Patent application number | Description | Published |
20120097244 | CRYSTALLINE SILICON BASED SOLAR CELL AND METHOD FOR MANUFACTURING THEREOF - Provided is a hetero-junction solar cell with a silicon crystalline substrate of small thickness but exhibiting less warpage, and having a high photoelectric conversion efficiency. The crystalline silicon substrate has a thickness of 50 μm to 200 μm, and has a rough structure on the light-incident-side surface thereof. The surface of the transparent conductive layer in the light incidence side has an irregular structure. The top-bottom distance in the irregular structure of the transparent conductive layer in the light-incidence-side is preferably smaller than the top-bottom distance in the rough structure of the crystalline silicon substrate in the-light-incidence side. The distance between tops of the projections in the irregular structure on the surface of the transparent conductive layer in the light incidence side is preferably smaller than the distance between tops of the projections in the rough structure on the surface of the crystalline silicon substrate in the light incidence side. | 04-26-2012 |
20130203210 | METHOD FOR MANUFACTURING SILICON-BASED SOLAR CELL - Disclosed is a method for manufacturing a crystalline silicon-based photoelectric conversion device having a first intrinsic silicon-based layer, a p-type silicon-based layer and a first transparent electroconductive layer, positioned in this order on one surface of a conductive single-crystal silicon substrate, and having a second intrinsic silicon-based layer, an n-type silicon-based layer and a second transparent electroconductive layer, positioned in this order on the other surface of the conductive single-crystal silicon substrate. In the present invention, a heat treatment is carried out after at least one of the transparent electroconductive layers is formed. This heat treatment is carried out at a temperature of less than 200° C. under a hydrogen-containing atmosphere. | 08-08-2013 |
20130312827 | SOLAR CELL AND METHOD OF MANUFACTURE THEREOF, AND SOLAR CELL MODULE - Disclosed is a solar cell having a collecting electrode on one main surface of a photoelectric conversion section. The collecting electrode includes a first electroconductive layer and a second electroconductive layer in this order from the photoelectric conversion section side, and further includes an insulating layer between the first electroconductive layer and the second electroconductive layer. The first electroconductive layer includes a low-melting-point material, and a part of the second electroconductive layer is conductively connected with the first electroconductive layer through, for example, an opening in the insulating layer. The second electrode layer is preferably formed by a plating method. In addition, it is preferable that before forming the second electroconductive layer, annealing by heating is carried out to generate the opening section in the insulating layer. | 11-28-2013 |
20150075601 | Solar Cell, Solar Cell Manufacturing Method, and Solar Cell Module - A solar cell includes a photoelectric conversion section having first and second principal surfaces, and a collecting electrode formed on the first principal surface. The collecting electrode includes first and second electroconductive layers in this order from the photoelectric conversion section side, and includes an insulating layer between the first and second electroconductive layers. The insulating layer is provided with an opening, and the first and second electroconductive are in conduction with each other via the opening provided in the insulating layer. The solar cell has, on the first principal surface, the second principal surface or a side surface of the photoelectric conversion section, an insulating region freed of a short circuit of front and back sides of the photoelectric conversion section, and the surface of the insulating region is at least partially covered with the insulating layer. | 03-19-2015 |
Patent application number | Description | Published |
20130224606 | NON-AQUEOUS ELECTROLYTE SOLUTION - The present invention directs to a non-aqueous electrolyte solution, including (I) at least one compound selected from the group consisting of fluorinated linear sulfones and fluorinated linear sulfonic acid esters, and (II) an electrolyte salt. Such a non-aqueous electrolyte solution has high oxidation resistance, minimizes its decomposition even when hydrofluoric acid is produced. Also, the solution is less likely to cause, in the case of being used for a secondary cell, swelling of the cell and lowering of the battery performance. | 08-29-2013 |
20140017560 | LITHIUM ION SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE FOR LITHIUM ION SECONDARY BATTERY - The present invention provides a lithium ion secondary cell excellent in high-temperature storage characteristics and high voltage cycle characteristics; and a nonaqueous electrolyte for the cell. | 01-16-2014 |
20140023916 | ELECTROLYTIC SOLUTION - Provided is an electrolytic solution exhibiting excellent withstand voltage and satisfactory characteristics even at low and high temperatures. The invention is an electrolytic solution that includes a cyclic carbonate (I-1) represented by formula (I-1): | 01-23-2014 |
20140023938 | ELECTROCHEMICAL DEVICE AND NONAQUEOUS ELECTROLYTE SOLUTION FOR ELECTROCHEMCIAL DEVICE - The present invention aims to provide an electrochemical device excellent in high temperature storage characteristics and cycling characteristics at high voltages, and a nonaqueous electrolyte for the electrochemical device. The present invention relates to an electrochemical device including: a positive electrode; a negative electrode; and a nonaqueous electrolyte containing a nonaqueous solvent and an electrolyte salt, wherein the nonaqueous solvent contains a fluorinated linear carbonate represented by the formula (1): | 01-23-2014 |
20140329087 | INSULATED WIRE - The present invention aims to provide and insulated wire having an insulation layer which is excellent in insulation properties and has a low dielectric constant. The insulated wire of the present invention includes a conductor (A) and an insulation layer (B) formed around the periphery of the conductor (A). The insulation layer (B) is formed from a resin composition containing an aromatic polyether ketone resin (I) and a fluororesin (II). The fluororesin (II) is a copolymer of tetrafluoroethylene and a perfluoroethylenic unsaturated compound represented by the following formula (1): | 11-06-2014 |
20140329968 | RESIN COMPOSITION AND MOLDED ARTICLE - The present invention aims to provide a resin composition capable of providing a molded article having both a low coefficient of kinetic friction and a high limiting PV value. The resin composition of the present invention includes an aromatic polyether ketone resin (I) and a fluororesin (II). The fluororesin (II) is a copolymer of tetrafluoroethylene and a perfluoroethylenic unsaturated compound represented by the following formula (1): | 11-06-2014 |