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 |
20110195540 | COMPOSITION FOR FORMING P-TYPE DIFFUSION LAYER, METHOD FOR FORMING P-TYPE DIFFUSION LAYER, AND METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The composition for forming a p-type diffusion layer in accordance with the present invention contains an acceptor element-containing glass powder and a dispersion medium. 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. | 08-11-2011 |
20110195541 | COMPOSITION FOR FORMING N-TYPE DIFFUSION LAYER, METHOD FOR FORMING N-TYPE DIFFUSION LAYER, AND METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The composition for forming an n-type diffusion layer in accordance with the present invention contains a donor element-containing glass powder and a dispersion medium. 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. | 08-11-2011 |
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 |
20120178201 | COMPOSITION FOR FORMING N-TYPE DIFFUSION LAYER, METHOD FOR FORMING N-TYPE DIFFUSION LAYER, AND METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The composition for forming an n-type diffusion layer in accordance with the present invention contains a donor element-containing glass powder and a dispersion medium. 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. | 07-12-2012 |
20120184062 | COMPOSITION FOR FORMING N-TYPE DIFFUSION LAYER, METHOD FOR FORMING N-TYPE DIFFUSION LAYER, AND METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The composition for forming an n-type diffusion layer in accordance with the present invention contains a donor element-containing glass powder and a dispersion medium. 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. | 07-19-2012 |
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 |
20120313199 | MATERIAL FOR FORMING PASSIVATION FILM FOR SEMICONDUCTOR SUBSTRATE, PASSIVATION FILM FOR SEMICONDUCTOR SUBSTRATE AND METHOD OF PRODUCING THE SAME, AND PHOTOVOLTAIC CELL ELEMENT AND METHOD OF PRODUCING THE SAME - The invention provides a material for forming a passivation film for a semiconductor substrate. The material includes a polymer compound having an anionic group or a cationic group. | 12-13-2012 |
20130025669 | PHOTOVOLTAIC CELL SUBSTRATE, METHOD OF PRODUCING PHOTOVOLTAIC CELL SUBSTRATE, PHOTOVOLTAIC CELL ELEMENT AND PHOTOVOLTAIC CELL - The invention provides a photovoltaic cell substrate that is a semiconductor substrate comprising an n-type diffusion layer, an n | 01-31-2013 |
20130025670 | SEMICONDUCTOR SUBSTRATE AND METHOD FOR PRODUCING THE SAME, PHOTOVOLTAIC CELL ELEMENT, AND PHOTOVOLTAIC CELL - The semiconductor substrate of the present invention contains a semiconductor layer and an impurity diffusion layer containing at least one impurity atom selected from the group consisting of an n-type impurity atom and a p-type impurity atom and at least one metallic atom selected from the group consisting of K, Na, Li, Ba, Sr, Ca, Mg, Be, Zn, Pb, Cd, V, Sn, Zr, Mo, La, Nb, Ta, Y, Ti, Ge, Te, and Lu. | 01-31-2013 |
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 |
20140060385 | COMPOSITION FOR FORMING N-TYPE DIFFUSION LAYER, METHOD FOR FORMING N-TYPE DIFFUSION LAYER, AND METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The composition for forming an n-type diffusion layer in accordance with the present invention contains a donor element-containing glass powder and a dispersion medium. 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. | 03-06-2014 |
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 |
20140076396 | SEMICONDUCTOR SUBSTRATE AND METHOD FOR PRODUCING THE SAME, PHOTOVOLTAIC CELL ELEMENT, AND PHOTOVOLTAIC CELL - The semiconductor substrate of the present invention contains a semiconductor layer and an impurity diffusion layer containing at least one impurity atom selected from the group consisting of an n-type impurity atom and a p-type impurity atom and at least one metallic atom selected from the group consisting of K, Na, Li, Ba, Sr, Ca, Mg, Be, Zn, Pb, Cd, V, Sn, Zr, Mo, La, Nb, Ta, Y, Ti, Ge, Te, and Lu. | 03-20-2014 |
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 |
20140242741 | MATERIAL FOR FORMING PASSIVATION FILM FOR SEMICONDUCTOR SUBSTRATE, PASSIVATION FILM FOR SEMICONDUCTOR SUBSTRATE AND METHOD OF PRODUCING THE SAME, AND PHOTOVOLTAIC CELL ELEMENT AND METHOD OF PRODUCING THE SAME - The invention provides a material for forming a passivation film for a semiconductor substrate. The material includes a polymer compound having an anionic group or a cationic group. | 08-28-2014 |
20150017754 | COMPOSITION FOR FORMING N-TYPE DIFFUSION LAYER, METHOD FOR PRODUCING SEMICONDUCTOR SUBSTRATE HAVING N-TYPE DIFFUSION LAYER, AND METHOD FOR PRODUCING SOLAR CELL ELEMENT - The invention provides composition for forming an n-type diffusion layer, the composition comprising a compound containing a donor element, a dispersing medium, and an organic filler; a method for producing a semiconductor substrate having an n-type diffusion layer; and a method for producing a photovoltaic cell element. | 01-15-2015 |