EP0436422B1 - Overbased alcaline or alcalin earth metal phenate containing phosphorus and lubricating compositions containing the same. - Google Patents

Overbased alcaline or alcalin earth metal phenate containing phosphorus and lubricating compositions containing the same.

Info

Publication number
EP0436422B1
EP0436422B1 EP19900403691 EP90403691A EP0436422B1 EP 0436422 B1 EP0436422 B1 EP 0436422B1 EP 19900403691 EP19900403691 EP 19900403691 EP 90403691 A EP90403691 A EP 90403691A EP 0436422 B1 EP0436422 B1 EP 0436422B1
Authority
EP
European Patent Office
Prior art keywords
alcalin
alcaline
overbased
earth metal
same
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 - Lifetime
Application number
EP19900403691
Other languages
German (de)
French (fr)
Other versions
EP0436422A1 (en
Inventor
Jean-Philippe Roman
Pierre Hoornaert
Anne-Christine Barbier
Michel Lhopital
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.)
Societe National Elf Aquitaine
Original Assignee
Societe National Elf Aquitaine
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 Societe National Elf Aquitaine filed Critical Societe National Elf Aquitaine
Publication of EP0436422A1 publication Critical patent/EP0436422A1/en
Application granted granted Critical
Publication of EP0436422B1 publication Critical patent/EP0436422B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C10M159/00—Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
    • C10M159/12—Reaction products
    • C10M159/20—Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products
    • C10M159/22—Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products containing phenol radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)
EP19900403691 1989-12-28 1990-12-20 Overbased alcaline or alcalin earth metal phenate containing phosphorus and lubricating compositions containing the same. Expired - Lifetime EP0436422B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8917350 1989-12-28
FR8917350A FR2656624A1 (en) 1989-12-28 1989-12-28

Publications (2)

Publication Number Publication Date
EP0436422A1 EP0436422A1 (en) 1991-07-10
EP0436422B1 true EP0436422B1 (en) 1993-10-20

Family

ID=9389088

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900403691 Expired - Lifetime EP0436422B1 (en) 1989-12-28 1990-12-20 Overbased alcaline or alcalin earth metal phenate containing phosphorus and lubricating compositions containing the same.

Country Status (3)

Country Link
EP (1) EP0436422B1 (en)
JP (1) JPH04130191A (en)
FR (1) FR2656624A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1083354A (en) * 1952-11-03 1955-01-07 Lubrizol Corp Improvements to lubricants containing carbonate complexes
FR1589108A (en) * 1968-08-20 1970-03-23
US4328111A (en) * 1978-11-20 1982-05-04 Standard Oil Company (Indiana) Modified overbased sulfonates and phenates
FR2616441B1 (en) * 1987-06-11 1990-03-23 Elf France PROCESS FOR THE PREPARATION OF BASED ADDITIVES AND COMPOSITIONS CONTAINING SAID ADDITIVES

Also Published As

Publication number Publication date
FR2656624A1 (en) 1991-07-05
EP0436422A1 (en) 1991-07-10
JPH04130191A (en) 1992-05-01

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