Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 8148306 | Product of amines with hydroxy acid as friction modifiers suitable for automatic transmission fluids Compositions comprising an oil of lubricating viscosity; an amide represented by the formula R1R2N—C(O)R3 wherein R1 and R2 are hydrocarbyl groups of at least 6 carbon atoms and R3 is a hydroxyalkyl... | 04/03/2012 |
| 7338926 | Lubricant compositions and methods A process is disclosed for manufacturing a lubricant composition comprising combining a superabsorbent polymer with a material for decreasing friction between moving surfaces. The superabsorbent polymer absorbs from about 25 to greater than 100 times its weight in w... | 03/04/2008 |
| 7244695 | Method for reducing wear of steel elements in sliding-rolling contact According to the invention there is provided a method of reducing wear of one or both of two steel elements having surfaces in sliding or sliding-rolling contact. The method involves applying an HPF friction control composition to one, or more than one contacting su... | 07/17/2007 |
| 7180173 | Heat spreader ball grid array (HSBGA) design for low-k integrated circuits (IC) A method of forming a heat spreader ball grid array package, and the resultant heat spreader ball grid array package, comprising the following steps. A semiconductor chip affixed to a ball grid substrate is provided. The semiconductor chip over the ball grid substra... | 02/20/2007 |
| 7165431 | Cr-plated mandrel bar for manufacturing hot seamless tube and method of manufacturing the same By employing a Cr-plated mandrel bar for producing hot seamless tubes according to the present invention wherein centerline average roughness Ra in axial and circumferential directions as well as maximum depth Rv in axial and circumferential directions is specified ... | 01/23/2007 |
| 7081366 | Uniform bead dosing from a stable dispersion A primary antibody bead suspension for an enzyme-linked immunoassay (“ELISA”) procedure is formed of a quantity of primary antibody coated magnetic beads (3) uniformly dispersed and held in suspension (9) by a thixotropic non-Newtonian fluid (1 | 07/25/2006 |
| 7074745 | Engine oil additive A process and method for manufacturing an improved engine oil comprising mixing ferric fluoride with ZDDP to form an additive mixture, heating the additive mixture to at least 125° C. for at least 4 hours to produce a pre-reacted mixture, and adding the pre-reacted... | 07/11/2006 |
| 7060663 | Smart cutting fluids An process for working a material in which a reverse thermal fluid is used as a cutting fluid and, as a result of heat generated during the working process, the fluid increases in temperature above its transition temperature and viscosifies and thickens. In another ... | 06/13/2006 |
| 6974723 | Gel thermal interface materials comprising fillers having low melting point and electronic packages comprising these gel thermal interface materials A composition including an amount of at least one vinyl terminated polymer; an amount of at least one cross-linker comprising a terminal Si—H unit; an amount of at least one thermally conductive first filler, and at least one thermally conductive second filler, wh... | 12/13/2005 |
| 6921082 | Lip sealing ring A lip sealing ring for a relatively movable machine element (1), including a flexible sealing lip (2) made of polymeric material which adjacently encloses the machine element (1) in the region of a sealing gap (3) under elastic prestressi... | 07/26/2005 |
| 6900163 | Dry thermal interface material A thermal interface material including a compound which has high thermal conductivity, is dry-to-the-touch, but naturally tacky, and may be formed into various shapes, such as sheets and blocks, to serve as a heat transfer material for electronic components. The com... | 05/31/2005 |
| 6818600 | Heat-dissipating silicone grease composition To provide a highly reliable heat-dissipating silicone grease composition having stable thermoconductive properties over a long period of time, which does not exude oil, and which does not lead to contact defects. The heat-dissipating silicone grease composit... | 11/16/2004 |
| 6649573 | Solid lubricant and composition A solid lubricant and composition useful for lubricating the flanges of locomotive wheels, railcar wheels, rail track and in applications where it is desirable to reduce friction when metal contacts metal. The solid lubricant having from about twenty-five... | 11/18/2003 |
| 6610635 | Dry thermal interface material A thermal interface material including a compound which has high thermal conductivity, is dry-to-the-touch, but naturally tacky, and may be formed into various shapes, such as sheets and blocks, to serve as a heat transfer material for electronic componen... | 08/26/2003 |
| 6579834 | Aqueous release agents for low speed injection die casting This invention provides a release agent for low speed casting, which does not pollute working environment, has a superior running property and lubricating property and further shows a superior cleanability of a die. An aqueous release agent for a low speed inj... | 06/17/2003 |
| 6475962 | Dry thermal grease A heat sink material for use in electronic assemblies is disclosed. The heat sink material is a thermal grease that due its composition is dry to the touch and thus eliminates the problems associated with thermal greases in electronic assemblies.... | 11/05/2002 |
| 6423669 | Composition for the treatment of friction pairs The present invention relates to the lubricant grease compositions, in particular to the compositions for the treatment of friction pairs, and can be used in the machine building for the treatment of friction units, and also during the exploitation of dif... | 07/23/2002 |
| 6383991 | Cutting oil composition The present invention relates to a cutting oil comprising (a) a polyether compound represented by the formula (I): R1 O(EO)m (AO)n R2 (I) wherein each of R1 and R2, which may be identical or differe... | 05/07/2002 |
| 6376433 | Process and product for lubricating metal prior to cold forming A two- or a one-step process and composition which coats metal workpiece surfaces (aluminum, copper, steel, stainless steel, etc.) with a thin lubricant film capable of allowing the metal to be deformed at room temperature. The lubricant consists essentia... | 04/23/2002 |
| 6258759 | Metal working water and metal working composition A metal-working water or a metal-working composition which has excellent cooling and lubricating properties and does not exert a harmful influence on the environment. A metal-working water containing sodium ion and one or more kinds selected from the grou... | 07/10/2001 |
| 6255257 | Silicone grease composition A silicone grease composition having high thermal conductivity, comprising (A) 50 to 95 weight % of a mixture of an aluminum nitride powder having an average particle size of 0.5 to 5 μm and an aluminum nitride powder ଲ having an average pa... | 07/03/2001 |
| 6231977 | Wet friction material A wet friction material with small initial variations in friction coefficient, suppressing occurrence of heat spots, and with excellent heat resistance and friction resistance is provided. In the wet friction material including a fiber base material, a fi... | 05/15/2001 |
| 6174841 | Heat-reducing silicone grease composition and semiconductor device using the same A heat-reducing silicone grease composition comprising a mixture of (A) 50-95 weight % of aluminum nitride powder having an average particle size of 0.5-10 μm and containing no particles 100 μm or greater in size, (B) 5-50 weight % of liquid silicone ha... | 01/16/2001 |
| 6028037 | Polypropylene compatible filling product for optical fiber cables A composition useful as a filler for optical fiber cables comprises: a) from 75% to 95% and preferably from 85% to 95% by weight of a compound having a molecular weight of less than 3000 and the formula (I) R1 --[O--CH(R2)--CH(R3 | 02/22/2000 |
| 5840662 | Lubricating oils of improved friction durability The frictional durability of lubricating oils, including power transmitting fluids and in particular automatic transmission fluids, are improved by incorporating a combination of low potency friction modifiers, ashless and/or metal-containing antioxidants... | 11/24/1998 |
| 5792727 | Lubricant compositions Lubricant composition containing spherical particles of a ceramic material dispersed in a supporting vehicle. The composition is used as a lubricant, metalworking cooling fluid, drilling fluid or drilling mud.... | 08/11/1998 |
| 5776867 | Process and product for lubricating metal prior to cold forming A composition for lubricating a metal workpiece prior to cold forming consists essentially of: an aqueous alkaline stearate compound present in an amount sufficient to impart metal lubrication between about 180° F. and about 320° F.; an aqueous alkaline... | 07/07/1998 |
| 5763106 | Composite powder and method for forming a self-lubricating composite coating and self-lubricating components formed thereby The present invention provides a ceramic based composite powder and a method for applying the composite powder using a H.V.O.F. gun to form a self-lubricating coating for metal parts. The composite powder and coating are comprised of a ceramic powder, a m... | 06/09/1998 |
| 5747428 | Solid lubricant for low and high temperature applications A self-lubricating solid coating that contains three layers of lubricants is disclosed. The solid lubricant may be prepared from chromium silicide or chromium carbide; disulfide and diselenide of tungsten, molybdenum, niobium, or tantalum; and silver or g... | 05/05/1998 |
| 5624888 | Process and product for lubricating metal prior to cold forming A composition for lubricating a metal workpiece prior to cold forming consists essentially of: an aqueous alkaline stearate compound present in an amount sufficient to impart metal lubrication between about 180° F. and about 320° F.; an aqueous alkaline... | 04/29/1997 |
| 5580845 | Lubricant A lubricant suitable for use in an industrial forming process, especially cold pilgering, comprises a polyglycol as base fluid, a water-soluble inorganic filler and an organic filler.... | 12/03/1996 |
| 5576272 | Grease composition for construction equipments A grease composition for construction equipment comprises a lubricating grease, a) 1 to 5% by weight of phosphate glass and b) 1 to 5% by weight of a sulfur-phosphorus extreme-pressure additive; as well as c) 0.5 to 3% by weight of an aromatic sulfonic ac... | 11/19/1996 |
| 5534170 | Mixed phosphorus- and sulfur-containing reaction products useful in power transmitting compositions A phosphorous- and sulfur-containing additive and its use to impart anti-wear properties to oleaginous compositions such as fuels and lubricating oils, particularly power transmission compositions, such as automatic transmission fluids, is disclosed. The ... | 07/09/1996 |
| 5484541 | Process and product for lubricating metal prior to cold forming A composition for lubricating a metal workpiece prior to cold forming consists essentially of: an aqueous alkaline stearate compound present in an amount sufficient to impart metal lubrication between about 180° F. and about 320° F.; an aqueous alkaline... | 01/16/1996 |
| 5308516 | Friction modifiers Friction modifiers are composition which modify the coefficient of friction between surfaces to which the friction modifier is applied. They are similar in nature to lubricants but have different characteristics in certain respects. The invention relates ... | 05/03/1994 |
| 5294355 | Thermally and oxidatively stable solid lubricants A recirculating powder lubricant delivery system having improved oxidative stability and a lubricant therefor where the lubricant is a solid lubricant selected from a group of molybdenum disulfide, graphite and graphite fluoride, and wherein the solid lub... | 03/15/1994 |
| 5282986 | Grease for a slide contact The present invention provides a grease for a slide contact which comprises (i) a synthetic hydrocarbon oil, (ii) 0.2-3.0 parts by weight of at least one inorganic substance whose mean particle size is 0.36 μ or less, selected from the group consisting o... | 02/01/1994 |
| 5277831 | Method for low pressure die casting with low pressure die casting powdery mold releasing agent A low pressure die casting powdery mold releasing agent according to this invention consists of a granulated or powdery mixture of a lubricant, an organic polymer and a metal soap; wherein the lubricant is coated with the organic polymer or the metal soap... | 01/11/1994 |
| 5236606 | Process for obtaining and manufacturing lubricant greases from fumed silica and precipitated silicic acid A process to manufacture in laboratory and/or industrial scale lubricant greases using hydrophilic or hydrophobic silicon bioxide (fumed silica with a surface area in the range of 120 to 300 m2 /g), or ground precipitated silicic acid which is ... | 08/17/1993 |
| 5227081 | Silicone 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 |
