Patent application number | Description | Published |
20110180137 | PASTE COMPOSITION FOR ELECTRODE AND PHOTOVOLTAIC CELL - The paste composition for an electrode are constituted with metal particles having copper as a main component, a phosphorous-containing compound, glass particles, a solvent, and a resin. Further, the photovoltaic cell has an electrode formed by using the paste composition for an electrode. | 07-28-2011 |
20110180138 | PASTE COMPOSITION FOR ELECTRODE AND PHOTOVOLTAIC CELL - The paste composition for an electrode includes metal particles having copper as a main component, glass particles including diphosphorus pentoxide and divanadium pentoxide and having a content of divanadium pentoxide of 1% by mass or more, a solvent, and a resin. Further, the photovoltaic cell has an electrode formed by using the paste composition for an electrode. | 07-28-2011 |
20110180139 | PASTE COMPOSITION FOR ELECTRODE AND PHOTOVOLTAIC CELL - The paste composition for an electrode of the first aspect of the present invention includes silver alloy particles, glass particles, a resin, and a solvent. The paste composition for an electrode of the second aspect of the present invention includes copper particles, silver or silver alloy particles, glass particles containing P | 07-28-2011 |
20110209751 | PASTE COMPOSITION FOR ELECTRODE AND PHOTOVOLTAIC CELL - The paste composition for an electrode according to the present invention includes metal particles containing copper as a main component, a flux, glass particles, a solvent, and a resin. Further, a photovoltaic cell according to the present invention has an electrode formed by using the paste composition for an electrode. | 09-01-2011 |
20110212564 | METHOD FOR PRODUCING PHOTOVOLTAIC CELL - In a method for producing a photovoltaic cell, the improvement comprising:
| 09-01-2011 |
20110256658 | METHOD FOR PRODUCING PHOTOVOLTAIC CELL - In a method for producing a photovoltaic cell, the improvement comprising:
| 10-20-2011 |
20110277831 | PASTE COMPOSITION FOR ELECTRODE AND PHOTOVOLTAIC CELL - The paste composition for an electrode are constituted with copper-containing particles having a peak temperature of an exothermic peak showing a maximum area in the simultaneous ThermoGravimetry/Differential Thermal Analysis of 280° C. or higher, glass particles, a solvent, and a resin. Further, the photovoltaic cell has an electrode formed by using the paste composition for a photovoltaic cell electrode. | 11-17-2011 |
20120122263 | METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The method for producing a photovoltaic cell includes applying, on a partial region of one surface side of a semiconductor substrate, a first n-type diffusion layer forming composition including an n-type impurity-containing glass powder and a dispersion medium; applying, on at least a region other than the partial region on the surface of the semiconductor substrate, a second n-type diffusion layer forming composition which includes an n-type impurity-containing glass powder and a dispersion medium and in which a concentration of the n-type impurity is lower than that of the first n-type diffusion layer forming composition, where the first n-type diffusion layer forming composition is applied; heat-treating the semiconductor substrate on which the first n-type diffusion layer forming composition and the second n-type diffusion layer forming composition are applied to form an n-type diffusion layer; and forming an electrode on the partial region. | 05-17-2012 |
20120122264 | METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The method for producing a photovoltaic cell includes applying, on a partial region of one surface side of a semiconductor substrate, a first p-type diffusion layer forming composition including a p-type impurity-containing glass powder and a dispersion medium; applying, on at least a region other than the partial region on the surface of the semiconductor substrate, a second p-type diffusion layer forming composition which includes a p-type impurity-containing glass powder and a dispersion medium and in which a concentration of the p-type impurity is lower than that of the first p-type diffusion layer forming composition, where the first p-type diffusion layer forming composition is applied; heat-treating the semiconductor substrate on which the first p-type diffusion layer forming composition and the second p-type diffusion layer forming composition are applied to form a p-type diffusion layer; and forming an electrode on the partial region. | 05-17-2012 |
20120122265 | METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The method for producing a photovoltaic cell includes applying an n-type diffusion layer forming composition including an n-type impurity-containing glass powder and a dispersion medium onto a first region on one surface side of a semiconductor substrate; applying a p-type diffusion layer forming composition including a p-type impurity-containing glass powder and a dispersion medium onto a second region other than the first region on the surface of the semiconductor substrate where the first region is provided; a thermal diffusion process in which an n-type diffusion layer and a p-type diffusion layer are formed by heat-treating the semiconductor substrate onto which the n-type diffusion layer forming composition and the p-type diffusion layer forming composition are applied; and forming an electrode on each of the first region where the n-type diffusion layer is formed and the second region where the p-type diffusion layer is formed, respectively. | 05-17-2012 |
20120260981 | PASTE COMPOSITION FOR ELECTRODE, PHOTOVOLTAIC CELL ELEMENT, AND PHOTOVOLTAIC CELL - The present invention provides a paste composition for an electrode, the paste composition including phosphorus-tin-containing copper alloy particles, glass particles, a solvent and a resin. The present invention also provides a photovoltaic cell element having an electrode formed from the paste composition, and a photovoltaic cell. | 10-18-2012 |
20120260982 | PASTE COMPOSITION FOR ELECTRODE, PHOTOVOLTAIC CELL ELEMENT, AND PHOTOVOLTAIC CELL - The present invention provides a paste composition for an electrode, the paste composition comprising phosphorus-containing copper alloy particles, tin-containing particles, glass particles, a solvent and a resin. The present invention also provides a photovoltaic cell element having an electrode formed from the paste composition, and a photovoltaic cell. | 10-18-2012 |
20120260988 | PASTE COMPOSITION FOR ELECTRODE AND PHOTOVOLTAIC CELL - A paste composition for an electrode, the paste composition comprising: phosphorous-containing copper alloy particles in which the content of phosphorous is from 6% by mass to 8% by mass; glass particles; a solvent; and a resin. | 10-18-2012 |
20130071968 | COMPOSITION FOR FORMING P-TYPE DIFFUSION LAYER, METHOD OF FORMING P-TYPE DIFFUSION LAYER, AND METHOD OF PRODUCING PHOTOVOLTAIC CELL - The composition for forming a composition for forming a p-type diffusion layer, the composition containing a glass powder and a dispersion medium, in which the glass powder includes an acceptor element and a total amount of a life time killer element in the glass powder is 1000 ppm or less. A p-type diffusion layer and a photovoltaic cell having a p-type diffusion layer are prepared by applying the composition for forming a p-type diffusion layer, followed by a thermal diffusion treatment. | 03-21-2013 |
20130078759 | COMPOSITION FOR FORMING N-TYPE DIFFUSION LAYER, METHOD OF FORMING N-TYPE DIFFUSION LAYER, AND METHOD OF PRODUCING PHOTOVOLTAIC CELL - The composition for forming an n-type diffusion layer in accordance with the present invention contains a glass powder and a dispersion medium, in which the glass powder includes an donor element and a total amount of the life time killer element in the glass powder is 1000 ppm or less. An n-type diffusion layer and a photovoltaic cell having an n-type diffusion layer are prepared by applying the composition for forming an n-type diffusion layer, followed by a thermal diffusion treatment. | 03-28-2013 |
20140065761 | COMPOSITION FOR FORMING P-TYPE DIFFUSION LAYER, METHOD OF FORMING P-TYPE DIFFUSION LAYER, AND METHOD OF PRODUCING PHOTOVOLTAIC CELL - The composition for forming a composition for forming a p-type diffusion layer, the composition containing a glass powder and a dispersion medium, in which the glass powder includes an acceptor element and a total amount of a life time killer element in the glass powder is 1000 ppm or less. A p-type diffusion layer and a photovoltaic cell having a p-type diffusion layer are prepared by applying the composition for forming a p-type diffusion layer, followed by a thermal diffusion treatment. | 03-06-2014 |
20140120648 | COMPOSITION FOR FORMING N-TYPE DIFFUSION LAYER, METHOD OF FORMING N-TYPE DIFFUSION LAYER, AND METHOD OF PRODUCING PHOTOVOLTAIC CELL - The composition for forming an n-type diffusion layer in accordance with the present invention contains a glass powder and a dispersion medium, in which the glass powder includes an donor element and a total amount of the life time killer element in the glass powder is 1000 ppm or less. An n-type diffusion layer and a photovoltaic cell having an n-type diffusion layer are prepared by applying the composition for forming an n-type diffusion layer, followed by a thermal diffusion treatment. | 05-01-2014 |