摘要:
A mini card adapter for removably holding and fixing a mini card in a secure manner is provided. The mini card adapter holds a mini card having the same thickness as the standard card and outline dimensions smaller than those of the standard card. The mini card comprises a reference wall having the same thickness as the standard card and a bulging section formed on the top surface of the reference wall. In the reference wall, a card pocket for is formed for loading therein the mini card. The land section is formed in a region corresponding to the emboss section of the standard card, and a part of the land section bulges over the card pocket. As a result, an eaves wall for supporting one side of the mini card is formed. The eaves wall has a boss which fits in a hole formed in the mini card. A receiving nail for receiving the periphery of the mini card in corporation with the eaves wall is provided on the peripheral lower surface of the card pocket.
摘要:
A mini card adapter for removably holding and fixing a mini card in a secure manner is provided. The mini card adapter holds a mini card having the same thickness as the standard card and outline dimensions smaller than those of the standard card. The mini card comprises a reference wall 8 having the same thickness as the standard card and a bulging section 9 formed on the top surface of the reference wall 8. In the reference wall 8, a card pocket 10 for is formed for loading therein the mini card 1. The land section 9 is formed in a region Z corresponding to the emboss section of the standard card, and a part of the land section 9 bulges over the card pocket 10. As a result, an eaves wall 15 for supporting one side of the mini card 1 is formed. The eaves wall 15 has a boss 16 which fits in a hole 3 formed in the mini card 1. A receiving nail 17 for receiving the periphery of the mini card 1 in corporation with the eaves wall 15 is provided on the peripheral lower surface of the card pocket 10.
摘要:
A hard disk cartridge, comprising an outer box and a hard disk body supported in the outer box through a cushion member, wherein a hard frame is installed on at least right and left side faces of the hard dish body and the cushion member is installed on the outer surfaces of the frames so that the upper and lower ends thereof are extruded from the upper and lower surfaces of the hard disk body to the outside, whereby external impacts applied to the hard disk body in lateral and vertical directions can be absorbed by the cushion member and, since the impact force can be relieved sufficiently even if the cushion member is thin, the size of the hard disk cartridge can be reduced accordingly.
摘要:
The invention provides catalysts that are not corroded in acidic electrolytes or at high potential and have excellent durability and high oxygen reducing ability, and processes for producing the catalysts and uses of the catalysts. The catalyst of the invention includes a metal oxycarbonitride that contains at least one metal selected from tantalum, vanadium, molybdenum and zirconium (hereinafter, also referred to as “metal M” or simply “M”) and does not contain any of platinum, titanium and niobium.
摘要:
The invention has an object of providing catalysts that are not corroded in acidic electrolytes or at high potential, have excellent durability and show high oxygen reducing ability. An aspect of the invention is directed to a process wherein metal carbonitride mixture particles or metal oxycarbonitride mixture particles are produced from an organometallic compound of a Group IV or V transition metal, a metal salt of a Group IV or V transition metal, or a mixture of these compounds using laser light as a light source.
摘要:
A metal oxide dispersion comprising metal oxide particles with a necking structure, and a solvent, wherein the liquid droplet contact angle of the metal oxide dispersion to an ITO film (Indium-Tin Oxide type film) formed is from 0 to 60°. A metal oxide dispersion for the production of a dye-sensitized solar cell electrode, comprising Metal Oxide Particle Group F having a necking structure formed by m connected particles, Metal Oxide Particle Group G having only 0.2 m or less connected particles, and a solvent, and being formable into a film at 200° C. or less. A metal oxide electrode comprising an electrically conducting substrate having thereon a metal oxide layer comprising metal oxide particles bound by a binder, wherein the binder content is from 0.005 to 5 mass % based on the metal oxide film and the metal oxide layer has a pencil scratch strength of H or more according to JIS5600.
摘要:
Provided is a fuel cell catalyst layer which has a catalytic performance equivalent to or higher than fuel cell catalyst layers containing platinum alone and which is inexpensive. The fuel cell catalyst layer of the present invention includes a metal oxycarbonitride-containing layer (I) and a platinum-containing layer (II). It is preferable that the mass ratio per unit area of the metal oxycarbonitride in the layer (I) to platinum in the layer (II) (metal oxycarbonitride/platinum) is 2 to 500. It is preferable that the mass per unit area of platinum in the layer (II) is 0.005 to 0.2 mg/cm2.
摘要翻译:本发明提供一种燃料电池用催化剂层,该催化剂层的催化性能等于或高于单独含有铂的燃料电池催化剂层,其价格便宜。 本发明的燃料电池催化剂层包括含有含碳氮氧化物的层(I)和含铂层(II)。 层(I)中的层(I)中的铂的金属碳氮氧化物的单位面积质量比(金属碳氮氧化物/铂)优选为2〜500。优选铂单位面积的质量 在层(II)中为0.005〜0.2mg / cm 2。
摘要:
A method for producing a fuel cell electrode catalyst including a metal element selected from aluminum, chromium, manganese, iron, cobalt, nickel, copper, strontium, yttrium, tin, tungsten, and cerium and having high catalytic activity through heat treatment at comparatively low temperature. The method including: a step (1) of mixing at least a certain metal compound (1), a nitrogen-containing organic compound (2), and a solvent to obtain a catalyst precursor solution, a step (2) of removing the solvent from the catalyst precursor solution, and a step (3) of heat-treating a solid residue, obtained in the step (2), at a temperature of 500 to 1100° C. to obtain an electrode catalyst; a portion or the entirety of the metal compound (1) being a compound containing, as the metal element, a metal element M1 selected from aluminum, chromium, manganese, iron, cobalt, nickel, copper, strontium, yttrium, tin, tungsten, and cerium.
摘要:
It is an object of the present invention to provide a production process which can produce a fuel cell catalyst having excellent durability and high oxygen reducing activity.The process for producing a fuel cell catalyst including a metal-containing oxycarbonitride of the present invention includes a grinding step for grinding the oxycarbonitride using a ball mill, wherein the metal-containing oxycarbonitride is represented by a specific compositional formula; balls in the ball mill have a diameter of 0.1 to 1.0 mm; the grinding time using the ball mill is 1 to 45 minutes; the rotating centrifugal acceleration in grinding using the ball mill is 2 to 20 G; the grinding using the ball mill is carried out in such a state that the metal-containing oxycarbonitride is mixed with a solvent containing no oxygen atom in the molecule; and when the ball mill is a planetary ball mill, the orbital centrifugal acceleration mill is 5 to 50 G.
摘要:
There is provided an ink for forming a fuel cell catalyst layer that is capable of efficiently forming a high-performance fuel cell catalyst layer inexpensively. The ink for forming a fuel cell catalyst layer of the present invention comprises a fuel cell catalyst, an electron conductive material, a proton conductive material and a solvent, wherein the fuel cell catalyst comprises a metal-containing oxycarbonitride that contains niobium and/or titanium; the mass ratio [(A)/(B)] of the content (A) of the fuel cell catalyst to the content (B) of the electron conductive material is 1 to 6; and the mass ratio [(D)/(C)] of the content (D) of the proton conductive material to the total content (C) of the fuel cell catalyst and the electron conductive material is 0.2 to 0.6.