Backing sheet for photovoltaic modules
US9735298B2 · kind B2 · utility
0Cited by
19References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 1, 2008 |
| Grant date | Aug 15, 2017 |
| Priority date | — |
| Expiry date | Dec 12, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/50
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention provides a protective backing sheet for photovoltaic modules. The backing sheet has a layer including fluoropolymer which is cured on a substrate, and the layer includes a hydrophobic silica. The amount of hydrophobic silica contained in the layer is within the range of 2.5 to 15.0% by weight, and preferably in the range of 7.5 to 12.5%. Also, the layer including fluoropolymer may further include a titanium dioxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.