Glass panel comprising a liquid crystal film
US10481424B2 · kind B2 · utility
0Cited by
5References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 28, 2015 |
| Grant date | Nov 19, 2019 |
| Priority date | — |
| Expiry date | Jul 19, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/13756
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A laminated automotive glazing including a PDLC film powered electrically by an AC current or a frequency lower than 100 Hz. The voltage varies non-sinusoidally, and a maximum of an effective voltage does not exceed 80 Vrms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.