Patent application number | Description | Published |
20090101872 | LEAD-FREE CONDUCTIVE COMPOSITIONS AND PROCESSES FOR USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES: Mg-CONTAINING ADDITIVE - Described herein are a silicon semiconductor device and a conductive lead-free silver paste for use in the front side of a solar cell device. | 04-23-2009 |
20090104461 | CONDUCTIVE COMPOSITIONS AND PROCESSES FOR USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES: Mg-CONTAINING ADDITIVE - Described herein are a silicon semiconductor device and a conductive silver paste for use in the front side of a solar cell device. | 04-23-2009 |
20100059116 | ALUMINUM PASTES AND USE THEREOF IN THE PRODUCTION OF SILICON SOLAR CELLS - Described are aluminum pastes comprising spherical-shaped and nodular-shaped particulate aluminum and an organic vehicle and their use in forming p-type aluminum back electrodes of silicon solar cells. | 03-11-2010 |
20100269893 | METAL PASTES AND USE THEREOF IN THE PRODUCTION OF POSITIVE ELECTRODES ON P-TYPE SILICON SURFACES - Metal pastes comprising (a) at least one electrically conductive metal powder selected from the group consisting of silver, copper, and nickel, (b) at least one p-type silicon alloy powder, and (c) an organic vehicle, wherein the p-type silicon alloy is selected from the group consisting of alloys comprising silicon and boron, alloys comprising silicon and aluminum and alloys comprising silicon, boron and aluminum. | 10-28-2010 |
20100275997 | CONDUCTIVE COMPOSITIONS AND PROCESSES FOR USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES: MG-CONTAINING ADDITIVE - Described herein are a silicon semiconductor device and a conductive silver paste for use in the front side of a solar cell device. | 11-04-2010 |
20100317143 | PROCESS OF FORMING A SILICON SOLAR CELL - A process for the production of a silicon solar cell comprising application and firing of an aluminum paste which comprises magnesium oxide and/or magnesium compounds capable of forming magnesium oxide on firing on the back-side of a silicon wafer provided with a silicon nitride antireflective coating on its front-side and being contaminated with silicon nitride on its back-side, and firing the aluminum paste after its application. | 12-16-2010 |
20110120535 | ALUMINUM PASTES AND USE THEREOF IN THE PRODUCTION OF PASSIVATED EMITTER AND REAR CONTACT SILICON SOLAR CELLS - An aluminum paste comprising particulate aluminum, an organic vehicle and glass frit selected from (i) lead-free glass frits with a softening point temperature in the range of 550 to 611° C. and containing 11 to 33 wt.-% of SiO | 05-26-2011 |
20110192456 | PROCESS FOR THE PRODUCTION OF A MWT SILICON SOLAR CELL - A process for the production of a MWT silicon solar cell comprising the steps: | 08-11-2011 |
20120160314 | PROCESS FOR THE FORMATION OF A SILVER BACK ANODE OF A SILICON SOLAR CELL - A process for the formation of a silver back anode of a silicon solar cell wherein a silver paste comprising particulate silver, an organic vehicle and glass frit comprising at least one antimony oxide is applied in a silver back anode pattern on the back-side of a p-type silicon wafer having an aluminum back-side metallization and fired. | 06-28-2012 |
20130061918 | PROCESS FOR THE FORMATION OF A SILVER BACK ELECTRODE OF A PASSIVATED EMITTER AND REAR CONTACT SILICON SOLAR CELL - A process for the formation of an electrically conductive silver back electrode of a PERC silicon solar cell comprising the steps:
| 03-14-2013 |
20130192670 | ALUMINUM PASTE AND USE THEREOF IN THE PRODUCTION OF PASSIVATED EMITTER AND REAR CONTACT SILICON SOLAR CELLS - An aluminum paste having no or only poor fire-through capability and comprising particulate aluminum, an organic vehicle and at least one glass frit selected from the group consisting of lead-free glass frits containing 0.5 to 15 wt. % SiO | 08-01-2013 |