Lubricating composition

• US 4,956,122 A
• Filed: 12/23/1988
• Issued: 09/11/1990
• Est. Priority Date: 03/10/1982
• Status: Expired due to Term

• Current Assignee: Uniroyal Chemical Company Inc
• Original Assignee: Uniroyal Chemical Company Inc
• Inventors: Watts, Raymond F., Loveless, Frederick C., Nudenberg, Walter
• Primary Examiner(s): Garvin, Patrick P.
• Application Number:
  US07/291,382
• Time in Patent Office: 627 Days
• Field of Search: 252/565, 585/11, 585/12
• US Class Current: 508/485
• CPC Class Codes: C10M 111/04 at least one of them being a macromolecular organic compound
• CPC Class Codes: C10M 169/04 Mixtures of base-materials and additives
• CPC Class Codes: C10M 2203/06 Well-defined aromatic compounds
• CPC Class Codes: C10M 2203/065 used as base material
• CPC Class Codes: C10M 2205/00 Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
• CPC Class Codes: C10M 2205/02 containing acyclic monomers
• CPC Class Codes: C10M 2205/0206 used as base material
• CPC Class Codes: C10M 2205/0225 used as base material
• CPC Class Codes: C10M 2205/028 containing aliphatic monomers having more than four carbon atoms
• CPC Class Codes: C10M 2205/0285 used as base material
• CPC Class Codes: C10M 2205/06 containing conjugated dienes
• CPC Class Codes: C10M 2205/063 used as base material
• CPC Class Codes: C10M 2205/10 containing cycloaliphatic monomers
• CPC Class Codes: C10M 2205/22 Alkylation reaction products with aromatic type compounds, e.g. Friedel-crafts
• 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 2207/123 polycarboxylic
• CPC Class Codes: C10M 2207/127 : polycarboxylic
• CPC Class Codes: C10M 2207/129 : having hydrocarbon chains of thirty or more carbon atoms
• CPC Class Codes: C10M 2207/22 : Acids obtained from polymerised unsaturated acids
• CPC Class Codes: C10M 2207/262 : derived from hydroxy substituted aromatic acids, e.g. salicylates
• CPC Class Codes: C10M 2207/2805 : used as base material
• CPC Class Codes: C10M 2207/281 : of (cyclo)aliphatic monocarboxylic acids
• CPC Class Codes: C10M 2207/2815 : used as base material
• CPC Class Codes: C10M 2207/282 : of (cyclo)aliphatic oolycarboxylic acids
• CPC Class Codes: C10M 2207/283 : of polyhydroxy compounds
• CPC Class Codes: C10M 2207/2835 : used as base material
• CPC Class Codes: C10M 2207/2845 : used as base material
• CPC Class Codes: C10M 2207/286 : of polymerised unsaturated acids
• CPC Class Codes: C10M 2207/287 : Partial esters
• CPC Class Codes: C10M 2207/288 : containing free carboxyl groups
• CPC Class Codes: C10M 2207/289 : containing free hydroxy groups
• 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 2207/345 : used as base material
• CPC Class Codes: C10M 2207/40 : Fatty vegetable or animal oils
• CPC Class Codes: C10M 2207/401 : used as base material
• CPC Class Codes: C10M 2207/404 : obtained from genetically modified species
• CPC Class Codes: C10M 2207/4045 : used as base material
• CPC Class Codes: C10M 2209/084 : Acrylate; Methacrylate
• CPC Class Codes: C10M 2215/02 : Amines, e.g. polyalkylene polyamines; Quaternary amines polyalkylene polyamines with eleven or more monomer units C10M2217/046
• 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 2215/064 : Di- and triaryl amines
• 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 2215/22 : Heterocyclic nitrogen compounds
• CPC Class Codes: C10M 2215/221 : Six-membered rings containing nitrogen and carbon only
• CPC Class Codes: C10M 2215/224 : Imidazoles
• CPC Class Codes: C10M 2215/225 : the rings containing both nitrogen and oxygen
• CPC Class Codes: C10M 2215/226 : Morpholines
• CPC Class Codes: C10M 2215/24 : having hydrocarbon substituents containing thirty or more carbon atoms , e.g. nitrogen derivatives of substituted succinic acid
• CPC Class Codes: C10M 2215/26 : Amines
• CPC Class Codes: C10M 2215/28 : Amides; Imides
• CPC Class Codes: C10M 2215/30 : Heterocyclic compounds
• CPC Class Codes: C10M 2217/043 : Mannich bases
• 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 2219/044 : Sulfonic acids, Derivatives thereof, e.g. neutral salts
• CPC Class Codes: C10M 2219/046 : Overbasedsulfonic acid salts
• 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 2223/045 : Metal containing thio derivatives
• CPC Class Codes: C10M 2223/06 : having phosphorus-to-carbon bonds
• CPC Class Codes: C10M 2223/061 : Metal salts
• CPC Class Codes: C10M 2223/065 : containing sulfur
• CPC Class Codes: C10M 2225/041 : Hydrocarbon polymers
• CPC Class Codes: C10M 2229/02 : Unspecified siloxanes; Silicones
• CPC Class Codes: C10M 2229/04 : Siloxanes with specific structure
• CPC Class Codes: C10M 2229/041 : containing aliphatic substituents
• CPC Class Codes: C10M 2229/042 : containing aromatic substituents
• CPC Class Codes: C10M 2229/043 : containing carbon-to-carbon double bonds
• CPC Class Codes: C10M 2229/044 : containing silicon-to-hydrogen bonds
• CPC Class Codes: C10M 2229/045 : containing silicon-to-hydroxyl bonds
• CPC Class Codes: C10M 2229/046 : containing silicon-oxygen-carbon bonds
• CPC Class Codes: C10M 2229/047 : containing alkylene oxide groups
• CPC Class Codes: C10M 2229/048 : containing carboxyl groups
• CPC Class Codes: C10M 2229/05 : containing atoms other than silicon, hydrogen, oxygen or carbon
• CPC Class Codes: C10M 2229/051 : containing halogen
• CPC Class Codes: C10M 2229/052 : containing nitrogen
• CPC Class Codes: C10M 2229/053 : containing sulfur
• CPC Class Codes: C10M 2229/054 : containing phosphorus
• CPC Class Codes: C10N 2010/04 : Groups 2 or 12
• CPC Class Codes: C10N 2020/01 : Physico-chemical properties
• CPC Class Codes: C10N 2040/02 : Bearings
• CPC Class Codes: C10N 2040/04 : Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
• CPC Class Codes: C10N 2040/042 : for automatic transmissions
• CPC Class Codes: C10N 2040/044 : for manual transmissions
• CPC Class Codes: C10N 2040/046 : for traction drives
• CPC Class Codes: C10N 2040/25 : Internal-combustion engines
• CPC Class Codes: C10N 2040/251 : Alcohol fueled engines
• CPC Class Codes: C10N 2040/255 : Gasoline engines
• CPC Class Codes: C10N 2040/28 : Rotary engines

Abstract

A lubricating composition is provided containing: a high viscosity synthetic hydrocarbon such as high viscosity polyalphaolefins, liquid hydrogenated polyisoprenes or ethylene-alphaolefin copolymers having a viscosity of 40-1000 centistokes at 100° C.; a low viscosity synthetic hydrocarbon and/or optionally a low viscosity ester; and optionally an additive package to impart desirable performance properties to the composition.

Claims

1. A lubricating composition comprising:

(a) between 1 and 99 weight percent, based on the weight of components (a), (b) and (c), of a polyalphaolefin having a viscosity of between 40 and 1000 centistokes at 100°

C.;

(b) between 0 and 99 weight percent, based on the weight of components (a), (b) and (c), of a synthetic hydrocarbon having a viscosity of between 1 and 10 centistokes at 100°

C.;

(c) between 0 and 99 weight percent, based on the weight of components (a), (b) and (c), of a carboxylic acid ester having a viscosity of between 1 and 10 centistokes at 100°

C.; and

(d) between 0 and 25 percent by weight of an additive package;

wherein at least 1 weight percent, based on the weight of components (a), (b) and (c), of component (b) and/or (c) is present.

2. The composition of claim 1 wherein component (a) has a viscosity of between 60 and 1000 centistokes at 100°

C.

3. The composition of claim 1 wherein component (a) is a polymer of a member of the group of monomers consisting of octene-1, decene-1 and dodecene-1.

4. The composition of claim 3 wherein component (a) is poly(decene-1).

5. The composition of claim 1 wherein at least 1 weight percent, based on the weights of components (a), (b) and (c), of component (b) is present.

6. The composition of claim 1 wherein at least 1 weight percent, based on the weight of components (a), (b) and (c), of component (c) is present.

7. The composition of claim 1 wherein at least 1 weight percent, based on the weight of components (a), (b) and (c), of components (b) and (c) is present.

8. The composition of claim 7 wherein component (a) has a viscosity of between 60 and 1000 centistokes at 100°

C.

9. The composition of claim 7 wherein component (a) is a polymer of a member of the group of monomers consisting of octene-1, decene-1 and dodecene-1.

10. The composition of claim 9 wherein component (a) is poly(decene-1).