Patent US7279451B2 successfully refreshed from Google Patents.
US7279451B2
Expired / Lapsed
US
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Compositions containing fluorine substituted olefins
Assignee: Honeywell International Inc
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Filing: 2004-04-29
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Granted: 2007-10-09
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Expires: 2024-04-29
Abstract
Abstract The use to e of tetrafluoropropenes, particularly (HFO-1234) in a variety of applications, including refrigeration equipment, is disclosed. These materials are generally useful as refrigerants for heating and cooling, as blowing agents, as aerosol propellants, as solvent composition, and as fire extinguishing and suppressing agents.
Inventors
- 👤 Rajiv R. Singh
- 👤 Hang T. Pham
- 👤 Ian Shankland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:18
CPC Classifications
C; C09; C09K; C09K5/00; C09K5/02; C09K5/04; C09K5/041; C09K5/044; C09K5/045; A; A01; A01N; A01N29/00; A23; A23L; A23L27/00; A23L27/20; A23L27/202; A61; A61K; A61K47/00; A61K47/06; A61K9/00; A61K9/0012; A61K9/007; A61K9/0073; A61K9/008; A61L; A61L2/00; A61L2/16; A61L2/18; A62; A62D; A62D1/00; A62D1/0028; A62D1/0057; B; B01; B01D; B01D11/00; B01D11/02; B01D11/0288; B01J; B01J31/00; B01J31/02; B01J31/0231; B01J37/00; B01J37/02; B01J37/03; B01J37/031; B01J37/035; C07; C07C; C07C21/00; C07C21/02; C07C21/18; C08; C08J; C08J9/00; C08J9/04; C08J9/12; C08J9/14; C08J9/143; C08J9/144; C08J9/146; C09D; C09D7/00; C09D7/20; C09K21/00; C09K21/06; C09K21/08; C09K3/00; C09K3/30; C11; C11B; C11B9/00; C11B9/0007; C11D; C11D17/00; C11D17/0043; C11D3/00; C11D3/16; C11D3/24; C11D3/245; F; F25; F25B; F25B41/00; A23V; A23V2002/00; C08J2203/00; C08J2203/14; C08J2203/142; C08J2203/16; C08J2203/162; C08J2203/164; C08J2207/00; C08J2207/04; C08J2325/00; C08J2325/02; C08J2325/04; C08J2325/06; C09K2205/00; C09K2205/10; C09K2205/12; C09K2205/126; C09K2205/22; C09K2205/24; C09K2205/40; C11D2111/00; C11D2111/10; C11D2111/14; C11D2111/22; Y; Y02; Y02A; Y02A40/00; Y02A40/90; Y02A40/963
Claims Analysis
Total Claims: 51
Claim 1
Independent Claim
112 words
A heat transfer composition comprising: (a) at least one fluoroalkene of Formula II: where R′ is (CR 2 ) n Y, Y is CF 3 each R is independently Cl, F, I or H and n is 0 or 1 provided that at least one R on the terminal unsaturated carbon is H and at least one of the remaining Rs is a halogen located on the unsaturated non-terminal carbon, said compound of Formula II being present in the composition in an amount of from about 5% by weight to about 99% by weight, and wherein said heat transfer composition has a Global Warming Potential (GWP) of not greater than about 1000.
Claim 2
Dependent Claim
112 words
A heat transfer composition comprising: (a) at least one fluoroalkene of Formula II: where R′ is (CR 2 ) n Y, Y is CF 3 each R is independently Cl, F, I or H and n is 0 or 1 provided that at least one R on the terminal unsaturated carbon is H and at least one of the remaining Rs is a halogen located on the unsaturated non-terminal carbon, said compound of Formula II being present in the composition in an amount of from about 5% by weight to about 99% by weight, and wherein said heat transfer composition has a Global Warming Potential (GWP) of not greater than about 1000.
Claim 3
Dependent Claim
11 words
The heat transfer composition of claim 1 wherein n is 0.
Claim 4
Dependent Claim
11 words
The heat transfer composition of claim 1 wherein n is 1.
Claim 5
Dependent Claim
15 words
The heat transfer composition of claim 1 wherein said at least one fluoroalkene comprises HFO-1234yf.
Claim 6
Dependent Claim
20 words
The heat transfer composition of claim 4 wherein said at least one fluoroalkene further comprises at least one pentafluoropropene (HFO-1225).
Claim 7
Dependent Claim
17 words
The heat transfer composition of claim 4 wherein said at least one fluoroalkene consists essentially of HFO-1234yf.
Claim 8
Dependent Claim
10 words
The heat transfer composition of claim 1 further comprising lubricant.
Claim 9
Dependent Claim
45 words
The heat transfer composition of claim 7 , wherein said lubricant is present in the composition in an amount of from about 30 to about 50% by weight of the composition based on the total weight of said lubricant and said compound(s) of Formula II.
Claim 10
Dependent Claim
32 words
The composition of claim 7 wherein said lubricant is selected from the group consisting of polyol esters, poly alkylene glycols, polyalkylene silicon oils, mineral oils, alkyl benzenes, poy(alpha-olefins) and combinations of these.
Claim 11
Dependent Claim
14 words
The composition of claim 7 wherein said lubricant comprises at least one polyalkylene glycol.
Claim 12
Dependent Claim
12 words
The composition of claim 7 wherein said lubricant comprises polyalkylene glycol ester.
Claim 13
Dependent Claim
10 words
The composition of claim 1 further comprising a solubilizing agent.
Claim 14
Dependent Claim
9 words
The composition of claim 1 further comprising a compatibilizer.
Claim 15
Dependent Claim
10 words
The composition of claim 13 wherein said compatibilizer comprises propane.
Claim 16
Dependent Claim
10 words
The composition of claim 13 wherein said compatibilizer comprises butane.
Claim 17
Dependent Claim
19 words
The heat transfer composition of claim 1 having a Global Warming Potential (GWP) of not greater than about 150.
Claim 18
Dependent Claim
19 words
The heat transfer composition of claim 1 having a Global Warming Potential (GWP) of not greater than about 75.
Claim 19
Dependent Claim
16 words
The heat transfer composition of claim 1 having an ODP of not greater than about 0.05.
Claim 20
Dependent Claim
16 words
The heat transfer composition of claim 1 having an ODP of not greater than about 0.02.
Claim 21
Dependent Claim
16 words
The heat transfer composition of claim 1 having an ODP of not greater than about zero.
Claim 22
Dependent Claim
32 words
The heat transfer composition of claim 1 wherein said compound of Formula II is present in the composition in an amount of from about 5% by weight to about 95% by weight.
Claim 23
Dependent Claim
28 words
The heat transfer composition of claim 1 wherein said compound of Formula II is present in the composition in an amount of at least about 50% by weight.
Claim 24
Dependent Claim
28 words
The heat transfer composition of claim 1 wherein said compound of Formula II is present in the composition in an amount of at least about 70% by weight.
Claim 25
Dependent Claim
40 words
The heat transfer composition of claim 1 further comprising one or more of the following: difluoromethane (HFC-32); pentafluoroethane (HFC-125); 1,1,2,2-tetrafluoroethane (HFC-1 34); 1,1,1,2-tetrafluoroethane (HFC-134a); difluoroethane (HFC-152a); 1,1,1,2,3,3,3-heptaflu oropropane (HFC-227ea); 1,1,1,3,3,3-hexafluoropropane (HFC-236fa); 1,1,1,3,3-pentafluoropropane (HFC-245fa); 1,1,1,3,3-pentafluorobutane (HFC-365mfc); water; and CO 2 .
Claim 26
Dependent Claim
12 words
The heat transfer composition of claim 1 further comprising a flammability suppressant.
Claim 27
Dependent Claim
15 words
The heat transfer composition of claim 25 wherein said flammability suppressant comprises CF 3 I.
Claim 28
Dependent Claim
14 words
The heat transfer composition of claim 7 wherein said lubricant comprises an alkyl benzene.
Claim 29
Dependent Claim
14 words
The heat transfer composition of claim 7 wherein said lubricant comprises an ester oil.
Claim 30
Dependent Claim
14 words
The heat transfer composition of claim 7 wherein said lubricant comprises a poly(alpha-olefin) oil.
Claim 31
Dependent Claim
26 words
The heat transfer composition of claim 7 wherein said composition has one liquid phase at at least one temperature between about −50° C. and +70° C.
Claim 32
Dependent Claim
32 words
The heat transfer composition of claim 1 further comprising lubricant and being stable when in contact with aluminum, steel and copper under the conditions of use in refrigeration and air conditioning systems.
Claim 33
Dependent Claim
12 words
The heat transfer composition of claim 1 wherein said fluoroalkene comprises HFO-1225ye.
Claim 34
Dependent Claim
15 words
The heat transfer composition of claim 1 further comprising a surfactant and a solubilizing agent.
Claim 35
Dependent Claim
15 words
The heat transfer composition of claim 7 further comprising a surfactant and a solubilizing agent.
Claim 36
Dependent Claim
10 words
A refrigerant according to the composition of claim 1 .
Claim 37
Dependent Claim
31 words
The heat transfer composition of claim 1 further comprising a compatibilizer present in the composition in an amount of from about 0.5 to about 5 percent by weight of the composition.
Claim 38
Dependent Claim
20 words
The heat transfer composition of claim 1 comprising from about 5% by weight to about 95% by weight of HFO-1234yf.
Claim 39
Dependent Claim
15 words
The heat transfer composition of claim 1 wherein said compound of Formula (II) comprises HFO-1225.
Claim 40
Dependent Claim
17 words
The heat transfer composition of claim 1 wherein said at least one fluoroalkene consists essentially of HFO-1225ye.
Claim 41
Dependent Claim
21 words
A refrigeration fluid comprising the heat transfer composition of claim 1 and further comprising a lubricant soluble in said refrigeration fluid.
Claim 42
Dependent Claim
13 words
The heat transfer composition of claim 1 wherein R is H or F.
Claim 43
Dependent Claim
14 words
The heat transfer composition of claim 1 wherein each R is H or F.
Claim 44
Dependent Claim
21 words
The heat transfer composition of claim 1 wherein n is 1 and wherein at least one of said Rs is F.
Claim 45
Dependent Claim
14 words
The heat transfer composition of claim 43 wherein each R is H or F.
Claim 46
Dependent Claim
31 words
The heat transfer composition of claim 1 having a Global Warming Potential (GWP) of not greater than about 150 and an Ozone Depleting Potential (ODP) of not greater than about 0.05.
Claim 47
Dependent Claim
17 words
The composition of claim 45 having an Ozone Depleting Potential (ODP) of not greater than about 0.02.
Claim 48
Dependent Claim
19 words
The heat transfer composition of claim 45 having a Global Warming Potential (GWP) of not greater than about 75.
Claim 49
Dependent Claim
19 words
The heat transfer composition of claim 1 wherein said compound of Formula (II) has a low level of toxicity.
Claim 50
Dependent Claim
20 words
The heat transfer composition of claim 1 comprising from about 5% by weight to about 99% by weight of HFO-1225ye.
Claim 51
Dependent Claim
20 words
The heat transfer composition of claim 1 comprising from about 5% by weight to about 95% by weight of HFO-1225ye.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2010-10-08 | 2011-04-09 | 2011-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2014-10-08 | 2015-04-09 | 2015-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2018-10-08 | 2019-04-09 | 2019-10-09 | $7700.00 | Window Closed / Lapsed |