| Patents for C23C 22 - Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals (14,001) |
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| 05/19/2005 | WO2005045084A1 Hot-rolled steel plate excellent in chemical treatment characteristics and method for production thereof |
| 05/19/2005 | US20050106403 oxide coating formed upon a surface treatment of the metal body in a treating solution containing an aluminum salt; does not use toxic substances such as hexavalent chromium, mercury (Hg), cadmium (Cd) and zinc (Zn) |
| 05/19/2005 | US20050103403 Processing solution for forming hexavalent chromium free and corrosion resistant conversion film on zinc or zinc alloy plating layers, hexavalent chromium free and corrosion resistant conversion film, method for forming the same |
| 05/19/2005 | US20050103229 Aqueous agent for treating substrate, method for treating substrated and treated substrate |
| 05/19/2005 | CA2544823A1 Rust preventive for magnesium and/or magnesium alloy |
| 05/18/2005 | EP1531012A2 Supplementary corrosion protection for pieces of organic pre-coated metal sheets |
| 05/18/2005 | CN1616713A Fluoro polymer synergistic coating treatment process for iron and steel material |
| 05/18/2005 | CN1616711A Energy saving type normal temperature quick phosphorizing liquid |
| 05/18/2005 | CN1616710A Method surface protective liquid |
| 05/18/2005 | CN1616709A Shaped metal article and method of producing shaped metal article having oxide coating |
| 05/18/2005 | CN1202284C Method for covering electric steel strips with an annealing separtor |
| 05/18/2005 | CN1202283C Water-latex tye rust removing and rust protection liquid as well as its jpreparation method |
| 05/17/2005 | US6893556 Apparatus for pretreatment prior to painting |
| 05/12/2005 | WO2005042801A1 Essentially chromium-free method for passivating metallic surfaces consisting of zn, zn alloys, al or al alloys |
| 05/12/2005 | CA2542090A1 Essentially chromium-free method for passivating metallic surfaces consisting of zn, zn alloys, al or al alloys |
| 05/11/2005 | CN1615375A Aqueous agent for treating substrate, method for treating substrate and treated substrate |
| 05/11/2005 | CN1614090A Environmental protective process for forming transforming film on aluminium and aluminium alloy surface |
| 05/11/2005 | CN1614089A Composition and method for surface treatment of metal materials |
| 05/11/2005 | CN1201032C Tin cladding surface antioxidant and process thereof |
| 05/11/2005 | CN1201031C Chemical treatment steel board with good corrosion-resisting property |
| 05/04/2005 | EP1528123A1 Chemical surface treatment method of piston ring |
| 05/04/2005 | CN1613124A Rare-earth permanent magnet having corrosion-resistant coating, process for producing the same, and treating liquid for forming corrosion-resistant coating |
| 05/04/2005 | CN1612952A Post-treatment for anodized aluminum |
| 05/04/2005 | CN1612948A Post-treatment for metal coated substrates |
| 05/04/2005 | CN1200139C Method for providing metal surface with protection against corrosion |
| 05/04/2005 | CN1200138C Producing process of anticorrosive coated steel rails |
| 05/04/2005 | CN1200137C Metal surface treatment agent, treating method for metal material and metal material of metal surface treatment |
| 05/03/2005 | US6887597 Methods and composition for cleaning and passivating fuel cell systems |
| 05/03/2005 | US6887427 Coating a metallic or semimetallic surface, especially a hydrided surface, by covalently bonding coating molecules containing reactive groups by irradiation with light |
| 05/03/2005 | US6887367 Chemical activation of the passivated surface using a solution containing surfactants and/or chemical activation by reduction with a reducing agent or direct current and/or physical activation; coating sol and formation of gel |
| 05/03/2005 | US6887321 Corrosion resistant surface treatment for structural adhesive bonding to metal |
| 05/03/2005 | US6887320 Degreasing; cleaning; deoxidizing; immersing in a solution containing phosphate and fluoride ions; is controlled in a range of 5 to 7, the solution being provided with an active corrosion inhibitor such as sodium vanadate or KMnO4 |
| 05/03/2005 | CA2176332C Anticorrosion treatment of metal coated steel having coatings of aluminium, zinc or alloys thereof |
| 04/28/2005 | WO2005038070A2 Surface reactive preservative for use with solder preforms |
| 04/27/2005 | EP1526190A1 Corrosion resistant steel sheet with a chemically modified zinc coating |
| 04/27/2005 | EP1525229A1 Use of polyisobutylene derivatives for treating metal surfaces |
| 04/27/2005 | EP1404894B1 Corrosion resistant coatings for aluminum and aluminum alloys |
| 04/27/2005 | EP1402083B1 Corrosion protection method for metal surfaces |
| 04/27/2005 | EP1133584B1 Derivatized metallic surfaces, composites of functionalized polymers with such metallic surfaces and processes for formation thereof |
| 04/27/2005 | CN1609543A Method for corrosion resistant protection of condensed water system |
| 04/27/2005 | CN1609272A Process for producing metal carbonide hard face coating and application thereof |
| 04/27/2005 | CN1198963C Orientation electric steel plate and its making method |
| 04/27/2005 | CN1198958C Metallic surface pretreating liquid and method before formation and treatment of phosphate coating |
| 04/26/2005 | US6884363 Forming ingot, hot/cold rolling, annealing to form sheet, then etching to form carbide inclusion, washing; protruding/ preventing fall off of conductive inclusions to reduce contact resistance on surface |
| 04/26/2005 | US6884301 Immersing the substrate to be cleaned and treated in the biological cleaning and treating bath for a sufficient time to clean and treat the substrate; removing the cleaned and treated substrate from bath; repeating procedure |
| 04/26/2005 | CA2169263C Composition and method for treatment of phosphated metal surfaces |
| 04/21/2005 | WO2005035828A1 Photoresist stripping composition |
| 04/21/2005 | DE19723975B4 Kontinuierliches, rechnergesteuertes Verfahren zur Herstellung von schwarzchromatierten oberflächenfehlerfreien, komplettierbaren Spritzgußteilen aus Magnesiumlegierungen mit elektrisch leitfähigen und optimal haftfähigen Oberflächenbereichen, und Anwendung dieses Verfahrens Continuous, computer controlled process for preparing schwarzchromatierten surface defects free, komplettierbaren injection molded parts made of magnesium alloys with electrically conductive adhesive, and optimally surface regions, and application of this method |
| 04/20/2005 | EP1524332A1 Surface-treated steel sheet excellent in resistance to white rust and method for production thereof |
| 04/20/2005 | EP1483429A4 Magnesium conversion coating composition and method of using same |
| 04/20/2005 | CN1608144A Method of surface-finishing stainless steel after descaling |
| 04/20/2005 | CN1607268A Method for isotropic etching of copper |
| 04/20/2005 | CN1607267A Process for preventing coupling corrosion and thread gluing of tubings |
| 04/20/2005 | CN1197926C Non-chromate metal surface treatment agent and use thereof |
| 04/19/2005 | US6881491 Protective fluoride coatings for aluminum alloy articles |
| 04/19/2005 | US6881279 Heat and chemical resistance; chemical resistance; using a fluoroacid, oxy acid, phosphates, tannins and phenolic resin |
| 04/19/2005 | CA2274072C Surface treatment of steel or a nickel alloy and treated steel or nickel alloy |
| 04/14/2005 | WO2005033364A1 Method for pickling metallic surfaces by using alkoxylated alkynols |
| 04/14/2005 | WO2003066937A3 Method for treating metallic surfaces and products formed thereby |
| 04/14/2005 | US20050079989 comprising silane type polyfunctional coupling agents and adhesion promoters in environmentally-acceptable volatile organic solvent having a composite vapor pressure below about 45 mm Hg; for cleaning and priming substrates |
| 04/14/2005 | US20050077502 Surface reactive preservative for use with solder preforms |
| 04/14/2005 | DE19636370B4 Verfahren zur Herstellung von Schutzschichten auf Flacherzeugnissen aus Titanzink und Flacherzeugnis Process for the production of protective coatings on flat products consisting of titanium zinc and flat product |
| 04/14/2005 | CA2539246A1 Method for pickling metallic surfaces by using alkoxylated alkynols |
| 04/13/2005 | EP1522574A1 Environmental wipe solvent compositions and processes |
| 04/13/2005 | EP1521863A2 Method for coating metallic surfaces |
| 04/13/2005 | EP1490530A4 Methods and compositions for oxide production on copper |
| 04/13/2005 | EP1200646B1 Alloy plating |
| 04/13/2005 | CN1196812C Surface treated Tin-plated steel sheet and chemical treatment solution |
| 04/13/2005 | CN1196809C Etching device, etching method and circuit board made using said method |
| 04/12/2005 | US6878261 Surface treatment method of copper foil with silane coupling agent |
| 04/07/2005 | US20050072684 Passivating of tin, zinc and steel surfaces |
| 04/07/2005 | US20050072495 Temporary anticorrosive treatment with acidic solution containing phosphate and fluorometallate ions prior to conversion coating; chromium free |
| 04/06/2005 | EP1268193A4 Metal surface treatment agent |
| 04/06/2005 | CN1195893C Conversion coating solution and method for generating oxide film cobalt conversion coating on metal substrate and use thereof |
| 04/06/2005 | CN1195892C Surface treatment method |
| 04/06/2005 | CN1195591C Method and system for preventing conductive structure from being corrosion |
| 04/05/2005 | US6875661 Solution deposition of chalcogenide films |
| 04/05/2005 | US6875334 Immersing surface selected from magnesium, titanium, aluminum, berrylium or their alloys in an anodizing solution containing hydroxylamine, phosphate, nonioinc surfactant and alkali metal hydroxide; passing a current between surface and cathode |
| 03/31/2005 | US20050067057 corrosion resistance |
| 03/31/2005 | US20050067056 Metal material coated with metal oxide and/or metal hydroxide coating film and method for production thereof |
| 03/31/2005 | DE10341459A1 Analytical procedure for determination of N-methyl morpholine-N-oxide concentration in acidic process solution e.g. for corrosion protection, involves reduction to volatile free base by titanium (III) or tin (II) ions |
| 03/30/2005 | EP1518944A1 Tin-plated steel plate and method for production thereof |
| 03/30/2005 | EP1518943A1 Surface-treated zinc based metal plated steel plate and method for production thereof |
| 03/30/2005 | EP1517955A1 Polymers containing carboxylate for the treatment of metallic surfaces |
| 03/30/2005 | EP1517756A1 Process for preparing chrome surface for coating |
| 03/30/2005 | CN1600900A Coating material for rust removal and pretreatment for surface of metal |
| 03/30/2005 | CN1195025C Metal surface finishing agent, metal material finishing process and surface treated metal material |
| 03/24/2005 | WO2004102648A3 Reactor surface passivation through chemical deactivation |
| 03/24/2005 | WO2004063291A3 A coating composition |
| 03/24/2005 | US20050064700 Method of plating a metal or metal or metal compound on a semiconductor substrate that includes using the same main component in both plating and etching solutions |
| 03/24/2005 | US20050064107 Method for producing coated steel sheet |
| 03/24/2005 | US20050061202 Surface treatment agent for copper and copper alloy |
| 03/24/2005 | DE10341232A1 Process for phosphate coating metal surfaces comprises treating a part of the cleaning solution and/or rinsing water with a cation exchanger and regenerating the exchanger after charging with acid |
| 03/24/2005 | DE10339165A1 Farbige Konversionsschichten auf Metalloberflächen Color conversion layers on metal surfaces |
| 03/24/2005 | DE10338570A1 Verfahren zur Beschichtung eines metallischen Bauteils A process for coating a metallic component |
| 03/24/2005 | DE10110833B4 Verfahren zum Aufbringen eines Phosphatüberzuges und Verwendung der derart phosphatierten Metallteile Method for applying a phosphate coating and use the thus phosphated metal parts |
| 03/23/2005 | EP1515843A1 Thermoplastic elastomer bonded directly to metal substrate |
| 03/23/2005 | EP1453989A4 Use of substituted hydroxylamines in metal phosphating processes |
| 03/23/2005 | CN1598055A Magnesium alloy phosphorization solution and its phosphorized technology |
| 03/23/2005 | CN1598054A Non-chromium furifying agent for copper refrigerating article |