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)
09/2012
09/26/2012CN102011118B Trivalent chromium passivating agent for zinc and zinc alloy coatings
09/26/2012CN101035926B 涂覆方法 The coating method
09/25/2012US8273190 Method for making and using chromium III salts
09/25/2012US8273189 Method for treating metal surfaces by carboxylation, use of the method for temporary protection against corrosion, and method for manufacturing a shaped metal sheet thus carboxylated
09/19/2012CN102686776A Metal pretreatment composition containing zirconium, copper, zinc, and nitrate and related coatings on metal substrates
09/19/2012CN102677141A Method for preparing titanium or titanium alloy superoleophobic surface
09/19/2012CN102677059A Super-hydrophobic aluminium and preparation method thereof
09/19/2012CN102677054A Decorative composite coating with dewatering self-cleaning function and preparation method of decorative composite coating
09/19/2012CN102677041A Roller end phosphorization device
09/19/2012CN102677040A Neutral multifunctional steel surface treating agent and preparation method
09/19/2012CN102677039A Silane/rare-earth composite protective film on aluminum or aluminum alloy surface and preparation method thereof
09/19/2012CN102677038A Film forming solution for growing Mg-Al hydrotalcite film in situ on surface of magnesium alloy and application thereof
09/19/2012CN102677037A Immersion tin after-treatment solution composition
09/19/2012CN102677036A Low-temperature environment-friendly coating phosphating solution and preparation method thereof
09/19/2012CN102677035A Magnesium alloy surface zinc calcium cerium phosphorization solution and transformation process thereof
09/19/2012CN102677034A Medium-temperature low-sediment zinc phosphorizing solution
09/19/2012CN102677033A Wear-resistant manganese phosphating solution
09/19/2012CN102677032A Method for immobilizing VEGF-carried heparin/polylysine nanoparticles on Ti surface
09/19/2012CN102676987A Anticorrosion protection method for high-speed braking disc of wind generating set
09/19/2012CN101454847B Soft magnetic material and dust core
09/18/2012US8268096 Colored conversion layers devoid of chrome formed on metal surfaces
09/18/2012US8268095 Method of manufacturing hot dip galvannealed steel sheet and hot dip galvannealed steel sheet
09/13/2012US20120231281 Aluminum alloy article, aluminum alloy member, and methods for producing the same
09/13/2012US20120227868 Magnesium-lithium alloy, rolled material, molded article, and process for producing same
09/13/2012DE102011013319A1 Composition for application solution for performing passivation of zinc and its alloy, comprises passivation solution having chromium compound, soluble nitrate and organic acid, and activation solution having tin salt and phosphonic acid
09/12/2012CN102666926A Resin composition for pre-coated steel sheet having excellent welding properties, workability and corrosion resistance, and a production method for pre-coated steel sheet and steel sheet using the same
09/12/2012CN102666923A High-strength cold rolled steel sheet and method for producing same
09/12/2012CN102666922A Surface treatment agent for laminated metal material and method for producing laminated metal material
09/12/2012CN102666921A Surface-treating composition, and surface-treated steel sheet
09/12/2012CN102666920A Surface-treating composition, and surface-treated steel sheet
09/12/2012CN102666903A Alloyed hot-dip galvanized steel sheet having excellent formability and post-adhesion detachment resistance, and manufacturing method therefor
09/12/2012CN102660737A TiNb-alloy surface biological activating treatment method
09/12/2012CN102660736A Magnesium alloy surface conversion treatment liquid and treatment method thereof
09/12/2012CN102658690A Self-cleaning aluminum veneer and preparation process
09/12/2012CN102154638B Brass part blackening solution and preparation method and application thereof
09/12/2012CN101331020B Resin-coated stainless steel foil, container and secondary battery
09/11/2012US8262811 Aqueous reaction solution and method of passivating workpieces having zinc or zinc alloy surfaces and use of a heteroaromatic compound
09/11/2012US8262810 Method for conversion treating surface of magnesium alloy workpiece
09/05/2012EP2495351A1 Zinc-coated steel plate
09/05/2012EP2495347A1 Alloyed hot-dip galvanized steel sheet and manufacturing method therefor
09/05/2012EP2495346A1 Alloyed hot-dip galvanized steel sheet having excellent formability and post-adhesion detachment resistance, and manufacturing method therefor
09/05/2012CN202419977U Solar coating pretreatment groove
09/05/2012CN102653868A Novel stainless steel acid-washing passivation liquid
09/05/2012CN102653861A Surface treating agent specially used for offshore drilling drill conductor and preparation method thereof
09/05/2012CN102174694B Method for preparing aluminium alloy/trivalent chromium composite conversion film and film-forming liquid thereof
09/05/2012CN101985754B Continuous heat processing technology of steel wire
09/05/2012CN101935833B Stainless steel blackening agent and blackening method
09/05/2012CN101570857B Protective film forming agent for preventing nickel allergy, its forming method and products
09/05/2012CN101397658B Methods for surface passivation and for the reduction of fuel thermal degradation deposits
09/05/2012CN101248213B No-rinse pretreatment methods and compositions for metal surfaces
09/05/2012CN101098984B Method for coating metallic surfaces with an aqueous composition
09/04/2012US8257510 Halogen-free trivalent chromium conversion coating
08/2012
08/30/2012WO2012116195A1 Aqueous solution and method for the formation of a passivation layer
08/29/2012EP2492372A1 Aqueous solution and method for the formation of a passivation layer
08/29/2012EP2492371A1 Cobalt-free passivation solution and method for depositing cobalt-free passivation coatings on zinc and zinc alloy surfaces
08/29/2012EP2491164A2 Surface passivation technique for reduction of fouling
08/29/2012CN202401130U Hanging basket type hanger for phosphorization
08/29/2012CN102652180A Magnesium alloy material
08/29/2012CN102650047A Fine pumping continuous diaphragm drying device
08/29/2012CN102146562B Silicate coating-containing absorbable medical magnesium-based metal and preparation method and application thereof
08/29/2012CN102051608B Metal surface porcelainizing method
08/29/2012CN101892012B Coating composition and steel composite material
08/29/2012CN101485900B Degradable Mg-Zn-Zr alloy endovascular stent and comprehensive processing technique thereof
08/28/2012US8252381 Molecular coating on metal surfaces
08/28/2012CA2537680C Composition and process for improving the adhesion of a siccative organic coating compositions to metal substrates
08/23/2012US20120211218 Boronized plunger
08/23/2012US20120211124 Galvannealed steel sheet having excellent formability and exfoliation resistance after adhesion and production method thereof
08/23/2012US20120211123 Galvannealed steel sheet and producing method thereof
08/22/2012EP2489683A1 Process for production of core-shell particles, core-shell particles, and paste composition and sheet composition which contain same
08/22/2012EP2488680A1 Multi-step method for producing alkali-resistant anodized aluminum surfaces
08/22/2012CN202390536U Novel boric acid pond
08/22/2012CN102648304A Zinc-coated steel plate
08/22/2012CN102644082A Frame coating technology combining silane pretreatment and cathode electrophoresis
08/22/2012CN102644074A Bluish white passivator with trivalent chromium suitable for galvanization autoline
08/22/2012CN102644073A Olive passivator with trivalent chromium of Bundy tube
08/22/2012CN102644072A Composition for phosphating steel and iron and application thereof
08/22/2012CN102644071A Galvanized trivalent chromium black passivator
08/22/2012CN102643448A Preparation method and application of temperature-sensitive patterned polymer surface with orientation structure
08/22/2012CN102181851B Anhydrous pretreatment method for coating surfaces of magnesium alloys
08/21/2012US8247539 Process for preparing materials by grafting halogenated phosphorus-containing groups onto an inorganic surface
08/16/2012WO2012108849A1 Method for improving the features of phosphate coating
08/16/2012WO2012107039A1 Phosphated screw
08/16/2012US20120208086 Process for coating fine particles with conductive polymers
08/16/2012US20120205011 Protective Conversion Coating on Mixed-Metal Subtrates and Methods Thereof
08/16/2012US20120205010 Corrosion control method of metal
08/16/2012CA2829124A1 Phosphated screw
08/15/2012EP2486168A1 Replenishing compositions and methods of replenishing pretreatment compositions
08/15/2012CN102639750A Multi-stage pre-treatment method for metal components having zinc and iron surfaces
08/15/2012CN102634792A Layer-by-layer electrostatic self-assembling method based on dopamine-modified polyelectrolyte and application
08/15/2012CN102634788A Method for blueing surface of long pipe accessory
08/15/2012CN102634787A Processing method for bronzing surface of piston ring spiral support spring
08/15/2012CN102634786A Environment-friendly magnesium alloy phytic acid-cerium based compound conversion film and preparation method thereof
08/15/2012CN102634785A Method for passivation of zinc and zinc alloy and chromium-free passivation solution
08/15/2012CN102634784A Surface treatment method of nuclear bridge
08/15/2012CN102634783A Zinc-plated trivalent chromium blue-white passivator
08/15/2012CN102634782A Automatic soft membrane passivation production line
08/15/2012CN102634423A Deodorizing and passivating cleaning agent for oil refining devices
08/15/2012CN102632653A Fluorocarbon spray coating and etching aluminum veneer and preparation process of fluorocarbon spray coating and etching aluminum veneer
08/15/2012CN102108506B Metal material with chemically-bonded thiolated polyethylene glycol-phosphorus ammonium amphoteric ion compound on surface, and preparation method and application thereof
08/15/2012CN102071415B Rare earth modified surface treating agent for copper and copper alloys and preparation method thereof
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