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US 2024/0258135 A1Published application
Stamp donor plate and method for manufacturing display device using the same
AssigneeLG Display Co., Ltd.
InventorsJusang RHIM, Yuseop SHIN, Dongseok LEE, Sunghwan YOON, Minjae KANG, Rokhee LEE
Life of this patent
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Abstract
A stamp donor plate includes a stamp donor plate substrate including an inner area and an outer area surrounding the inner area; and a stamp structure disposed on the stamp donor plate substrate, wherein the stamp structure includes a plurality of protrusions, wherein the plurality of protrusions include a plurality of first protrusions arranged on an inner area, and a plurality of second protrusions arranged on the outer area.
Claims18
A stamp donor plate comprising:
- a stamp donor plate substrate including an inner area and an outer area surrounding the inner area;
- and
- a stamp structure disposed on the stamp donor plate substrate,
- wherein the stamp structure includes a plurality of protrusions including a plurality of first protrusions arranged on the inner area and a plurality of second protrusions arranged on the outer area.
1 more element
A method for manufacturing a display device, the method comprising:
- preparing a panel substrate including an adhesive layer;
- providing a stamp donor plate comprising:
- a stamp donor plate substrate including an inner area and an outer area surrounding the inner area;
- and
- a stamp structure disposed on the stamp donor plate substrate,
- wherein the stamp structure includes a plurality of protrusions that includes a plurality of first protrusions arranged on an inner area and a plurality of second protrusions arranged on the outer area;
- arranging a plurality of light-emitting elements on the stamp donor plate;
- positioning the stamp donor plate having the plurality of light-emitting elements arranged thereon on the panel substrate;
- moving the stamp donor plate toward the panel substrate and bonding the light-emitting elements onto the adhesive layer of the panel substrate;
- and
- detaching the stamp donor plate from the panel substrate.
8 more elements
A stamp donor plate comprising:
- a stamp donor plate substrate including an inner area and an outer area surrounding the inner area;
- and
- a stamp structure disposed on the stamp donor plate substrate,
- wherein the stamp donor plate includes an inner area and an outer area,
- wherein the stamp structure includes a plurality of first protrusions arranged on the inner area and a plurality of second protrusions arranged on the outer area,
- wherein a first air flow passage is formed between adjacent ones of the plurality of first protrusions, and a second air flow passage is formed between adjacent ones of the plurality of second protrusions, and
- wherein a cross-sectional area of the second air flow passage is larger than a cross-sectional area of the first air flow passage.
4 more elements
Dependencies are inferred from the claim text.