Annealing materials and methods for annealing photovoltaic devices with annealing materials
US11929447B2 · kind B2 · utility
2Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2019 |
| Grant date | Mar 12, 2024 |
| Priority date | — |
| Expiry date | Mar 12, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A method for annealing an absorber layer is disclosed, the method including contacting a surface of the absorber layer with an annealing material provided as a gel. The annealing material comprises cadmium chloride and a thickening agent. A viscosity of the gel of the annealing material is greater than or equal to 5 millipascal seconds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.