FR2453890B1 - Composition fluide et concentre d'huile de graissage contenant un carbamate de metal alcalin ou alcalino-terreux substitue a l'azote par un ou deux groupes hydrocarbylaliphatiques - Google Patents

Composition fluide et concentre d'huile de graissage contenant un carbamate de metal alcalin ou alcalino-terreux substitue a l'azote par un ou deux groupes hydrocarbylaliphatiques

Info

Publication number
FR2453890B1
FR2453890B1 FR8011932A FR8011932A FR2453890B1 FR 2453890 B1 FR2453890 B1 FR 2453890B1 FR 8011932 A FR8011932 A FR 8011932A FR 8011932 A FR8011932 A FR 8011932A FR 2453890 B1 FR2453890 B1 FR 2453890B1
Authority
FR
France
Prior art keywords
hydrocarbylaliphatic
concentrate
alkali
nitrogen
groups
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
FR8011932A
Other languages
English (en)
Other versions
FR2453890A1 (fr
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.)
Chevron USA Inc
Original Assignee
Chevron Research and Technology Co
Chevron Research Co
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
Priority claimed from US05/972,760 external-priority patent/US4248718A/en
Application filed by Chevron Research and Technology Co, Chevron Research Co filed Critical Chevron Research and Technology Co
Publication of FR2453890A1 publication Critical patent/FR2453890A1/fr
Application granted granted Critical
Publication of FR2453890B1 publication Critical patent/FR2453890B1/fr
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
    • 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
    • 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
    • C10M2201/00—Inorganic compounds or elements 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/061—Carbides; Hydrides; Nitrides
    • 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/16—Carbon dioxide
    • 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/18—Ammonia
    • 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/027—Neutral salts thereof
    • 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/028—Overbased salts thereof
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2215/042—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Alkoxylated derivatives thereof
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/08—Amides
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/08—Amides
    • C10M2215/082—Amides containing hydroxyl groups; Alkoxylated derivatives
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/086—Imides
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/26—Amines
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/28—Amides; Imides
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/04—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/042—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds between the nitrogen-containing monomer and an aldehyde or ketone
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/04—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/043—Mannich bases
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/04—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/046—Polyamines, i.e. macromoleculars obtained by condensation of more than eleven amine monomers
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/06—Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound
    • 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/044—Sulfonic acids, Derivatives thereof, e.g. neutral salts
    • 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/046—Overbasedsulfonic acid salts
    • 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
    • C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
    • C10M2219/066—Thiocarbamic type compounds
    • 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
    • C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
    • C10M2219/066—Thiocarbamic type compounds
    • C10M2219/068—Thiocarbamate metal salts
    • 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
    • C10N2010/00—Metal present as such or in compounds
    • C10N2010/02—Groups 1 or 11
    • 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
    • C10N2010/00—Metal present as such or in compounds
    • C10N2010/04—Groups 2 or 12

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)
FR8011932A 1978-12-26 1980-05-29 Composition fluide et concentre d'huile de graissage contenant un carbamate de metal alcalin ou alcalino-terreux substitue a l'azote par un ou deux groupes hydrocarbylaliphatiques Expired FR2453890B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/972,760 US4248718A (en) 1978-12-26 1978-12-26 Overbased lubricating oil additive
US4460679A 1979-06-01 1979-06-01

Publications (2)

Publication Number Publication Date
FR2453890A1 FR2453890A1 (fr) 1980-11-07
FR2453890B1 true FR2453890B1 (fr) 1985-07-19

Family

ID=26721743

Family Applications (3)

Application Number Title Priority Date Filing Date
FR7931116A Granted FR2445369A1 (fr) 1978-12-26 1979-12-19 Procede de preparation d'une composition d'additif pour huile de graissage, compositions d'additifs obtenues par ce procede, et compositions et concentres d'huiles de graissage
FR8011933A Expired FR2453891B1 (fr) 1978-12-26 1980-05-29 Composition et concentre d'huile de graissage contenant un carbamate de metal alcalin ou alcalino-terreux non substitue ou substitue a l'azote par un groupe amine
FR8011932A Expired FR2453890B1 (fr) 1978-12-26 1980-05-29 Composition fluide et concentre d'huile de graissage contenant un carbamate de metal alcalin ou alcalino-terreux substitue a l'azote par un ou deux groupes hydrocarbylaliphatiques

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR7931116A Granted FR2445369A1 (fr) 1978-12-26 1979-12-19 Procede de preparation d'une composition d'additif pour huile de graissage, compositions d'additifs obtenues par ce procede, et compositions et concentres d'huiles de graissage
FR8011933A Expired FR2453891B1 (fr) 1978-12-26 1980-05-29 Composition et concentre d'huile de graissage contenant un carbamate de metal alcalin ou alcalino-terreux non substitue ou substitue a l'azote par un groupe amine

Country Status (9)

Country Link
AU (1) AU532696B2 (fr)
BR (1) BR7908403A (fr)
CA (1) CA1143719A (fr)
DE (1) DE2950647C2 (fr)
FR (3) FR2445369A1 (fr)
GB (2) GB2039291B (fr)
IT (1) IT1127292B (fr)
NL (1) NL185356C (fr)
SE (2) SE445464B (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126340A (en) * 1964-03-24 Method of increasing alkalinity of com-
US2580274A (en) * 1947-03-08 1951-12-25 Shell Dev Lubricant
BE573208A (fr) * 1957-04-24
GB1068547A (en) * 1963-12-26 1967-05-10 Exxon Research Engineering Co Metal carbonate overbased lubricant detergent-dispersants
US3258426A (en) * 1964-09-29 1966-06-28 Bray Oil Co Dispersing colloidal carbonates in oils
US3492230A (en) * 1966-05-27 1970-01-27 Standard Oil Co Method of preparing alkaline earth sulfonates of high alkalinity
US3524814A (en) * 1966-06-20 1970-08-18 Standard Oil Co Method of preparing over-based alkaline earth sulfonates
US3634493A (en) * 1968-04-11 1972-01-11 Rohm & Haas Oil-soluble azo compounds

Also Published As

Publication number Publication date
AU5251179A (en) 1980-07-03
FR2453891B1 (fr) 1985-07-19
IT1127292B (it) 1986-05-21
GB2113242B (en) 1983-12-07
NL7909087A (nl) 1980-06-30
GB2039291B (en) 1983-05-25
DE2950647C2 (de) 1986-06-26
FR2453890A1 (fr) 1980-11-07
SE8502737L (sv) 1985-06-03
GB2039291A (en) 1980-08-06
NL185356B (nl) 1989-10-16
SE8502737D0 (sv) 1985-06-03
IT7928195A0 (it) 1979-12-19
FR2453891A1 (fr) 1980-11-07
FR2445369B1 (fr) 1983-05-13
GB2113242A (en) 1983-08-03
SE445464B (sv) 1986-06-23
CA1143719A (fr) 1983-03-29
SE7910374L (sv) 1980-06-27
NL185356C (nl) 1990-03-16
BR7908403A (pt) 1980-09-23
AU532696B2 (en) 1983-10-13
FR2445369A1 (fr) 1980-07-25
DE2950647A1 (de) 1980-07-10

Similar Documents

Publication Publication Date Title
BE874049A (fr) Polyurethanne dilue a l'huile minerale et compatible avec les graisses
BE870930A (fr) Composition d'huile lubrifiante additionnee d'un ester de polyol et d'un imide
DZ249A1 (fr) Composition de base d'huile lubrifiante renferman du phosphore, zinc et du cuivre.
BE884063A (fr) Sels d'ammonium quaternaire d'ester-lactone leur procede de preparation et compositions d'huiles lubrifiantes en contenant
FR2554825B1 (fr) Sel metallique basique borate et composition d'huile lubrifiante le contenant
BE867110A (fr) Regeneration d'huiles lubrifiantes usees
ATE87028T1 (de) Phosphitesterzubereitungen sowie schmiermittel und funktionelle fluessigkeiten, die diese enthalten.
FR2423530B1 (fr) Compositions d'additifs a buts multiples pour compositions lubrifiantes et concentres les contenant
BE881519A (fr) Graisse lubrifiante contenant un epaississant constitue par un derive de la pyrrolidone
FR2436177B1 (fr) Compositions a base d'huile lubrifiante contenant un complexe de molybdene
FR2467859B1 (fr) Procede de preparation d'un anhydride polyalcenyl-succinique, produit ainsi prepare et composition d'huile lubrifiante contenant le produit
FR2510601B1 (fr) Formulation d'huile lubrifiante contenant des 1,2-alcanediols borates
DE3577577D1 (de) Schmiermittelzusatz.
FR2485032B1 (fr) Composition d'huile lubrifiante contenant un complexe de succinimide et de di-(alkyle inferieur)-dithiophosphate de metal soluble dans l'huile
FR2304662A1 (fr) Composition de graisse contenant un agent d'epaississement du type mono-uree ou polyuree et un inhibiteur de formation de la rouille
IT8920191A0 (it) Fluido lubrificante per la laminazione a freddo dell'acciaio.
FR2318220A1 (fr) Procede de synthese d'une huile lubrifiante hydrocarbonee a faible viscosite et a bas point de decongelation
AU519840B2 (en) Recovery of used lubricating oil
FR2566599B1 (fr) Dispositif de suspension electrostatique d'un corps
BE876801A (fr) Recuperation d'huile par injection d'eau contenant un agent de surface fluore
ATE54163T1 (de) Schwefel enthaltende schmiermittelzusammensetzungen.
FR2505355B1 (fr) Composition d'huile lubrifiante contenant un ester partiel de glycerol
FR2569199B1 (fr) Alkylcatechols normalement liquides et composition d'huile lubrifiante les contenant
FR2453890B1 (fr) Composition fluide et concentre d'huile de graissage contenant un carbamate de metal alcalin ou alcalino-terreux substitue a l'azote par un ou deux groupes hydrocarbylaliphatiques
ATE54466T1 (de) Tieftemperaturschmieroel.

Legal Events

Date Code Title Description
ST Notification of lapse