Abstract:
An amorphous and a manufacturing method thereof are provided. The amorphous alloy may have a formula of Zr a Cu b Al c M d N e , M is at least one selected from a group consisting of Ni, Fe, Co, Mn, Cr, Ti, Hf, Ta, Nb and rare earth element; N is at least one selected from a group consisting of Ca, Mg, and C; 40≤a≤70, 15≤b≤35, 5≤c≤15, 5≤d≤15, 0≤e≤5, and a+b+c+d+e=100.
Abstract translation:提供了一种无定形及其制造方法。 该非晶合金可以具有ZraCubAlcMdNe的式,M是选自Ni,Fe,Co,Mn,Cr,Ti,Hf,Ta,Nb和稀土元素中的至少一种; N是选自Ca,Mg和C中的至少一种; 40 <= a <= 70,15 <= b <= 35,5 <= c <= 15,5 <= d <= 15,0 <= e <= 5,a + b + c + d + e = 100。
Abstract:
A permanent magnetic material comprising a Nd-Fe-B alloy and an additive including at least a cobalt ferrite, and a method for preparing the permanent magnetic material are provided. The method comprises the following steps: mixing the Nd-Fe-B alloy and the additive including at least a cobalt ferrite to obtain a mixture; magnetically orienting and pressing the mixture in a magnetic field; and sintering and tempering the mixture in vacuum or under the protection of inert gas.
Abstract:
An amorphous alloy composite material comprises an amorphous and continuous matrix phase, and a plurality of equiaxed crystalline phases as reinforcing phases dispersed in the matrix phase. Oxygen content in the amorphous alloy composite material may be less than 2100 ppm. A method of preparing said material is disclosed.
Abstract:
Disclosed herein is a developer solution for photoresist comprising a basic compound, a surfactant, and a solvent, wherein said surfactant is surfactant (A) comprising a polyoxyethylene phenyl ether represented by formula (I) and a polyoxyethylene phenyl ether represented by formula (II), and/or surfactant (B) being a Gemini type surfactant represented by formula (III) The developer solution of the present invention has excellent development performance, defoaming performance, dispersion stability, and operation temperature, and the pattern has no residue.
Abstract:
A base plate for a heat sink as well as a heat sink and an IGBT module having the same are provided. The base plate includes: a base plate body, including a body part; and a first surface layer and a second surface layer disposed respectively on two opposing surfaces of the body part; and N pins disposed on the first surface layer and spaced apart from one another, each pin having a first end fixed on the first surface layer and a second end configured as a free end, in which the first surface layer and the N pins are configured to contact a coolant, an area of a first portion of the first surface layer contacting the coolant is denoted as S1, and an area of a second portion of the first surface layer contacting each pin is denoted as S2, in which 180≤S1/S2≤800, and 300≤N
Abstract:
An Al-Mg alloy plate and a method for preparing the same are provided. The Al-Mg alloy plate having a thickness of larger than 5mm includes a crystalline grain having a crystal grain size of less than about 60 μm; a pore having a particle diameter of less than about 200 μm; and an impurity having a particle diameter of less than about 200 μm.
Abstract:
A positive temperature coefficient heating assembly includes a heating core (10) including a first metal electrode plate (2a), a second metal electrode plate (2b) and a plurality of PTC ceramic chips (1); an insulating layer coated on the heating core (10); and a metal tube (8); the PTC ceramic chip (1) includes a positive electrode layer, a negative electrode layer, and a ceramic sintered layer; a plurality of first limit grooves (21a) are formed in the first metal electrode plate (2a), a plurality of second limit grooves (2b) are formed in the second metal electrode plate (21b), a first end of each of the PTC ceramic chips (1) is embedded in one of the first limit grooves (21a), and a second end of each of the PTC ceramic chips (1) is embedded in one of the second limit grooves (21b).
Abstract:
A doped tin oxide contains a tin oxide and an oxide of a doping element. The doping element includes at least one of vanadium and molybdenum. Based on the total amount of the doped tin oxide,the tin oxide is about90-99mol%,and the oxide of the doping element is about1-10mol%. A polymer article containing the doped tin oxide,an ink composition containing the doped tin oxide,and method for preparing them are also provided.In addition,a method for selective metallization of the polymer article and a method for selective metallization of an insulating substrate are provided.
Abstract:
A sealing assembly for a battery, a method of preparing the sealing assembly and a lithium ion battery are provided. The sealing assembly for a battery comprises: a ceramic ring (3) having a receiving hole (31), a metal ring (4) fitted over the ceramic ring (3) for sealing an open end of the battery, and a column (2) formed in the receiving hole (31) which comprises a metal-metal composite (21), wherein the metal-metal composite (21) comprises: a metal porous body, and a metal material filled in pores of the metal porous body.
Abstract:
A license plate device comprises: a first shell (110) having a transparent region (111) forming a first predetermined logo pattern and a non transparent region (112); a second shell (150) fixedly connected with the first shell (110), with a sealed accommodating space; a light guide plate (120) disposed between the bottom plate (130) and the first shell (110) which is formed with an accommodating groove (122); and a circuit board (140) disposed between the light guide plate (120) and the second shell (150) which is formed with an illuminating element (141) on a surface thereof facing toward the light guide plate (120) to be accommodated in the accommodating groove (122), in which the light guide plate (120) is formed with a plurality of microprism structures (121) configured to transmit at least a part of light emitted by the illuminating element (141) penetrating through the light guide plate (120) from a face of the light guide plate (120) facing the first shell (110).