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Class 508/183 - With silicon compound, or organic phosphorus or sulfur compound


Subclass of Class 508 - Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions
Definition: Compositions which contain, in addition to the polytetrafluoroethylene,
No. of patents: 45
Last issue date: 02/17/2009


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NumberTitleIssue Date
7491683Grease composition for rolling bearing and rolling bearing using the same
Bismuth dithiocarbamate (BiDTC) is added to a urea grease containing a lubricating base oil having a poly-α-olefin synthetic oil or a diphenyl ether synthetic oil and a diurea thickening agent, or a fluorine grease containing a lubricating base oil having fluorinat...
02/17/2009
7384895Conveyor lubricant, passivation of a thermoplastic container to stress cracking and thermoplastic stress crack inhibitor
Thermally formed thermoplastic articles can be protected from stress cracking in the presence of stress cracking promoting compounds by forming a shaped article comprising a thermoplastic and a liquid hydrocarbon oil composition. We have found that the liquid hydroc...
06/10/2008
7371711Conveyor lubricant and method for transporting articles on a conveyor system
The passage of a container along a conveyor is lubricated by applying to the container or conveyor a mixture of a water-miscible silicone material and a water-miscible lubricant. The mixture can be applied in relatively low amounts and with relatively low or no wate...
05/13/2008
7371712Conveyor lubricant and method for transporting articles on a conveyor system
The passage of a container along a conveyor is lubricated by applying to the container or conveyor a mixture of a water-miscible silicone material and a water-miscible lubricant. The mixture can be applied in relatively low amounts and with relatively low or no wate...
05/13/2008
7214648Lubricant and additive formulation
An engine lubricant formulated as a complete crankcase motor oil or additive concentrate composed of a combination of chemical constituents including a base oil selected from a synthetic oil, a mineral oil or semi-synthetic base oil (hydrogenated oil) or combination...
05/08/2007
7146957Internal combustion engine
An internal combustion engine, in particular a stationary gas engine, comprising at least one spark plug connector plug device (2) which can be fixed to the internal combustion engine, wherein the spark plug connector plug device (2) and the fixing the...
12/12/2006
7124729Additive-containing, dissolvable coating on engine part that contacts oil
An engine part that contacts oil during engine operation has a coating layer that provides one or more oil additives into the oil during a desired period of engine use. The coating layer includes one or more oil additives that are incorporated into the oil over the ...
10/24/2006
7109152Lubricant composition
Use of a liquid composition for lubricating conveyor belts is provided, said liquid composition being suitable for producing a “dry” lubricant film on a surface by discontinuous application thereof, wherein the liquid composition can also be used for continuous ...
09/19/2006
7029524Water-based spray marking composition
A water-based, aerosol marking composition that adheres to a variety of surfaces but is removable by mechanical rubbing with a dry cloth or by washing with water is provided. The composition comprises 10 to 50% by weight water; 5 to 50% by weight of a solvent select...
04/18/2006
6967189Buffered lubricant for conveyor system
A method of lubricating a moving surface is herein described wherein the lubricant composition contains a fatty acid, a neutralization agent, a pH buffer, and a carrier. Also described are compositions in both concentrate and dilute form. The compositions may also c...
11/22/2005
6924036PTFE-based aqueous dispersions
Compositions based on PTFE, homopolymer or modified, comprising for 100 parts of the component 1) PTFE: 1) an aqueous nanodispersion of said homopolymer or modified PTFE, having a primary particle diameter from 5 to 100 nm; 2) from 3 to 45 ...
08/02/2005
6780823Container, such as a food or beverage container, lubrication method
A process for lubricating a container, such as a beverage container, or a conveyor for containers, by applying to the container or conveyor, a thin continuous, substantially non-dripping layer of a liquid lubricant. The process provides many advantages compared to t...
08/24/2004
6698444Freeing of seized valves
In order to free a seized valve, an inspection port is formed in a wall of the valve body and the areas where the valve is seized are determined. One or more injection ports are formed in the valve body adjacent to the seized portions of the valve, pressu...
03/02/2004
6673750Lubricating composition
Disclosed is a lubricating composition such as a lubricant, a lubricating grease, or a rust preventive oil for use in a torque limiter and a ball-and-roller bearing; the lubricating composition having chemical attack resistance for a synthetic resin molde...
01/06/2004
6635605Dielectric lubricant and spark plug boot including the same
An improved dielectric lubricant is prepared from a (A) a phenyl-methyl siloxane having an average general formula wherein each Me represents a methyl group, each Ph represents a phenyl group, x has a value from zero to about 0.25 and x+y=1; said phenyl-methyl...
10/21/2003
6528457Composition comprising halogenated oil
A composition that can be used as lubricant for high electric field including spark plug boots is disclosed. The composition comprises, or is produced by combining, a halogenated oil such as a perfluoropolyether, a polytrichlorofluoroethylene, a fluorosil...
03/04/2003
6444621Grease composition for steering of motorcars
A grease composition for steering of motorcars which comprises the following components (a) to (f): (a) a thickening agent; (b) a base oil having a pour point of not higher that -40° C.; (c) an organic molybdenum compound; (d) melamine cyanurate; (e) pol...
09/03/2002
6323161Grease composition
The present invention relates to a grease composition comprising a silicon oil of 61 to 47% by weight as a base oil, a polytetrafluoroethylene (PTFE) of 35 to 40% by weight as a thickener, a silica aerogel of 3 to 8% by weight and an extreme pressure addi...
11/27/2001
6288012Container, such as a beverage container, lubricated with a substantially non-aqueous lubricant
A process for lubrication a container, such as a beverage container, by applying to the container, a substantially non-aqueous lubricant. The process provides many advantages as compared to the use of an aqueous lubricant....
09/11/2001
6211121Water glycol treatment with polytetrafluoroethylene
A lubricant contains a fire-resistant water/glycol mixture combined with polytetrafluoroethylene, and is useful in the hydraulic systems of die casting machines, for example. The addition of polytetrafluoroethylene enhances the lubricity of fire-resistant...
04/03/2001
6034038Lubricant additive formulation
A lubricant additive formulation for addition to conventional motor oil to improve the lubricating properties of the engine oil and enhance the performance of the engine. The engine treatment oil additive comprises a synergistic blend of an oil soluble mo...
03/07/2000
6015777Silicone greases and methods for their production
Low bleed silicone grease compositions are prepared by blending high viscosity silicone oils with filler materials and/or silicone elastomers. Greases comprise three main types: I) grease comprising high viscosity silicone oil and filler material, II) gre...
01/18/2000
5990054Method of mixing diethylene glycol and polytetrafluoroethylene
A lubricant contains a fire-resistant water/glycol mixture combined with polytetrafluoroethylene, and is useful in the hydraulic systems of die casting machines, for example. The addition of polytetrafluoroethylene enhances the lubricity of fire-resistant...
11/23/1999
5874388Lubricant composition for disc brake caliper pin and a disc brake asembly containing the lubricant
There is disclosed a composition which is particularly suited for lubricating the contact area between the guide pin and elastomeric bushing of a disc brake caliper assembly, said composition consisting essentially of: (A) 55 to 90 weight percent of a pol...
02/23/1999
5763369Motor oil performance-enhancing formulation
According to the invention, combining some or all of the following components: oil soluble Molybdenum additive (Molyvan 855--Vanderbilt Chemical); ("Synthetic") polyalphaolefin (PAO) 4 cSt; PAO 6 cSt and/or synthetic diester (e.g., Chemaloy M-22A); PTFE (...
06/09/1998
5721199Versatile mineral oil-free aqueous lubricant composition
A substantially mineral oil-free aqueous composition useful either as is or to produce a dry lubricant film, the composition consisting essentially of water; a silicone oil, a vegetable oil or a mixture thereof; at least one waxy film-forming material sel...
02/24/1998
5641731Motor oil performance-enhancing formulation
A motor oil performance-enhancing engine treatment oil additive formulated for addition to conventional motor oil to improve the lubricating properties of the engine oil and enhance the performance of the engine. The novel engine additive comprises a synergist...
06/24/1997
5549836Versatile mineral oil-free aqueous lubricant compositions
A substantially mineral oil-free aqueous composition useful to produce a dry lubricant film comprising water; a silicone oil, a vegetable oil or a mixture thereof; at least one waxy film-forming material selected from at least two of the following three g...
08/27/1996
5227081Silicone grease composition and method for preparing same
Silicone grease compositions are prepared by blending a thickening agent with a liquified crosslinked organosiloxane gel produced using a platinum-catalyzed hydrosilylation reaction. The gel is liquified by application of a shearing force to the crosslink...
07/13/1993
5160646PTFE oil coating composition
The present invention relates to a non-aqueous coating composition having solid lubricant particles. A low specific gravity oil coats the particles to lower the specific gravity of the particles. A high specific gravity oil disperses the coated particles....
11/03/1992
5059334Lubricant
A liquid having solid fluorocarbon particles, a buoyant medium, a carrier medium, and a vehicle diluent is disclosed. Said lubricant may be sprayed on a surface whereupon the diluent will vaporize having a coating which may include fluorocarbon particles,...
10/22/1991
4857215Semi-fluid lubricant for extreme climates
An extreme climate, semi-fluid lubricant comprising a homogeneous mixture of tri-(2-ethylhexyl) phosphate, about 30 percent to about 44 percent by weight, and the balance a grease comprising perfluorocarbon polymer is powder form suitable for use as a lub...
08/15/1989
4834894PTFE oil additive
A liquid lubricant or spray-on coating consisting essentially of polytetrafluoroethylene particles which are sintered and ground and then physically dispersed in a tricresyl phosphate carrier medium. The particles are pre-wet with aliphatic naphtha and ar...
05/30/1989
4755310Silicone grease composition containing a chlorinated alicyclic compound
The inventive silicone grease composition has markedly improved lubrication characteristics under extreme-pressure conditions, greatly extended durability at high temperatures and little corrosiveness against metals in comparison with conventional silicon...
07/05/1988
4615917Surface penetrating fluoropolymer lubricant
The invention is a composition for coating surfaces with a thin film containing fluoropolymer particles, a method for producing this composition, as well as a method for applying it to a surface. More particularly, the composition includes a carrier lubri...
10/07/1986
4608282Fluoropolymer surface lubricant and coating
The invention is a composition for coating surfaces with a thin film containing fluoropolymer particles, a method for producing this composition, as well as a method for applying it to a surface. More particularly, the composition includes a carrier mediu...
08/26/1986
4472290Process for preparing lubricating greases based on polytetrafluoroethylene and perfluoropolyethers
A lubricating grease consisting of a mixture containing from 15% to 40% by weight of polytetrafluoroethylene, from 60% to 85% by weight of a liquid dispersing medium of the type of perfluoropolyether or oligomer of C2 ClF3, less than...
09/18/1984
4421658Halocarbon-soluble molybdenum composition
A modified halocarbon oil composition suitable for use as a lubricant or hydraulic fluid in those applications in which conventional hydrocarbon oils constitute a fire hazard or a contaminant because of their reactive properties. The composition is formed...
12/20/1983
4405469Greases prepared from organosiloxanes with SiC-bonded groups
This invention relates to organosiloxanes which have SiC-bonded ester groups and contain at least one unit of the general formula: ##EQU1## is which R represents the same or different monovalent hydrocarbon radicals having from 1 to 12 carbons atoms,...
09/20/1983
4349444Hybrid PTFE lubricant including molybdenum compound
A hybrid lubricant in which microfine PTFE particles are uniformly dispersed in an oil carrier that includes a small but effective amount of an oil-soluble organic molybdenum compound, the hybrid lubricant being diluted with a major amount of a convention...
09/14/1982
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