Reflective, colored, or color-shifting scratch resistant coatings and articles
US11016680B2 · kind B2 · utility
1Cited by
12References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2018 |
| Grant date | May 25, 2021 |
| Priority date | — |
| Expiry date | Jun 21, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C2217/78
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Embodiments of durable, scratch resistant articles are described. The articles have coatings that provide specific reflectance, transmission, and/or color properties, as well as high hardness. Some embodiments have low reflectance, and high color. Some embodiments have high reflectance and neutral color. Some embodiments have high reflectance and high color. In some embodiments, the articles may be sunglasses with an optical coating, a scratch resistant mirror with an optical coating, or a consumer electronic product with an optical coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.