| 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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| 09/14/2011 | CN102181855A Spinel film with controllable feature and preparation method thereof |
| 09/14/2011 | CN102181854A Environment-friendly steel water-based rust inhibitor and preparation method thereof |
| 09/14/2011 | CN102181853A Novel treatment fluid for chromium-free passivation of aluminum alloy |
| 09/14/2011 | CN102181852A Method for coating cold drawn steel tube leather diaphragm |
| 09/14/2011 | CN102181851A Anhydrous pretreatment method for coating surfaces of magnesium alloys |
| 09/14/2011 | CN102181850A In-situ synthesis method for zinc oxide nano film |
| 09/14/2011 | CN101935831B Phosphatizing liquid and preparation method thereof |
| 09/14/2011 | CN101812680B Method for performing super-hydrophobic treatment on surface of metal copper |
| 09/14/2011 | CN101805900B Magnesium-lithium alloy molybdate and phosphate conversion solution and method for forming conversion coating |
| 09/14/2011 | CN101532130B Molten metal anti-oxidation reducing agent, preparation method and application thereof |
| 09/14/2011 | CN101514457B Multi-purpose metal surface protectant and preparation method thereof |
| 09/14/2011 | CN101448974B Method for the carboxylation treatment of metal surfaces, use of said method in order to provide temporary protection against corrosion and method for producing shaped sheet metal thus carboxylated |
| 09/08/2011 | US20110214784 Metal surface treatment composition, metal surface treatment method, and metal material |
| 09/07/2011 | EP1812620B1 Method of coating metallic surfaces with an aqueous composition comprising silanes, silanols, siloxanes and polysiloxanes and composition thereof |
| 09/07/2011 | CN201962363U 自动挂桶机 Automatically linked barrel machine |
| 09/07/2011 | CN1875123B Hot-rolled steel plate excellent in chemical treatment characteristics and method for production thereof |
| 09/07/2011 | CN102177277A Working process for manufacturing members excellent in chemical conversion treatability |
| 09/07/2011 | CN102174700A Copper powder antioxidant |
| 09/07/2011 | CN102174695A Aluminum-conductive chemical oxidation method |
| 09/07/2011 | CN102174694A Method for preparing aluminium alloy/trivalent chromium composite conversion film and film-forming liquid thereof |
| 09/07/2011 | CN101768737B Storage method of nickel basket used for measuring oxygen content |
| 09/07/2011 | CN101565823B Surface treatment technology of reel aluminium strip |
| 09/07/2011 | CN101376999B Composite oxidation method for metallic products |
| 09/07/2011 | CN101098982B Method for coating metallic surfaces with an aqueous composition and composition |
| 09/01/2011 | WO2011106304A1 Chromium -free passivation process of vapor deposited aluminum surfaces |
| 09/01/2011 | WO2011105101A1 Surface-treating agent for zinc-plated steel sheet, and zinc-plated steel sheet and process for production thereof |
| 09/01/2011 | WO2011104614A1 Method for protecting silver and silver alloy surfaces against tarnishing |
| 09/01/2011 | US20110209798 Grain-oriented electrical steel sheet and manufacturing method thereof |
| 09/01/2011 | DE102009036102B4 Verfahren zur lokalen Applikation von chemischen Konversionsschichten und Verwendung eines Tuchs dazu Method for local application of chemical conversion coatings and use a cloth to |
| 09/01/2011 | CA2789532A1 Method for protecting silver and silver alloy surfaces against tarnishing |
| 08/31/2011 | CN102171382A 2-benzyl-4-(2,4-dichlorophenyl)-5-methylimidazole compound |
| 08/31/2011 | CN102168266A Circuit board browning solution for high-temperature halogen-free board |
| 08/31/2011 | CN102168265A Chromium-free composite passivator and preparation method thereof |
| 08/31/2011 | CN102168264A Method for compounding nano ceramic silane composite film before spraying aluminum product |
| 08/31/2011 | CN102168263A Anti-pollution treatment method for dust collecting plate surface of electrostatic air purifier |
| 08/31/2011 | CN102168262A Chromium-free passivation method of galvanized sheets |
| 08/31/2011 | CN101892478B Aluminium alloy chemically blackening treatment technique and chemically blackening solution used in same |
| 08/31/2011 | CN101748396B Preparation method of magnesium alloy rare-earth conversion coatings for ethylene glycol cooling system |
| 08/31/2011 | CN101421434B Treatment solution for forming of black trivalent chromium chemical coating on zinc or zinc alloy and method of forming black trivalent chromium chemical coating on zinc or zinc alloy |
| 08/31/2011 | CN101348622B Novel agent preventing silver coating from coloring in cyanide silver plating process |
| 08/30/2011 | US8007576 Chrome-free corrosion inhibitor composition |
| 08/25/2011 | WO2011102328A1 Non-oriented electromagnetic steel sheet and process for production thereof |
| 08/24/2011 | EP2358922A1 Conversion layers for surfaces containing zinc |
| 08/24/2011 | EP2252723B1 Continuous method for treating the surface of metal strips |
| 08/24/2011 | CN102162095A Anti-discoloring protective agent for silver plating and preparation method as well as application method thereof |
| 08/24/2011 | CN101668881B Agent for the production of anticorrosive layers on metal surfaces |
| 08/24/2011 | CN101452768B Inspection method for inhibiting treatment process for reacting electrolytic capacitor aluminum foil oxidation film with water |
| 08/24/2011 | CN101435078B Non-chrome resin composition, method for processing steel plate surface and steel plate |
| 08/23/2011 | US8003563 Method for producing tungsten trioxide powder for photocatalyst, tungsten trioxide powder for photocatalyst, and photocatalyst product |
| 08/18/2011 | WO2011099460A1 Aluminum or aluminum alloy material having surface treatment coating film, and surface treatment method therefor |
| 08/18/2011 | WO2011098322A1 Composition for the alkaline passivation of zinc surfaces |
| 08/18/2011 | US20110200754 Corrosion resistant primer coating |
| 08/18/2011 | US20110198000 Process for coating metallic surfaces |
| 08/18/2011 | US20110197999 Methods for making high-temperature coatings having pt metal modified gamma-ni +gamma'-ni3al alloy compositions and a reactive element |
| 08/18/2011 | CA2788639A1 Composition for the alkaline passivation of zinc surfaces |
| 08/17/2011 | EP2356082A1 Photochemical modification of solid materials |
| 08/17/2011 | EP2147131B1 Method for the thermochemical passivation of stainless steel |
| 08/17/2011 | CN201933156U 用于圆钢产品调质处理生产线的发黑装置 Round black device for quenching product line |
| 08/17/2011 | CN102154638A Brass part blackening solution and preparation method and application thereof |
| 08/17/2011 | CN102154637A Surface treatment method for magnesium alloy |
| 08/17/2011 | CN102152078A Processing technique for high-strength bolt adopted by bulldozer or excavator pedrail |
| 08/17/2011 | CN101787526B Method for preparing micro-nano-silica film on red copper substrate |
| 08/17/2011 | CN101713070B Process for surface coating of ferrous metal |
| 08/17/2011 | CN101691665B Phosphate-treated electrogalvanized steel sheet |
| 08/17/2011 | CN101512045B Aqueous treatment liquid for Sn-plated steel sheet having excellent corrosion resistance and coating adhesion, and method for producing surface-treated steel sheet |
| 08/17/2011 | CN101487116B Use of passivation film forming liquid on steel surface |
| 08/17/2011 | CN101135050B Metasilicate cleaning inactivating process |
| 08/17/2011 | CN101082128B Multifunctional environment protection metal degreasing derusting rust-proofing liquid |
| 08/11/2011 | DE102010001686A1 Zusammensetzung für die alkalische Passivierung von Zinkoberflächen Composition for the alkaline passivation of zinc surfaces |
| 08/10/2011 | EP2354470A1 Methods for inhibiting corrosion of high strength steel turbine components |
| 08/10/2011 | EP2352860A1 Method for the surface treatment of stainless steel |
| 08/10/2011 | EP2352858A1 A method of colouring tin and tin-containing articles |
| 08/10/2011 | CN102149848A Aqueous solution for blackening chemical conversion treatment of zinc or zinc alloy surface and method for forming blackened antirust coating film using the aqueous solution for the treatment |
| 08/10/2011 | CN102146562A Silicate coating-containing absorbable medical magnesium-based metal and preparation method and application thereof |
| 08/10/2011 | CN102146561A Film forming solution for zinc and zinc alloy surface environmentally-friendly blackened film and using method of film forming solution |
| 08/10/2011 | CN102146560A Rare earth-silanization treatment agent used before metal cathode electrophoresis and preparation method of rare earth-silanization treatment agent |
| 08/10/2011 | CN102146559A Vulcanization method for NiW alloy baseband surface used for coating conductor |
| 08/10/2011 | CN101671968B Process for producing filled prestress steel strand of epoxy coating |
| 08/09/2011 | CA2632928C Method for the carboxylation treatment of metal surfaces, use of said method in order to provide temporary protection against corrosion and method for producing shaped sheet metalthus carboxylated |
| 08/04/2011 | WO2011093359A1 Metal surface treatment agent and metal surface treatment method |
| 08/04/2011 | WO2011093283A1 Metal surface treatment agent and metal surface treatment method |
| 08/04/2011 | WO2011093282A1 Surface treatment membrane, metal surface treatment agent and metal surface treatment method |
| 08/04/2011 | WO2011092079A1 Ainting pre-treatment processes with low environmental impact, as an alternative to conventional phosphating treatments |
| 08/04/2011 | US20110189401 Successive corrosion-protecting pre-treatment of metal surfaces in a multiple-step process |
| 08/04/2011 | US20110189377 Coating for Medical Devices Comprising An Inorganic or Ceramic Oxide and a Therapeutic Agent |
| 08/04/2011 | US20110186181 Corrosion-resistant magnet and method for producing the same |
| 08/03/2011 | EP1328590B1 Method for pretreating and/or coating metallic surfaces with a paint-like coating prior to forming and use of substrates coated in this way |
| 08/03/2011 | CN1861842B Immersion method |
| 08/03/2011 | CN1777699B Method for coating metallic surfaces with a composition that is rich in silane |
| 08/03/2011 | CN102144047A Metal material having excellent corrosion resistance |
| 08/03/2011 | CN102144046A 2-benzyl-4-(3,4-dichlorophenyl)-5-methylimidazole compound |
| 08/03/2011 | CN102143915A Method for producing aqueous solution containing chromium (III) source |
| 08/03/2011 | CN102143913A Chromium(iii)-containing aqueous solution and process for production of same |
| 08/03/2011 | CN102140667A Rear earth polyoxometallate silanization process for metal cathode before electrophoresis |
| 08/03/2011 | CN102140635A Metal surface pre-blackening treatment method |
| 08/03/2011 | CN102140634A Composite aqueous passivation solution and preparation method thereof for hot galvanizing surface treatment |
| 08/03/2011 | CN101805899B Acid tungstate conversion liquid and method for forming conversion coating on magnesium-lithium alloy |
| 08/03/2011 | CN101805898B Cobaltate conversion liquid and application in surface treatment of magnesium-lithium alloy |
| 08/03/2011 | CN101775596B Chromium-free passivation method of aluminum pipe for evaporator of refrigerator or freezer and passivation solution thereof |
| 08/03/2011 | CN101500729B Mold release layer for casting nonferrous metals |