CN112010567A - Novel film system structure of large-angle non-color-cast double-layer silver-plated glass and processing technology thereof - Google Patents

Abstract

The invention relates to the technical field of processing of coated glass, in particular to a novel film structure of double-layer silver-plated glass with large angle and no color cast and a processing technology thereof, which comprises a film layer attached to the surface of the glass, and is characterized in that the film layer comprises a novel structure with two silver layers and two copper layers, and the film layer structure is as follows from a glass substrate to the outside in sequence: SI (Standard interface)₃N₄layer-AZO layer-Ag layer-Cu layer-NiCr layer-AZO two-layer-SI₃N₄Two layers-AZO three layers-Cu two layers-Ag two layers-NiCr two layers-AZO four layers-SI₃N₄And (4) three layers. The glass with the film structure achieves the effect that a plurality of two metal protective layers are realized on the traditional double-silver low-emissivity glass, so that the film is firmer, the color of the film surface has neutral effect and is not greenish by arranging the double copper layers, the color effect of the glass transmitted from the front surface is close to that of the glass transmitted from the 45-degree angle, and the value of the 45-degree angle color value coordinate a can be achieved^*Value-1, color coordinate b^*The value is-4, the transmission color a is 0.59, and the value b is 01.00。

Description

Novel film system structure of large-angle non-color-cast double-layer silver-plated glass and processing technology thereof

Technical Field

The invention relates to the technical field of coated glass processing, in particular to a novel film structure of double-layer silvered glass with large angle and no color cast and a processing technology thereof.

Background

Most double-silver products owned by the current market have very dark transmission color, golden yellow part, blue-green part and poor visual effect, are easy to cause visual fatigue and discomfort and cannot meet the requirements of users.

Disclosure of Invention

The invention provides a novel film system structure of double-layer silvered glass with large angle and no color cast, aiming at the problems in the prior art, and realizing curtain wall glass which is suitable for indoor and outdoor decoration or use, and environment-friendly low-radiation coated glass which can realize energy saving and environmental protection and can not cause light pollution.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a novel film system structure of double-layer silver-plated glass with large-angle color cast, which comprises a film layer attached to the surface of the glass, and is characterized in that the film layer comprises a novel structure with two silver layers and two copper layers, and the film layer structure comprises the following components in sequence from a glass substrate to the outside: SI (Standard interface)₃N₄layer-AZO layer-Ag layer-Cu layer-NiCr layer-AZO two-layer-SI₃N₄Two layers-AZO three layers-Cu two layers-Ag two layers-NiCr two layers-AZO four layers-SI₃N₄And (4) three layers.

The thickness of each layer of the film layer structure is as follows:

the SI₃N₄The layer is 40-46 nm;

the AZO layer is 8-10 nm;

the Ag layer is 5-15 nm;

the Cu layer is 3-10 nm;

the NiCr layer is 1-4 nm;

the AZO two layers are 8-10 nm;

the SI₃N₄The second layer is 40-46 nm;

the AZO three layers are 8-10 nm;

the Cu two layers are 3-10 nm;

the second Ag layer is 5-15 nm;

the three NiCr layers are 1-4 nm;

the AZO four layers are 8-10 nm;

the SI₃N₄The three layers are 40-46 nm.

The color coordinate a of the mold layer combined with the glass is at an angle of 45 degrees^*Value-1, color coordinate b^*The value is-4, the transmission color a is 0.59, and the value b is 1.00.

A processing technology of a novel film system structure of double-layer silvered glass without color cast at a large angle comprises the following steps:

s1, selecting a piece of clean white glass;

s2, performing magnetron sputtering coating on the white glass by adopting a vacuum magnetron sputtering coating process;

s3, during sputtering coating, the method comprises the following steps:

1) si formation by sputtering of SIAL in an argon-nitrogen atmosphere through a silicon target of an alternating current cathode₃N₄A layer;

2) forming an AZO layer by sputtering AZO on a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere with an argon-oxygen ratio of 25:1

3) Sputtering Ag and Cu in an argon atmosphere by using a direct current flat target to form an Ag layer and a Cu layer in sequence;

4) sputtering nickel-chromium alloy in an argon atmosphere through a direct current flat target to form a NiCr layer;

5) sputtering AZO by a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere, wherein the argon-oxygen ratio is kept at 25:1, and forming an AZO two layer;

6) si formation by sputtering of SIAL in an argon-nitrogen atmosphere through a silicon target of an alternating current cathode₃N₄Two layers;

7) sputtering AZO by a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere, wherein the argon-oxygen ratio is kept at 25:1, and forming an AZO three layer;

8) sputtering Cu and Ag in an argon atmosphere by using a direct current flat target to form a Cu second layer and an Ag second layer in sequence;

9) sputtering nickel-chromium alloy in an argon atmosphere through a direct current flat target to form a NiCr second layer;

10) sputtering AZO by a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere, wherein the argon-oxygen ratio is kept at 25:1, and forming four AZO layers;

11) forming SI by sputtering a silicon nitride target with an alternating current cathode in an argon-nitrogen atmosphere and sputtering a zinc oxide aluminum target in a SIAL in an argon-oxygen atmosphere₃N₄Three layers;

completing magnetron sputtering coating to form a new film system structure of double-layer silvered glass with large angle and no color cast attached to the glass body.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

the glass with the film structure achieves the effect that a plurality of two metal protective layers are realized on the traditional double-silver low-emissivity glass, so that the film is firmer, the color of the film surface has neutral effect and is not greenish by arranging the double copper layers, the color effect of the glass transmitted from the front surface is close to that of the glass transmitted from the 45-degree angle, and the value of the 45-degree angle color value coordinate a can be achieved^*Value-1, color coordinate b^*The value is-4, the transmission color a is 0.59, and the value b is 1.00.

Drawings

FIG. 1 is a view of the structure of the glass of the present invention;

FIG. 2 is a color chart of a conventional assay;

Detailed Description

A novel film system structure of double-layer silver-plated glass with large-angle color cast, which comprises a film layer attached to the surface of the glass, and is characterized in that the film layer comprises a novel structure with two silver layers and two copper layers, and the film layer structure comprises the following components in sequence from a glass substrate to the outside: SI (Standard interface)₃N₄layer-AZO layer-Ag layer-Cu layer-NiCr layer-AZO two-layer-SI₃N₄Two layers-AZO three layers-Cu two layers-Ag two layers-NiCr two layers-AZO four layers-SI₃N₄And (4) three layers.

The thickness of each layer of the film layer structure is as follows:

the SI₃N₄The layer is 40-46 nm;

the AZO layer is 8-10 nm;

the Ag layer is 5-15 nm;

the Cu layer is 3-10 nm;

the NiCr layer is 1-4 nm;

the AZO two layers are 8-10 nm;

the SI₃N₄The second layer is 40-46 nm;

the AZO three layers are 8-10 nm;

the Cu two layers are 3-10 nm;

the second Ag layer is 5-15 nm;

the three NiCr layers are 1-4 nm;

the AZO four layers are 8-10 nm;

the SI₃N₄The three layers are 40-46 nm.

The method specifically comprises the following steps:

the SIN layer is 40 nm;

the AZO layer is 10 nm;

the Ag layer is 6 nm;

the Cu layer is 3 nm;

the NiCr layer is 2 nm;

the AZO two layers are 10 nm;

the SiN second layer is 53 nm;

the AZO three layers are 10 nm;

the Cu second layer is 3 nm;

the second Ag layer is 20 nm;

the three layers of NiCr are 2 nm;

the AZO four layers are 10 nm;

the SiN three layers are 45 nm.

The color coordinate a of the mold layer combined with the glass is at an angle of 45 degrees^*Value-1, color coordinate b^*The value is-4, the transmission color a is 0.59, and the value b is 1.00.

A processing technology of a novel film system structure of double-layer silvered glass without color cast at a large angle comprises the following steps:

s1, selecting a piece of clean white glass;

s2, performing magnetron sputtering coating on the white glass by adopting a vacuum magnetron sputtering coating process;

s3, during sputtering coating, the method comprises the following steps:

1) si formation by sputtering of SIAL in an argon-nitrogen atmosphere through a silicon target of an alternating current cathode₃N₄A layer;

2) forming an AZO layer by sputtering AZO on a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere with an argon-oxygen ratio of 25:1

3) Sputtering Ag and Cu in an argon atmosphere by using a direct current flat target to form an Ag layer and a Cu layer in sequence;

4) sputtering nickel-chromium alloy in an argon atmosphere through a direct current flat target to form a NiCr layer;

5) sputtering AZO by a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere, wherein the argon-oxygen ratio is kept at 25:1, and forming an AZO two layer;

6) si formation by sputtering of SIAL in an argon-nitrogen atmosphere through a silicon target of an alternating current cathode₃N₄Two layers;

7) sputtering AZO by a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere, wherein the argon-oxygen ratio is kept at 25:1, and forming an AZO three layer;

8) sputtering Cu and Ag in an argon atmosphere by using a direct current flat target to form a Cu second layer and an Ag second layer in sequence;

9) sputtering nickel-chromium alloy in an argon atmosphere through a direct current flat target to form a NiCr second layer;

10) sputtering AZO by a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere, wherein the argon-oxygen ratio is kept at 25:1, and forming four AZO layers;

11) forming SI by sputtering a silicon nitride target with an alternating current cathode in an argon-nitrogen atmosphere and sputtering a zinc oxide aluminum target in a SIAL in an argon-oxygen atmosphere₃N₄Three layers;

completing magnetron sputtering coating to form a new film system structure of double-layer silvered glass with large angle and no color cast attached to the glass body.

The specific production process comprises the following steps:

the invention also adopts a plate glass double-end continuous coating machine for production, wherein a preferable process scheme adopts 14 alternating current double targets, 6 direct current single targets and 20 targets for production to manufacture the large-angle non-color-cast double-silver glass. The process parameters and target positions are tabulated as follows:

the detection shows that the glass with the film layer has the following optical properties:

light transmittance: 46 percent

External reaction rate: 17 percent of

Sun shading coefficient: 0.33

Thermal insulation coefficient: 1.65

Color data:

light transmission: 51

a：0.59 b：1.00

And (3) outward reaction: 12.7

a：-1.04 b：-4.06

Internal reaction: 15.76

a：5.13 b：17.26

The color at an angle of 45 degrees is a^*Value-1, color coordinate b^*The value is-4, the transmitted color a is 0.59, and the value b is 1.00.

The optical performance values of the conventional double silver are compared, and meanwhile, the detection is carried out by referring to a conventionally detected color chart, so that the film surface color is completely neutral, the effects of front transmission and 45-degree angle transmission are approximate, and the natural effect of fading the transmitted color is realized.

Claims (4)

1. A novel film system structure of double-layer silver-plated glass with large-angle color cast, which comprises a film layer attached to the surface of the glass, and is characterized in that the film layer comprises a novel structure with two silver layers and two copper layers, and the film layer structure comprises the following components in sequence from a glass substrate to the outside: SI (Standard interface)₃N₄layer-AZO layer-Ag layer-Cu layer-NiCr layer-AZO two-layer-SI₃N₄Two layers-AZO three layers-Cu two layers-Ag two-layer-NiCr two-layer-AZO four-layer-SI₃N₄And (4) three layers.

2. The novel film structure of double-layer silvered glass with large angle non-color cast according to claim 1, wherein the thickness of each layer of the film structure is as follows:

the SI₃N₄The layer is 40-46 nm;

the AZO layer is 8-10 nm;

the Ag layer is 5-15 nm;

the Cu layer is 3-10 nm;

the NiCr layer is 1-4 nm;

the AZO two layers are 8-10 nm;

the SI₃N₄The second layer is 40-46 nm;

the AZO three layers are 8-10 nm;

the Cu two layers are 3-10 nm;

the second Ag layer is 5-15 nm;

the three NiCr layers are 1-4 nm;

the AZO four layers are 8-10 nm;

the SI₃N₄The three layers are 40-46 nm.

3. The novel film system structure of double-layer silvered glass with large angle non-color cast according to claim 2, wherein said mold layer is combined with the glass at 45 degree color coordinate a^*Value-1, color coordinate b^*The value is-4, the transmission color a is 0.59, and the value b is 1.00.

4. A process for manufacturing a novel film structure of double-layer silvered glass with large angle non-color cast according to any one of claims 1 to 3, comprising the following steps:

s1, selecting a piece of clean white glass;

s2, performing magnetron sputtering coating on the white glass by adopting a vacuum magnetron sputtering coating process;

s3, during sputtering coating, the method comprises the following steps:

1) si formation by sputtering of SIAL in an argon-nitrogen atmosphere through a silicon target of an alternating current cathode₃N₄A layer;

2) forming an AZO layer by sputtering AZO on a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere with an argon-oxygen ratio of 25:1

3) Sputtering Ag and Cu in an argon atmosphere by using a direct current flat target to form an Ag layer and a Cu layer in sequence;

4) sputtering nickel-chromium alloy in an argon atmosphere through a direct current flat target to form a NiCr layer;

5) sputtering AZO by a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere, wherein the argon-oxygen ratio is kept at 25:1, and forming an AZO two layer;

6) si formation by sputtering of SIAL in an argon-nitrogen atmosphere through a silicon target of an alternating current cathode₃N₄Two layers;

7) sputtering AZO by a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere, wherein the argon-oxygen ratio is kept at 25:1, and forming an AZO three layer;

8) sputtering Cu and Ag in an argon atmosphere by using a direct current flat target to form a Cu second layer and an Ag second layer in sequence;

9) sputtering nickel-chromium alloy in an argon atmosphere through a direct current flat target to form a NiCr second layer;

10) sputtering AZO by a zinc-aluminum target of an alternating current cathode in an argon-oxygen atmosphere, wherein the argon-oxygen ratio is kept at 25:1, and forming four AZO layers;

11) forming SI by sputtering a silicon nitride target with an alternating current cathode in an argon-nitrogen atmosphere and sputtering a zinc oxide aluminum target in a SIAL in an argon-oxygen atmosphere₃N₄Three layers;

completing magnetron sputtering coating to form a new film system structure of double-layer silvered glass with large angle and no color cast attached to the glass body.

Images