Flexible plastic substrate and display device including same
US10591761B2 · kind B2 · utility
9Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 2017 |
| Grant date | Mar 17, 2020 |
| Priority date | — |
| Expiry date | May 29, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2483/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A flexible plastic substrate includes a film including a poly(amide-imide) copolymer; and a hard coating layer disposed on a first surface of the film, wherein the hard coating layer includes a crosslinked siloxane copolymer, and wherein the flexible plastic substrate has pencil hardness of greater than or equal to 2H under a vertical load of 1 kilogram according to ASTM D3363, a total light transmittance of greater than or equal to about 89% in a wavelength region of 350 nanometers to 750 nanometers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.