MULTIFUNCTIONAL LUBRICANT ADDITIVE COMPOSITIONS AND LUBRICATING OILS CONTAINING

• US 3,652,410 A
• Filed: 04/30/1969
• Issued: 03/28/1972
• Est. Priority Date: 05/24/1968
• Status: Expired due to Term

• Current Assignee: Andrew G. Papay, Ralph Hollinghurst
• Original Assignee: Andrew G. Papay, Ralph Hollinghurst
• Inventors: Hollinghurst, Ralph, Papay, Andrew G.
• Primary Examiner(s): Wyman, Daniel E.
• Assistant Examiner(s): Vaughn, I.
• Application Number:
  US04/820,630
• Time in Patent Office: 1,063 Days
• Field of Search: 252/32.7E,33,42.7
• US Class Current: 508/237
• CPC Class Codes: C10M 163/00 Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
• CPC Class Codes: C10M 2207/023 having hydroxy groups bound to carbon atoms of six-membered aromatic rings
• CPC Class Codes: C10M 2207/024 having at least two phenol groups but no condensed ring
• CPC Class Codes: C10M 2207/026 with tertiary alkyl groups
• CPC Class Codes: C10M 2207/027 Neutral salts thereof
• CPC Class Codes: C10M 2207/028 Overbased salts thereof
• CPC Class Codes: C10M 2207/125 having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
• CPC Class Codes: C10M 2207/129 having hydrocarbon chains of thirty or more carbon atoms
• CPC Class Codes: C10M 2207/282 of (cyclo)aliphatic oolycarboxylic acids
• CPC Class Codes: C10M 2207/283 of polyhydroxy compounds
• CPC Class Codes: C10M 2207/287 Partial esters
• CPC Class Codes: C10M 2207/34 Esters having a hydrocarbon substituent of thirty or more carbon atoms, e.g. substituted succinic acid derivatives
• CPC Class Codes: C10M 2207/40 Fatty vegetable or animal oils
• CPC Class Codes: C10M 2207/404 obtained from genetically modified species
• CPC Class Codes: C10M 2209/084 Acrylate; Methacrylate
• CPC Class Codes: C10M 2215/04 having amino groups bound to acyclic or cycloaliphatic carbon atoms
• CPC Class Codes: C10M 2215/042 containing hydroxy groups; Alkoxylated derivatives thereof
• CPC Class Codes: C10M 2215/08 Amides
• CPC Class Codes: C10M 2215/082 containing hydroxyl groups; Alkoxylated derivatives
• CPC Class Codes: C10M 2215/086 Imides
• CPC Class Codes: C10M 2215/102 : Ureas; Semicarbazides; Allophanates
• CPC Class Codes: C10M 2215/12 : Partial amides of polycarboxylic acids
• CPC Class Codes: C10M 2215/26 : Amines
• CPC Class Codes: C10M 2215/28 : Amides; Imides
• CPC Class Codes: C10M 2217/046 : Polyamines, i.e. macromoleculars obtained by condensation of more than eleven amine monomers
• CPC Class Codes: C10M 2217/06 : Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound
• CPC Class Codes: C10M 2219/02 : Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds
• CPC Class Codes: C10M 2219/022 : of hydrocarbons, e.g. olefines
• CPC Class Codes: C10M 2219/024 : of esters, e.g. fats
• CPC Class Codes: C10M 2219/044 : Sulfonic acids, Derivatives thereof, e.g. neutral salts
• CPC Class Codes: C10M 2219/046 : Overbasedsulfonic acid salts
• CPC Class Codes: C10M 2219/082 : containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms
• CPC Class Codes: C10M 2219/087 : containing hydroxy groups; Derivatives thereof, e.g. sulfurised phenols
• CPC Class Codes: C10M 2219/088 : Neutral salts
• CPC Class Codes: C10M 2219/089 : Overbased salts
• CPC Class Codes: C10M 2221/041 : involving sulfurisation of macromolecular compounds, e.g. polyolefins
• CPC Class Codes: C10M 2223/04 : Phosphate esters
• CPC Class Codes: C10M 2223/042 : Metal salts thereof
• CPC Class Codes: C10M 2223/045 : Metal containing thio derivatives
• CPC Class Codes: C10M 2223/065 : containing sulfur
• CPC Class Codes: C10M 2225/00 : Organic macromolecular compounds containing phosphorus as ingredients in lubricant compositions
• CPC Class Codes: C10M 2225/02 : Macromolecular compounds from phosphorus-containg monomers, obtained by reactions involving only carbon-to-carbon unsaturated bonds
• CPC Class Codes: C10M 2225/041 : Hydrocarbon polymers
• CPC Class Codes: C10M 3/00 : 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 compositions in general essentially based on macromolecular compounds C08L
• CPC Class Codes: C10N 2010/04 : Groups 2 or 12
• CPC Class Codes: C10N 2010/14 : Group 7
• CPC Class Codes: C10N 2010/16 : Groups 8, 9, or 10
• CPC Class Codes: C10N 2040/02 : Bearings
• CPC Class Codes: C10N 2040/08 : Hydraulic fluids, e.g. brake-fluids
• CPC Class Codes: F23N 1/027 : using mechanical means
• CPC Class Codes: F23N 5/02 : using devices responsive to thermal changes or to thermal expansion of a medium

Abstract

Balanced oil additive compositions can be used in the engine, gears and elsewhere of mobile equipment. Appropriate concentrations of basic detergents, dispersants, antioxidants, extreme pressure agents and friction modifiers are balanced.

Claims

2. from about 30 to about 95 percent by weight of a combination of from about 50 to about 80 percent by weight of a sulfur-containing compound selected from the group consisting of an alkyl sulfide and an alkyl polysulfide the alkyl groups of which each have from 1 to about 8 carbon atoms, and sulfurized polyolefins wherein the olefins have from 2 to about 8 carbon atoms per molecule, and from about 20 to about 50 percent by weight of a friction modifying agent selected from the group consisting of sperm oil, a C12-24 fatty acid and a C12-24 alkenyl sarcosine, and ii. from about 5 to about 70 percent by weight of

3. An additive formulation according to claim 1, wherein the detergent (A) (i) is a calcium sulfonate having a Total Base Number of about 300.

4. a combination of 50 to about 80 percent by weight of an organic di-alkyl phosphite, the alkyl groups of which have from 1 to about 8 carbon atoms, and from about 20 to about 50 percent by weight of said friction modifying agent.

5. An additive formulation according to claim 1 containing a dispersing amount of an alkenyl succinic anhydride polyalkylene polyamine.

6. An additive formulation according to claim 5 wherein the alkenyl anhydride polyalkylene polyamine is a polybutene succinic anhydride tetraethylene pentamine.

7. An additive formulation according to claim 1, wherein the sulfurized fat (B) (a) (1) is sulfurized sperm oil containing about 13 percent by weight of sulfur.

8. An additive formulation according to claim 1, wherein the sulfurized polyolefin (B) (a) (2) is a sulfurized polybutene containing about 40 percent by weight of sulfur.

9. An additive formulation according to claim 1, wherein the C12-24 alkenyl sarcosine is oleyl sarcosine.

10. An additive formulation according to claim 1 wherein the organic phosphite (B) (b) (3) is dioleyl phosphite.

11. An additive formulation according to claim 1, wherein the organic acid phosphate (B) (b) (3) is a C14-18 mixed alkyl acid phosphate.

12. A multipurpose lubricating oil composition comprising an oil of lubricating viscosity and from about 3 to about 23 percent by weight, based upon the total oil composition of an additive formulation of claim 1.