Magnesium Containing Patents (Class 420/519)
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Patent number: 10370753Abstract: The invention relates to a method for applying a protective coating (10) to a flat steel product (100), wherein the protective coating (10) is produced by guiding the flat steel product (100) having a strip entry temperature of 400-490 degrees Celsius through a molten zinc alloy bath. The molten zinc alloy bath (11) has a bath temperature of 400-480 degrees Celsius and contains an aluminum fraction and a magnesium fraction. In particular, the molten zinc alloy bath (11) has the following composition: the aluminum fraction is in the range between 1.8 and 3.0 weight percent; the magnesium fraction is in the range between 1.3 and 2.7 weight percent; the aluminum fraction in weight percent is greater than the magnesium fraction in weight percent; the ratio of the magnesium fraction in weight percent to the sum of the aluminum fraction in weight percent and the magnesium fraction in weight percent is in the range between 0.31 and 0.Type: GrantFiled: August 28, 2013Date of Patent: August 6, 2019Assignee: VOESTALPINE STAHL GMBHInventors: Christian K. Riener, Gerhard Angeli, Klaus Hofer, Wilhelm Fischer
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Patent number: 10280484Abstract: The present invention provides a zinc alloy with improved alloy characteristics such as fluidity, castability, mechanical properties, corrosion resistance and elongation, and a preparation method therefor. The method for preparing the zinc alloy, according to one aspect of the present invention, comprising the steps of: providing zinc and a magnesium master alloy including a calcium-based compound; and forming a molten metal in which the magnesium master alloy and the zinc are melted; and casting the molten metal. The zinc alloy, according to another aspect of the present invention, includes a zinc base and the calcium-based compound present in the zinc base, wherein magnesium is applied to the zinc base.Type: GrantFiled: November 19, 2013Date of Patent: May 7, 2019Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGYInventor: Shae K. Kim
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Patent number: 9246167Abstract: A method for forming a zinc alloy powder for use in an alkaline battery includes: obtaining a zinc molten metal in which zinc is melted; melting a zinc-aluminum master alloy in the zinc molten metal, thereby obtaining an aluminum-contained zinc alloy molten metal; and producing an aluminum-contained zinc alloy powder by powdering the aluminum-contained zinc alloy molten metal.Type: GrantFiled: December 12, 2013Date of Patent: January 26, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kenji Yamamoto, Shunsuke Uzuka
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Patent number: 8974728Abstract: The invention relates to hot-dip cast aluminum alloy for anticorrosion treatment on engineering parts resistant to marine climate and a preparation method thereof, wherein said cast aluminum alloy contains Al, Zn, Si, Mg, RE, Ti, Ni and nanometer oxide particle reinforcing agent, said nanometer oxide particle reinforcing agent is selected from one or two of TiO2 and CeO2, the mass percentage of the components is as follows: Zn: 35-58%, Si: 0.3-4.0%, Mg: 0.1-5.0%, RE: 0.02-1.0%, Ti: 0.01-0.5%, Ni: 0.1-3.0%, and the total content of the nanometer oxide particle reinforcing agent: 0.01-1.0%; and the balance consists of Al and unavoidable impurities. The coating using cast aluminum alloy prepared by the invention has sufficient corrosion resistance and scour resistance in marine climate.Type: GrantFiled: March 31, 2010Date of Patent: March 10, 2015Assignee: Jiangsu Linlong New Materials Co., Ltd.Inventors: Lixin Feng, Minyan Zhang, Qiang Miao
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Publication number: 20150004427Abstract: A solder may include zinc, aluminum, magnesium and gallium. The zinc may be present in an amount from about 82% to 96% by weight of the solder. The aluminum may be present in an amount from about 3% to about 15% by weight of the solder. The magnesium may be present in an amount from about 0.5% to about 1.5% by weight of the solder. The gallium may be present in an amount between about 0.5% to about 1.5% by weight of the solder.Type: ApplicationFiled: August 15, 2014Publication date: January 1, 2015Inventors: Jianxing Li, Michael R. Pinter, David E. Steele
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Patent number: 8845828Abstract: There is provided a high-temperature Zn-based Pb free solder alloy having a melting point of approximately 300 to 400° C. and is excellent in wettability, joinability, workability and reliability. The Pb-free solder alloy mainly containing Zn consists of: 1.0 to 9.0 mass %, preferably 3.0 to 7.0 mass % of Al, 0.002 to 0.800 mass %, preferably 0.005 to 0.500 mass % of P, and a balance being Zn except for inevitable impurities incorporated during a manufacturing stage. The Pb-free solder alloy may include at least one of 0.3 to 4.0 mass % of Mg or 0.3 to 3.0 mass % of Ge.Type: GrantFiled: October 20, 2011Date of Patent: September 30, 2014Assignee: Sumitomo Metal Mining Co., Ltd.Inventor: Takashi Iseki
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Publication number: 20130251587Abstract: There is provided a high-temperature Zn-based Pb free solder alloy having a melting point of approximately 300 to 400° C. and is excellent in wettability, joinability, workability and reliability. The Pb-free solder alloy mainly containing Zn consists of: 1.0 to 9.0 mass %, preferably 3.0 to 7.0 mass % of Al, 0.002 to 0.800 mass %, preferably 0.005 to 0.500 mass % of P, and a balance being Zn except for inevitable impurities incorporated during a manufacturing stage. The Pb-free solder alloy may include at least one of 0.3 to 4.0 mass % of Mg or 0.3 to 3.0 mass % of Ge.Type: ApplicationFiled: October 20, 2011Publication date: September 26, 2013Applicant: SUMITOMO METAL MINING CO., LTD.Inventor: Takashi Iseki
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Publication number: 20130045131Abstract: A solder may include zinc, aluminum, magnesium and gallium. The zinc may be present in an amount from about 82% to 96% by weight of the solder. The aluminum may be present in an amount from about 3% to about 15% by weight of the solder. The magnesium may be present in an amount from about 0.5% to about 1.5% by weight of the solder. The gallium may be present in an amount between about 0.5% to about 1.5% by weight of the solder.Type: ApplicationFiled: August 15, 2012Publication date: February 21, 2013Applicant: HONEYWELL INTERNATIONAL INC.Inventors: Jianxing Li, Michael R. Pinter, David E. Steele
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Publication number: 20120313230Abstract: A solder alloy is providing, the solder alloy including zinc, aluminum, magnesium and gallium, wherein the aluminum constitutes by weight 8% to 20% of the alloy, the magnesium constitutes by weight 0.5% to 20% of the alloy and the gallium constitutes by weight 0.5% to 20% of the alloy, the rest of the alloy including zinc.Type: ApplicationFiled: June 7, 2011Publication date: December 13, 2012Applicant: INFINEON TECHNOLOGIES AGInventors: Manfred MENGEL, Alexander HEINRICH, Steffen ORSO, Thomas BEHRENS, Oliver EICHINGER, Lim FONG, Evelyn NAPETSCHNIG, Edmund RIEDL
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Publication number: 20110293467Abstract: The invention relates to hot-dip cast aluminum alloy for anticorrosion treatment on engineering parts resistant to marine climate and a preparation method thereof, wherein said cast aluminum alloy contains Al, Zn, Si, Mg, RE, Ti, Ni and nanometer oxide particle reinforcing agent, said nanometer oxide particle reinforcing agent is selected from one or two of TiO2 and CeO2, the mass percentage of the components is as follows: Zn: 35-58%, Si: 0.3-4.0%, Mg: 0.1-5.0%, RE: 0.02-1.0%, Ti: 0.01-0.5%, Ni: 0.1-3.0%, and the total content of the nanometer oxide particle reinforcing agent: 0.01-1.0%; and the balance consists of Al and unavoidable impurities.Type: ApplicationFiled: March 31, 2010Publication date: December 1, 2011Applicant: JIANGSU LINLONG NEW MATERIALS CO., LTD.Inventors: Lixin Feng, Minyan Zhang, Qiang Miao
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Publication number: 20100247956Abstract: Zn alloy particles for high corrosion resistance rust prevention paint containing, by mass %, Mg: 0.01 to 30% and having a balance of Zn and unavoidable impurities, having physical fracture facets and/or cracks of a length of 0.01 ?m or more or cracks of a depth of 0.01 ?m or more, having an average particle size of 0.05 to 200 ?m, and having an aspect ratio of maximum size and minimum size (maximum size/minimum size) of an average value of 1 to 1.5. Also, a high corrosion resistance rust prevention paint containing these Zn alloy particles and a high corrosion resistance steel material and steel structure coated with that paint.Type: ApplicationFiled: September 7, 2007Publication date: September 30, 2010Inventors: Kenji Katoh, Makoto Nagasawa, Minoru Ito, Michio Kaneko, Shiro Imai, Masatoshi Kominami, Toshiro Terakawa, Takashi Kumai
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Patent number: 7524582Abstract: The invention is directed to a zinc powder or zinc alloy powder for alkaline batteries, which powder has a grain size distribution wherein 60 to 100 wt.-% of the particles, relative to the zinc powder or zinc alloy powder, have a diameter of from 40 to 140 ?m. The invention is also directed to an alkaline battery.Type: GrantFiled: June 5, 2006Date of Patent: April 28, 2009Assignee: Grillo-Werke AGInventors: Armin Melzer, Petra Merkel, Jochen Spiestersbach, Rudi Kube, Norbert Schulz
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Publication number: 20080153003Abstract: Zinc alloy for use in an alkaline battery, the alloy including aluminium, bismuth, indium, magnesium, strontium and optionally lead, besides the unavoidable impurities in the aforementioned metals. The alloy can be made by adding pre-alloys of some of the alloying elements or of zinc. The alloy proves useful in reducing the hydrogen gas evolution of the battery.Type: ApplicationFiled: February 20, 2006Publication date: June 26, 2008Applicant: CELAYA, EMPARANZA Y GALDOS, S.A. (CEGASA)Inventor: Francisco Javier Alday Lesaga
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Publication number: 20030017396Abstract: A zinc alloy containing Al, Bi and In is reduced to particles by gas atomization and sieved to prepare a zinc alloy powder. A polyacrylic acid powder and a magnesium hydroxide powder are added to the zinc alloy powder and the ingredients are mixed to make an anode composition. Zinc oxide is added to an aqueous KOH solution to prepare a liquid electrolyte which is mixed with the anode composition under stirring to make a gelled anode composition that has improved performance in pulsed discharge to get large current without increasing the evolution of hydrogen gas.Type: ApplicationFiled: June 11, 2002Publication date: January 23, 2003Applicant: DOWA MINING CO., LTD.Inventors: Kenichi Harigae, Masayuki Nishina
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Patent number: 6379820Abstract: A hot-dip Zn—Al—Mg plated steel sheet good in corrosion resistance and surface appearance that is a hot-dip Zn-base plated steel sheet obtained by forming on a surface of a steel sheet a hot-dip Zn—Al—Mg plating layer composed of Al: 4.0-10 wt. %, Mg: 1.0-4.0 wt. % and the balance of Zn and unavoidable impurities, the plating layer having a metallic structure including a primary crystal Al phase or a primary crystal Al phase and a Zn single phase in a matrix of Al/Zn/Zn2Mg ternary eutectic structure. To obtain a plating layer possessing this metallic structure, the cooling rate of the plating layer adhering to a steel strip extracted from a plating bath and the plating bath temperature are appropriately controlled in a continuous hot-dip plating machine and/or appropriate amounts of Ti and B are added to the bath.Type: GrantFiled: September 27, 2000Date of Patent: April 30, 2002Assignee: Nisshin Steel Co., Ltd.Inventors: Atsushi Komatsu, Takao Tsujimura, Kouichi Watanabe, Nobuhiko Yamaki, Atsushi Andoh, Toshiharu Kittaka
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Patent number: 6235410Abstract: A hot-dip Zn—Al—Mg plated steel sheet good in corrosion resistance and surface appearance that is a hot-dip Zn-base plated steel sheet obtained by forming on a surface of a steel sheet a hot-dip Zn—Al—Mg plating layer composed of Al: 4.0-10 wt. %, Mg: 1.0-4.0 wt. % and the balance of Zn and unavoidable impurities, the plating layer having a metallic structure including a primary crystal Al phase or a primary crystal Al phase and a Zn single phase in a matrix of Al/Zn/Zn2Mg ternary eutectic structure. To obtain a plating layer possessing this metallic structure, the cooling rate of the plating layer adhering to a steel strip extracted from a plating bath and the plating bath temperature are appropriately controlled in a continuous hot-dip plating machine and/or appropriate amounts of Ti and B are added to the bath.Type: GrantFiled: August 6, 1998Date of Patent: May 22, 2001Assignee: Nisshin Steel Co., Ltd.Inventors: Atsushi Komatsu, Takao Tsujimura, Kouichi Watanabe, Nobuhiko Yamaki, Atsushi Andoh, Toshiharu Kittaka
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Patent number: 6187116Abstract: This disclosure relates to an Sn-containing and/or Bi-containing zinc alloy for hot galvanizing steel, more particularly for component galvanizing. The alloy is composed of 1 to 5% by weight of Sn+Bi, 0 to saturation of Pb, 0.025 to 0.200% by weight of at least one of Ni, Cr or Mn, 0 to 0.030% by weight of at least one of Al, Ca and Mg, the remainder being zinc and unavoidable impurities.Type: GrantFiled: November 19, 1999Date of Patent: February 13, 2001Assignee: N.V. Union Minere S.A.Inventor: Michael Gilles
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Patent number: 5091150Abstract: Zinc-aluminum based alloy containing magnesium and silicon, both present in quantities up to 0.5% by weight, characterized by very good corrosion resistance and suitable for coating steel products, the resulting coatings being extremely durable and highly flexible.Type: GrantFiled: September 6, 1990Date of Patent: February 25, 1992Assignee: Nuova Italsider SpAInventors: Massimo Memmi, Gelasio Giardetti
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Patent number: 5071620Abstract: A zinc/low aluminum alloy with lithium additions demonstrating improved creep resistance and suitable for hot chamber pressure die casting. The alloy preferably contains from about 0.1-2% Al, 0.07-0.19% Li, the balance zinc. The alloy also may contain Cu, Mn and Mg.Type: GrantFiled: August 31, 1990Date of Patent: December 10, 1991Assignee: International Lead Zinc Research Organization, Inc.Inventor: Cedric H. Thornton
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Patent number: 4990310Abstract: A creep-resistant die casting is formed of a zinc-base alloy comprising about 4 to 12 percent copper and about 2 to 4 percent aluminum. The die casting is characterized by an intimate dispersion of fine epsilon and eta phases effective to retard slip and thereby enhance creep resistance.Type: GrantFiled: September 11, 1989Date of Patent: February 5, 1991Assignee: General Motors CorporationInventors: Moinuddin S. Rashid, M. David Hanna
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Patent number: 4965046Abstract: A creep resistant zinc-aluminum based casting alloy comprises in weight percent 3-18% aluminum, 0.01-0.15% magnesium, 0.01-0.05% or manganese or manganese and lithium in the concentrations between 0.01-0.05% Mn and 0.02-0.1% Li, the balance being zinc except for impurities commonly found in zinc alloys.Type: GrantFiled: April 6, 1989Date of Patent: October 23, 1990Assignee: Noranda Inc.Inventor: Robert J. Barnhurst
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Patent number: 4812371Abstract: A Zn-Al hot-dip galvanized coating on a steel sheet may exhibit intergranular corrosion and be degraded due to the Al's secular enrichment in the grain boundaries of coating. This is prevented in accordance with the present invention by the galvanizing bath composition which contains from 0.15 to 10% of Al, from 0.1 to 1% of Sb, from 0.01 to 2% of Si, and the balance being Zn and unavoidable impurities such as Pb, Sn, and Cd in an amount less than 0.02%, and additionally contains at least from 0.01 to 1% of at least one member selected from the group consisting of Mg and mischmetal.Type: GrantFiled: August 4, 1987Date of Patent: March 14, 1989Assignee: Nippon Steel CorporationInventors: Yoshio Shindou, Motoo Kabeya
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Patent number: 4789522Abstract: An improved castable hypereutectic zinc-aluminum alloy which is free from underside shrinkage is described. Small additions, from about 0.25% and up to about 2 wt% of rare earth metal, preferably in the form of misch metal, to known zinc-aluminum alloys containing from about 20% and up to about 40 wt% aluminum have been found to prevent underside shrinkage in castings with a cross section up to about six inches.Type: GrantFiled: November 24, 1987Date of Patent: December 6, 1988Assignee: Queen's University at KingstonInventors: Reginald W. Smith, Mansor Ghoreshy
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Patent number: 4610936Abstract: Hot-dip zinc alloy coated steel products coated with a Zn-Al-Si-Mg alloy having a composition of between 3.5 and 5.0 wt % aluminum, between 0.02 and 0.5 wt % silicon, between 0.01 and less than 0.05 wt % magnesium, and remainder zinc with unavoidable impurities.Type: GrantFiled: November 19, 1984Date of Patent: September 9, 1986Assignee: Nippon Soda Co., Ltd.Inventors: Takehiro Isobe, Tatsuji Hashimoto
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Patent number: 4462960Abstract: A zinc anode alloy for sacrificial anodes, for preventing intercrystalline corrosion, comprises 0.10-0.50% by weight Al, 0.025-1.15% by weight Cd, and the remainder zinc and impurities caused by the production method, wherein the alloy also contains 0.01-1.0% magnesium.Type: GrantFiled: December 27, 1982Date of Patent: July 31, 1984Assignee: Norzink A/SInventor: Torleif N. Jore
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Patent number: 4448748Abstract: There is disclosed an alloy for use in a zinc galvanizing bath comprising zinc, aluminum and a rare earth-containing alloy such as mischmetal. According to the preferred embodiments, the alloy contains from about 85% to about 97% zinc, from about 3% to about 15% aluminum and from about 5 ppm to about 1.0% mischmetal. The alloy may also contain one or more of the elements Fe, Pb, Sb, Mg, Sn, Cu and Si.Type: GrantFiled: August 2, 1982Date of Patent: May 15, 1984Assignee: International Lead Zinc Research Organization, Inc.Inventors: Schrade F. Radtke, Dimitri Coutsouradis, Jacques Pelerin
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Patent number: 4439397Abstract: Process for adjusting the composition of a zinc alloy for the galvanization of steels, the alloy having a composition including the following components expressed in ppm (by weight): lead: 1,000 to 15,000, and as additives aluminium: 100 to 5,000, tin: 300 to 20,000, and magnesium: 10 to 1,000 and being deficient in at least one of said additives, said process comprising adding to the zinc alloy one or more metal compositions which are soluble in molten zinc and which contain a relatively high proportion of the additive in which the alloy is deficient, the amount of the or each metal composition being sufficient to compensate the deficit of the additive. The tin composition is virtually pure tin; the magnesium composition is a ternary alloy of zinc, magnesium (5,000 to 50,000 ppm) and aluminium (10 to 500 ppm); and the aluminium composition is a binary zinc/aluminium alloy containing about 5% of aluminium.Type: GrantFiled: March 23, 1982Date of Patent: March 27, 1984Inventor: Noel Dreulle