CN213327355U - Low-emissivity glass transmitting neutral color double silver - Google Patents

Abstract

The utility model relates to a see through two silver low emissivity glass of neutral color, this glass structure outwards is in proper order from glass substrate: the composite absorption layer comprises glass, a dielectric layer I, a composite absorption layer I, a protective layer I, a silver layer I, a protective layer II, a composite absorption layer II, a dielectric layer II, a composite absorption layer III, a protective layer III, a silver layer II, a protective layer IV, a composite absorption layer IV and a dielectric layer III. The surface of the steel double-silver coated glass film is close to the external reverse color, and no visual deviation is generated. In addition, the copper layer is arranged in the middle, and other layers are arranged, so that the natural effect of fading the transmission color is realized through transmission when the device is used. The glass structure can realize the following numerical value that the visible light glass surface color coordinate a^*Value-1.2, color coordinate b^*Value ═-5.5, visible light transmission color coordinate a^*Value-3.5, color coordinate b^*The value is-1.

Description

Low-emissivity glass transmitting neutral color double silver

Technical Field

The utility model relates to a technology coated glass processing field, concretely relates to see through two silver low emissivity glass of neutral color.

Background

Most of the double-silver product films owned by the current market are very dark in color, golden in part, blue-green in part and poor in visual effect, cannot meet the requirements of designers, and also have great limitation on the development of company products and the promotion of brands. The GE series double-silver products of my department have light film surface color, visual neutral color of appearance and basically consistent film surface color with external reverse color. If a neutral-color double-silver low-emissivity coated glass structure is designed, the glass has market competitiveness, is wider in applicability, is suitable for multiple occasions such as indoor and outdoor occasions, and cannot cause visual fatigue and discomfort. Compared with a non-steel product, the steel product has high coating efficiency and high processing flow rate, can provide products for other manufacturers, and is convenient for the other manufacturers to process. In addition, the color of the film surface can be consistent with the color of the external reflection, and the transmitted color can be faded and naturally realized (most double-silver products have very dark transmitted color, more bluish green and poor visual effect), so that the use requirements of some designers are met, and the requirement of realizing two neutral color effects by using one structure is met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem that prior art exists, provide a two silver product glass, be one kind and both adapted indoor, outdoor decoration or the curtain wall glass who uses, can realize again energy-conservation, environmental protection, can not cause another kind of light pollution's environmental protection low radiation coated glass, this glass outdoor colour and indoor colour are close, can not let the people produce visual fatigue and uncomfortable, realize simultaneously that the look also realizes the desalination effect.

The double-silver low-emissivity glass is arranged through each layer structure, the transmission of the dielectric layer and the silver layer is changed, the color of the film surface has a neutral effect, and in addition, the copper layer is added for combining other layers and double-silver transmission to realize the refraction natural effect of fading the transmission color.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

a kind of low-emissivity glass through the double silver of neutral color, the structure of this glass is from the glass substrate to the outside sequentially: the composite absorption layer comprises glass, a dielectric layer I, a composite absorption layer I, a protective layer I, a silver layer I, a protective layer II, a composite absorption layer II, a dielectric layer II, a composite absorption layer III, a protective layer III, a silver layer II, a protective layer IV, a composite absorption layer IV and a dielectric layer III;

wherein the dielectric layers I, II and III are Si₃N₄The thickness of the film layer is 30-65 nm;

the composite absorption layers I, II, III and IV are AZO, and the thickness of the film layer is 8-10 nm;

ag is used as the silver layers I and II, and the thickness of the film layer is 5-12 nm;

the protective layers I, II, III and IV are NiCr, and the thickness of the film layer is 1-4 nm;

the dielectric protective layer I is a silicon-zirconium target, and the thickness of the film layer is 5 nm.

And a copper layer I which is Au is arranged between the silver layer I and the protective layer II, and the thickness of the film layer is 2 nm.

Each film layer is a film layer prepared by adopting a vacuum magnetron sputtering coating process.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses a two silver low emissivity coated glass of face neutral colour, this two silver low emissivity coated glass pass through each hierarchy structure setting, through the transmission of dielectric layer and silver layer, make face colour have more neutral effect, go into many two-layer metal protection layers, make the rete more firm, in addition, give other each layers of closing and two silver transmission through the copper layer realize seeing through the refraction natural effect of look desalination.

Drawings

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

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

Detailed Description

A kind of low-emissivity glass through the double silver of neutral color, the structure of this glass is from the glass substrate to the outside sequentially: the composite absorption layer comprises glass, a dielectric layer I, a composite absorption layer I, a protective layer I, a silver layer I, a protective layer II, a composite absorption layer II, a dielectric layer II, a composite absorption layer III, a protective layer III, a silver layer II, a protective layer IV, a composite absorption layer IV and a dielectric layer III;

wherein the dielectric layers I, II and III are Si₃N₄The thickness of the film layer is 30-65 nm;

the composite absorption layers I, II, III and IV are AZO, and the thickness of the film layer is 8-10 nm;

ag is used as the silver layers I and II, and the thickness of the film layer is 5-12 nm;

the protective layers I, II, III and IV are NiCr, and the thickness of the film layer is 1-4 nm;

the dielectric protective layer I is a silicon-zirconium target, and the thickness of the film layer is 5 nm.

And a copper layer I which is Au is arranged between the silver layer I and the protective layer II, and the thickness of the film layer is 2 nm.

The utility model discloses a two silver low emissivity coated glass of face neutral colour, this two silver low emissivity coated glass pass through each hierarchy structure setting, through the transmission of dielectric layer and silver layer, make face colour have more neutral effect, go into many two-layer metal protection layers, make the rete more firm, in addition, give other each layers of closing and two silver transmission through the copper layer realize seeing through the refraction natural effect of look desalination.

The plating process of the membrane surface neutral color temperable double-silver low-emissivity coated glass adopts a vacuum magnetron sputtering coating process, and the plating process of each membrane layer can refer to the following steps:

and dielectric layers I, II and III are sputtered in an argon nitrogen atmosphere by a silicon target of an alternating current cathode, wherein the argon nitrogen is 5: 7;

and the composite absorption layers I, II, III and IV are sputtered in an argon-oxygen atmosphere through a zinc-aluminum target of an alternating current cathode, and the argon-oxygen ratio is kept between 40: 1;

sputtering silver layers I and II in an argon atmosphere through a direct current flat target;

sputtering nickel-chromium alloy on the protective layers I, II, III and IV in an argon atmosphere through a direct current flat target;

and sputtering the copper layer I in an argon atmosphere by a direct current flat target.

The specific production process comprises the following steps:

the utility model discloses also adopt flat glass bi-polar continuous type coating machine to produce, one of them preferred process scheme uses 15 to exchange two targets, and 7 direct current single targets, 22 target locations altogether produce, make the utility model discloses a but two silver low-emissivity coated glass of face neutral color steeling. The process parameters and target positions are tabulated as follows:

the thickness of the glass is 6mm, and the optical properties of the glass manufactured by the process parameters are as follows through detection:

the visible light transmittance T of the glass is 68 percent

The visible light glass surface reflectivity is 10%

Visible light glass surface color coordinate a^*The value is-1.2,

color coordinate b^*The value is-5.5,

visible light transmission color coordinate a^*Value-3.5

Color coordinate b^*Value of-1

The utility model discloses make the cavity glass interval and fill the air window structure for 12mm, the data according to ISO10292 standard survey as follows:

the visible light transmittance T is 61%

Visible light glass surface reflectance (Out) 13.8%

The visible light glass surface reflectivity (In) is 14.8%

Total solar transmittance of 0.4

Sun-shading coefficient SC 0.4619

Heat transfer coefficient U is 1.6655W/m²·K。

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 can be completely neutral, and the natural effect of fading the transmitted color can be realized by transmission.

Claims (2)

1. The double-silver low-emissivity glass with the neutral color is characterized in that the glass structure sequentially comprises the following components from a glass substrate to the outside: the composite absorption layer comprises glass, a dielectric layer I, a composite absorption layer I, a protective layer I, a silver layer I, a protective layer II, a composite absorption layer II, a dielectric layer II, a composite absorption layer III, a protective layer III, a silver layer II, a protective layer IV, a composite absorption layer IV and a dielectric layer III;

wherein the dielectric layers I, II and III are Si₃N₄The thickness of the film layer is 30-65 nm;

the composite absorption layers I, II, III and IV are AZO, and the thickness of the film layer is 8-10 nm;

ag is used as the silver layers I and II, and the thickness of the film layer is 5-12 nm;

the protective layers I, II, III and IV are NiCr, and the thickness of the film layer is 1-4 nm;

the dielectric protective layer I is a silicon-zirconium target, and the thickness of the film layer is 5 nm;

and a copper layer I which is Au is arranged between the silver layer I and the protective layer II, and the thickness of the film layer is 2 nm.

2. A transparent neutral-color double-silver low emissivity glass according to claim 1, wherein each of said layers is a vacuum magnetron sputtering coating process.

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