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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| RE40406 | Process for coating and/or touching up coatings on metallic surfaces A composition and method for coating and touching up a metal surface is provided. The composition contains from about 0.5 to about 240 millimoles per kilogram of a fluorometallate ion, from about 0.5 grams/liters to about 10 grams/liter of phosphorous-containing ino... | 07/01/2008 |
| 7381281 | Surface treatment method of metal member, and metal goods A method of surface-treating a metal member involves heating, or heating under pressure, the metal member in an aqueous alkaline solution having a pH of 9 or more and containing a manganese compound and a chelating agent dissolved in water, whereby a mold release ag... | 06/03/2008 |
| 7341677 | Non-carcinogenic corrosion inhibiting additive A non-carcinogenic corrosion inhibiting additive includes an anodic corrosion inhibitor and/or a cathodic corrosion inhibitor and a solubility enhancer for the inhibitors in the form of a metal complexing agent. ... | 03/11/2008 |
| 7273337 | Partially coated fastener assembly and method for coating A fastener assembly includes a row of fasteners having a head, a tip, and a portion of a shank coated with a polymer composition. The polymer composition includes a polymer material such as polyurethane and metal particles. The polymer composition is used to provide... | 09/25/2007 |
| 7271138 | Compositions for protecting glassware from surface corrosion in automatic dishwashing appliances Through-the-wash automatic dishwashing detergent compositions, especially detergent compositions comprising zinc-containing materials, are provided for protecting glassware from surface corrosion during automatic dishwashing. ... | 09/18/2007 |
| 7208053 | Method for applying a phosphate covering and use of metal parts thus phospated Metallic surfaces are coated with an aqueous, acidic phosphate solution containing 10 to 60 g/l zinc, 0.5 to 40 g/l manganese, 50 to 300 g/l phosphate ions calculated as P2O5, and optionally other components. ... | 04/24/2007 |
| 7192649 | Passivation layer on aluminum surface and method thereof A protective passivation layer is formed on the surface of an aluminum mass, such as bare aluminum particles, creating a protected aluminum mass. Formation of the protective layer onto the aluminum mass may occur from an in-situ process. ... | 03/20/2007 |
| 7135075 | Corrosion resistant coating with self-healing characteristics An aqueous solution for depositing an inorganic corrosion resistant coating on a metal substrate is disclosed. The aqueous solution comprises a film-forming agent, a supplemental anion, and a substrate activator. The film-forming agent is a vanadate salt that forms ... | 11/14/2006 |
| 7101833 | Methods for treating glassware surfaces using zinc corrosion protection agents Methods for treating glassware surfaces, for example dishes and glasses, using corrosion protection agents, especially corrosion protection agents comprising zinc-containing materials. Methods using corrosion protection agents that form a part of a treatment system ... | 09/05/2006 |
| 7095175 | Foil seal lamp A foil seal lamp in which even when a high temperature of the seal area is reached oxidation of the molybdenum metal foils and the molybdenum outer leads which have been placed in the seal area can be reliably prevented, and in which a long service life can be obtai... | 08/22/2006 |
| 7094740 | Zinc corrosion protection agents for treating glassware surfaces Corrosion protection agents for treating glassware surfaces, for example dishes and glasses, especially corrosion protection agents comprising zinc-containing materials are provided. Treatment systems and composition of matter, which incorporate these corrosion prot... | 08/22/2006 |
| 7048807 | Cerium-based spontaneous coating process for corrosion protection of aluminum alloys A cerium-based coating for corrosion resistance is applied by exposing a cleaned aluminum-based component to a corrosion-inhibiting cerium solution containing cerium ions in the presence of an oxidizing agent. The coating deposits spontaneously without an external s... | 05/23/2006 |
| 7029769 | Insulation film, powder for magnetic core and powder magnetic core and processes for producing the same An insulation film whose requisite constituent elements are first elements and a second element. The first elements include B, P, O and Fe. The second element can generate cations whose hexa-coordinated ion radius, defined by Shannon, R. D., is 0.073 nm or more, and... | 04/18/2006 |
| 7030183 | Surface treating method and surface treating agent A plating solution containing zinc, an electrically conductive salt, an adsorbent, and at least one of mono- to hexavalent metal ions. A treatment using either a solution which contains, all per liter, 2–60 g Zn, 40–300 g caustic alkali, 0.01–50 g adsorbent, 0... | 04/18/2006 |
| 7000745 | Method to improve adhesion between pre-cured elastomer and metal surface The bond strength between a pre-cured elastomeric member and a metal surface is increased by applying a phosphate coating to the metal surface. This is particularly suitable for use in formation of torsional vibration dampeners wherein an elastomeric member is compr... | 02/21/2006 |
| 6953534 | Engine antifreeze composition In general this invention relates to an antifreeze composition that can be used in the cooling systems of internal combustion engines, for example, in heavy-duty diesel engines, light duty trucks and cars. The antifreeze composition can be added to water or other su... | 10/11/2005 |
| 6913840 | Magnesium alloy molded product and method for manufacturing the same There is provided a magnesium alloy molded product being excellent in corrosion resistance. The magnesium alloy molded product being excellent in corrosion resistance and capable of being easily recycled is manufactured by forming an aluminum layer on a surface of a... | 07/05/2005 |
| 6887320 | Corrosion resistant, chromate-free conversion coating for magnesium alloys The present invention relates to a process for forming a chromate-free, corrosion resistant coating on a product formed from magnesium or a magnesium alloy and to a solution used for forming the coating. The solution has phosphate and fluoride ions and contains from... | 05/03/2005 |
| 6878217 | Rare earth metal-based permanent magnet having corrosion-resistant film and method for producing the same The chemical conversion film containing, at least as the constituent components thereof, (a) at least one of the metals selected from molybdenum, zirconium, vanadium, and tungsten; (b) a rare earth metal constituting the magnet; and (c) oxygen, which is formed on th... | 04/12/2005 |
| 6863743 | Polymetalate and heteropolymetalate conversion coatings for metal substrates The present invention provides a conversion coating solution containing polymetalates and/or heteropolymetalates to oxidize the surface of various metal substrates. The polymetalates have the general formula MxOyn−, where M is sele... | 03/08/2005 |
| 6835460 | Dry-in-place zinc phosphating compositions and processes that produce phosphate conversion coatings with improved adhesion to subsequently applied paint, sealants, and other elastomers Excellent adhesion to subsequently applied paint or elastomer is obtained by coating a metal substrate with a phosphate conversion coating by contact with a liquid phosphating solution that contains zinc cations, phosphate anions, and at least one adhesion promoter ... | 12/28/2004 |
| 6818313 | Corrosion-inhibiting coating A corrosion-inhibiting coating, process, and system that provides a tight, adherent zinc- or zinc-alloy coating that is directly deposited onto steel or cast iron surfaces for enhanced corrosion protection. A process for applying the coating is also provided. The pr... | 11/16/2004 |
| 6780256 | Method of treating a metal surface with a no rinse zinc phosphate coating An aqueous solution and method for applying the solution to a metal surface form a zinc phosphate coating on the metal surface. The zinc phosphate coating minimizes corrosion and improves adhesion of subsequently coated materials such as sealants and paints. The sol... | 08/24/2004 |
| 6756092 | Surface treated steel material, a method for its manufacture, and a chemical conversion treatment liquid A chemical conversion treatment liquid which can stably form a phosphate-type chemical conversion film on a steel material for a joint portion of an oil well steel pipe containing 0.5-13% Cr is developed. Using a chemical conversion treatment liquid to which ... | 06/29/2004 |
| 6753095 | Zinc-based metal plated steel sheet treated with phosphate being excellent in formability and method for production thereof The aim of the present invention is to provide a phosphate treated zinc coated steel sheet with excellent workability. A steel sheet coated with a zinc based alloy has a phosphate treated coating on the surface thereof. The phosphate treated coating comprises mainly... | 06/22/2004 |
| 6740424 | Surface coated aluminum fine powder and aqueous chromium-free corrosion inhibiting coating composition including the same A chromium-free corrosion inhibiting coating composition, which does not utilize harmful chromium compounds and can be used for corrosion inhibition of a metal surface, comprising a slurry mixture in which coated aluminum fine powder treated with a hydrophilic coupl... | 05/25/2004 |
| 6692583 | Magnesium conversion coating composition and method of using same A conversion coating composition and a method of applying the conversion coating composition to magnesium and magnesium alloy articles prior to painting to prevent corrosion. The conversion coating composition comprises a source of vanadate ions, a materi... | 02/17/2004 |
| 6673470 | Surface treated tin-plated steel sheet and surface treatment solution A surface treated tin-plated steel sheet which has an alloy layer formed on the surface of a steel sheet, a tin plating layer being formed on said alloy layer with a remaining exposed portion of the alloy layer having an area of 30% or more of that of the... | 01/06/2004 |
| 6669786 | Self-healing non-chromate coatings for aluminum and aluminum alloys Disclosed are processes and compositions of solutions for chromate-replacement coatings for aluminum and aluminum alloys. A preferred method includes forming a boehmite coating layer that includes Al (III) ions on an aluminum surface, and applying an ioni... | 12/30/2003 |
| 6620263 | Zinc phosphating process and composition with reduced pollution potential The phosphate concentration, and therefore the pollution potential, of conventional high quality phosphating compositions containing zinc, manganese, and, optionally, nickel or copper cations, can be reduced without loss of corrosion protective value of t... | 09/16/2003 |
| 6582530 | Non-chromate protective coating for iron and iron alloys and coating solution A non-chromate protective coating and coating solution useful for coating iron and iron alloys, particularly steel, includes V2 O5, Ce2 (MoO4)3 or SrWO4 as a corrosion inhibitive component... | 06/24/2003 |
| 6551417 | Tri-cation zinc phosphate conversion coating and process of making the same Tri-cation zinc phosphate conversion coating compositions are disclosed. The compositions include a phosphate component, ions of nickel, manganese, and zinc, and a glycerophosphate component, such as disodium glycerophosphate. Coatings formed from these c... | 04/22/2003 |
| 6530999 | Phosphate conversion coating Phosphate conversion coatings having very fine crystal size are obtained using liquid compositions containing phosphate, zinc cations and relatively low concentrations of Co, Ni and Mn.... | 03/11/2003 |
| 6503342 | Processes for the production of zintl compounds, intermetallic compounds and electronic components including intermetallic compounds Disclosed is a process for the production of Zintl compounds by thermal decomposition of heterometallic phosphinidene complexes. The heterometallic phosphinidene complex typically comprises at least two metals, at least one of which is selected from a Gro... | 01/07/2003 |
| 6500276 | Polymetalate and heteropolymetalate conversion coatings for metal substrates The present invention provides a conversion coating solution containing polymetalates and/or heteropolymetalates to oxidize the surface of various metal substrates. The polymetalates have the general formula Mx Oyn-, where... | 12/31/2002 |
| 6468364 | Anticorrosion treatment An anticorrosion treatment of an aluminium/zinc alloy surface is disclosed. The treatment includes the steps of forming on the alloy surface a coating of a solution which contain 5-40 grams of molybdenum per litre of the solution, 2-19% by volume of a pho... | 10/22/2002 |
| 6440231 | Process for the collective pretreatment of steel, galvanized steel, magnesium and aluminum before bonding to rubber A process for the production of a rubber-to-metal bond on steel, galvanized steel, aluminum and/or magnesium is provided The process comprises at least the following steps: a) chemical pretreatment of the metal parts, b) intermediate rinsing, and c) vulcanizin... | 08/27/2002 |
| 6409844 | Surface-treated article of magnesium or magnesium alloys, method of surface preparation and method of coating An article of magnesium or its alloy having a surface layer containing magnesium condensed phosphate and magnesium phosphate, which can be produced by treating an article of magnesium or its alloy with a treating liquid containing 1,000 to 20,000 ppm of a... | 06/25/2002 |
| 6395105 | Phosphating process with a metalliferous re-rinsing stage A process for phosphating metal surfaces in which a nitrite- and nickel-free zinc-containing phosphating solution is applied to the metal surfaces which, if desired, are then rinsed and subsequently after-rinsed with an aqueous solution with a pH value of... | 05/28/2002 |
| 6376092 | Surface-treated steel sheet and manufacturing method thereof The present invention has an object to provide a surface-treated steel sheet which has highly balanced corrosion resistance and formability, and satisfies fundamental properties required mainly for steel sheets for automobile body, and a manufacturing met... | 04/23/2002 |
