Abstract: Provided is a laminate of a sintered body produced by sintering a copper powder paste and a ceramic substrate, which has improved adhesion between the sintered body and the ceramic substrate. A laminate with a copper powder paste sintered body laminated on a ceramic layer, the laminate comprising portions where one or more elements selected from Si, Ti and Zr derived from a copper powder surface treatment agent are together present with a thickness in a range of from 5 to 15 nm in boundaries between the copper powder paste sintered body and the ceramic layer, when observing the boundaries by scanning the laminate with STEM over 100 nm across the boundaries in a thickness direction of the laminate.
Abstract: Provided is a method for removing wire-form objects, a device for removing wire-form objects, and a method for processing electronic/electrical apparatus component waste, which can efficiently sort wire-form objects from sorting target objects having various shapes.
Abstract: A tungsten silicide target capable of suppressing the occurrence of particles during sputtering is provided by a method different from conventional methods. The tungsten silicide target includes not more than 5 low-density semi-sintered portions having a size of 50 ?m or more per 80000 mm2 on the sputtering surface.
Abstract: Provided is a laminated body of at least one metal foil and resin layers, which is suitable for drawing. The laminated body includes at least one metal foil and at least two resin layers. The laminated body has a thickness of 25 to 500 ?m. In the laminated body, both surfaces of each metal foil are closely laminated to the resin layers, and the relationships: 60??Y?150, and 1.4??b/?Y are satisfied, in which ?Y represents a nominal stress (MPa) at a nominal strain of 5% when a tensile test according to JIS K 7127: 1999 is performed on the laminated body, and ?b represents a nominal stress (MPa) at a nominal strain at which the metal foil in the laminated body is broken when a tensile test according to JIS K 7127: 1999 is performed on the laminated body.
Abstract: The present invention provides a copper powder which is capable of fusion bonding with a low energy laser by enabling heat to be efficiently inputted with a high absorption rate for laser irradiation and has high convenience in handling, and provides a method for manufacturing the copper powder. One embodiment of the present invention is a copper powder, having an absorption rate for light having a wavelength ?=1060 nm of 18.9% to 65.0%, and an index, which is indicated by (the absorption rate for light having a wavelength ?=1060 nm)/(an oxygen concentration), of 3.0 or more.
Type:
Application
Filed:
January 12, 2018
Publication date:
June 17, 2021
Applicant:
JX Nippon Mining & Metals Corporation
Inventors:
Yosuke ENDO, Hiroyoshi YAMAMOTO, Ryo SUZUKI, Kenji SATO
Abstract: Provided is a sputtering target that can form a magnetic film having both good magnetic separation between magnetic grains and high coercive force at the same time; a magnetic film; and a method for producing a magnetic film. The sputtering target according to the present invention comprises: 1 at. % or more of Zn, a part or all of Zn forming a complex oxide(s) of Zn—Ti—O and/or Zn—Si—O; and 45 at. % or less of Pt, the balance being Co and inevitable impurities, the atomic percentage being based on an atomic ratio.
Abstract: There are provided a copper alloy plate having high strength, high electrical conductivity, a high bending deflection coefficient, and excellent stress relaxation characteristics, and an electronic component preferred for high current applications or heat dissipation applications. A copper alloy plate comprising 0.8 to 5.0% by mass of one or more of Ni and Co and 0.2 to 1.5% by mass of Si, with the balance being copper and an unavoidable impurity, having a tensile strength of 500 MPa or more, and having an A value of 0.5 or more, the A value being given by the following formula: A=2X(111)+X(220)?X(200) X(hkl)=I(hkl)/I0(hkl) wherein I(hkl) and I0(hkl) are diffraction integrated intensities of a (hkl) face obtained for a rolled face and a copper powder, respectively, using an X-ray diffraction method.
Abstract: Provided is an electromagnetic shielding material that has good magnetic field shielding properties against a low-frequency electromagnetic field of 1 MHz or less, lightweight and also excellent formability. The electromagnetic shielding material has a structure in which at least two metal foils are closely laminated via at least one resin layer, wherein at least one resin forming the at least one resin layer has no yield point at 150° C.; wherein all of combinations of the at least two metal foils and the at least one resin layer forming the electromagnetic shielding material satisfy the following equation (A): ?M×dM×dR?3×10?3,??Equation (A): wherein the electromagnetic shielding material satisfies the following equation (B): ? i a = 1 ? ( d Ra + f Ra ) ? j b = 1 ? ( d Mb + f Mb ) ? 0.
Abstract: Provided is a semiconductor photodiode which has an electrode structure having not only high adhesion to a Mg2Si material but also improved overall performance including photosensitivity. A photodiode comprising: a pn junction of a magnesium silicide crystal; an electrode comprising a material that is in contact with p-type magnesium silicide; and an electrode comprising a material that is in contact with n-type magnesium silicide, wherein the material that is in contact with p-type magnesium silicide is a material which has a work function of 4.81 eV or more and reacts with silicon to form a silicide or form an alloy with magnesium.
Abstract: A sputtering target comprising a flat part and a tapered part, wherein a machined groove for use in ignition is arranged on a sputtering surface of the target. With the sputtering target of the present invention, the ignition failure rate during ignition (plasma ignition) can be reduced, and the sputtering process can be started stably. It is thereby possible to shorten the downtime of the device, and consequently contribute to improved throughput and enhanced cost performance.
Abstract: A method for recovering lithium from lithium ion battery scrap according to this invention comprises subjecting lithium ion battery scrap to a calcination step, a crushing step, and a sieving step sequentially carried out, wherein the method comprises, between the calcination step and the crushing step, between the crushing step and the sieving step, or after the sieving step, a lithium dissolution step of bringing the lithium ion battery scrap into contact with water and dissolving lithium contained in the lithium ion battery scrap in the water to obtain a lithium-dissolved solution; a lithium concentration step of solvent-extracting lithium ions contained in the lithium-dissolved solution and stripping them to concentrate the lithium ions to obtain a lithium concentrate; and a carbonation step of carbonating the lithium ions in the lithium concentrate to obtain lithium carbonate.
Type:
Application
Filed:
March 28, 2018
Publication date:
April 15, 2021
Applicant:
JX NIPPON MINING & METALS CORPORATION
Inventors:
Junichi ARAKAWA, Yasufumi HAGA, Junichi ITO
Abstract: Provided is a large diameter InP single crystal substrate having a diameter of 75 mm or more, which can achieve a high electrical activation rate of Zn over a main surface of the substrate even in a highly doped region having a Zn concentration of 5×1018 cm?3 or more; and a method for producing the same. An InP single crystal ingot is cooled such that a temperature difference of 200° C. is decreased for 2 to 7.5 minutes, while rotating the InP single crystal ingot at a rotation speed of 10 rpm or less, and the cooled InP single crystal ingot is cut into a thin plate, thereby allowing production of the InP single crystal substrate having an electrical activation rate of Zn of more than 85% over the main surface of the substrate even in a highly doped region having a Zn concentration of 5×1018 cm?3 or more.
Abstract: Provided is a cadmium zinc telluride (CdZnTe) single crystal including a main surface that has a high mobility lifetime product (?? product) in a wide range, wherein the main surface has an area of 100 mm2 or more and has 50% or more of regions where the ?? product is 1.0×10?3 cm2/V or more based on the entire main surface, and a method for effectively producing the same.
Type:
Application
Filed:
September 14, 2018
Publication date:
April 15, 2021
Applicant:
JX NIPPON MINING & METALS CORPORATION
Inventors:
Kohei YAMADA, Koji MURAKAMI, Kenya ITANI
Abstract: A method for recovering lithium according to this invention comprises separating sodium from a lithium-containing solution containing lithium ions and sodium ions to recover lithium, wherein the method comprises a solvent extraction step including: at least three-stage extraction process having a first extraction process, a second extraction process, and a third extraction process; and a lithium back extraction stage of back extracting the lithium ions from a solvent that have undergone the at least three-stage extraction process; and wherein, in the extraction process, the solvent undergoes the first extraction process, the second extraction process, and the third extraction process in this order, and a solution as the lithium-containing solution undergoes the respective processes in opposite order to the order of the solvent.
Abstract: Provided is a method for processing electronic and electrical device component scrap, which can accurately and efficiently sort electronic and electrical device component scrap. The method for processing electronic and electrical device component scrap includes a separation step of separating non-metal objects 1b or metal objects 1a1, 1a2 from electronic and electrical device component scrap 1 containing the metal objects 1a1, 1a2 and the non-metal objects 1b using a sorter 10 comprising a metal sensor 2, a color camera 3, an air valve 4, and a conveyor 5, wherein a fixed distance is provided between the metal objects 1a1, 1a2 adjacent to each other so as to prevent the non-metal objects 1b between the metal objects 1a1, 1a2 from being erroneously detected, when detecting the metal objects 1a1, 1a2 in the electronic and electrical device component scrap 1 by the metal sensor 2.
Abstract: Improved methods and compositions for refining molybdenum mineral are provided, in particular for isolating a substance containing molybdenum which comprises contacting the substance containing molybdenum with a composition comprising a M13 phage. The M13 phage provides selectivity and recovery of the substance containing molybdenum.
Type:
Grant
Filed:
June 6, 2017
Date of Patent:
March 23, 2021
Assignees:
SHIBAURA INSTITUTE OF TECHNOLOGY, JX NIPPON MINING & METALS CORPORATION
Abstract: A ruthenium sputtering target, wherein a Si content is 10 to 100 wtppm, a total content of unavoidable impurities excluding gas components is 50 wtppm or less, and a remainder is Ru. By suppressing the crystal growth of ruthenium or a ruthenium alloy and reducing the generation of coarse crystal grains, arcing that occurs during sputtering is minimized, particle generation is reduced, and yield is improved.
Abstract: Provided is an Fe—Pt based magnetic material sintered compact, comprising BN and SiO2 as non-magnetic materials, wherein Si and O are present in a region where B or N is present at a cut surface of the sintered compact. A high density sputtering target is provided which enables production of a magnetic thin film for heat-assisted magnetic recording media, and also reduces the amount of particles generated during sputtering.
Abstract: The present invention provides a surface treated copper foil in which a dropping of the roughening particles from a roughening treatment layer provided on the surface of the copper foil is favorably suppressed and an occurrence of wrinkles or stripes when bonding with an insulating substrate is favorably suppressed.
Abstract: The present invention provides a surface treated copper foil in which a dropping of the roughening particles from a roughening treatment layer on the surface of the copper foil is suppressed and an occurrence of wrinkles or stripes when bonding with an insulating substrate is suppressed. The surface of the roughening treatment layer satisfies one or more of the following: a roughness Ra is 0.08 to 0.20 ?m, a roughness Rz is 1.00 to 2.00 ?m, a roughness Sq is 0.16 to 0.30 ?m, a roughness Ssk is ?0.6 to ?0.35, a roughness Sa is 0.12 to 0.23 ?m, a roughness Sz is 2.20 to 3.50 ?m, a roughness Sku is 3.75 to 4.50, and a roughness Spk is 0.13 to 0.27 ?m, a glossiness of a TD of the surface of the side of the roughening treatment layer of the surface treated copper foil is 70% or less.