Conductive paste and method for producing solar cell by using the same
US10553732B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Mar 11, 2016 |
| Grant date | Feb 4, 2020 |
| Priority date | — |
| Expiry date | Jun 2, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/50
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention relates to a conductive paste and a method for producing solar cell by using the same. The conductive paste comprises at least silver powders and a composite glass frit comprising a first type of glass frit containing lead oxides and silicon oxides and a second type of glass frit containing tellurium oxides and zinc oxides wherein the first type of glass frit and the second type of glass frit are in a weight ratio of 93:7 to 44:56.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.