Optical coatings with plate-shaped particles and methods for forming the same
View Patent ↗Embodiments provided herein describe optical coatings, panels having optical coatings thereon, and methods for forming optical coatings and panels. A transparent substrate is provided. An optical coating is formed on the transparent substrate. The optical coating includes a plurality of plate-shaped silicon dioxide particles.
1. A method for forming an optical coating, the method comprising:
providing a transparent substrate; and
forming an optical coating on the transparent substrate, wherein the optical coating comprises a plurality of plate-shaped silicon dioxide particles, and at least some of the plate-shaped silicon dioxide particles are arranged in a plurality of tertiary particles, and wherein the optical coating is formed on the transparent substrate using a sol-gel system, and the transparent substrate comprises glass.
2. The method of claim 1 , wherein the plate-shaped silicon dioxide particles have a thickness that is not more than 100 nanometers (nm).
3. The method of claim 2 , wherein at least some of the plate-shaped silicon dioxide particles are arranged in a plurality of stacks.
4. The method of claim 3 , wherein at least some of the plurality of stacks form the plurality of tertiary particles.
5. The method of claim 1 , wherein the optical coating further comprises a binder material.
6. The method of claim 5 , wherein the binder material comprises tetraethoxysilane (TEOS), methyltriethoxysilane (MTES), tetramethoxysilane (TMOS), tetrapropoxysilane (TPOS), or a combination thereof.
7. The method of claim 1 , wherein the optical coating further comprises a plurality of nanoparticles.
8. The method of claim 7 , wherein the nanoparticles comprise silica.
9. The method of claim 4 , wherein the plurality of stacks have a first width, and the tertiary particles have a second width.
10. A method for forming an anti-glare panel, the method comprising:
providing a transparent substrate;
providing a sol-gel formulation, wherein the sol-gel formulation comprises a plurality of plate-shaped silicon dioxide particles and a solvent, and at least some of the plate-shaped silicon dioxide particles are arranged in a plurality of tertiary particles;
wherein the sol-gel formulation further comprises a binder material, wherein the sol-gel formulation further comprises a plurality of nanoparticles, and wherein the binder material comprises tetraethoxysilane (TEOS) and the nanoparticles comprise silica; and
depositing the sol-gel formulation onto the transparent substrate.
11. The method of claim 10 , wherein at least some of the plate-shaped silicon dioxide particles are arranged in a plurality of stacks, and at least some of the plurality of stacks form the plurality of tertiary particles.
12. A anti-glare panel comprising:
a transparent substrate; and
an anti-glare coating formed on the transparent substrate, wherein the anti-glare coating comprises a plurality of plate-shaped silicon dioxide particles, and at least some of the plate-shaped silicon dioxide particles are arranged in a plurality of tertiary particles,
wherein at least some of the plate-shaped silicon dioxide particles are arranged in a plurality of stacks, and at least some of the plurality of stacks form the plurality of tertiary particles,
wherein the plurality of stacks have a first width, and the plurality of tertiary particles have a second width,
wherein the anti-glare coating further comprises a plurality of silica nanoparticles, and
wherein the anti-glare coating further comprises a tetraethoxysilane (TEOS) binder material.