Wear Or Abrasion Resistant Patents (Class 204/192.16)
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Patent number: 11938548Abstract: A cutting tool comprising a base material and a coating, wherein the coating includes a first layer having a multilayer structure in which a first unit layer and a second unit layer are alternately stacked; a thickness of the first unit layer is 2 to 50 nm; a thickness of the second unit layer is 2 to 50 nm; a thickness of the first layer is 1.0 ?m or more and 20 ?m or less, the first unit layer is composed of TiaAlbBcN, and the second unit layer is composed of TidAleBfN, wherein 0.49?a?0.70, 0.19?b?0.40, 0.10?c?0.20, a+b+c=1.00, 0.39?d?0.60, 0.29?e?0.50, 0.10<f?0.20, d+e+f=1.00, 0.05?a-d?0.20, and 0.05?e-b?0.20 are satisfied, and a percentage of the number of atoms of titanium to the total number of atoms of titanium, aluminum and boron is 45% or more in the first layer.Type: GrantFiled: June 15, 2022Date of Patent: March 26, 2024Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.Inventors: Yuta Suzuki, Shinya Imamura
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Patent number: 11821073Abstract: The present invention discloses a high-temperature stable ceramic coating structure including a microalloy comprising the elements Al, V and N producible by a gas phase deposition process.Type: GrantFiled: October 28, 2019Date of Patent: November 21, 2023Assignee: Oerlikon Surface Solutions AG, PfäffikonInventor: Siva Phani Kumar Yalamanchili
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Patent number: 11821069Abstract: A method of making a decorative article (1) such as a jewellery piece, the article comprising a body (2) having a decorative layer (5) and an element (3) set into the body. The method comprises: providing an element that is at least partially coated with a removable layer (4), setting the element into the body, coating the element and the body with the decorative layer, and removing the removable layer and the decorative layer from the element.Type: GrantFiled: May 17, 2019Date of Patent: November 21, 2023Assignee: D. Swarovski KGInventors: Alexander Rief, Thomas Rauch, Jan Woerdenweber
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Patent number: 11479841Abstract: This invention relates to a thin and texturized film that can be applied onto a non-smooth surface to improve hardness, corrosion resistance and wear resistance properties of the surface while maintaining the underlying profile of the non-smooth surface. An additive overlaying process can be employed to produce the thin and texturized film on the non-smooth surfaces without substantial alteration or degradation of the underlying surface texture or profile of the non-smooth surfaces so as to sufficiently preserve the underlying surface texture or profile. The thin and texturized film fully covers the non-smooth in a uniform manner and maintains the surface profile.Type: GrantFiled: June 8, 2018Date of Patent: October 25, 2022Assignee: Praxair S.T. Technology, Inc.Inventors: Ardy S Kleyman, Daming Wang, Kasey Hughes
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Patent number: 11447855Abstract: A hard coating includes three kinds of alternately laminated layers. The three kinds of layers consist of two kinds of single composition layers and a nanolayer-alternated layer. The two kinds of single composition layers are constituted by respective two of an A composition, a B composition and a C composition, wherein the A composition is a nitride of AlCr?, the B composition is a nitride of AlCrSi?, and the C composition is a nitride of AlCr(SiC)?. The nanolayer-alternated layer includes two kinds of nanolayers which are constituted by respective two of the A composition, the B composition and the C composition and which are alternately laminated. Each of the two kinds of single composition layers has a thickness of 0.5-1000 nm. Each of the two kinds of nanolayers has a thickness of 0.5-500 nm, and the nanolayer-alternated layer has a thickness of 1-1000 nm.Type: GrantFiled: August 1, 2018Date of Patent: September 20, 2022Assignee: OSG CORPORATIONInventors: Mei Wang, Hiroaki Sugita
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Patent number: 11365481Abstract: Homogeneous and transparent protective coatings for precious metals and copper alloys and techniques for forming the coatings on precious metals and copper alloys are provided. In an embodiment, ionic oxide film is deposited onto a surface of a substrate including a metal, such as a precious metal and/or a copper alloy, using pulsed chemical vapor deposition (PCVD). A homogenous and transparent solid film based on ionic oxide is formed on the surface of the substrate in response to the depositing.Type: GrantFiled: October 6, 2015Date of Patent: June 21, 2022Assignee: CITY UNIVERSITY OF HONG KONGInventors: Kwok Yan Li, Zhifeng Zhou, Po Wan Shum
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Patent number: 11236861Abstract: The present invention concerns a friction piece (10) suitable for operating in a lubricated medium at a temperature higher than 200° C. The piece (10) comprises a metal surface (12) and an external coating (14) composed of tungsten carbide doped with nitrogen WC(N) with an atomic ratio of nitrogen between 5 and 12%. The invention also relates to a mechanical system (1) comprising such a piece (10). The invention also relates to a method for implementing such a piece (10).Type: GrantFiled: December 4, 2017Date of Patent: February 1, 2022Assignee: H.E.F.Inventors: Christophe Heau, Philippe Maurin-Perrier
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Patent number: 10895004Abstract: The present disclosure provides Au-based alloys comprising Si capable of forming metallic glass matrix composites, and metallic glass matrix composites formed thereof. The Au-based metallic glass matrix composites according to the present disclosure comprise a primary-Au crystalline phase and a metallic glass phase and are free of any other phase. In certain embodiments, the metallic glass matrix composites according to the present disclosure satisfy the 18-Karat Gold Alloy Hallmark.Type: GrantFiled: February 21, 2017Date of Patent: January 19, 2021Assignee: Glassimetal Technology, Inc.Inventors: Jong Hyun Na, William L. Johnson, Marios D. Demetriou, Glenn Garrett, Kyung-Hee Han, Maximilien E. Launey
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Patent number: 10658589Abstract: An intermediate semiconductor device structure includes a first area including a memory stack area and a second area including an alignment mark area. The intermediate structure includes a metal interconnect arranged on a substrate in the first area and a first electrode layer arranged on the metal interconnect in the first area, and in the second area. The intermediate structure includes an alignment assisting marker arranged in the second area. The intermediate structure includes a dielectric layer and a second electrode layer arranged on the alignment assisting marker in the second area and on the metal interconnect in the first area. The intermediate structure includes a hard mask layer arranged on the second electrode area. The hard mask layer provides a raised area of topography over the alignment assisting marker. The intermediate structure includes a resist arranged on the hard mask layer in the first area.Type: GrantFiled: June 27, 2018Date of Patent: May 19, 2020Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Hao Tang, Michael Rizzolo, Injo Ok, Theodorus E. Standaert
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Patent number: 10619236Abstract: A solid carbide milling cutter has a substrate of hard metal and a multi-layer coating deposited at least to surface regions that contact a workpiece during a milling operation. The multi-layer coating includes a single-layer or a multi-layer functional layer deposited directly on the substrate surface and a single-layer or a multi-layer covering layer deposited on the functional layer. The functional layer has one or more layers of TixAl1-xN with 0.3?x?0.55. The covering layer has one or more layers of ZrN. The functional layer and the covering layer are deposited by HIPIMS, wherein during the deposition of the functional layer power pulses are applied to each sputtering target consisting of material to be deposited, which power pulses transfer an amount of energy to each sputtering target that exceeds a maximum power density in the pulse of ?500 W/cm2.Type: GrantFiled: February 11, 2016Date of Patent: April 14, 2020Assignee: WALTER AGInventors: Veit Schier, Wolfgang Engelhart
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Patent number: 10184187Abstract: In one aspect, coated cutting tools are described herein comprising a substrate and a coating comprising a refractory layer deposited by physical vapor deposition adhered to the substrate, the refractory layer comprising M1-xAlxN wherein x?0.68 and M is titanium, chromium or zirconium, the refractory layer including a cubic crystalline phase and having hardness of at least 25 GPa.Type: GrantFiled: July 14, 2016Date of Patent: January 22, 2019Assignee: KENNAMETAL INC.Inventors: Vineet Kumar, Ronald Penich, Yixiong Liu
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Patent number: 10131988Abstract: A sliding element, such as a piston ring, for use in diesel or highly supercharged spark-ignition engines with iron-based mating running elements is provided. The sliding element includes a base material made of cast iron or steel and a coating. The coating includes a CrN layer, an Me(CxNy) layer, and a DLC layer extending from the inside to the outer side respectively. The DLC layer consists of a metal-containing substructure layer and a metal-free DLC top layer. The Me(CxNy) layer is crystalline and Me is tungsten (W), chromium (Cr), or Silicon (Si). The hardness of the metal-free DLC top layer is harder than the metal-containing substructure layer.Type: GrantFiled: August 19, 2010Date of Patent: November 20, 2018Assignee: Federal-Mogul Burscheid GmbHInventors: Marcus Kennedy, Michael Zinnabold
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Patent number: 10095190Abstract: A smart watch and a method of replacing components of the same are disclosed. In one aspect, the smart watch includes a display panel including a body portion having a polygonal shaped planar structure and a corner portion extending from one side of the body portion and being bent away from the surface of, and at the side of, the body portion. The smart watch also includes a housing disposed under the display panel and having an area that is smaller than the combined area of the body portion and the corner portion. The corner portion is defined by the one side of the body portion and two adjacent sides.Type: GrantFiled: September 1, 2016Date of Patent: October 9, 2018Assignee: Samsung Display Co., Ltd.Inventor: Minjae Kim
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Patent number: 10038169Abstract: A vapor deposition apparatus for forming a deposition layer on a substrate, the vapor deposition apparatus includes a supply unit configured to receive a first source gas, a reaction space connected to the supply unit, a plasma generator in the reaction space, a first injection unit configured to inject a deposition source material to the substrate, the deposition source material including the first source gas, and a filament unit in the reaction space, the filament unit being connected to a power source.Type: GrantFiled: September 8, 2013Date of Patent: July 31, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Myung-Soo Huh, Suk-Won Jung, Jin-Kwang Kim, In-Kyo Kim, Choel-Min Jang
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Patent number: 9938626Abstract: A method wherein nanoparticle are first produced and then infused in the coating during the coating process by means of a PVD and/or CVD method. The coating is a material that contains nitrides. The nanoparticles are chosen from the group of oxides, carbides, and silicides, and one or more of the compounds comprise MexOy, MexCy, and MexSiy with Me: Cr, Ti, Ta, Si, In, Sn, Al, W, V, Mo and/or x=1 to 3 and/or =1 to 3.Type: GrantFiled: July 30, 2015Date of Patent: April 10, 2018Assignee: Federal-Mogul Burscheid GmbHInventor: Marcus Kennedy
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Patent number: 9745651Abstract: Bulk solidifying amorphous alloys exhibiting improved processing and mechanical properties and methods of forming these alloys are provided. The bulk solidifying amorphous alloys are composed to have high Poisson's ratio values. Exemplary Pt-based bulk solidifying amorphous alloys having such high Poisson's ratio values are also described. The Pt-based alloys are based on Pt—Ni—Co—Cu—P alloys, and the mechanical properties of one exemplary alloy having a composition of substantially Pt57.5Cu14.7Ni5.3P22.5 are also described.Type: GrantFiled: September 8, 2014Date of Patent: August 29, 2017Assignee: CRUCIBLE INTELLECTUAL PROPERTY, LLCInventors: William Johnson, Jan Schroers
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Patent number: 9630832Abstract: A semiconductor device includes a device substrate and a conductive capping substrate. The device substrate includes at least one micro-electro mechanical system (MEMS) device. The conductive capping substrate is bonded to the device substrate and includes a cap portion covering the MEMS device, and a conductor portion in electrical contact with the device substrate.Type: GrantFiled: December 19, 2013Date of Patent: April 25, 2017Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chin-Min Lin, Hsiang-Fu Chen, Wen-Chuan Tai, Hsin-Ting Huang, Chia-Ming Hung
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Patent number: 9587305Abstract: The present invention provides a method for depositing a wear resistant coating on a cutting tool substrate. Cathodic arc deposition is performed using one or more plate-shaped targets and a high arc current of at least 200 A, preferably at least 400 A, whereby a high total ion current of at least 5 A is provided in front of the substrates. A comparatively low bias voltage may be used in order to avoid negative effects of ions impinging on the substrates with high kinetic energy. Thanks to the method of the invention it is possible to deposit thick wear resistant coatings on cutting tool substrates in order to improve cutting performance and tool life.Type: GrantFiled: June 28, 2012Date of Patent: March 7, 2017Assignee: Lamina Technologies S.A.Inventors: Johan Bohlmark, Hermann Curtins, Axel Kinell
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Patent number: 9399814Abstract: The present invention provides a coated cutting tool comprising a substrate and a coating, where the coating comprises at least one compound layer deposited by cathodic arc deposition, which has a thickness of 10-30 ?m characterized in that the coating has internal stress ranges from low tensile stresses, lower than 0.2 GPa, to compressive stresses, lower than 3 GPa.Type: GrantFiled: September 19, 2012Date of Patent: July 26, 2016Assignee: LAMINA TECHNOLOGIES S.A.Inventors: Johan Bohlmark, Hermann Curtins, Axel Kinell
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Patent number: 9368370Abstract: A method for etching a dielectric layer disposed on a substrate is provided. The method includes de-chucking the substrate from an electrostatic chuck in an etching processing chamber, and cyclically etching the dielectric layer while the substrate is de-chucked from the electrostatic chuck. The cyclical etching includes remotely generating a plasma in an etching gas mixture supplied into the etching processing chamber to etch the dielectric layer disposed on the substrate at a first temperature. Etching the dielectric layer generates etch byproducts. The cyclical etching also includes vertically moving the substrate towards a gas distribution plate in the etching processing chamber, and flowing a sublimation gas from the gas distribution plate towards the substrate to sublimate the etch byproducts. The sublimation is performed at a second temperature, wherein the second temperature is greater than the first temperature.Type: GrantFiled: March 9, 2015Date of Patent: June 14, 2016Assignee: APPLIED MATERIALS, INC.Inventors: Sergey G. Belostotskiy, Chinh Dinh, Qingjun Zhou, Srinivas D. Nemani, Andrew Nguyen
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Patent number: 9322092Abstract: It is an object of this invention to prevent a deposited film from adhering to an exhaust chamber so as to suppress the generation of particles. A sputtering apparatus (1) includes a shutter accommodation unit (23) which is detachably placed in an exhaust chamber (8) and accommodates a shutter (19) in a retracted state, and shield members (40a, 40b) which at least partially cover the exhaust port of the exhaust chamber (8), and are at least partially formed around an opening portion of the shutter accommodation unit (23).Type: GrantFiled: September 7, 2012Date of Patent: April 26, 2016Assignee: CANON ANELVA CORPORATIONInventors: Nobuo Yamaguchi, Kimiko Mashimo, Shinya Nagasawa
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Patent number: 9172025Abstract: Bulk acoustic wave filters and/or bulk acoustic resonators integrated with CMOS devices, are provided. The structure includes a single crystalline beam formed from a silicon layer of a silicon on insulator (SOI) substrate; insulator material coating the single crystalline beam; an upper cavity formed above the single crystalline beam, over a portion of the insulator material; a lower cavity formed in lower wafer bonded to an insulator layer of the SOI substrate, below the single crystalline beam and the insulator layer of the SOI substrate; a connecting via that connects the upper cavity to the lower cavity, the connecting via being coated with the insulator material; and a Bulk Acoustic Wave (BAW) filter or Bulk Acoustic Resonator (BAR) in electrical connection with the single crystalline beam.Type: GrantFiled: May 15, 2015Date of Patent: October 27, 2015Assignee: GLOBALFOUNDRIES U.S. 2 LLCInventors: David L. Harame, Stephen E. Luce, Anthony K. Stamper
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Patent number: 9017524Abstract: A vacuum film formation method for forming at least one inorganic layer on a support, which comprise transporting a support of which the area of the surface to be coated with an inorganic layer formed thereon is a (unit: cm2) into a first vacuum tank having a capacity of at most 100a (unit: cm3) under atmospheric pressure, degassing the first vacuum tank into a vacuum, transporting the support from the first vacuum tank to a second vacuum tank while the vacuum condition is kept as such, and forming at least one inorganic layer on the support in the second vacuum tank.Type: GrantFiled: March 16, 2009Date of Patent: April 28, 2015Assignee: FUJIFILM CorporationInventor: Naoki Tsukamoto
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Patent number: 8980446Abstract: The present invention concerns a method for depositing mixed crystal layers with at least two different metals on a substrate by means of PVD methods. To provide a method of depositing mixed crystal layers with at least two different metals on a substrate by means of PVD methods, which gives mixed crystal layers which are as free as possible of macroparticles (droplets) and which have a proportion as high as possible of a desired crystalline phase and which are highly crystalline, it is proposed according to the invention that deposition of the mixed crystal layer is effected with simultaneous application of i) the cathode sputtering method of dual magnetron sputtering or high power impulse magnetron sputtering and ii) arc vapour deposition.Type: GrantFiled: May 3, 2011Date of Patent: March 17, 2015Assignee: Walter AGInventors: Wolfgang Engelhart, Veit Schier
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Publication number: 20150072138Abstract: A rigid decorative member of the present invention is a rigid decorative member comprising a base and a rigid coating layer laminated on or above the base, wherein the rigid coating layer comprises a reaction compound of raw metal, in which a metal M1 and a metal M2, and in addition, selectively a metal M3 are combined, and of a non-metallic element selected from one or two or more of nitrogen, carbon, and oxygen, or comprises an alloy in which a metal M1 and a metal M2, and in addition, selectively a metal M3 are combined; the metal M1 is selected from one or two of Mo and W; the metal M2 is selected from one or two or more of Nb, Ta, and V; and the metal M3 is selected from one or two or more of Cr, Ti, Hf, and Zr.Type: ApplicationFiled: March 12, 2013Publication date: March 12, 2015Applicants: CITIZEN WATCH CO., LTD., CITIZEN HOLDINGS CO., LTD.Inventor: Koutarou Takazaki
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Patent number: 8956510Abstract: The present invention relates generally to methods for producing metallic products comprising a substrate and a metallic, external coating. In preferred embodiments, the metallic products are jewelry articles.Type: GrantFiled: June 1, 2012Date of Patent: February 17, 2015Assignee: Frederick Goldman, Inc.Inventor: Andrew Derrig
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Publication number: 20150044508Abstract: Provided is a rigid decorative member that has high film hardness, is excellent in scratch resistance performance and abrasion resistance performance, and has excellent color brightness and color saturation. The rigid decorative member of the present invention is a rigid decorative member wherein a reaction compound film of an alloy of Cr and a metal selected from one or two or more of Mo, W, Nb, Ta, Ti, Hf, Zr, and V, and of a non-metallic element selected from one or two or more of nitrogen, carbon, and oxygen is formed on a substrate. There is provided the rigid decorative member significantly improved in scratch resistance and abrasion resistance and having a color tone with a high quality feel; and there is further supplied a product of which the color tones of brightness and color saturation can be freely controlled.Type: ApplicationFiled: February 28, 2013Publication date: February 12, 2015Inventor: Koutarou Takazaki
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Patent number: 8932437Abstract: The present invention relates generally to methods for producing a coated jewelry article or a coated component of a jewelry article, comprising a jewelry article or a component of a jewelry article, a first metallic coating, and a second metallic coating.Type: GrantFiled: June 1, 2012Date of Patent: January 13, 2015Assignee: Frederick Goldman, Inc.Inventor: Andrew Derrig
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Publication number: 20150011444Abstract: The present invention relates to coated sliding parts having coating systems which allow better sliding performance under dry and/or under lubricated conditions. The coating systems according to the present invention being characterized by having an outermost layer which—is a smooth oxide-containing layer in case of sliding applications under lubricated conditions, or—is a self-lubricated layer comprising molybdenum nitride, in case of sliding applications under dry or lubricated conditions, is a selflubricated layer with a structured surface comprising a multitude of essentially circular recesses with diameters of several micrometers or below, the recesses randomly distributed over the surface.Type: ApplicationFiled: March 11, 2013Publication date: January 8, 2015Inventors: Jurgen Ramm, Florian Seibert, Beno Widrig
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Patent number: 8911867Abstract: The invention relates to a protective coating, having the chemical composition CaSibBdNeOgHlMem, wherein Me is at least one metal of the group consisting of {Al, Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W, Y, Sc, La, Ce, Nd, Pm, Sm, Pr, Mg, Ni, Co, Fe, Mn}, with a+b+d+e+g+l+m=1. According to the invention, the following conditions are satisfied: 0.45?a?0.98, 0.01?b?0.40, 0.01?d?0.30, 0?e?0.35, 0?g?0.20, 0?l?0.35, 0?m?0.20. The invention relates also to a coated member having a protective coating, as well as to a method for producing a protective coating, in particular a multilayer film for a member.Type: GrantFiled: June 18, 2009Date of Patent: December 16, 2014Assignee: Oerlikon Metaplas GmbHInventor: Jörg Vetter
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Publication number: 20140363648Abstract: Provided is a multilayer hard film capable of elongating a lifetime of a member. A multilayer hard film (1) is formed by alternately stacking a layer A (11) made of Ti1-xSix(BpCqNr) [where 0.05?x?0.4, p?0, q?0, r>0, p+q+r=1], and a layer B (12) made of at least one selected from the group of Ti1-a-g-bBaCgNb [where 0.05?a?0.5, 0.25?b?0.6, 0?g?0.5], Si1-c-dCcNd [where 0.2?c?0.5, 0.25?d?0.5], B1-e-fCeNf [where 0.03?e?0.25, 0.3?f?0.55], TiB2, SiC and B4C, one another over the surface of the substrate (2).Type: ApplicationFiled: December 14, 2012Publication date: December 11, 2014Applicants: KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.), ISCAR LTD.Inventors: Kenji Yamamoto, Albir A. Layyous
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Patent number: 8888965Abstract: The present application relates to a process for the manufacture of transparent, large band gap, high refractive index and high temperature stable, non-stoichiometric titanium nitride thin film (TiNx0.1<x?1.0) for optical and optoelectronic devices comprising the steps of preparing the said film by magnetron sputtering in a mixture of argon and nitrogen atmosphere, as a thin layer on a substrate selected from stainless steel, amorphous fused silica, magnesium oxide, lanthanum aluminate and sodium borosilicate glass, the deposition of the said layer of the substrate being carried out at temperature between ambient and 873 K, the deposition being controlled by varying the nitrogen pressure. The invention also provides films prepared by this process and substrates coated with such films.Type: GrantFiled: November 27, 2008Date of Patent: November 18, 2014Assignees: Anna University—Chennai, University of HyderabadInventors: Anantha Padmanabhan Kuppuswamy, Ghanashyam Krishna Mamidipudi, Sri Rama Narasimha Kiran Mangalampalli
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Patent number: 8859114Abstract: In one aspect, coated cutting tools are described herein which, in some embodiments, can demonstrate improved wear resistance in one or more cutting applications. In some embodiments, a coated cutting tool described herein comprises a substrate and a coating adhered to the substrate, the coating comprising an inner layer deposited by physical vapor deposition and an outer deposited by physical vapor deposition over the inner layer.Type: GrantFiled: April 10, 2013Date of Patent: October 14, 2014Assignee: Kennametal Inc.Inventors: Aharon Inspektor, Nicholas F Waggle, Jr., Michael F Beblo, Mark J Rowe, Zhigang Ban
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Patent number: 8858666Abstract: A coating for a cutting tool, which includes a plurality of mutually superposed layers, characterized in that the coating has an outer cover layer with a first layer portion of metallic aluminium or an aluminium alloy and a second layer portion arranged thereover of aluminium oxide or a mixed oxide which contains aluminium and at least one further metal.Type: GrantFiled: August 26, 2010Date of Patent: October 14, 2014Assignee: Walter AGInventor: Veit Schier
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Publication number: 20140295128Abstract: A hard, wear resistant coating and a method of forming the coating on a substrate to be exposed to hydrocarbons is provided. A substrate is provided in a chamber. A film is deposited onto the substrate by physical vapor deposition (PVD), where the film includes a bulk layer and an outer termination layer. The deposition of the termination layer is mitigated. The termination layer is removed from the film, leaving the remaining bulk layer disposed over the substrate. And when the substrate is exposed to hydrocarbons in an environment having wear additives, friction modifiers, or naturally occurring compounds, a durable tribological layer is formed on an outer surface of the bulk layer to create a coating having low friction and anti-wear properties.Type: ApplicationFiled: December 8, 2010Publication date: October 2, 2014Applicant: GALLEON INTERNATIONAL CORPORATIONInventors: Frank Sykora, Ali Erdemir, Mustafa Urgen, Osman Levent Eryilmaz
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Publication number: 20140272345Abstract: A system and process for inter alia coating a substrate such as glass substrate with a layer of aluminum oxide to create a scratch-resistant and shatter-resistant matrix comprised of a thin scratch-resistant aluminum oxide film deposited on one or more sides of a transparent and shatter-resistant substrate for use in consumer and mobile devices such as watch crystals, cell phones, tablet computers, personal computers and the like. The system and process may include a sputtering technique. The system and process may produce a thin window that has a thickness of about 2 mm or less, and the matrix (i.e., the combination of the aluminum oxide film and transparent substrate) may have a shatter resistance with a Young's Modulus value that is less than that of sapphire, i.e., less than about 350 gigapascals (GPa). The thin window has superior shatter-resistant characteristics.Type: ApplicationFiled: December 10, 2013Publication date: September 18, 2014Applicant: Rubicon Technology, Inc.Inventors: Jonathan LEVINE, John P. Ciraldo
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Patent number: 8828562Abstract: The present invention provides hard coating film which excels conventional surface coating layer in wear resistance, has lower frictional coefficient and better slideability, a material coated with the hard coating film, a die for cold plastic working, and a method for forming the hard coating film. The hard coating film according to the present invention is a hard coating film comprising (NbxM1?x)y(BaCbN1?a?b)1?y, where 0.2?x?1.0??Equation (1) 0?a?0.3??Equation (2) 0?1?a?b?0.5??Equation (3) 0.5?b=1??Equation (4) 0.4?1?y?0.9??Equation (5) [however, M denotes at least one species of elements belonging to Groups 4a, 5a, and 6a and Si and Al; x, 1?x, a, b, and 1?a?b represent respectively the atomic ratio of Nb, M, B, C and N; and y and 1?y represent respectively the ratio of (NbxM1?x) and (BaCbN1?a?b).Type: GrantFiled: September 9, 2013Date of Patent: September 9, 2014Assignee: Kobe Steel, Ltd.Inventor: Kenji Yamamoto
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Patent number: 8822027Abstract: A mold for plastic forming having excellent seizure resistance controlled by adjusting its surface properties. In addition, a process producing the mold, that includes: roughening a surface of a base material by a shot blast method to adjust its arithmetic averaged roughness Ra: higher than 1 ?m but 2 ?m or lower; polishing the surface of the base material to adjust its skewness Rsk to 0 or lower while retaining Ra: 0.3 ?m or higher; and forming a hard film on the surface of the base material where the surface of the hard film has an arithmetic averaged roughness Ra: 0.3 ?m or higher but 2 ?m or lower and skewness Rsk: 0 or lower. Adjusting the surface of the mold to have a non-concave-biased configuration, limits the capacity for concaves to accumulate lubricant, such that the lubricant is sufficiently deposited on the surfaces of the convexes.Type: GrantFiled: October 4, 2011Date of Patent: September 2, 2014Assignee: Kobe Steel, Ltd.Inventor: Kenji Yamamoto
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Publication number: 20140241485Abstract: A nuclear fuel cladding tube for a liquid-metal or molten-salt cooled reactor includes a tubular body of metal material and a protective coating applied on an outer surface of the tubular body, to contact the coolant. The coating includes at least one layer of coating material selected from the group consisting of ceramic materials, refractory metals, and FeCrAlY alloys, and includes a matrix composed of the coating material in amorphous phase, inside which nanodomains composed of the coating material in crystalline phase are dispersed.Type: ApplicationFiled: February 27, 2013Publication date: August 28, 2014Applicant: FONDAZIONE ISTITUTO ITALIANO DI TECNOLOGIAInventors: Fabio DI FONZO, Marco BEGHI, Francisco GARCIA FERRE
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Publication number: 20140234096Abstract: A turbomachine component of a stationary turbomachine includes a substrate made of high alloyed 10% to 18% chromium steels or titanium alloys or nickel base alloys or cobalt base alloys with a substrate surface and an erosion and corrosion resistant coating system. The coating system includes a first layer, which is deposited on the substrate surface of the turbomachine component and acts as a corrosion resistant layer and a second layer. The second layer is deposited on the first layer and acts as an erosion resistant layer, wherein the first layer is a Zr single layer and the second layer is a W/WC multilayer.Type: ApplicationFiled: February 11, 2014Publication date: August 21, 2014Applicants: ALSTOM Technology Ltd, Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e,V., Rolls-Royce Deutschland Ltd & Co KGInventors: Hans-Joachim KLAM, Kai ORTNER, Bjorn ULRICHSOHN
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Publication number: 20140178637Abstract: Provided are low friction coatings with improved abrasion, wear resistance and methods of making such coatings. In one form, the coating includes: i) an under layer selected from the group consisting of CrN, TiN, TiAlN, TiAlVN, TiAlVCN, TiSiN, TiSiCN, TiAlSiN and combinations thereof, wherein the under layer ranges in thickness from 0.1 to 100 ?m, ii) an adhesion promoting layer selected from the group consisting of Cr, Ti, Si, W, CrC, TiC, SiC, WC, and combinations thereof, wherein the adhesion promoting layer ranges in thickness from 0.1 to 50 ?m and is contiguous with a surface of the under layer, and iii) a functional layer selected from the group consisting of a fullerene based composite, a diamond based material, diamond-like-carbon and combinations thereof, wherein the functional layer ranges from 0.1 to 50 ?m and is contiguous with a surface of the adhesion promoting layer.Type: ApplicationFiled: December 21, 2012Publication date: June 26, 2014Applicant: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Srinivasan Rajagopalan, Tabassumul Haque, Mehmet Deniz Ertas, Adnan Ozekcin, HyunWoo Jin, Bo Zhao
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Patent number: 8741011Abstract: The present invention relates to a cutting tool insert comprising a body of cemented carbide, cermet, ceramics, high speed steel (HSS), polycrystalline diamond (PCD) or polycrystalline cubic boron nitride (PCBN), a hard and wear resistant coating is applied, grown by physical vapour deposition (PVD) such as cathodic arc evaporation or magnetron sputtering. Said coating comprises at least one layer of (ZrxAl1-x)N with of 0.45<x<0.85 and 0.90?y<1.30 with a thickness between 0.5 and 10 ?m. Said layer has a nanocrystalline microstructure consisting of a single cubic phase or a mixture of hexagonal and cubic phases. The insert is particularly useful in metal cutting applications generating high temperatures with improved crater wear resistance.Type: GrantFiled: June 9, 2009Date of Patent: June 3, 2014Assignee: Sandvik Intellectual Property ABInventors: Mats Johansson, Lina Rogström, Lars Johnson, Magnus Odén, Lars Hultman
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Patent number: 8728252Abstract: A process for treating a non-ferrous metal component, comprising placing the component into a process chamber at an elevated temperature, biasing the component to have a potential capable of attracting ions, introducing oxygen into the chamber at a pressure such that a glow discharge comprising oxygen ions is generated, the process chamber additionally comprising a glow discharge ionization enhancing means, and activating the glow discharge ionization enhancing means thereby increasing charged species density of the glow discharge, the oxygen ions flowing towards the component and colliding the surface thereof at least some of which diffuse into the component.Type: GrantFiled: March 24, 2008Date of Patent: May 20, 2014Assignees: Tecvac Limited, The University of SheffieldInventors: Junia Cristina Avelar Batista Wilson, Elliott Ashley Fielding Spain, Jonathan Housden, Allan Matthews, Adrian Leyland
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Patent number: 8721845Abstract: A coated article is provided. The coated article comprises a substrate having a first anti-fingerprint layer, and a second anti-fingerprint layer formed thereon and in that order. The first anti-fingerprint layer is an aluminum oxide layer. The second anti-fingerprint layer is an aluminum-oxygen-nitrogen compound layer implanted with one or more ion species selected from the group consisting of fluorine ion, boron ion, and nitrogen ion. A method for making the coated article is also described there.Type: GrantFiled: August 11, 2011Date of Patent: May 13, 2014Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Juan Zhang
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Patent number: 8702912Abstract: The invention relates to a process for coating a substrate composed of cemented carbide, a cermet, steel or ceramic with at least one Ti1-xAlxN layer by means of a DC sputtering process. The invention further relates to a workpiece or tool which has been coated by the above-described process and to the use thereof. It is an object of the present invention to provide a process by means of which it is possible to produce coatings which combine the advantages of the sputtering process and the arc process, i.e. to make it possible to obtain a coating which has a low roughness and an advantageous (200) texture. A further object of the present invention is to provide a workpiece which has a coating having the properties mentioned. A further object of the present invention is to use tools which are particularly suitable for machining metals. The object achieved by the process is distinguished by ionization aids being used for increasing the plasma densities.Type: GrantFiled: April 7, 2009Date of Patent: April 22, 2014Assignee: Kennametal Inc.Inventors: Ralf Tabersky, Mirjam Arndt
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Patent number: 8691058Abstract: A method of depositing a metallization structure (1) comprises depositing a TaN layer (4) by applying a power supply between an anode and a target in a plurality of pulses to reactively sputter Ta from the target onto the substrate (2) to form a TaN seed layer (4). A Ta layer (5) is deposited onto the TaN seed layer (4) by applying the power supply in a plurality of pulses and applying a high-frequency signal to a pedestal supporting the substrate (2) to generate a self-bias field adjacent to the substrate (2).Type: GrantFiled: April 3, 2009Date of Patent: April 8, 2014Assignee: Oerlikon Advanced Technologies AGInventors: Juergen Weichart, Mohamed Elghazzali, Stefan Bammesberger, Dennis Minkoley
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Publication number: 20140065394Abstract: Disclosed is a multi-layer coating formed by repeatedly and sequentially laminating first coating layers composed of TiN and second coating layers composed of TiAgN on a surface, and a method of forming the same.Type: ApplicationFiled: March 14, 2013Publication date: March 6, 2014Applicant: HYUNDAI MOTOR COMPANYInventors: Woong Pyo Hong, Hyuk Kang, In Woong Lyo, Kwang Hoon Choi
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Patent number: 8664669Abstract: An organic EL element has an anode, a cathode, a hole injection layer and at least one functional layer disposed between the anode and the cathode. The at least one functional layer contains an organic material. Holes are injected into the functional layer from the hole injection layer, which contains a tungsten oxide. A Ultraviolet Photoelectron Spectroscopy (UPS) spectrum obtained from a UPS measurement has a protrusion near a Fermi surface and within a region corresponding to a binding energy range lower than a top of the valence band. The tungsten oxide contained in the hole injection layer satisfies a condition, determined from an X-ray Photoelectronic Spectroscopy measurement, that a ratio in a number density of atoms other than tungsten and oxygen atoms to the tungsten atoms does not exceed approximately 0.83.Type: GrantFiled: January 30, 2012Date of Patent: March 4, 2014Assignee: Panasonic CorporationInventors: Satoru Ohuchi, Hirofumi Fujita, Shinya Fujimura
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Publication number: 20140037943Abstract: A coated article includes a metal substrate, a TiSiN layer formed on the metal substrate, and a TiN layer formed on the TiSiN layer. The TiSiN layer consists essentially of elemental Ti, elemental Si, and elemental N in non-homogenous deposition. The elemental Si within the TiSiN layer has a mass percentage gradually decreasing from the bottom of the TiSiN layer near the substrate to the top of the TiSiN layer away from the substrate. The elemental N has a mass percentage gradually increasing from the bottom of the TiSiN layer near the substrate to the top of the TiSiN layer away from the substrate. The TiN layer consists essentially of elemental Ti and elemental N. A method for making the coated article is also described.Type: ApplicationFiled: September 27, 2012Publication date: February 6, 2014Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.Inventor: DA-HUA CAO
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Patent number: 8617716Abstract: The present invention relates to essentially transparent glazings comprising a system of films deposited under vacuum by magnetron, and having antisun and/or low-emission properties, comprising as protective surface layer a layer based on titanium oxide and on at least one other metal oxide of high hardness from the group comprising: ZrO2, SiO2, Cr2O3. The glazings according to the invention are of a nature to withstand a heat treatment at 550° C. for 5 minutes without giving rise to the presence of optical effects, especially of coloration or iridescence. These glazings are termed toughenable.Type: GrantFiled: March 20, 2009Date of Patent: December 31, 2013Assignee: AGC Glass EuropeInventor: Gaetan Di Stefano