A grease composition comprises a base oil and an aluminium complex soap thickener, with graphite, molybdenum di-sulphide, calcium carbonate and bismuth sulphide all included as additives. The composition exhibits advantageous load, wear and friction performance, especially in extreme pressure environments, and is particularly suitable for use on open gears.

This disclosure relates to a liquid syndiotactic polyalphaolefin, sPAO, comprising one or more C.sub.4 to C.sub.24 monomers, said sPAO having: a) an rr triad content of 5 to 50% as measured by .sup.13C NMR; b) an mr triad content of 25 to 60% as measured by .sup.13C NMR, where the mr to mm triad ratio is at least 1.0; c) a pour point of Z C. or less, where Z=0.0648X51.2, where X=kinematic viscosity at 100 C. as reported in centistokes (cSt); d) a kinematic viscosity at 100 C. of 100 cSt or more (alternatively 200 cSt or more); e) a ratio of mr triads to rr triad (as determined by .sup.13C NMR) of less than 9; f) a ratio of vinylidene to 1,2-disubstituted olefins (as determined by .sup.1H NMR) of less than 8; g) a viscosity index of 120 or more; and h) an Mn of 40,000 or less. This disclosure further relates to processes to make and use sPAOs, including those having any combination of characterics a) to h).

This disclosure relates to a liquid syndiotactic polyalphaolefin, sPAO, comprising one or more C.sub.4 to C.sub.24 monomers, said sPAO having: a) an rr triad content of 5 to 50% as measured by .sup.13C NMR; b) an mr triad content of 25 to 60% as measured by .sup.13C NMR, where the mr to mm triad ratio is at least 1.0; c) a pour point of Z C. or less, where Z=0.0648X51.2, where X=kinematic viscosity at 100 C. as reported in centistokes (cSt); d) a kinematic viscosity at 100 C. of 100 cSt or more (alternatively 200 cSt or more); e) a ratio of mr triads to rr triad (as determined by .sup.13C NMR) of less than 9; f) a ratio of vinylidene to 1,2-disubstituted olefins (as determined by .sup.1H NMR) of less than 8; g) a viscosity index of 120 or more; and h) an Mn of 40,000 or less. This disclosure further relates to processes to make and use sPAOs, including those having any combination of characterics a) to h).

A lubrication product used in the packings and plungers of hydraulic pumps used in fracking and other oilfield applications. The composition including: 1) diluent oil, comprising of naphthenic, paraffinic, or synthetic origin ranging from 60 SUS to 3000 SUS at 100 F.; 2) olefin co-polymers, either high propylene or high ethylene, or combinations thereof; 3) polybutene, ranging in molecular weights from 100-6000 4) high molecular weight poly-ISO-Butylene, ranging from 500,000 to 3,000,000; 5) PIBSA dispersant; 6) performance additives, containing anti-wear and extreme pressure properties. Most preferable is a sulfur/phosphorus gear oil package.

A lubrication product used in the packings and plungers of hydraulic pumps used in fracking and other oilfield applications. The composition including: 1) diluent oil, comprising of naphthenic, paraffinic, or synthetic origin ranging from 60 SUS to 3000 SUS at 100 F.; 2) olefin co-polymers, either high propylene or high ethylene, or combinations thereof; 3) polybutene, ranging in molecular weights from 100-6000 4) high molecular weight poly-ISO-Butylene, ranging from 500,000 to 3,000,000; 5) PIBSA dispersant; 6) performance additives, containing anti-wear and extreme pressure properties. Most preferable is a sulfur/phosphorus gear oil package.

A method for lubricating a work tool, including providing a lubricant composition, the lubricant composition including 72 wt. % to 95 wt. % polyalphaolefin and 5 wt. % to 28 wt. % lithium soap, each in relation to a total weight of the lubricant composition. The method further includes lubricating the work tool with the lubricant composition, the work tool being used to process, package, produce, portion, pick, put together, store, obtain and/or convey foodstuffs, luxury foods, cosmetics, pharmaceuticals and/or feedstuffs. The content of metallocene-catalyzed polyalphaolefin is at least 10 wt. % in relation to the total weight of the lubricant composition, and/or the content of acid-catalyzed polyalphaolefin is at least 10 wt. % in relation to the total weight of the lubricant composition.

A method for lubricating a work tool, including providing a lubricant composition, the lubricant composition including 72 wt. % to 95 wt. % polyalphaolefin and 5 wt. % to 28 wt. % lithium soap, each in relation to a total weight of the lubricant composition. The method further includes lubricating the work tool with the lubricant composition, the work tool being used to process, package, produce, portion, pick, put together, store, obtain and/or convey foodstuffs, luxury foods, cosmetics, pharmaceuticals and/or feedstuffs. The content of metallocene-catalyzed polyalphaolefin is at least 10 wt. % in relation to the total weight of the lubricant composition, and/or the content of acid-catalyzed polyalphaolefin is at least 10 wt. % in relation to the total weight of the lubricant composition.

A lubricant composition may be of use in lubrication of an internal combustion engine. A method of utilizing such a lubricant composition may include: lubricating an internal combustion engine using a lubricant composition comprising: from about 30.0 mass % to about 99.8 mass % of an oil base stock, based on a total mass of the lubricant composition, the oil base stock comprising at least one polyol ester; and from 1.0 mass % to 30.0 mass % polyisobutylene, based on a total mass of the lubricant composition; and combusting a fuel in the internal combustion engine.

A lubricant composition may be of use in lubrication of an internal combustion engine. A method of utilizing such a lubricant composition may include: lubricating an internal combustion engine using a lubricant composition comprising: from about 30.0 mass % to about 99.8 mass % of an oil base stock, based on a total mass of the lubricant composition, the oil base stock comprising at least one polyol ester; and from 1.0 mass % to 30.0 mass % polyisobutylene, based on a total mass of the lubricant composition; and combusting a fuel in the internal combustion engine.