Cover window for flexible display device and flexible display device
US11958987B2 · kind B2 · utility
0Cited by
3References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 2019 |
| Grant date | Apr 16, 2024 |
| Priority date | — |
| Expiry date | Nov 4, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/549
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present disclosure relates to a cover window for a flexible display device including a polymer substrate including a polyamide resin; and a hard coating layer formed on at least one surface of the polymer substrate, wherein a yellow index of the polymer substrate measured in accordance with STM E 313 is 4.00 or less, and an elastic modulus of the polymer substrate measured at a strain rate of 12.5 mm/min in accordance with ISO 527-3 is 4 to 9 GPa.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.