Class 508/138 - With non-siliceous fluorine-containing polymer as additional component or surface-treating agent (e.g., polytetrafluoroethylene, etc.)

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 silicon dioxide,
No. of patents: 28
Last issue date: 10/02/2007

Number	Title	Issue Date
7276467	Insulating medium The disclosed invention provides a composition that possesses insulation values approaching that of uncompressed foam neoprene. The liquid composition is incompressible and may be formulated to be neutrally buoyant in water. The composition is suitable for a use in ...	10/02/2007
7265080	Rolling bearing, rolling bearing for fuel cell, compressor for fuel cell system and fuel cell system The rolling bearing of the invention to be incorporated in the compressor for fuel cell system comprises a fluorine-based grease containing a fluororesin and a fluorine-based oil, a urea grease containing a urea compound and a synthetic oil or a lithium complex grea...	09/04/2007
7196042	Grease composition and rolling apparatus A grease composition is produced by mixing a thickener comprising a fluoro resin and a second thickener component (a metallic soap, a complex metallic soap, an N-substituted terephthalamic acid metal salt, organic bentonite or a calcium sulfonate complex) into a bas...	03/27/2007
6548454	Rolling apparatus containing a liquid fluorinated polymer oil and thickening agent The present invention provides a rolling apparatus comprising a movable member which can undergo rotary or linear motion, a support member which carries the movable member, rolling elements which are interposed between the movable member and the support m...	04/15/2003
6432887	Rolling device The rolling device of the present invention utilizes any one of 1) a lubricant containing a liquid fluorinated polymer oil having a kinetic viscosity at -20° C. falling within a range of between 100 mm2 /sec and 3,000 mm2 /sec and a...	08/13/2002
6331509	Corrosion resistant lubricants, greases, and gels The disclosure relates to improved gel/grease compositions as well as grease compositions capable of imparting improved corrosion resistance. The grease includes a silica/silicate mixture that can imparts a relatively high pH and corrosion resistant prope...	12/18/2001
6323161	Grease 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
6316392	Corrosion resistant lubricants greases and gels The disclosure relates to improved gel/grease compositions as well as grease compositions capable of imparting improved corrosion resistance. The grease includes a silica/silicate mixture that can imparts a relatively high pH and corrosion resistant prope...	11/13/2001
6245720	High-temperature synthetic lubricious composition Synthetic lubricant compositions having several unique performance advantages over known lubricants are provided. The presently claimed compositions are either clear or translucent to white and non-staining. In addition, they have absolutely no odor, are ...	06/12/2001
6225265	Miniature electric motor with reduction worm gear unit In a miniature electric motor with reduction worm gear unit, a reduction worm gear unit is mounted on a motor portion and an output of the motor portion is subjected to a speed reduction through the unit. In lubricant for lubricating worm gears of the uni...	05/01/2001
6127320	Methods and compositions for increasing lubricity of rubber surfaces Thixotropic, lubricious coatings are provided on the web or surface area surrounding a valve slit or the like in medical, needleless coupling sites. The coating comprises a combination of fluorinated polyalkyl ether and a thixotropic agent such as fumed s...	10/03/2000
6017857	Corrosion resistant lubricants, greases, and gels The disclosure relates to improved gel/grease compositions as well as grease compositions capable of imparting improved corrosion resistance. The grease includes a silica/silicate mixture that can imparts a relatively high pH and corrosion resistant prope...	01/25/2000
6010985	Corrosion resistant lubricants greases and gels The disclosure relates to improved gel/grease compositions as well as grease compositions capable of imparting improved corrosion resistance. The grease includes a silica/silicate mixture that can imparts a relatively high pH and corrosion resistant prope...	01/04/2000
6010984	Corrosion resistant lubricants, greases and gels The disclosure relates to improved gel/grease compositions as well as grease compositions capable of imparting improved corrosion resistance. The grease includes a silica/silicate mixture that can imparts a relatively high pH and corrosion resistant prope...	01/04/2000
5464586	Aqueous slip and mold-release agent and process for the molding and vulcanization of tires and other rubber articles An environment-friendly aqueous slip and mold-release agent for the manufacture of tires and other rubber articles and a process for the molding and vulcanization of tires and other rubber articles are described. The aqueous slip and mold-release agent co...	11/07/1995
5356545	Curable dry film lubricant for titanium alloys A dry film, low coefficient of friction lubricant for titanium pieces is prepared by mixing together solid lubricant particles, poly(tetrafluoroethylene), a suspending agent, and a curable resin in an evaporable carrier. The mixture is applied to titanium...	10/18/1994
5307660	New water based lubricant composition for cold impact extrusion of spark plug bodies or other metal parts and process A new water based lubricant composition for cold impact extrusion of spark plug bodies or the like, said composition being free of lower molecular weight flammable aliphatic and alicyclic compounds and comprising: an alkaline soluble thermoplastic acrylic...	05/03/1994
5244587	Forging lubricant and a method for forming a lubricant coat on the surface of a linear material A lubricant to be sprayed onto the surface of a steel material for forming a lubricant coat on the surface of the steel material to be forged. The lubricant comprises a particulate lubricant composed of thermally melting resin mixed with inorganic lubrica...	09/14/1993
5050959	Fiber optic compositions and method for making thereof Lubricating compositions for use with fiber optic elements and method for their preparation are claimed. Lubricating compositions are made from a mixture of polybutene and hydrophobic silica. The other ingredients such as oily polybutene, an amine phospha...	09/24/1991
5037566	Lubricating composition and method for making same A lubricating composition is provided which is a stable dispersion of a synthetic oil, such as polyalphaolefin oil; finely divided polymeric fluorocarbon powder, such as polytetrafluoroethylene (e.g., Teflon); a silicon dioxide powder which is substantial...	08/06/1991
4787991	Resin composition having lubricating properties A resin composition having lubricating properties, which comprises 100 parts by weight of a synthetic resin, from 0.5 to 20.0 parts by weight of an organopolysiloxane and from 0.5 to 20.0 parts by weight of a fluorine-containing rubber or from 0.05 to 7.0...	11/29/1988
4615817	Additives containing polytetrafluoroethylene for making stable lubricants A lubricating oil additive comprising a stable dispersion of finely divided polytetrafluoroethylene particles having a relatively high molecular weight, a polymeric, oil-soluble dispersant containing nitrogen, an organo-clay anti-sedimentation agent and a...	10/07/1986
4613443	Nonconducting thread lubricant A nonconducting pipe thread lubricating composition for use in a drill string capable of transmitting electrical signals from a downhole location to the surface of the earth. The composition includes hard and soft moderately deforming materials such as po...	09/23/1986
4607675	Lubricant for run-flat tire application and run-flat tire therewith A lubricant composition comprised of (A) fatty acid, (B) polytetrafluoroethylene fluorocarbon resin powder (C) pyrogenic amorphous silica powder and (D) carrier. The lubricant is prescribed for use with a pneumatic tire and wheel assembly containing a run...	08/26/1986
4548960	Pipe jointing compounds A composition suitable for pipe jointing compounds is provided, which composition contains synthetic fibres, such as PTFE, FEP, polyethylene or polypropylene in admixture with a suitable carrier....	10/22/1985
4525286	Enhanced grease An enhanced grease usable with high-speed bearings and in other applications involving severe operating conditions where standard greases normally give rise to overheating, excessive wear and failure of the parts being lubricated within a relatively short...	06/25/1985
4406800	Grease composition containing poly(alpha-olefin) An extreme pressure grease composition capable of limiting temperature increase comprising a poly(alpha-olefin) as a base fluid and a tetralkyl ammonium smectite clay as a thickener. Antimony dialkyldithiocarbamate and molybdenum disulfide may be added to...	09/27/1983
4396514	Lubricating composition and method for making A lubricating composition is provided which is a stable dispersion of a lubricating fluid such as a natural or synthetic petroleum distillate, and a finely divided polymeric fluorocarbon powder such as polytetrafluoroethylene such as Teflon and a silicon ...	08/02/1983

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Class 508/138 - With non-siliceous fluorine-containing polymer as additional component or surface-treating agent (e.g., polytetrafluoroethylene, etc.)