摘要:
The present invention relates to a method for producing a positive electrode material comprising at least one Na-based solid crystalline phase selected in the group consisting of Na-based crystalline P'2-phases, Na-based solid crystalline phases of formula Na(3+X)V2(PO4)3 with 0
摘要:
An object of the present invention is to provide ferrite particles for supporting a catalyst having a small apparent density, various properties are maintained in a controllable state and a specified volume is filled with a small weight, and a catalyst using the ferrite particles for supporting a catalyst. To achieve the object, ferrite particles for supporting a catalyst provided with an outer shell structure containing Ti oxide, a catalyst using the ferrite particles for supporting a catalyst are employed.
摘要:
Die Erfindung betrifft ein Verfahren zum Herstellen einer anorganischen Verbindung der allgemeinen Formel AXO 2 , in welcher A wenigstens ein Element aus der Gruppe Cu, Ag, Pd, Pt, Au, Na und Li und X wenigstens ein von A verschiedenes metallisches Element aus der Gruppe der Übergangsmetalle, der Leichtmetalle, der Seltenerdmetalle und/oder des p-Blocks sind. Das Verfahren umfasst die Schritte a) Bereitstellen einer wässrigen Lösung, die gelöste Kationen von A und X enthält, b) Einstellen einer Temperatur der wässrigen Lösung auf einen Wert von höchstens 95 °C, c) Einstellen eines pH-Werts der wässrigen Lösung auf einen Wert zwischen 0 und 14 unter Ausbildung von Fällungsprodukten und d) Alterung der Fällungsprodukte bei mindestens 35 °C für mindestens 10 Minuten unter Ausbildung von AXO 2 . Die Erfindung betrifft weiterhin eine entsprechende anorganische Verbindung der allgemeinen Formel AXO 2 sowie deren Verwendungen.
摘要:
A layered oxide material, a preparation method, an electrode, a secondary battery and use are disclosed. The layered oxide material has a general chemical formula Na x Cu i Fe j Mn k M y O 2+β , in which M is an element that is doped for replacing the transition metals; x, y, i, j, k, and β are respectively the molar ratios of respective elements, provided that x, y, i, j, k, and β satisfy the relations: y+i+j+k=1, and x+my+2i+3j+4k=2(2+β), where 0.8≤x≤1, 0 3 m.
摘要:
According to one embodiment, there is provided a positive electrode (6) including a positive electrode active material-including layer (62) including a positive electrode active material, which includes a lithiummanganese oxide LiMn 2-x M x O 4 , and a conductive agent. In the positive electrode active material-including layer (62), an average particle diameter d 50 is within 2 µm to 5 µm, a particle diameter d 10 and a particle diameter d 90 , where a cumulative frequency from a smaller side is, respectively, 10% and 90%, is within 0.5 µm to 3 µm and within 4 µm to 10 µm, respectively, in a particle size distribution. X, represented by X = (d 50 - d 10 ) /d 50 is within 0.4 to 0.8. Y, represented by Y = (d 90 - d 50 )/d 90 is within 0.2 to 0.6.
摘要翻译:根据一个实施方案,提供了一种正极(6),其包括包含正极活性物质的正极活性物质包含层(62),其包括氧化锂锰锰锂LiMn 2-x M x O 4和导电 剂。 在正极活性物质层(62)中,平均粒径d 50分别为2μm〜5μm左右,粒径d 10,粒径d 90,其中较小侧的累积频率分别为 ,10%〜90%,分别为0.5μm〜3μm,4μm〜10μm。 由X =(d 50 -d 10)/ d 50表示的X在0.4〜0.8的范围内。 由Y =(d 90 -d 50)/ d 90表示的Y在0.2〜0.6的范围内。
摘要:
A magnetic powder to be included in a cosmetic agent being removable by a magnetic attraction force from the cosmetic agent applied to the skin. The magnetic powder comprises a ferromagnetic ferrite, a mean volume particle diameter of 50 to 75 µm when determined from a particle size distribution obtained by a laser diffraction scattering method, a content of particles with a particle diameter of less than 37 µm of 15% by mass or less, and a content of particles with a particle diameter of 105 µm or more of 5% by mass or less. The magnetic powder preferably has a saturation magnetization of 80 Am 2 /kg or more.
摘要:
Provided are: manganese dioxide and its hardenable composition which can harden liquid polysulfide polymer and be used to obtain a hardened product that suppresses its swelling and decrease in its strength even after a long period of hot water immersion. This manganese dioxide is manganese dioxide used for a hardener for liquid polysulfide polymer and is characterized by comprising a monoclinic cation-substituted birnessite manganese dioxide obtained by substituting with a monovalent to trivalent cation a sodium ion which is present between the layers of a monoclinic sodium birnessite, as shown in the following formula, Na 0.55 Mn 2 O 4 · 1.5H 2 O.
摘要翻译:提供:二氧化锰及其可硬化组合物,其可以硬化液态多硫化物聚合物,并用于获得即使在长时间的热水浸渍之后也可抑制其膨胀并降低其强度的硬化产物。 该二氧化锰是用于液体多硫化物聚合物的硬化剂的二氧化锰,其特征在于包含通过用一价至三价阳离子取代的单斜晶阳离子取代的二水合二氧化锰,钠离子存在于单斜晶钠锰矿 ,如下式所示,Na 0.55 Mn 2 O 4·1.5H 2 O.
摘要:
Provided is a method for manufacturing carrier core particles for electrophotographic developer capable of stably maintaining high chargeability over a long time. The method for manufacturing carrier core particles includes a granulation step of granulating a mixture of raw materials containing manganese, iron, strontium, and calcium and a firing step of firing the mixture granulated in the granulation step. The firing step includes a heating process of heating the granular mixture with an increase in temperature to a predetermined degree and a cooling process of cooling the granular mixture, after the heating process, in an atmosphere with an oxygen concentration ranging from 5000 ppm to 20000 ppm. The molar ratio of the sum of strontium and calcium to the sum of the manganese, iron, strontium, and calcium is 0.0026 to 0.013.