF═CHCF2CHF2); 1,2,3,4,4-pentafluoro-1-butene (CHF═CFCHFCHF2); 3,3,4,4-tetrafluoro-1-butene (CH2═CHCF2CHF2); 1,1-difluoro-2-(difluoromethyl)-1-propene (CF2═C(CHF2)(CH3)); 1,3,3,3-tetrafluoro-2-methyl-1-propene (CHF═C(CF3)(CH3)); 3,3-difluoro-2-(difluoromethyl)-1-propene (CH2═C(CHF2)2); 1,1,1,2-tetrafluoro-2-butene (CF3CF═CHCH3); 1,1,1,3-tetrafluoro-2-butene (CH3CF═CHCF3); 1,1,1,2,3,4,4,5,5,5-decafluoro-2-pentene (CF3CF═CFCF2CF3); 1,1,2,3,3,4,4,5,5,5-decafluoro-1-pentene (CF2═CFCF2CF2CF3); 1,1,1,4,4,4-hexafluoro-2-(trifluoromethyl)-2-butene ((CF3)2C═CHCF3); 1,1,1,2,4,4,5,5,5-nonafluoro-2-pentene (CF3CF═CHCF2CF3); 1,1,1,3,4,4,5,5,5-nonafluoro-2-pentene (CF3CH═CFCF2CF3); 1,2,3,3,4,4,5,5,5-nonafluoro-1-pentene (CHF═CFCF2CF2CF3); 1,1,3,3,4,4,5,5,5-nonafluoro-1-pentene (CF2═CHCF2CF2CF3); 1,1,2,3,3,4,4,5,5-nonafluoro-1-pentene (CF2═CFCF2CF2CHF2); 1,1,2,3,4,4,5,5,5-nonafluoro-2-pentene (CHF2CF═CFCF2CF3); 1,1,1,2,3,4,4,5,5-nonafluoro-2-pentene (CF3CF═CFCF2CHF2); 1,1,1,2,3,4,5,5,5-nonafluoro-2-pentene (CF3CF═CFCHFCF3); 1,2,3,4,4,4-hexafluoro-3-(trifluoromethyl)-1-butene (CHF═CFCF(CF3)2); 1,1,2,4,4,4-hexafluoro-3-(trifluoromethyl)-1-butene (CF2═CFCH(CF3) 2); 1,1,1,4,4,4-hexafluoro-2-(trifluoromethyl)-2-butene (CF3CH═C(CF3)2); 1,1,3,4,4,4-hexafluoro-3-(trifluoromethyl)-1-butene (CF2═CHCF(CF3)2); 2,3,3,4,4,5,5,5-octafluoro-1-pentene (CH2═CFCF2CF2CF3); 1,2,3,3,4,4,5,5-octafluoro-1-pentene (CHF═CFCF2CF2CHF2); 3,3,4,4,4-pentafluoro-2-(trifluoromethyl)-1-butene (CH2═C(CF3)CF2CF3); 1,1,4,4,4-pentafluoro-3-(trifluoromethyl)-1-butene (CF2═CHCH(CF3)2); 1,3,4,4,4-pentafluoro-3-(trifluoromethyl)-1-butene (CHF═CHCF(CF3)2); 1,1,4,4,4-pentafluoro-2-(trifluoromethyl)-1-butene (CF2═C(CF3)CH2CF3); 3,4,4,4-tetrafluoro-3-(trifluoromethyl)-1-butene ((CF3)2CFCH═CH2); 3,3,4,4,5,5,5-heptafluoro-1-pentene (CF3CF2CF2CH═CH2); 2,3,3,4,4,5,5-heptafluoro-1-pentene (CH2═CFCF2CF2CHF2); 1,1,3,3,5,5,5-heptafluoro-1-butene (CF2═CHCF2CH2CF3); 1,1,1,2,4,4,4-heptafluoro-3-methyl-2-butene (CF3CF═C(CF3)(CH3)); 2,4,4,4-tetrafluoro-3-(trifluoromethyl)-1-butene (CH2═CFCH(CF3)2); 1,4,4,4-tetrafluoro-3-(trifluoromethyl)-1-butene (CHF═CHCH(CF3)2); 1,1,1,4-tetrafluoro-2-(trifluoromethyl)-2-butene (CH2FCH═C(CF3)2); 1,1,1,3-tetrafluoro-2-(trifluoromethyl)-2-butene (CH3CF═C(CF3)2); 1,1,1-trifluoro-2-(trifluoromethyl)-2-butene ((CF3)2C═CHCH3); 3,4,4,5,5,5-hexafluoro-2-pentene (CF3CF2CF═CHCH3); 1,1,1,4,4,4-hexafluoro-2-methyl-2-butene (CF3C(CH3)═CHCF3); 3,3,4,5,5,5-hexafluoro-1-pentene (CH2═CHCF2CHFCF3); 4,4,4-trifluoro-2-(trifluoromethyl)-1-butene (CH2═C(CF3)CH2CF3); 1,1,2,3,3,4,4,5,5,6,6,6-dodecafluoro-1-hexene (CF3(CF2)3CF═CF2); 1,1,1,2,2,3,4,5,5,6,6,6-dodecafluoro-3-hexene (CF3CF2CF═CFCF2CF3); 1,1,1,4,4,4-hexafluoro-2,3-bis(trifluoromethyl)-2-butene ((CF3)2C═C(CF3)2); 1,1,1,2,3,4,5,5,5-nonafluoro-4-(trifluoromethyl)-2-pentene ((CF3)2CFCF═CFCF3); 1,1,1,4,4,5,5,5-octafluoro-2-(trifluoromethyl)-2-pentene ((CF3)2C═CHC2F5); 1,1,1,3,4,5,5,5-octafluoro-4-(trifluoromethyl)-2-pentene ((CF3)2CFCF═CHCF3); 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene (CF3CF2CF2CF2CH═CH2); 4,4,4-trifluoro-3,3-bis(trifluoromethyl)-1-butene (CH2═CHC(CF3)3); 1,1,1,4,4,4-hexafluoro-3-methyl-2-(trifluoromethyl)-2-butene ((CF3)2C═C(CH3)(CF3)); 2,3,3,5,5,5-hexafluoro-4-(trifluoromethyl)-1-pentene (CH2═CFCF2CH(CF3)2); 1,1,1,2,4,4,5,5,5-nonafluoro-3-methyl-2-pentene (CF3CF═C(CH3)CF2CF3); 1,1,1,5,5,5-hexafluoro-4-(trifluoromethyl)-2-pentene (CF3CH═CHCH(CF3)2); 3,4,4,5,5,6,6,6-octafluoro-2-hexene (CF3CF2CF2CF═CHCH3); 3,3,4,4,5,5,6,6-octafluoro1-hexene (CH2═CHCF2CF2CF2CHF2); 1,1,1,4,4-pentafluoro-2-(trifluoromethyl)-2-pentene ((CF3)2C═CHCF2CH3); 4,4,5,5,5-pentafluoro-2-(trifluoromethyl)-1-pentene (CH2═C(CF3)CH2C2F5); 3,3,4,4,5,5,5-heptafluoro-2-methyl-1-pentene (CF3CF2CF2C(CH3)═CH2); 4,4,5,5,6,6,6-heptafluoro-2-hexene (CF3CF2CF2CH═CHCH3); 4,4,5,5,6,6,6-heptafluoro-1-hexene (CH2═CHCH2CF2C2F5); 1,1,1,2,2,3,4-heptafluoro-3-hexene (CF3CF2CF═CFC2H5); 4,5,5,5-tetrafluoro-4-(trifluoromethyl)-1-pentene (CH2═CHCH2CF(CF3)2); 1,1,1,2,5,5,5-heptafluoro-4-methyl-2-pentene (CF3CF═CHCH(CF3)(CH3)); 1,1,1,3-tetrafluoro-2-(trifluoromethyl)-2-pentene ((CF3)2C═CFC2H5); 1,1,1,2,3,4,4,5,5,6,6,7,7,7-tetradecafluoro-2-heptene (CF3CF═CFCF2CF2C2F5); 1,1,1,2,2,3,4,5,5,6,6,7,7,7-tetradecafluoro-3-heptene (CF3CF2CF═CFCF2C2F5); 1,1,1,3,4,4,5,5,6,6,7,7,7-tridecafluoro-2-heptene (CF3CH═CFCF2CF2C2F5); 1,1,1,2,4,4,5,5,6,6,7,7,7-tridecafluoro-2-heptene (CF3CF═CHCF2CF2C2F5); 1,1,1,2,2,4,5,5,6,6,7,7,7-tridecafluoro-3-heptene (CF3CF2CH═CFCF2C2F5); and 1,1,1,2,2,3,5,5,6,6,7,7,7-tridecafluoro-3-heptene (CF3CF2CF═CHCF2C2F5). 4. The composition of claim 1, wherein said fluoroolefin comprises at least one fluoroolefin selected from the group consisting of HFC-1225ye, HFC-1234yf, HFC-1234ze, and HFC-1243zf. 5. The composition of claim 1, further comprising at least one metal deactivator selected from the group consisting of areoxalyl bis(benzylidene)hydrazide; N,N′-bis(3,5-di-tert-butyl-4-hydroxyhydrocinnamoylhydrazine); 2,2′-oxamidobis-ethyl-(3,5-d-tert-butyl-4-hydroxyhydorcinnamate); ethyenediaminetetraacetic acid and salts thereof; and mixtures thereof. 6. A process for producing cooling comprising condensing the composition of claim 1 and thereafter evaporating said composition in the vicinity of a body to be cooled. 7. A process for producing heat comprising condensing the composition of claim 1 in the vicinity of a body to be heated, and thereafter evaporating said composition. 8. The composition of claim 1, wherein said functionalized perfluoropolyethers comprise perfluoropolyether- or perfluoroalkyl-containing and phosphorus-containing partially esterified aryl phosphates, aryl phosphonates or salts thereof. 9. The composition of claim 8, wherein said functionalized perfluoropolyethers contain either (i) a mono- or poly-alkylene oxide linking group between the phosphorus and a fluorocarbon group, or (ii) no linking group between the phosphorus and fluorocarbon. 10. The composition of claim 1 wherein said functionalized perfluoropolyether stabilizers are represented by Formula B, which contain either a perfluoroalkyl or perfluoropolyether side chain. 11. The composition of claim 1 wherein said functionalized perfluoropolyether stabilizers are perfluoropolyether alkyl alcohols comprising a perfluoropolyether segment and one or more alcohols segments having a general formula, —CH2(CqH2q)OH, wherein-CqH2q represents a divalent linear or branched alkyl radical where q is an integer from 1 to about 10. 12. The composition of claim 1 wherein said functionalized perfluoropolyether stabilizers comprise substituted aryl pnictogen compositions having the structure [Rf1—(CtR(u+v))]mE(O)n(CtR1(u+v+1))(3−m), wherein Rf1 is a fluoropolyether chain having a formula weight ranging from about 400 to about 15,000, comprises repeat units, and is selected from the group consisting of: (a) J-O—(CF(CF3)CF2O)c(CFXO)dCFZ—;(b) J1-O—(CF2CF2O)e(CF2O)fCFZ1—;(c) J2-O—(CF(CF3)CF2O)jCF(CF3)CF2—;(d) J3-O—(CQ2—CF2CF2-O)k-CQ2—CF2—;(e) J3-O—(CF(CF3)CF2O)g(CF2CF2O)h(CFXO)j—CFZ—;(f) J4-O—(CF2CF2O)rCF2—; and(h) combinations of two or more thereof wherein J is a fluoroalkyl group selected from the group consisting of CF3, C2F5, C3F7, CF2Cl, C2F4Cl, C3F6Cl, and combinations of two or more thereof;c and d are numbers such that the ratio of c:d ranges from about 0.01 to about 0.5;X is F, CF3, or combinations thereof;Z is F, Cl or CF3;J1 is a fluoroalkyl group selected from the group consisting of CF3, C2F5, C3F7, CF2Cl, C2F4Cl, and combinations of two or more thereof;e and f are numbers such that the ratio of e:f ranges from about 0.3 to about 5;Z1 is F or Cl;J2 is C2F5, C3F7, or combinations thereof;j is an average number such that the formula weight of Rf ranges from about 400 to about 15,000;J3 is selected from the group consisting of CF3, C2F5, C3F7, and combinations of two or more thereof;k is an average number such that the formula weight of Rf ranges from about 400 to about 15,000;each Q is independently F, Cl, or H;g, h and i are numbers such that (g+h) ranges from about 1 to about 50, the ratio of i:(g+h) ranges from about 0.1 to about 0.5;J4 is CF3, C2F5, or combinations thereof;r is an average number such that the formula weight of Rf ranges from about 400 to about 15,000; andeach R and R1 is independently H, a C1-C10 alkyl, a halogen, OR3, OH, SO3M, NR22, R3OH, R3SO3M, R3NR22, R3NO2, R3CN, C(O)OR3, C(O)OM, C(O)R3, or C(O)NR22, or combinations of two or more thereof; wherein R2 is independently H, C1-C10 alkyl, or combinations of two or more thereof;R3 is a C1-C10 alkyl; andM is hydrogen or a metal, preferably not aluminum;t is equal to (6+u);u is any combination of 0, 2, 4, 6, 8, 10, 12, 14, 16;v is independently either 2 or 4;n is 0 or 1;E is P, As, or Sb; andm is greater than about 0.5 to about 3, provided that, when E=P, m=3.0 and t=6, R cannot be exclusively H or contain F. 13. The composition of claim 1 wherein the functionalized perfluoropolyether stabilizers of the present invention comprise aryl perfluoropolyethers, which are monofunctional aryl perfluoropolyethers having the formula of Rf—(Y)a—(CtR(u+v))—(O—CtR1(u+v))b—R, difunctional aryl perfluoropolyethers having the formula of Rf1—[(Y)a—(CtR(u+v))—(O—CtR1(u+v))b—R]2, or combinations thereof, wherein each of Rf and Rf1 has a formula weight of about 400 to about 15,000;Rf comprises repeat units selected from the group consisting of(a) J-O—(CF(CF3)CF2O)c(CFXO)dCFZ—,(b) J1-O—(CF2CF2O)e(CF2O)fCFZ1—,(c) J2-O—(CF(CF3)CF2O)jCF(CF3)—,(d) J3-O—(CQ2—CF2CF2—O)k—CQ2—,(e) J3-O—(CF(CF3)CF2O)g(CF2CF2O)h(CFX—O)i—CFZ—,(f) J4-O—(CF2CF2O)k′CF2—, and(g) combinations of two or more thereof; andwherethe units with formulae CF2CF2O and CF2O are randomly distributed along the chain;J is CF3, C2F5, C3F7, CF2Cl, C2F4Cl, C3F6Cl, or combinations of two or more thereof;c and d are numbers such that the c/d ratio ranges from about 0.01 to about 0.5;X is —F, —CF3, or combinations thereof;Z is —F, —Cl or —CF3;Z1 is —F or —Cl,J1 is CF3, C2F5, C3F7, CF2Cl, C2F4Cl, or combinations of two or more thereof;e and f are numbers such that the e/f ratio ranges from about 0.3 to about 5;J2 is —C2F5, —C3F7, or combinations thereof;j is an average number such that the formula weight of Rf ranges from about 400 to about 15,000;J3 is CF3, C2F5, C3F7, or combinations of two or more thereof;k is an average number such that the formula weight of Rf ranges from about 400 to about 15,000;each Q is independently —F, —Cl, or —H;g, h and i are numbers such that (g+h) ranges from about 1 to about 50, the i/(g+h) ratio ranges from about 0.1 to about 0.5;J4 is CF3, C2F5, or combinations thereof;k′ is an average number such that the formula weight of Rf ranges from about 400 to about 15,000;each R is independently —H, a halogen, —OH, —SO3M, NR32, —NO2, —R4OH, —R4SO3M, —R4NR32, —R4NO2, —R4CN, —C(O)OR4, —C(O)OM, —C(O)R4, —C(O)NR32, or combinations of two or more thereof; except that when b=0, R cannot be four hydrogen atoms and —OH, or —Br, or —NH2; or R cannot be solely H or —NO2, or combinations thereof;each R1 is independently H, —R4, —OR4, a halogen, —OH, —SO3M, —NR32, —NO2, —CN, —R4OH, —R4SO3M, —R4NR32, —R4NO2, —R4CN, —C(O)OR4, —C(O)OM, —C(O)R4, C(O)NR32, or combinations of two or more thereof provided that if b=0, the combination of R and R2 cannot be four or more hydrogen atoms and —OH, —Br, —NH2, or —NO2;each R3 is independently H, C1-C10 alkyl, or combinations of two or more thereof;R4 is a C1-C10 alkyl;M is a hydrogen or metal ion;a is 0 or 1;b is 0-5;Y is a divalent radical —CH2OCH2—, —(CH2)o—O—, —(CF2)n—, —CF2O—, —CF2OCF2—, —C(O)—, —C(S)—, or combinations of two or more thereof;n is about 1 to about 5;o is about 2 to about 5;t is equal to 6+u;u is any combination of 0, 2, 4, 6, 8, 10, 12, 14, 16;v is independently either 2 or 4;Rf1 is —(CF2CF2O)e(CF2O)fCF2—, —(C3F6O)p(CF2CF2O)q(CFXO)rCF2—, —(CF2CF2O)(C3F6O)wCF(CF3)—, —CF(CF3)O(C3F6O)w—Rf2—O(C3F6O)wCF(CF3)—, —((CQ2)CF2CF2O)sCF2CF2—, or combinations of two or more thereof;wheree, f, X, and Q are as defined above;p, q and r are numbers such that (p+q) ranges from 1 to 50 and r/(p+q) ranges from 0.1 to 0.05;each w is independently 2 to 45;Rf2 is linear or branched —CmF2m—; m is 1-10; and s is an average number such that the formula weight of Rf1 ranges from 400 to 15,000. 14. The composition of claim 1 further comprising a lubricant selected from the groups consisting of mineral oils, alkylbenzenes, polyalphaolefins, silicone oils, polyoxyalkylene glycol ethers, polyol esters, polyvinylethers and mixtures thereof. 15. A method for stabilizing a composition comprising at least one fluoroolefin, said method comprising adding an effective amount of a stabilizer comprising at least one terpene, terpenoid, or fullerene, and at least one compound selected from the group consisting of functionalized perfluoropolyethers, to said composition comprising at least one fluoroolefin. 16. A method of claim 15 wherein degradation caused by the presence of inadvertent air in a refrigeration, air-conditioning or heat pump system, is reduced. 17. A method of claim 15 wherein reaction of at least one original composition component with oxygen is reduced.
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