CA958021A - Perfluoropolyethers having a cyclic structure and process for the preparation thereof - Google Patents

Perfluoropolyethers having a cyclic structure and process for the preparation thereof

Info

Publication number
CA958021A
CA958021A CA107,434A CA107434A CA958021A CA 958021 A CA958021 A CA 958021A CA 107434 A CA107434 A CA 107434A CA 958021 A CA958021 A CA 958021A
Authority
CA
Canada
Prior art keywords
perfluoropolyethers
preparation
cyclic structure
cyclic
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.)
Expired
Application number
CA107,434A
Other versions
CA107434S (en
Inventor
Dario Sianesi
Alberto Grazioli
Renzo Fontanelli
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.)
Montedison SpA
Original Assignee
Montecatini Edison SpA
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 Montecatini Edison SpA filed Critical Montecatini Edison SpA
Application granted granted Critical
Publication of CA958021A publication Critical patent/CA958021A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C10M3/00—Liquid compositions essentially based on lubricating components other than mineral lubricating oils or fatty oils and their use as lubricants; Use as lubricants of single liquid substances
    • 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
    • C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
    • 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
    • C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2213/04—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions obtained from monomers containing carbon, hydrogen, halogen and oxygen
    • 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
    • C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2213/06—Perfluoro polymers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2050/00—Form in which the lubricant is applied to the material being lubricated
    • C10N2050/10—Form in which the lubricant is applied to the material being lubricated semi-solid; greasy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Polyethers (AREA)
  • Fire-Extinguishing Compositions (AREA)
CA107,434A 1970-03-12 1971-03-11 Perfluoropolyethers having a cyclic structure and process for the preparation thereof Expired CA958021A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2182570 1970-03-12

Publications (1)

Publication Number Publication Date
CA958021A true CA958021A (en) 1974-11-19

Family

ID=11187378

Family Applications (1)

Application Number Title Priority Date Filing Date
CA107,434A Expired CA958021A (en) 1970-03-12 1971-03-11 Perfluoropolyethers having a cyclic structure and process for the preparation thereof

Country Status (6)

Country Link
CA (1) CA958021A (en)
DE (1) DE2111696A1 (en)
ES (1) ES389126A1 (en)
FR (1) FR2084474A5 (en)
GB (1) GB1349723A (en)
NL (1) NL7103057A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4399264A (en) * 1981-11-19 1983-08-16 E. I. Du Pont De Nemours & Co. Perfluorodioxole and its polymers
US5025093A (en) * 1985-11-08 1991-06-18 Exfluor Research Corporation Pyrolysis of perfluoropolyethers
US5134211A (en) 1990-01-31 1992-07-28 E. I. Du Pont De Nemours And Company Hydroxy containing fluorovinyl compounds and polymers thereof
FR2912418B1 (en) * 2007-02-12 2012-10-26 Arkema France REFRIGERANT FLUID BASED ON CYCLIC DIETHER.
KR20230078698A (en) 2012-07-10 2023-06-02 더 리젠츠 오브 더 유니버시티 오브 캘리포니아 Methods of inducing anesthesia

Also Published As

Publication number Publication date
DE2111696A1 (en) 1972-01-27
FR2084474A5 (en) 1971-12-17
NL7103057A (en) 1971-09-14
ES389126A1 (en) 1973-06-01
GB1349723A (en) 1974-04-10

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