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MX172024B - Composicion para usarse en refrigeracion por compresion y metodo para mejorar la lubricacion en el equipo de refrigeracion por compresion - Google Patents

Composicion para usarse en refrigeracion por compresion y metodo para mejorar la lubricacion en el equipo de refrigeracion por compresion

Info

Publication number
MX172024B
MX172024B MX020982A MX2098290A MX172024B MX 172024 B MX172024 B MX 172024B MX 020982 A MX020982 A MX 020982A MX 2098290 A MX2098290 A MX 2098290A MX 172024 B MX172024 B MX 172024B
Authority
MX
Mexico
Prior art keywords
compression refrigeration
composition
improving lubrication
refrigeration equipment
equipment
Prior art date
Application number
MX020982A
Other languages
English (en)
Inventor
Robert Alexander Gorski
William Lowell Brown
Original Assignee
Du Pont
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23420184&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX172024(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Du Pont filed Critical Du Pont
Publication of MX172024B publication Critical patent/MX172024B/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M171/00—Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
    • C10M171/008—Lubricant compositions compatible with refrigerants
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-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
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041—Materials 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
    • C09K5/044—Materials 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
    • C09K5/045—Materials 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/24—Only one single fluoro component present

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Lubricants (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Processing Of Solid Wastes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

La presente invención se refiere a una composición para usarse en refrigeración por compresión, caracterizada porque comprende: a) al menos un compuesto seleccionado del grupo que consiste de un tetrafluoroetano y pentafluoroetano; y b) una cantidad suficiente para proporcionar lubricación, de al menos un glicol de polioxialquileno al azar el cual es monofuncional con respecto a grupos hidroxilo y está basado en 25 a 75 por ciento de óxido de etileno y 75 a 25 por ciento de óxido de propileno, que tiene una viscosidad en SUS a 37.78 grados C (100 grados F) de 100 a 1200 y es miscible en combinación con el componente (a) en la gama de temperaturas desde -40 grados C hasta al menos +20 grados C.
MX020982A 1989-06-02 1990-06-01 Composicion para usarse en refrigeracion por compresion y metodo para mejorar la lubricacion en el equipo de refrigeracion por compresion MX172024B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/360,984 US4971712A (en) 1989-06-02 1989-06-02 Compositions for compression refrigeration and methods of using them

Publications (1)

Publication Number Publication Date
MX172024B true MX172024B (es) 1993-11-29

Family

ID=23420184

Family Applications (1)

Application Number Title Priority Date Filing Date
MX020982A MX172024B (es) 1989-06-02 1990-06-01 Composicion para usarse en refrigeracion por compresion y metodo para mejorar la lubricacion en el equipo de refrigeracion por compresion

Country Status (14)

Country Link
US (2) US4971712A (es)
EP (1) EP0402009B2 (es)
JP (1) JP2818471B2 (es)
KR (1) KR910000987A (es)
CN (1) CN1047689A (es)
AT (1) ATE108820T1 (es)
AU (1) AU631646B2 (es)
BR (1) BR9002596A (es)
CA (1) CA2017872A1 (es)
DE (1) DE69010778T3 (es)
ES (1) ES2057401T5 (es)
IL (1) IL94584A0 (es)
MX (1) MX172024B (es)
ZA (1) ZA904212B (es)

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Also Published As

Publication number Publication date
AU5619790A (en) 1990-12-06
US5152926A (en) 1992-10-06
EP0402009B1 (en) 1994-07-20
ATE108820T1 (de) 1994-08-15
DE69010778D1 (de) 1994-08-25
CN1047689A (zh) 1990-12-12
DE69010778T3 (de) 1998-02-26
CA2017872A1 (en) 1990-12-02
KR910000987A (ko) 1991-01-30
ES2057401T5 (es) 1998-03-01
EP0402009A1 (en) 1990-12-12
BR9002596A (pt) 1991-08-20
JP2818471B2 (ja) 1998-10-30
EP0402009B2 (en) 1997-12-03
ES2057401T3 (es) 1994-10-16
ZA904212B (en) 1992-02-26
US4971712A (en) 1990-11-20
DE69010778T2 (de) 1995-03-09
JPH03103497A (ja) 1991-04-30
IL94584A0 (en) 1991-04-15
AU631646B2 (en) 1992-12-03

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