Method of manufacturing an anti-glare cover

Patent metadata

Field	Value
Publication number	US-10634821-B2
Application number	US-201715578141-A
Country	US
Kind code	B2
Filing date	Nov 14, 2017
Priority date	Oct 31, 2017
Publication date	Apr 28, 2020
Grant date	Apr 28, 2020

Abstract

This invention is related to a method of manufacturing an anti-glare cover. The method includes preparing a crosslinking precursor solution, wherein the precursor solution is an organic solution with crosslinkable polymer monomer and crosslinking initiator; applying the crosslinking precursor solution on a cover to form a crosslinking precursor layer; pre-crosslinking and crosslinking the crosslinking precursor layer to form a mesh crosslinked layer; etching the cover with acid solution and the mesh crosslinked layer acting as a hard mask to form an anti-glare microstructure on the cover; and removing the mesh crosslinked layer.

First claim

What is claimed is:

1. A method of manufacturing an anti-glare cover, comprising:
S 1 preparing a crosslinking precursor solution, wherein the precursor solution is an organic solution with crosslinkable monomer and crosslinking initiator;
S 2 applying the crosslinking precursor solution on a cover to form a crosslinking precursor layer;
S 3 pre-crosslinking and crosslinking the crosslinking precursor layer to form a mesh crosslinked layer;
S 4 etching the cover with acid solution and the mesh crosslinked layer acting as a hard mask to form an anti-glare microstructure on the cover; and
S 5 removing the mesh crosslinked layer.

2. The method according to claim 1 , wherein S 3 further comprises a step of soaking the cover with the mesh crosslinked layer in a swelling agent to swell the mesh crosslinked layer.

3. The method according to claim 1 , wherein the crosslinkable monomer concentration of the crosslinking precursor solution is in a range of 10 −4 mol/L˜10 −2 mol/L.

4. The method according to claim 3 , wherein the crosslinkable monomer is methyl methacrylate monomer.

5. The method according to claim 2 , wherein the crosslinkable monomer concentration of the crosslinking precursor solution is in a range of 10 −4 mol/L˜10 −2 mol/L.

6. The method according to claim 5 , wherein the crosslinkable monomer is methyl methacrylate monomer.

7. The method according to claim 1 , wherein the crosslinking initiator comprises a photo initiator.

8. The method according to claim 7 , wherein the crosslinking initiator concentration of the crosslinking precursor solution is in a range of 10 −8 mol/L˜10 −6 mol/L.

9. The method according to claim 7 , wherein, when the crosslinking initiator is a photo initiator, S 3 further comprises:
radiating the crosslinking precursor layer with UV to induce pre-crosslinking reaction in the crosslinking precursor layer; and
enhancing UV energy to radiate the crosslinking precursor layer to form the mesh crosslinked layer on the cover;
wherein, when the crosslinking initiator is a thermal initiator, S 3 further comprises:
heating the crosslinking precursor layer to induce pre-crosslinking reaction in the crosslinking precursor layer; and
ramping up the temperature to heat the crosslinking precursor layer to form the mesh crosslinked layer on the cover.

10. The method according to claim 9 , comprising: crosslinking the crosslinking precursor layer to form the mesh crosslinked layer on the cover till the degree of crosslinking is more than 90%.

11. The method according to claim 2 , wherein the crosslinking initiator comprises a photo initiator.

12. The method according to claim 11 , wherein the crosslinking initiator concentration of the crosslinking precursor solution is in a range of 10 −8 mol/L˜10 −6 mol/L.

13. The method according to claim 11 , wherein, when the crosslinking initiator is a photo initiator, S 3 further comprises:
radiating the crosslinking precursor layer with UV to induce pre-crosslinking reaction in the crosslinking precursor layer; and
enhancing UV energy to radiate the crosslinking precursor layer to form the mesh crosslinked layer on the cover;
wherein, when the crosslinking initiator is a thermal initiator, S 3 further comprises:
heating the crosslinking precursor layer to induce pre-crosslinking reaction in the crosslinking precursor layer; and
ramping up the temperature to heat the crosslinking precursor layer to form the mesh crosslinked layer on the cover.

14. The method according to claim 13 , comprising: crosslinking the crosslinking precursor layer to form the mesh crosslinked layer on the cover till the degree of crosslinking is more than 90%.

15. The method according to claim 1 , wherein the proton concentration of the acid solution in S 4 is 5%˜10%.

16. The method according to claim 2 , wherein the proton concentration of the acid solution in S 4 is 5%˜10%.

17. The method according to claim 1 , wherein S 5 further comprise:
radiating the mesh crosslinked layer with UV or X-ray; and
removing the mesh crosslinked layer from the cover with an anti-glare microstructure.

18. The method according to claim 2 , wherein S 5 further comprise:
radiating the mesh crosslinked layer with UV or X-ray; and
removing the mesh crosslinked layer from the cover with an anti-glare microstructure.

Assignees

• Wuhan China Star Optoelectronics Technology Co Ltd

Inventors

• Yang Yong

Classifications

• C08F20/16

  of phenols or of alcohols containing two or more carbon atoms · CPC title

• C08G77/04

  Polysiloxanes · CPC title

• C08F12/08

  Styrene · CPC title

• C09D4/00

  Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond {; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16} · CPC title

• G02B5/0268 Primary

  characterized by the fabrication or manufacturing method · CPC title