CN101880177B - Self-cleaning antibacterial glaze used for sanitary ceramic ware - Google Patents

Abstract

The invention discloses a self-cleaning antibacterial glaze. A bottom glaze comprises the following components: 32.75 parts of quartz powder, 20.05 parts of feldspar, 10 parts of wollastonite, 5.5 parts of calcite, 4 parts of dolomite, 3.5 parts of Balin soil, 6.5 parts of alumina powder, 2 parts of zinc oxide, 4.5 parts of frit, and 12.75 parts of zirconium silicate powder; a cover glaze comprises the following components: 38 parts of quartz powder, 23.75 parts of feldspar, 12.75 parts of wollastonite, 4 parts of calcite, 3 parts of dolomite, 4.5 parts of Balin soil, 7 parts of alumina powder, 1.5 parts of zinc oxide, 4.5 parts of frit, 0.8 part of antibacterial agent A, and 0.2 part of antibacterial agent B; the bottom glaze has the grain size of between 1 and 10 micrometers and the thickness of between 0.8 and 1.0mm; the cover glaze has the grain size of between 1 and 10 micrometers and the thickness of between 0.2 and 0.3mm; and the bottom glaze and the cover glaze are separately fired, the initial temperature is 148DEG C, the highest temperature is 1,198DEG C, the cooling temperature is 80DEG C, and the firing time is 12 to 21 hours. The glaze layer of the bottom glaze has less pinholes and cracks, and the prepared product has the advantages of homogenized texture, smooth and bright surface and difficult dirt attachment.

Description

A kind of self-cleaning antibacterial glaze for sanitary ceramic ware

Technical field

The present invention relates to the employed antibacterial glaze of construction sanitary ceramic sanitary ware product, particularly a kind of self-cleaning antibacterial glaze for sanitary ceramic ware.

Background technology

In sanitary ware are produced at present, extensively adopt the opaque glaze of porcelain body surface spray 0.6-0.8mm, burn till by the high temperature about 1200 degree, reach the luminance brightness of product glaze, the product of this glaze in use for some time, because the coarse pin hole of its product surface can cause adhering to of dirt, very not easy to clean, can grow the various germs such as intestinal bacteria, streptococcus aureus simultaneously, Long Term Contact can work the mischief to human body.

Summary of the invention

Purpose of the present invention is intended to provide a kind of antibiotic, good antimicrobial effect for overcoming and solve glaze situation and the antibacterial effect thereof of sanitary ware, the self-cleaning antibacterial glaze that is used for sanitary ceramic ware that cost of manufacture is low.

Realize that the technical scheme that the foregoing invention purpose adopts is: a kind of self-cleaning antibacterial glaze for sanitary ceramic ware, comprise ground-coat enamel and cover-coat enamel, wherein:

The moiety of a, described ground-coat enamel and the shared weight part of each composition are: 32.75 parts of ultrafine quartz powders, 20.05 parts of feldspars, 10 parts of wollastonites, 5.5 parts in calcite, 4 parts of rhombspars, 3.5 parts in Bahrain's soil, 6.5 parts of Calcined polishing aluminum oxide micro mists, 2 parts of calcining zinc oxides, 4.5 parts of frits, 12.75 parts of zirconium silicates; The moiety of described cover-coat enamel and the shared weight part of each composition are: 38 parts of ultrafine quartz powders, 23.75 parts of feldspars, 12.75 parts of wollastonites, 4 parts in calcite, 3 parts of rhombspars, 4.5 parts in Bahrain's soil, 7 parts of Calcined polishing aluminum oxide micro mists, 1.5 parts of calcining zinc oxides, 4.5 parts of frits, one 0.8 parts of antiseptic-germicides, 2 0.2 parts of antiseptic-germicides;

The median size of each composition is the 1-10 micron in b, the described ground-coat enamel, and making the coating thickness that is sprayed on the porcelain body surface behind the glaze slip is 0.8-1.0mm; The median size of each composition is the 1-10 micron in the described cover-coat enamel, and making the coating thickness that is sprayed on the ground-coat enamel surface behind the glaze slip is 0.2-0.3mm;

The porcelain body that c, glazing are finished is all fired separately, and its temperature range is: 148 ℃ of starting temperatures, 1198 ℃ of top temperatures, 80 ℃ of final cooling temperatures; The firing time of each porcelain body is 12-21 hour.

Beneficial effect of the present invention is: glaze pin hole and the crackle of ground-coat enamel are few, improve the whole glaze quality of product, thereby have stopped rough smooth, the many defectives that cause to glaze of pin hole of ground-coat enamel.The sanitary ware product that uses this antibacterial glaze to make is homogeneous, think and act in one and the same way, and the fine and smooth light in surface is level and smooth, and dirt adheres to extremely difficultly, is very easy to cleaning.

Description of drawings

Fig. 1 is firing temperature graphic representation of the present invention.

Fig. 2 is the common glaze of microscopically and experiment of the present invention contrast schematic diagram.

Embodiment

The invention will be further described below in conjunction with drawings and Examples.

In the present embodiment, this self-cleaning antibacterial glaze for sanitary ceramic ware comprises ground-coat enamel and cover-coat enamel, wherein:

A, ingredient and proportion: the moiety of described ground-coat enamel and the shared weight part of each composition are: 32.75 parts of ultrafine quartz powders, 20.05 parts of feldspars, 10 parts of wollastonites, 5.5 parts in calcite, 4 parts of rhombspars, 3.5 parts in Bahrain's soil, 6.5 parts of Calcined polishing aluminum oxide micro mists, 2 parts of calcining zinc oxides, 4.5 parts of frits, 12.75 parts of zirconium silicates; The moiety of described cover-coat enamel and the shared weight part of each composition are: 38 parts of ultrafine quartz powders, 23.75 parts of feldspars, 12.75 parts of wollastonites, 4 parts in calcite, 3 parts of rhombspars, 4.5 parts in Bahrain's soil, 7 parts of Calcined polishing aluminum oxide micro mists, 1.5 parts of calcining zinc oxides, 4.5 parts of frits, one 0.8 parts of antiseptic-germicides, 2 0.2 parts of antiseptic-germicides;

The median size of each composition is the 1-10 micron in b, the described ground-coat enamel, and making the coating thickness that is sprayed on the porcelain body surface behind the glaze slip is 0.8-1.0mm; The median size of each composition is the 1-10 micron in the described cover-coat enamel, and making the coating thickness that is sprayed on the ground-coat enamel surface behind the glaze slip is 0.2-0.3mm;

The porcelain body that c, glazing are finished is all fired separately, and its temperature range is: 148 ℃ of starting temperatures, 1198 ℃ of top temperatures, 80 ℃ of final cooling temperatures; The firing time of each porcelain body is 12-21 hour.

Described antiseptic-germicide one is the WJ-586 antiseptic-germicide; Described antiseptic-germicide two is the WJ-582 antiseptic-germicide.

Wherein: the ultrafine quartz powder in ground-coat enamel and the cover-coat enamel is 800 order ultrafine quartz powders, and its median size is 10 microns after the monitoring of U.S. Ku Erte particle-size analyzer; Zirconium silicate uses the ultrafine powder behind the high-efficiency stirring mill correct grinding, and its median size is 1 micron; Calcined polishing aluminum oxide micro mist in the ground-coat enamel is to pulverize through micronizer mill, and its median size is 10 microns; Calcined polishing aluminum oxide micro mist in the cover-coat enamel is that its median size is 1 micron through the ultrafine powder of high-efficiency stirring mill correct grinding.

Two kinds of antiseptic-germicides adopt the antiseptic-germicide of two kinds of different concns silver ion contents, wherein:

Antiseptic-germicide one, numbering: WJ-586

1. silver ion content (wt%) 45 ± 0.5wt%

Heat resisting temperature ℃≤1400 ℃

Density g/cm ³2.6g/cm ³

Antiseptic-germicide two, numbering: WJ-582

2. silver ion content (wt%) 5.5 ± 0.5wt%

Heat resisting temperature ℃≤1350 ℃

Density g/cm ³2.5g/cm ³

The Antibacterial Mechanism of the two is:

The different concns silver ions can become active oxygen with airborne oxygen and water dissolution, and it can damage bacterium surface structure killing bacteria.

The antifungal mechanism of the two is:

During micro silver ion contact bacterium, bacterium has been initiated the ferment reaction, the growing of obstacle bacterium.

The characteristics of self-cleaning antibacterial glaze provided by the present invention are:

1, glaze pin hole and the crackle of ground-coat enamel are few, for the whole glaze quality that improves product is laid a good foundation, thereby have stopped rough smooth, the many defectives that cause to glaze of pin hole of ground-coat enamel.

2, the product glaze that sprays (ground-coat enamel and cover-coat enamel) even thickness, level and smooth moistening, consistently.

3, cover-coat enamel is one deck glassiness transparent, and what most of raw material used in the prescription is ultra-fine feed stock, does not contain the zirconium silicate, macrobead quartz of infusibility etc., so fully guaranteed the planeness of glaze. not only dirt is difficult to be adsorbed on the surface, and easy to clean.

4, two kinds of high-efficient antibacterial agents have been added in the transparent.Owing to containing the mixture of a large amount of silver in the antiseptic-germicide, this complex antimicrobials has efficiently, wide spectrum, slow-release period long, durable antibiotic, can guarantee long-term use function, 24 hours antibiotic rates to intestinal bacteria and streptococcus aureus all reach more than 95%, are difficult for growing intestinal bacteria, streptococcus aureus, blackspot bacterium, urine dirt etc.

5, through the high temperature more than 1200 ℃, reach the vitreous that forms of calcining in tens hours and defend porcelain.Because ground-coat enamel is to be the opaque glaze that high Pingdu is arranged, cover-coat enamel is the transparent with super level and smooth and good antibacterial effect, and the final sanitary ware product that forms is homogeneous, think and act in one and the same way, and the fine and smooth light in surface is level and smooth, and dirt adheres to extremely difficultly, is very easy to cleaning.

6, the physics of sanitary ware, chemical property are good, product water-intake rate low (≤0.5%), High anti bending strength, by adjusting the composition of ground-coat enamel, cover-coat enamel and base substrate, realized the reasonable gradient coupling of three's coefficient of expansion, give product prestress, glaze chapped without the later stage, met national health pottery standard-required fully.

Claims (1)

1. a self-cleaning antibacterial glaze that is used for sanitary ceramic ware comprises ground-coat enamel and cover-coat enamel, it is characterized in that, wherein:

The moiety of a, described ground-coat enamel and the shared weight part of each composition are: 32.75 parts of ultrafine quartz powders, 20.05 parts of feldspars, 10 parts of wollastonites, 5.5 parts in calcite, 4 parts of rhombspars, 3.5 parts in Bahrain's soil, 6.5 parts of Calcined polishing aluminum oxide micro mists, 2 parts of calcining zinc oxides, 4.5 parts of frits, 12.75 parts of zirconium silicates; The moiety of described cover-coat enamel and the shared weight part of each composition are: 38 parts of ultrafine quartz powders, 23.75 parts of feldspars, 12.75 parts of wollastonites, 4 parts in calcite, 3 parts of rhombspars, 4.5 parts in Bahrain's soil, 7 parts of Calcined polishing aluminum oxide micro mists, 1.5 parts of calcining zinc oxides, 4.5 parts of frits, 0.8 part of WJ-586 antiseptic-germicide, 0.2 part of WJ-582 antiseptic-germicide;

The median size of each composition is the 1-10 micron in b, the described ground-coat enamel, and making the coating thickness that is sprayed on the porcelain body surface behind the glaze slip is 0.8-1.0mm; The median size of each composition is the 1-10 micron in the described cover-coat enamel, and making the coating thickness that is sprayed on the ground-coat enamel surface behind the glaze slip is 0.2-0.3mm;

The porcelain body that c, glazing are finished is all fired separately, and its temperature range is: 148 ℃ of starting temperatures, 1198 ℃ of top temperatures, 80 ℃ of final cooling temperatures; The firing time of each porcelain body is 12-21 hour.

Images