Abstract: A chamber component comprises a body, a first protective layer and a conformal second protective layer over the first protective layer. The first protective layer comprises a plasma resistant ceramic, has a thickness of greater than approximately 50 microns and comprises a plurality of cracks and pores. The conformal second protective layer comprises a plasma resistant rare earth oxide, has a thickness of less than 50 microns, has a porosity of less than 1%, and seals the plurality of cracks and pores of the first protective layer.

Abstract: Method of repairing and manufacturing of turbine engine components includes application of a transition layer by fusion welding with dissimilar nickel based filler material, preferably comprising from about 0.05 wt. % to about 1.2 wt. % B and other alloying elements, followed by a diffusion and primary aging heat treatment and application of the top oxidation resistance layer using dissimilar nickel based filler materials comprised 3-6 wt. % Al, 0.5-6 wt. % Si, 12-25 wt. % Cr and other alloying elements that enhance strength and oxidation resistance followed by a secondary aging heat treatment and machining of the repaired area to restore geometry of turbine engine components. The inventions also relates to a turbine engine components repaired and manufactured by the method.

Abstract: A protective material is provided, which includes a polymer polymerized from a monomer and a plurality of silica particles. The monomer includes acrylamide with a formula of wherein each R is independently H or C1-3 alkyl group, and R? is C2-5 alkylene group. The silica particles and the polymer have a weight ratio of 1.5:1 to 4:1.

Abstract: An information processing device is disclosed. The information processing device includes a first chassis and a second chassis that are connected rotatably via a hinge, and includes a connector to connect the first chassis to the hinge. The first chassis includes a laminated part having a lamination of a set of fiber-reinforced plastic layers in each of which resin is reinforced by fibers arranged in a predetermined direction. The connector is attached and fixed to a recess in the laminated part, with the recess having a shape corresponding an outer shape of the connector. Directly attached to the connector, one of the fiber-reinforced plastic layers making up a bottom of the recess and is a layer in which fibers are arranged in a direction orthogonal to a rotary axis of the hinge.

Abstract: Apparatus and methods are provided for converting methane in a feed stream to acetylene. A hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process.

Abstract: A thermal barrier coating is provided. The thermal barrier coating is configured to remain adherent to the substrate under high strains, thus allowing the use of non-contacting strain measurement systems, such as digital image correlation. The thermal barrier coating may include a first layer of a partially metallic material configured to adhere to a metallic substrate, and a second layer of a partially ceramic material configured to adhere to the first layer. A successful configuration has a top layer thickness that is approximately two-thirds of the first layer thickness.

Abstract: A medical implant device or component thereof comprising a metal substrate and a coating layer structure provided on the substrate. The coating layer structure comprises an outermost layer of a ceramic material. A bonding structure is deposited between the metal substrate and the coating layer structure. The bonding structure comprises a chromium rich layer, which is deposited onto the metal substrate surface and has a higher concentration of chromium than the metal substrate, as well as a gradient layer having a composition gradient from the chromium rich layer towards the surface of the device providing increasing proportions of a gradient material which has structural correspondence with the layer of the coating layer structure that is most adjacent to the bonding structure.

Abstract: A process for improving the adherence of a thermal barrier coating to a substrate includes the steps of providing a substrate, depositing a masking layer of aluminum, an aluminum alloy, or titanium alloy, or titanium on a surface of the substrate, depositing a non-thermally grown oxide layer of alumina or titania on the masking layer, and depositing a thermal barrier coating on the oxide layer.

Abstract: The present invention provides a carrier-attached copper foil, wherein an ultrathin copper foil is not peeled from the carrier prior to the lamination to an insulating substrate, but can be peeled from the carrier after the lamination to the insulating substrate. A carrier-attached copper foil comprising a copper foil carrier, an intermediate layer laminated on the copper foil carrier, and an ultrathin copper layer laminated on the intermediate layer, wherein the intermediate foil is configured with a Ni layer in contact with an interface of the copper foil carrier and a Cr layer in contact with an interface of the ultrathin copper layer, said Ni layer containing 1,000-40,000 ?g/dm2 of Ni and said Cr layer containing 10-100 ?g/dm2 of Cr is provided.

Abstract: Coatings for enhancing performance of materials surfaces, methods of producing the coating and coated substrates, and coated condensers are disclosed herein. More particularly, exemplary embodiments provide chemical coating materials useful for coating condenser components.

Abstract: A vehicle braking system reduces particulate emissions resulting from wear of the brake pad and rotor during stopping or slowing of a vehicle. The rotor includes at least one friction surface, that has an outer coating of a corrosion and wear-resistant material. This uoter coating can optionally include a first layer comprising a crystalline material and a second layer overlaying and contacting the first layer and comprising an amorphous material. The first layer and the second layer can optionally have an inter-layer period of less than 10 nm such that the structure of the outer coating is that of a superlattice. A brake member that includes a friction material is mounted to a caliper on the vehicle with the friction material disposed opposite the at least one friction surface so that the friction material reversibly engages with the outer coating of the corrosion and wear-resistant material when the braking system is operated to stop or slow the vehicle.

Abstract: A method of applying a nanocrystalline metal coating to a titanium or titanium alloy blade of a gas turbine engine is described. The method includes selecting an intermediate bond coat from the group consisting of nickel, nickel alloy, P, B, Tl and combinations thereof, and applying the intermediate bond coat to at least a portion of the blade. A nanocrystalline metal coating having an average grain size of between 10 nm and 500 nm is then applied to the portion of the blade overtop of the intermediate bond coat.

Abstract: A method of fabricating a component and a fabricated component are disclosed. The method includes depositing a material to a component and manipulating the material to form a boundary region and a filler region for desired properties. The component includes the boundary region and the filler region, thereby having the desired properties.

Abstract: Disclosed herein is a method of forming a multilayer thin film by depositing target particles, detached from a target by plasma discharge of inert gas, on a metal object using a multilayer thin film deposition apparatus and a multilayer thin film formed by the method. More specifically, a sputtering deposition apparatus is used as the multilayer thin film deposition apparatus. The method includes coating a metal object with a coating layer, depositing at least one hardness-enhancing layer on the coating layer, and depositing a color layer on the at least one hardness-enhancing layer.

Abstract: A plating method for an RF device is disclosed. The method includes (a) pre-treating the RF device made from a substrate material; (b) forming a copper plating layer by applying copper plating to the RF device; and (c) forming a thin-film layer over the copper plating layer, the thin-film layer made of a precious metal, where a thickness of the precious-metal thin-film layer is thinner than a skin depth at a working frequency band. The disclosed method makes it possible to provide a plating treatment with a low cost while providing a superior appearance quality.

Abstract: A method, system and apparatus are disclosed for providing an anti-fret coating system to a component having a wear surface. The method includes applying a dry film lubrication system to a basecoat having a copper based material positioned on a substrate, wherein the dry film lubrication system includes: applying at least one intermediate coating layer having a calcium fluoride and barium fluoride material in a silicone binder over the basecoat; and applying a top coat layer having a molybdenum disulfide material over the at least one intermediate coating layer. The method can further include removing an existing intermediate coating layer and an existing top coat layer before said applying the dry film lubrication system; removing an existing top coat layer before said applying the dry film lubrication system; and removing an existing basecoat and applying another basecoat having a copper based material before said applying the dry film lubrication system.

Abstract: The present invention is directed to a method for forming a patterned conductive film, which comprises the step of bringing a substrate having a layer made of platinum microcrystal particles formed thereon in a pattern and a complex of an amine compound and an aluminum hydride into contact with each other at a temperature of 50 to 120° C. According to the present invention, there is provided a method for forming a patterned conductive layer, which can ensure electrical bonding with a substrate and also can be suitably applied to various electronic devices, simply without requiring a massive and heavy apparatus.

Abstract: The invention relates to a special hot-dip plating alloy for a coating on the surface of a titanium alloy part, wherein the hot-dip plating alloy contains the following components by mass percentage: 8-24% of Si, 1.2-3.1% of Zn, 0.02-0.5% of RE, 0.5-3.2% of Mg, 0.05-1% of Fe, 0.05-0.5% of Cu, 1.0-2.0% of Mn, 0.5-2.0% of Cr, 0.02-0.5% of Zr, 1-2% of nano-oxide particle reinforcing agent and the balance of Al and inevitable impurities, and the nano-oxide particle reinforcing agent is selected from one or two of TiO2 and CeO2. The adoption of the hot-dip plating alloy produced by the invention can form the coating which has corrosion resistance and good wear resistance, and is well metallurgically bonded with a matrix on the surface of the titanium alloy.

Abstract: A coating method includes depositing substantially pure hafnium metal, that is free of other elements that are present in more than trace amounts as inadvertent impurities, onto a metallic substrate, and heat treating the metallic substrate to react the hafnium metal with at least one other element to form a protective coating on the metallic substrate.

Abstract: The system of the present invention includes a conductive element, an electronic component, and a partial power source in the form of dissimilar materials. Upon contact with a conducting fluid, a voltage potential is created and the power source is completed, which activates the system. The electronic component controls the conductance between the dissimilar materials to produce a unique current signature. The system can also measure the conditions of the environment surrounding the system.

Abstract: Exemplary piston rings are disclosed, comprising a base portion formed of a metallic material, and an outer contact surface extending between opposing side faces of the piston ring. The piston ring may include a coating layer applied to the outer contact surface, with the coating layer including an inner layer and an outer layer. Exemplary methods of making a piston ring are also disclosed, comprising providing a base portion formed of a metallic material, applying an inner layer to an outer surface of the base portion, and applying an outer layer on top of the inner layer.

Abstract: A method of manufacturing ULSI wiring in which wiring layers are separately formed via a diffusion prevention layer and an insulating interlayer portion made of SiO2. The method comprises the steps of treating, with a silane compound, a SiO2 surface of the insulating interlayer portion on which the diffusion layer is to be formed, performing catalyzation with an aqueous solution containing a palladium compound, forming the diffusion prevention layer by electroless plating, and then forming the wiring layer on this diffusion prevention layer. A capping layer may be formed on the wiring layer by electroless plating. Consequently, a diffusion prevention layer having good adhesive properties can be formed through a simple wet process, and, the wiring layer can directly be formed on this diffusion prevention layer by a wet process. The capping layer can also be directly formed on the wiring layer by electroless plating.

Abstract: A coated article has: a metallic substrate; a bondcoat; and a thermal barrier coating (TBC). The bondcoat has an MCrAlY first layer and an MCrAlY second layer, the second layer having a lower Cr content than the first layer.

Abstract: Coatings on a substrate and application methods result in coatings that can withstand different types or groups of bulk cargo and operations. This novel approach includes use of a combination of layers of coating materials at certain thicknesses and applied with certain techniques. In certain embodiments, the coating system includes coatings applied to a pretreated substrate, e.g., blasted steel cargo hold plates of an oceangoing vessel. The coatings include a bond layer and a resistance layer, e.g., an anti-corrosive layer tailored to resist at least one of corrosion, erosion, impact and wear of the substrate.

Abstract: The invention relates in particular to a musical instrument string. The musical instrument string comprises a core, produced from a metal material, with a coating. The coating comprises an intermediate layer made of nickel or a nickel alloy applied to the core and a sheathing layer made of tin or a tin alloy applied to the intermediate layer.

Abstract: An article may include a substrate, a diffusion barrier layer formed on the substrate, and a protective layer formed on the diffusion barrier coating. The diffusion barrier layer may include iridium.

Abstract: This innovation is relevant to a surface preparation of pre-fabricated steel parts, able to guarantee an excellent contact between the surface to be coated, and the molten bath, based on a Zinc-alloy containing Aluminum between 0.01 and 0.1 wt %. In a greater detail this invention is related to a procedure for hot-dip coat steel parts with a Zn—Al-alloy, according to which the parts are properly pickled and then immersed into an aqueous flux solution containing ZnCl2, NH4Cl, Bi2O3, and KCl, at a pH between 0.1 and 1.5 and a temperature in the range 4 and 50° C., for an immersion time between 10 s and 10 minutes. Using the flux solution according to the present innovation, it is possible to coat discontinuously with a Zn—Al-alloy, parts fabricated either with plain Carbon steels either high-strength steels. Furthermore, steels known commercially as Sandelin or Iper-sandelin, may be also coated without surface defects and with a glossy appearance.

Abstract: Methods of forming a blade and rendering a blade resistant to erosion includes positioning a backing plate(s) or elongated backing plate(s) adjacent at least one side of a forward face of a leading edge surface of the blade. The methods include depositing an erosion resistant material in a plurality of layers by fusion bonding the erosion resistant material to the forward face of the leading edge surface of the blade. The backing plates providing a template or guide for depositing the plurality of layers of erosion resistant material. The plurality of layers of erosion resistant material form an erosion shield and a leading edge of the blade. Methods include removing the backing plate.

Abstract: A coating including a CMAS-resistant layer with a rare earth oxide. The CMAS-resistant layer is essentially free of zirconia and hafnia, and may further include at least one of alumina, silica, and combinations thereof.

Abstract: A seal (48) between a compressor rotor blade (26) and compressor casing (28) comprises an abradable structure (59) on the compressor casing (28). The abradable structure (59) comprises a metallic foam (60) having pores (66, 68). The metallic foam (60) has a first a region (62) and a second region (64). The first region (62) of the metallic foam (60) is arranged adjacent to the compressor casing (28) and the second region (64) of the metallic foam (60) is spaced from the compressor casing (28) by the first region (62) of the metallic foam (60). The pores (68) of the second region (64) of the metallic foam (60) contain an abradable material (70) and the pores (66) of the first region (62) of the metallic foam (60) do not contain an abradable material.

Abstract: The present disclosure relates to an improved low-cost metallic coating to be deposited on gas turbine engine components. The metallic coating consists of 1.0 to 18 wt % cobalt, 3.0 to 18 wt % chromium, 5.0 to 15 wt % aluminum, 0.01 to wt % yttrium, 0.01 to 0.6 wt % hafnium, 0.0 to 0.3 wt % silicon, 0.0 to 1.0 wt % zirconium, 0.0 to 10 wt % tantalum, 0.0 to 9.0 wt % tungsten, 0.0 to 10 wt % molybdenum, 0.0 to 43.0 wt % platinum, and the balance nickel.

Abstract: The present invention relates to the field of phosphating for corrosion-protective pretreatment of zinc surfaces, being directed toward the use of largely nickel- and cobalt-free zinc phosphating solutions. The present invention makes available an alternative to trication zinc phosphating, in which the zinc surfaces of a component are firstly, before zinc phosphating, passivated with an alkaline composition containing iron(III) ions, and thereby preconditioned for a largely nickel- and cobalt-free zinc phosphating operation. In a further aspect, the invention relates to a component, in particular an automobile body, that comprises at least in part surfaces made of zinc, the zinc surfaces being covered by a two-layer system made up of a first, inner passive layer containing iron and resting on the zinc surface, and a second, outer crystalline zinc phosphate layer resting on the inner layer.

Abstract: A housing is provided which includes an aluminum or aluminum alloy substrate, an aluminum layer and a corrosion resistant layer formed on the aluminum or aluminum alloy substrate in that order. The corrosion resistant layer is an Al—O layer. Then, Gd ions are implanted in the Al—O layer by ion implantation process. The atomic percentages of O in the Al—O gradient layer gradually increase from the side of Al—O gradient layer near the aluminum or aluminum alloy substrate to the other side of Al—O gradient layer, away from aluminum or aluminum alloy substrate. Therefore the housing has a high corrosion resistance. A method for making the housing is also provided.

Abstract: A housing is provided which includes an aluminum or aluminum alloy substrate, an aluminum layer and a corrosion resistant layer formed on the aluminum or aluminum alloy substrate in that order. The corrosion resistant layer is an Al—O layer. Then, La ions are implanted in the Al—O layer by ion implantation process. The atomic percentages of O in the Al—O gradient layer gradually increase from the side of Al—O gradient layer near the aluminum or aluminum alloy substrate to the other side of Al—O gradient layer, away from aluminum or aluminum alloy substrate. Therefore the housing has a high corrosion resistance. A method for making the housing is also provided.

Abstract: Methods for repairing gas turbine components damaged by corrosion that not only restores the components back to their original dimensions to ensure proper engine operations, but also have the added benefit of mitigating future corrosion attacks thereby extending the useful life of the components.

Abstract: A housing is provided which includes an aluminum or aluminum alloy substrate, an aluminum layer and a corrosion resistant layer formed on the aluminum or aluminum alloy substrate in that order. The corrosion resistant layer is an Al—O layer. Then, Nd ions are implanted in the Al—O layer by ion implantation process. The atomic percentages of O in the Al—O gradient layer gradually increases from the side of Al—O gradient layer near the aluminum or aluminum alloy substrate to the other side of Al—O gradient layer, away from aluminum or aluminum alloy substrate. Therefore the housing has a high corrosion resistance. A method for making the housing is also provided.

Abstract: The present invention is applied to a tribological pair comprising two metal pieces, a first of them having a movable contact surface which provides friction in relation to a respective contact surface of a second of said metal pieces. According to the present invention, the first metal piece has its contact surface defined by a coating formed: by a first surface layer in a material harder than that of the first metal piece; and by a second surface layer, disposed onto the first surface layer and in a material defining a coating which reduces the chemical affinity in relation to the contact surface of the second metal piece of the tribological pair, in order to provide, to said tribological pair, a lower friction coefficient in relation to the tribological pair deprived of said coating.

Abstract: Disclosed are a metal separator for fuel cells, which exhibits excellent properties in terms of corrosion resistance, electrical conductivity and durability, and a method of manufacturing the same. The metal separator for fuel cells includes a separator-shaped metal matrix and a coating layer formed on the metal matrix. The coating layer has a concentration gradient of a carbon element C and a metal element Me according to a thickness thereof such that the carbon element C becomes gradually concentrated in the coating layer with increasing distance from the metal matrix, and the metal element Me becomes gradually concentrated in the coating layer with decreasing distance from the metal matrix.

Abstract: Disclosed are methods of treating a metal to improve the metal's corrosion resistance. The method includes applying, to the surface of the metal, a coating which comprises magnesium powder and a binder. The present invention also relates to a coating composition that includes magnesium powder and a silane modified epoxy isocyanate hybrid polymer or prepolymer. The inventors have found that corrosion resistance (as determined by Prohesion™ exposure in accordance with ASTM D5894-96, which is hereby incorporated by reference) in excess of 3,000 hours on 2024 T-3 aluminum alloy can be achieved with the methods and coating compositions of the present invention.

Abstract: Disclosed is a zirconium-based metal pretreatment coating composition that includes a metal chelator that chelates copper in the metal pretreatment coating composition and thereby improves adhesion of paints to a metal substrate coated with the pretreatment coating composition. The pretreatment coating composition has a longer pot life than one without the metal chelator and therefore can accommodate a wide latitude of application times. The chelating agent is present in a sufficient amount to ensure that in the deposited pretreatment coating on the metal substrate the average total atomic % of copper to atomic % of zirconium is equal to or less than 1.1. The pretreatment coating composition is useful for treating a variety of metal substrates.

Abstract: A protecting coating for a copper substrate is disclosed. The coating comprises seed layer comprising titanium ions that forms an “alloy-like” structure with the copper substrate. The coating further comprises a first layer of carbon disposed on the seed layer comprising titanium ions. A second layer comprising titanium is disposed on the first layer of carbon, and a second layer of carbon is disposed on the second layer comprising titanium.

Abstract: A coated article and a coating application process are disclosed. The coated article includes a metallic surface, a first layer positioned proximal to the metallic surface, the first layer having a first ductility, and a second layer positioned distal from the metallic surface, the second layer having a second ductility. The first ductility is at least about 20% greater than the second ductility. The process includes providing an article, the article comprising a metallic surface, applying a first layer proximal to the metallic surface, the first layer having a first ductility, and applying a second layer distal from the metallic surface, the second layer having a second ductility.

Abstract: A coating and process for depositing the coating on a substrate. The coating is a nickel aluminide overlay coating of predominantly the beta (NiAl) and gamma-prime (Ni3Al) intermetallic phases, and is suitable for use as an environmental coating and as a bond coat for a thermal barrier coating (TBC). The coating can be formed by depositing nickel and aluminum in appropriate amounts to yield the desired beta+gamma prime phase content. Alternatively, nickel and aluminum can be deposited so that the aluminum content of the coating exceeds the appropriate amount to yield the desired beta+gamma prime phase content, after which the coating is heat treated to diffuse the excess aluminum from the coating into the substrate to yield the desired beta+gamma prime phase content.

Abstract: A method for depositing an aluminizing coating onto a substrate. The method includes: (a) depositing a layer, containing platinum and at least 35% of nickel, onto a surface of the substrate; and (b) depositing an aluminum coating onto the layer.

Abstract: A composite particle comprises a core, a shielding layer deposited on the core, and further comprising an interlayer region formed at an interface of the shielding layer and the core, the interlayer region having a reactivity less than that of the core, and the shielding layer having a reactivity less than that of the interlayer region, a metallic layer not identical to the shielding layer and deposited on the shielding layer, the metallic layer having a reactivity less than that of the core, and optionally, an adhesion metal layer deposited on the metallic layer.

Abstract: A gray cast iron brake disk for a motor vehicle has a wear-reducing surface coating applied thermally, for example, by flame spraying. The brake disk also includes an intermediate layer of, for example, nickel. Due to its resilience, the intermediate layer reduces mechanical stress between the surface coating and the brake disk.

Abstract: An aluminum article includes a substrate made of aluminum or aluminum alloy, a Ni—Cu—P alloy layer formed on the substrate, and a Ni—P alloy layer directly formed on the Ni—Cu—P alloy layer. The Ni—Cu—P alloy layer consists substantially of nickel, copper, and phosphorus and has a crystalline state. The Ni—P alloy layer consists substantially of nickel and phosphorus and has an amorphous structure. A method for making the aluminum article is also provided.

Abstract: The invention relates to a process for treating a metallic surface of an object with an aqueous copper-plating solution, with which a first copper-plating solution, which is free of cyanide and free of strong reducing agent, is electrolessly applied to clean metallic surfaces of the object, or after pretreatment to cleaned metallic surfaces, to form a first copper layer or copper alloy layer as a barrier layer and/or as a conductive layer, and also to the use of the objects produced by the process according to the invention.

Abstract: A housing of electronic device includes a metallic substrate, a copper layer formed on the metallic substrate, and a heat dissipation layer formed on the copper layer. A method for manufacturing the housing is also provided.

Abstract: A surface treatment method for aluminum or aluminum alloy includes the following steps: An aluminum or aluminum alloy substrate is provided. A metallic nickel layer is formed on the aluminum or aluminum alloy substrate by replacement reaction using a water solution. The water solution substantially comprises nickel sulfate, sodium citrate, potassium sodium tartrate, and sodium hydroxide. An electroless nickel layer is then formed on the metallic nickel layer by electroless nickel plating. An article manufactured by the method is also provided.