Preparation method of glass with surface having self-cleaning function film

A self-cleaning, functional technology, applied in the field of photovoltaic cells and electric light sources, can solve problems such as difficult precise control, variance, and high uniformity of performance, and achieve the effects of reducing volatilization loss, high surface activity, and increasing lattice defects

CN102951847BActive Publication Date: 2015-01-21YANGZHOU TONGHE GLASS
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Publication Date
2015-01-21

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Abstract

A preparation method of glass with the surface having a self-cleaning function film comprises the following steps: 1, preparing an aqueous solution of an inorganic salt; 2, preparing a titanium tetrachloride solution; 3, ingredient mixing: carrying out dispersion mixing of the aqueous solution of the inorganic salt prepared in step 1 and the organic solution of titanium tetrachloride prepared in step 2 to obtain an oil-water type liquid-liquid dispersion system; 4, injecting an adhesive to the surface of the base of glass; 5, carrying out heat treatment to form a film; and 6, carrying out air cooling to obtain the glass with the surface having the self-cleaning function film. The glass with the surface having the self-cleaning function film is used as a functional glass product used for solar photovoltaic batteries or electric light sources. The preparation method has the advantages of reasonable and convenient preparation technology, low production cost, safe and reliable preparation process, thorough reaction, good prepared product quality, high yield, and benefiting for the large-scale production. The preparation method provides conditions for the process industrialization, and the preparation method is simple, convenient and rapid.
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Description

technical field

[0001] The invention relates to a method for preparing glass with a self-cleaning functional film on the surface. The invention is mainly applicable to photovoltaic cells and electric light sources. The invention belongs to the technical field of functional glass. Background technique

[0002] Special glass with the characteristics of high light transmittance, certain conductivity and surface self-cleaning function is an important basic material used in the fields of new thin-film solar cells (photovoltaic cells) and optoelectronic devices (electrode light-emitting devices). The glass substrate material is further processed by epitaxial technology to produce photovoltaic cells and optoelectronic devices.

[0003] TiO 2 The self-cleaning function of the thin film material is through the surface TiO 2 Oxidative decomposition and superhydrophilic effect to achieve. Formation of TiO on glass substrate materials 2 Thin films, under the action of sunlight an...

Examples

Embodiment 1

[0054] The main process equipment is: inorganic salt solution preparation equipment, titanium tetrachloride solution preparation equipment, liquid-liquid dispersion and mixing equipment, roasting and drying equipment, etc. Among them, the liquid-liquid dispersion and mixing equipment is a stirring tank, and the roasting and drying equipment is a muffle furnace.

[0055] As shown in the figure, a method for preparing glass with a self-cleaning functional film on the surface, the method steps are as follows:

[0056] (1) Preparation of inorganic salt solution: the auxiliary additive, water and alkyl glycoside surfactant are prepared into an aqueous solution, the alkyl glycoside is octyl glycoside, and the auxiliary additive is indium trichloride InCl 3 . When preparing, 1g of indium trichloride InCl 3 , 2g of alkyl glucoside and 1000mL of hydrochloride-chlorinated water were used to prepare 1000mL of indium trichloride aqueous solution to obtain an inorganic salt solution with ...

Embodiment 2

[0063] The main process equipment is: basically the same as in Embodiment 1, except that the liquid-liquid dispersion and mixing equipment is a ultrasonic emulsifier.

[0064] As shown in the figure, a method for preparing glass with a self-cleaning functional film on the surface, the method steps are as follows:

[0065] (1) Preparation of inorganic salt solution: the auxiliary additive, water and alkyl glycoside surfactant are prepared into an aqueous solution, the alkyl glycoside is decanyl glycoside, and the auxiliary additive is antimony trichloride SbCl 3 . When preparing, 10g antimony trichloride SbCl 3 , 5g of alkyl glucoside and 1000mL of hydrochloride-chlorinated water were used to prepare 1000mL of antimony trichloride aqueous solution, and the mass percentage content of the inorganic salt solution was 1.0% indium trichloride and 0.5% of alkyl glycoside. The glucose polymerization degree DP value of alkylglucose is 2.6;

[0066](2) Titanium tetrachloride solution...

Embodiment 3

[0072] The main process equipment is: basically the same as in Example 1, the difference is that the liquid-liquid dispersion mixing equipment is a static mixer.

[0073] As shown in the figure, a method for preparing glass with a self-cleaning functional film on the surface, the method steps are as follows:

[0074] (1) Preparation of inorganic salt solution: the auxiliary additive, water and alkyl glycoside surfactant are prepared into an aqueous solution, the alkyl glycoside is a combination of dodecyl glycoside and tetradecyl glycoside, and the auxiliary additive is trichloride Indium InCl 3 . When preparing, 5g indium trichloride InCl 3 , 3g of alkyl glucoside and 1000mL of hydrochloride water were used to make 1000mL of indium trichloride aqueous solution, and the mass percentage content of the inorganic salt solution was 0.5% indium trichloride and 0.3% of alkyl glycoside. The glucose polymerization degree DP value of alkylglucose is 2.0;

[0075] (2) Titanium tetra...