Cementitious product suitable in particular as substrate for a thin film photovoltaic module, and method of production thereof
US9577128B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Apr 19, 2011 |
| Grant date | Feb 21, 2017 |
| Priority date | — |
| Expiry date | Apr 19, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24355
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention relates to a substrate for a thin film photovoltaic module, characterized in that it is a cementitious product with average surface roughness Ra not higher than 500 nm. The invention also relates to the cementitious product as such, the thin film photovoltaic module comprising it, and a method of molding both of them.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.