AU4457893A - Pseudoazeotropic mixtures of difluoromethane, pentafluoroethane and 1,1,1-trifluoroethane, and their use as refrigerant fluids in low temperature refrigeration - Google Patents

Pseudoazeotropic mixtures of difluoromethane, pentafluoroethane and 1,1,1-trifluoroethane, and their use as refrigerant fluids in low temperature refrigeration

Info

Publication number
AU4457893A
AU4457893A AU44578/93A AU4457893A AU4457893A AU 4457893 A AU4457893 A AU 4457893A AU 44578/93 A AU44578/93 A AU 44578/93A AU 4457893 A AU4457893 A AU 4457893A AU 4457893 A AU4457893 A AU 4457893A
Authority
AU
Australia
Prior art keywords
pentafluoroethane
difluoromethane
trifluoroethane
low temperature
temperature refrigeration
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU44578/93A
Inventor
Sylvie Macaudiere
Jean-Claude Tanguy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Arkema France SA
Original Assignee
Elf Atochem SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Elf Atochem SA filed Critical Elf Atochem SA
Publication of AU4457893A publication Critical patent/AU4457893A/en
Abandoned legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00Acyclic saturated compounds containing halogen atoms
    • C07C19/08Acyclic saturated compounds containing halogen atoms containing fluorine
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02Materials undergoing a change of physical state when used
    • C09K5/04Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
    • C09K5/044Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds
    • C09K5/045Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds containing only fluorine as halogen
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/22All components of a mixture being fluoro compounds
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/32The mixture being azeotropic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/40Replacement mixtures
    • C09K2205/47Type R502

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Lubricants (AREA)
AU44578/93A 1992-08-12 1993-08-11 Pseudoazeotropic mixtures of difluoromethane, pentafluoroethane and 1,1,1-trifluoroethane, and their use as refrigerant fluids in low temperature refrigeration Abandoned AU4457893A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9209962 1992-08-12
FR9209962A FR2694764B1 (en) 1992-08-12 1992-08-12 Pseudo-azeotropic mixtures of difluoromethane, pentafluoroethane and 1,1,1-trifluoroethane, and their application as refrigerants in low temperature refrigeration.

Publications (1)

Publication Number Publication Date
AU4457893A true AU4457893A (en) 1994-02-17

Family

ID=9432815

Family Applications (1)

Application Number Title Priority Date Filing Date
AU44578/93A Abandoned AU4457893A (en) 1992-08-12 1993-08-11 Pseudoazeotropic mixtures of difluoromethane, pentafluoroethane and 1,1,1-trifluoroethane, and their use as refrigerant fluids in low temperature refrigeration

Country Status (10)

Country Link
EP (1) EP0583179A1 (en)
JP (1) JPH06172227A (en)
KR (1) KR970006717B1 (en)
AU (1) AU4457893A (en)
CA (1) CA2100693A1 (en)
FI (1) FI933541A (en)
FR (1) FR2694764B1 (en)
IL (1) IL106052A0 (en)
NO (1) NO932451L (en)
ZA (1) ZA935843B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU663736B2 (en) * 1991-09-30 1995-10-19 E.I. Du Pont De Nemours And Company Substantially constant boiling compositions of difluoromethane and trifluoroethane or perfluoroethane

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2413038C (en) * 1990-07-26 2007-02-06 E.I. Du Pont De Nemours And Company Near-azeotropic blends for use as refrigerants
US5736062A (en) * 1993-08-13 1998-04-07 Ausimont S.P.A. Azeotrope-like mixtures utilizable as refrigerating fluids
IT1270960B (en) * 1993-08-13 1997-05-26 Ausimont Spa ALMOST AZEOTROPIC TERNARY MIXTURES WITH REFRIGERANT FLUIDS
FR2733242B1 (en) * 1995-04-20 1997-06-13 Atochem Elf Sa PSEUDO-AZEOTROPIC MIXTURES BASED ON DIFLUOROMETHANE AND PENTAFLUOROETHANE, AND THEIR APPLICATIONS AS REFRIGERANTS
GB9516920D0 (en) * 1995-08-18 1995-10-18 Ici Plc Refrigerant compositions
FR2756294B1 (en) * 1996-11-27 2000-10-20 Atochem Elf Sa USE OF MIXTURES BASED ON DIFLUOROMETHANE AND PENTAFLUOROETHANE AS VERY LOW TEMPERATURE REFRIGERATION FLUIDS
CN1233781C (en) 2003-11-12 2005-12-28 浙江蓝天环保高科技股份有限公司 Environmental protection type refrigerant for replacement of R502

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4943388A (en) * 1989-06-28 1990-07-24 Allied-Signal Inc. Azeotrope-like compositions of pentafluoroethane; 1,1,1-trifluoroethane; and chlorodifluoromethane
JP2792191B2 (en) * 1990-04-04 1998-08-27 ダイキン工業株式会社 Coolant
CN1029625C (en) * 1990-12-17 1995-08-30 纳幕尔杜邦公司 Constant boiling compositions of fluorinated hydrocarbons
US5185094A (en) * 1990-12-17 1993-02-09 E. I. Du Pont De Nemours And Company Constant boiling compositions of pentafluoroethane, difluoromethane, and tetrafluoroethane

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU663736B2 (en) * 1991-09-30 1995-10-19 E.I. Du Pont De Nemours And Company Substantially constant boiling compositions of difluoromethane and trifluoroethane or perfluoroethane

Also Published As

Publication number Publication date
JPH06172227A (en) 1994-06-21
EP0583179A1 (en) 1994-02-16
NO932451D0 (en) 1993-07-06
FI933541A0 (en) 1993-08-11
CA2100693A1 (en) 1994-02-13
FR2694764B1 (en) 1994-10-07
KR970006717B1 (en) 1997-04-29
ZA935843B (en) 1994-03-10
NO932451L (en) 1994-02-14
FR2694764A1 (en) 1994-02-18
IL106052A0 (en) 1993-10-20
KR940004034A (en) 1994-03-14
FI933541A (en) 1994-02-13

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