Window, display device including the window, and manufacturing method thereof
A window includes a window base with a groove having a recessed shape on an upper surface thereof, and a first blocking ink layer and a second blocking ink layer each disposed in the groove, where the first blocking ink layer and the second blocking ink layer are disposed in a same layer as each other, and the first blocking ink layer surrounds the second blocking ink layer in a plan view.
1 . A window comprising:
a window base with a groove having a recessed shape on an upper surface thereof; and
a first blocking ink layer and a second blocking ink layer each disposed in the groove,
wherein the first blocking ink layer and the second blocking ink layer are disposed directly on a same layer as each other,
the first blocking ink layer surrounds the second blocking ink layer in a plan view, and
a surface roughness of the first blocking ink layer is higher than a surface roughness of the second blocking ink layer.
2 . The window of claim 1 , wherein
at least one selected from the first blocking ink layer and the second blocking ink layer comprises a matting agent, and
a content of the matting agent of the first blocking ink layer is greater than a content of the matting agent of the second blocking ink layer.
3 . The window of claim 2 , wherein the first blocking ink layer comprises the matting agent in an amount of greater than about 10 wt %.
4 . The window of claim 2 , wherein the first blocking ink layer comprises the matting agent in an amount of about 12 wt % to about 14 wt %.
5 . The window of claim 2 , wherein the second blocking ink layer does not comprise the matting agent.
6 . The window of claim 1 , further comprising:
a background ink layer disposed in the groove, wherein the first blocking ink layer and the second blocking ink layer are disposed on the background ink layer.
7 . The window of claim 6 , wherein in the plan view, a portion of the background ink layer overlaps the first background ink layer, and a remaining portion of the background ink layer overlaps the second blocking ink layer.
8 . The window of claim 1 , wherein the upper surface of the window base, an upper surface of the first blocking ink layer, and an upper surface of the second blocking ink layer are on a same plane.
9 . The window of claim 1 , wherein the groove is defined along an edge of the window base.
10 . The window of claim 9 , further comprising:
a background ink layer disposed in the groove,
wherein the groove includes a bottom surface and a side surface connected between the bottom surface and the upper surface,
the bottom surface is in contact with the background ink layer, and
the side surface is in contact with the background ink layer and with the second blocking ink layer.
11 . The window of claim 1 , wherein:
each of the first blocking ink layer and the second blocking ink layer comprises a light blocking material; and
the first blocking ink layer further comprises a matting agent including SiO 2 .
12 . The window of claim 1 , wherein
the second blocking ink layer comprises a matting agent, and
the second blocking ink layer includes the matting agent in an amount of about 5 wt % or less.
13 . The window of claim 12 , wherein the matting agent includes SiO 2 .
14 . The window of claim 1 , wherein the window base has light transmittance.
15 . The window of claim 1 , wherein a surface energy of the first blocking ink layer is about 38 dyne/cm or greater.
16 . The window of claim 1 , wherein a surface energy of the second blocking ink layer is about 30 dyne/cm or less.
17 . A display device comprising a window, a display module disposed on an upper surface of the window, and a set module disposed on the display module,
wherein the window includes:
a window base with a groove having a recessed shape on the upper surface;
a first blocking ink layer disposed in the groove; and
a second blocking ink layer disposed in the groove and disposed directly on a same layer as the layer on which the first blocking ink layer is disposed directly,
the display module is disposed on an upper surface of the window base and on the second blocking ink layer in a plan view,
the set module is disposed on the first blocking ink layer in the plan view, and
a surface roughness of the first blocking ink layer is higher than a surface roughness of the second blocking ink layer.
18 . The display device of claim 17 , further comprising:
a background ink layer disposed in the groove,
wherein the first blocking ink layer and the second blocking ink layer are disposed on the background ink layer.
19 . The display device of claim 17 , wherein the upper surface of the window base, an upper surface of the first blocking ink layer, and an upper surface of the second blocking ink layer are on a same plane.
20 . The display device of claim 17 , wherein
the window comprises a transmissive region in which light is transmitted and a bezel region in which the light is blocked, and
the groove is disposed in the bezel region.
21 . The display device of claim 20 , wherein in the plan view, the second blocking ink layer surrounds the transmissive region, and the first blocking ink layer surrounds the second blocking ink layer.
22 . The display device of claim 20 , wherein
the display module comprises an active region and a peripheral region adjacent to the active region, and
the active region is disposed on the transmissive region, and the peripheral region is disposed on the second blocking ink layer.
23 . The display device of claim 22 , wherein the set module covers the display module and is disposed on the first blocking ink layer.
24 . The display device of claim 17 , wherein:
the first blocking ink layer comprises a matting agent including SiO 2 , and
the second blocking ink layer does not comprise the matting agent.
25 . A method for manufacturing a display device, the method comprising:
providing a window base including an upper surface and having light transmittance;
forming a groove having a recessed shape on the upper surface of the window base;
forming a first blocking ink layer on a portion of the groove; and
forming a second blocking ink layer on a remaining portion of the groove,
wherein the first blocking ink layer and the second blocking ink layer are disposed directly on a same layer as each other, and
a surface roughness of the first blocking ink layer is higher than a surface roughness of the second blocking ink layer.
26 . The method of claim 25 , further comprising:
providing a background ink layer in the groove,
wherein the first blocking ink layer is formed on a portion of the background ink layer, and the second blocking ink layer is formed on a remaining portion of the background ink layer.
27 . The method of claim 25 , further comprising:
providing a display module on the window base,
wherein the display module is attached to the upper surface of the window base and to the second blocking ink layer.
28 . The method of claim 27 , further comprising:
providing a set module on the display module,
wherein the set module is attached to the display module and to the first blocking ink layer.
29 . The method of claim 25 , wherein:
the forming the first blocking ink layer comprises providing a first blocking ink material on the portion of the groove and drying the first blocking ink material,
the forming the second blocking ink layer comprises providing a second blocking ink material on the remaining portion of the groove and drying the second blocking ink material, and
a drying time of the first blocking ink material is longer than a drying time of the second blocking ink material.
30 . The method of claim 29 , wherein the first blocking ink material comprises a matting agent including SiO 2 .
31 . The method of claim 30 , wherein the first blocking ink material comprises the matting agent in an amount of greater than about 10 wt %.
32 . The method of claim 30 , wherein the first blocking ink material comprises the matting agent in an amount of about 12 wt % to about 14 wt %.
33 . The method of claim 29 , wherein
the second blocking ink material comprises a matting agent including SiO 2 , and
the second blocking ink material includes the matting agent in an amount of about 5 wt % or less.
34 . The method of claim 25 , wherein the upper surface of the window base, the first blocking ink layer, and the second blocking ink layer are on a same plane.