Mask sheet and manufacturing method for the same
US10883165B2 · kind B2 · utility
1Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 24, 2018 |
| Grant date | Jan 5, 2021 |
| Priority date | — |
| Expiry date | Oct 27, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C38/40
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A mask sheet and a method for manufacturing the same are provided. A mask sheet includes one or more openings defined therein, and an alloy of nickel and iron, and a particle of the alloy has a single crystalline structure. A method for manufacturing a mask sheet includes preparing a base sheet including an alloy of nickel and iron, performing a heat treatment on the entire base sheet; and forming one or more openings in the heat-treated base sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.