摘要:
The present subject matter provides for a multi-layer conductive trace. The trace can be formed by digital printing the individual layers and firing. The individual layers each impart functional characteristics to the conductive trace and each layer has components that can be adjusted to affect the performance characteristics of that particular layer without detrimentally affecting the performance characteristics of the remaining layers.
摘要:
A thick film paste comprising at least one particulate platinum (alloy), at least one metal compound, and an organic vehicle, wherein the at least one metal compound is selected from the group consisting of in each case particulate NiO, SiO2, RuO2, Rh2O3, IrO2, Cu2O, CuO, TiO2, ZrO2, PbO, SnO2, CeO2, Al2O3, MgO, MnO2 and MoO2, and metal compounds capable of forming a metal oxide on firing, the metal oxide being selected from the group consisting of NiO, SiO2, RuO2, Rh2O3, IrO2, Cu2O, CuO, TiO2, ZrO2, PbO, SnO2, CeO2, Al2O3, MgO, MnO2 and MoO2.
摘要翻译:包含至少一种颗粒状铂(合金),至少一种金属化合物和有机载体的厚膜浆料,其中所述至少一种金属化合物选自各自包含颗粒状NiO,SiO 2,RuO 2,Rh 2 O 3 ,IrO 2,Cu 2 O,CuO,TiO 2,ZrO 2,PbO,SnO 2,CeO 2,Al 2 O 3,MgO,MnO 2和MoO 2以及能够在焙烧时形成金属氧化物的金属化合物,所述金属氧化物选自NiO, ,RuO2,Rh2O3,IrO2,Cu2O,CuO,TiO2,ZrO2,PbO,SnO2,CeO2,Al2O3,MgO,MnO2和MoO2。
摘要:
To provide a method for firing a copper paste, which improves sinterability of copper particles for the purpose of forming a copper wiring line that is decreased in the electrical conductivity. A method for firing a copper paste, which comprises: an application step wherein a copper paste is applied over a substrate; a first heating step wherein the substrate is heated in a nitrogen gas atmosphere containing from 500 ppm to 2,000 ppm (inclusive) of an oxidizing gas in terms of volume ratio after the application step, thereby oxidizing and sintering copper particles in the copper paste; and a second heating step wherein the substrate is heated in a nitrogen gas atmosphere containing 1% or more of a reducing gas in terms of volume ratio after the first heating step, thereby reducing the oxidized and sintered copper oxide.
摘要:
The present subject matter provides for a multi-layer conductive trace. The trace can be formed by digital printing the individual layers and firing. The individual layers each impart functional characteristics to the conductive trace and each layer has components that can be adjusted to affect the performance characteristics of that particular layer without detrimentally affecting the performance characteristics of the remaining layers.
摘要:
Provided are a transparent conductive substrate production method and a transparent conductive substrate, which can be produced by simple steps, has superior pattern recognition performance, and is suitable for an electrostatic capacitance touch panel. Using a transparent conductive ink, first electrode regions 12 and second electrode regions 14 are printed on different positions on the same plane, a first electrode connecting region 16 which electrically connects the first electrode regions 12 is printed, and then, subjected to pulsed light irradiation, to form a sintered conductive body. Thereafter, the surface of the first electrode connecting region 16 is covered with a transparent insulation layer 18. Using the transparent conductive ink, a second electrode connecting region 20 which passes on the surface of the transparent insulation layer 18 and electrically connects the second electrode regions 14 in a direction different from the connecting direction of the first electrode connecting region 16 is printed, and then, subjected to pulsed light irradiation, to form a sintered conductive body.
摘要:
Provided are a fine silver particle ink composed of hexylamine, dodecylamine, oleic acid, fine silver particles and a solvent, in which the volume resistivity of a sintered body at 100°C obtained after the ink is applied on a substrate by spin coating is 8 to 25 µΩcm, a sintered body thereof, and a method for producing a fine silver particle ink. When a fine silver particle ink containing coated fine silver particles is produced by a silver-amine complex decomposition method, production can be carried out smoothly. The fine silver particle ink can be sintered even at a low temperature, and a sintered body thereof has a mirror surface and low volume resistance.
摘要:
The invention relates to a process for producing a ceramic circuit board with electrical conductor traces and contacting points on at least one of the two sides, and with at least one through-hole contact (via). According to the invention, the following successive process steps are performed: a) Production of a ceramic substrate made of aluminium nitride and drilling of holes at the intended locations for the vias, b) Filling the holes with a first adhesive paste made of copper, tungsten, molybdenum or alloys thereof, or mixtures thereof, and c) Single-pass overprinting with a second adhesive paste using a first screen-printing operation on at least one side of the ceramic substrate with the desired layout of the conductor traces and contact points, d) Optionally, a full or partial repeat of overprinting with the second adhesive paste, e) Stoving the printed ceramic substrate in an oven with N 2 (nitrogen), wherein the oxygen content is kept controlled to 0-50 ppm O 2 , f) Overprinting using a second screen-printing process with a low-glass cover paste over the second adhesive paste until the desired thickness of the conductor traces and contact points is achieved, g) Stoving the printed ceramic substrate in an oven with N 2 (nitrogen), wherein the oxygen content is kept controlled to 0-50 ppm O 2 .
摘要:
A circuit assembly (34) resistant to high-temperature and high g centrifugal force is disclosed. A printed circuit board (42) is first fabricated from alumina and has conductive traces of said circuit formed thereon by the use of a thick film gold paste. Active and passive components of the circuit assembly are attached to the printed circuit board by means of gold powder diffused under high temperature. Gold wire is used for bonding between the circuit traces and the active components in order to complete the circuit assembly (34). Also, a method for manufacturing a circuit assembly resistant to elevated temperature is disclosed