Structured body with conducting and light absorption layers

Patent metadata

Field	Value
Publication number	US-9946377-B2
Application number	US-201113880296-A
Country	US
Kind code	B2
Filing date	Oct 19, 2011
Priority date	Oct 19, 2010
Publication date	Apr 17, 2018
Grant date	Apr 17, 2018

Abstract

The present invention relates to a touch panel comprising a structure body comprising: a substrate; a conducting pattern that is provided on at least one surface of the substrate; and a light absorption pattern provided on at least one surface of the conducting pattern and provided on at least a portion of regions corresponding to the conducting pattern, and a method for manufacturing the same.

First claim

The invention claimed is:

1. A structure body comprising:
a substrate;
a conducting layer comprising Cu provided on at least one side of the substrate; and
a light absorption layer provided on at least one surface of the conducting layer,
wherein the light absorption layer comprises a Cu oxynitride,
wherein a total reflectance measured in a direction of an opposite surface of a surface of the light absorption layer, which is contacted with the conducting layer, is 15% or less.

2. The structure body according to claim 1 , wherein the light absorption layer is provided between the conducting layer and the substrate, and a total reflectance measured in a side of the substrate is 15% or less.

3. The structure body according to claim 1 , wherein the light absorption layer is provided on an opposite surface of a surface in which the conducting layer is contacted with the substrate, and a total reflectance measured in a side of the light absorption layer is 15% or less.

4. The structure body according to claim 1 , wherein a 20° gloss value of the structure body is 350 or less.

5. The structure body according to claim 1 , wherein a 60° gloss value of the structure body is 300 or less.

6. A touch panel comprising:
a structure body comprising:
a substrate;
a conducting pattern comprising Cu provided on at least one side of the substrate; and
a light absorption pattern provided on at least one surface of the conducting pattern and provided on at least a portion of regions corresponding to the conducting pattern,
wherein the light absorption pattern comprises Cu oxynitride;
wherein a total reflectance measured in a direction of an opposite surface of a surface of the light absorption layer, which is contacted with the conducting layer, is 15% or less.

7. The touch panel according to claim 6 , wherein the light absorption pattern is provided on an opposite surface of a surface of the conducting pattern on which a display module is mounted.

8. The touch panel according to claim 6 , wherein the light absorption pattern is provided on both surfaces of the conducting pattern.

9. The touch panel according to claim 6 , wherein the light absorption pattern comprises a first surface that is contacted with the conducting pattern and a second surface that faces the first surface, and when a total reflectance of the structure body is measured in a side of the second surface of the light absorption pattern, the total reflectance (Rt) of the structure body is decreased by 10 to 20% as compared to the total reflectance (R0) of the structure body that has the same constitution with the exception of the no light absorption pattern.

10. The touch panel according to claim 6 , wherein the light absorption pattern comprises a first surface that is contacted with the conducting pattern and a second surface that faces the first surface, and when a total reflectance of the structure body is measured in a side of the second surface of the light absorption pattern, the total reflectance (Rt) of the structure body is decreased by 20 to 30% as compared to the total reflectance (R0) of the structure body that has the same constitution with the exception of the no light absorption pattern.

11. The touch panel according to claim 6 , wherein the light absorption pattern comprises a first surface that is contacted with the conducting pattern and a second surface that faces the first surface, and when a total reflectance of the structure body is measured in a side of the second surface of the light absorption pattern, the total reflectance (Rt) of the structure body is decreased by 30 to 40% as compared to the total reflectance (R0) of the structure body that has the same constitution with the exception of the no light absorption pattern.

12. The touch panel according to claim 6 , wherein the light absorption pattern comprises a first surface that is contacted with the conducting pattern and a second surface that faces the first surface, and when a total reflectance of the structure body is measured in a side of the second surface of the light absorption pattern, the total reflectance (Rt) of the structure body is decreased by 40 to 50% as compared to the total reflectance (R0) of the structure body that has the same constitution with the exception of the no light absorption pattern.

13. The touch panel according to claim 6 , wherein the light absorption pattern comprises a first surface that is contacted with the conducting pattern and a second surface that faces the first surface, and when a total reflectance of the structure body is measured in a side of the second surface of the light absorption pattern, the total reflectance (Rt) of the structure body is decreased by 50 to 70% as compared to the total reflectance (R0) of the structure body that has the same constitution with the exception of the no light absorption pattern.

14. The touch panel according to claim 6 , wherein the light absorption pattern comprises a first surface that is contacted with the conducting pattern and a second surface that faces the first surface, and when a total reflectance of the structure body is measured in a side of the second surface of the light absorption pattern, a difference between the total reflectance (Rt) of the structure body and the total reflectance (R0) of the substrate is 40% or less.

15. The touch panel according to claim 6 , wherein the touch panel further comprises an additional substrate provided on one side of the structure body, and when a total reflectance of the additional substrate provided in the structure body is measured in a side of the additional substrate, a difference between the total reflectance of the structure body and the total reflectance of the additional substrate is 90% or less.

16. The touch panel according to claim 6 , wherein a haze value of the structure body is 5% or less.

17. The touch panel according to claim 6 , wherein the light absorption pattern is provided between the conducting pattern and the substrate.

18. The touch panel according to claim 6 , wherein the light absorption pattern is provided on an opposite surface of a side of the conducting pattern which is contacted with the substrate.

19. The touch panel according to claim 6 , wherein the light absorption pattern is provided between the conducting pattern and the substrate, and on an opposite surface of a side of the conducting pattern which is contacted with the substrate.

20. The touch panel according to claim 6 , further comprising:
a laminate comprising:
a substrate;
a conducting pattern provided on at least one side of the substrate; and
a light absorption pattern provided on at least one surface of the conducting pattern and provided on a region corresponding to the conducting pattern.

21. The touch panel according to claim 6 , wherein the conducting pattern and the light absorption pattern are provided on both surfaces of the substrate, respectively.

22. The touch panel according to claim 6 , wherein the light absorption pattern has a pattern shape having the same line width or larger line width than the line width of the conducting pattern.

23. The touch panel according to claim 6 , wherein the line width of the conducting pattern is 10 μm or less, a thickness thereof is 2 μm or less, and a pitch thereof is 600 μm or less.

24. The touch panel according to claim 6 , wherein the light absorption pattern and the conducting pattern are formed by a deposition method.

Assignees

• Hwang Ji Young
• Hwang In Seok
• Chun Sang Ki
• Lee Seung Heon
• Lg Chemical Ltd

Inventors

• Hwang Ji Young
• Hwang In-Seok
• Chun Sang Ki
• Lee Seung Heon

Classifications

• G02B5/003

  Light absorbing elements · CPC title

• G06F3/044

  by capacitive means · CPC title

• G02B27/021

  Reading apparatus · CPC title

• G06F3/0412 Primary

  Digitisers structurally integrated in a display · CPC title

• G02B27/022

  Viewing apparatus (G02B27/04, G02B27/06, G02B27/08 take precedence) · CPC title