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US 11,590,529 B2Granted
Mask and mask manufacturing method
AssigneeSamsung Display Co., Ltd.
InventorsHwi Kim, Jeongkuk Kim, Da-Hee Jeong, Seungyong Song, Areum Lee, Hye Yong Chu, Kyu Hwan Hwang
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Abstract
Provided is a mask manufacturing method which includes preparing a mask sheet and a frame, stretching the mask sheet, and fixing the stretched mask sheet to the frame, and forming cell openings in the mask sheet fixed to the frame.
Claims14
A mask manufacturing method comprising:
- preparing a mask sheet and a frame;
- stretching the mask sheet, and fixing the stretched mask sheet to the frame;
- forming preliminary cell openings in the mask sheet fixed to the frame;
- and
- forming cell openings in the mask sheet fixed to the frame to remove the preliminary cell openings.
2 more elements
A mask manufacturing method comprising:
- preparing a mask sheet and a frame;
- stretching the mask sheet, and fixing the stretched mask sheet to the frame;
- forming preliminary cell openings in the mask sheet fixed to the frame;
- forming cell openings, which respectively correspond to the preliminary cell openings, in the mask sheet fixed to the frame;
- and
- locating an electrostatic chuck on the mask sheet fixed to the frame between the fixing of the mask sheet to the frame and the forming of the cell openings.
3 more elements
A mask manufacturing method comprising:
- preparing a mask sheet and a frame;
- stretching the mask sheet, and fixing the stretched mask sheet to the frame;
- forming slit openings in the mask sheet fixed to the frame;
- and
- forming cell openings, each of which being between respective ones of the slit openings such that the cell openings and slit openings are repeatedly and alternately arranged.
2 more elements
Dependencies are inferred from the claim text.