CN104926279B - Production method for antimicrobial ceramic - Google Patents

Production method for antimicrobial ceramic Download PDF

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CN104926279B
CN104926279B CN201510318686.3A CN201510318686A CN104926279B CN 104926279 B CN104926279 B CN 104926279B CN 201510318686 A CN201510318686 A CN 201510318686A CN 104926279 B CN104926279 B CN 104926279B
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CN104926279A (en
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臧树良
邓桂春
钱玉琴
王永春
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QUANZHOU INSTITUTE OF TECHNOLOGY
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    • Y02P40/60Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes

Abstract

The invention provides a production method for an antimicrobial ceramic. A boron element is used as an antimicrobial factor, rational proportioning of all components is conducted to form raw materials for preparing the ceramic, the antimicrobial factor is released for a long time by the overall finished product ceramic, and the finished product ceramic has the effects of remarkably resisting bacteria and sterilizing for a long time, and overcome the defects of complex process, high cost, and poor and temporary antimicrobial effect, which are caused by a conventional antimicrobial way; in the actual production, industrial waste boric sludge can be used as a boron element raw material, the use amount is large, the waste utilization effect is remarkable, and the boric sludge pollution problem is solved, so that the processing step is clear and concise, and novel antimicrobial ceramic can be efficiently prepared; the produced antimicrobial ceramic has the lasting antimicrobial effect, solves the problem that environment is polluted by boric sludge, and is environmental-friendly, low in cost, and strong in practicability. The invention further provides another production method for antimicrobial ceramics, and the production method has the advantages that the processing step is clear and concise, and novel antimicrobial ceramics can be prepared efficiently.

Description

The production method of anti-bacteria ceramic
Present patent application is the divisional application of Chinese Patent Application No. 201410728373.0, the application number of original application For 201410728373.0, the applying date is on December 05th, 2014, a kind of invention entitled formula producing novel antibacterial pottery And method.
Technical field
The present invention relates to field of ceramic preparation is and in particular to the production method of two kinds of anti-bacteria ceramics.
Background technology
Ceramic sintering process has been known, and it is new that such as Chinese invention patent cn98126482.4 discloses a kind of Ceramic Production Technique, calcining after blank is dried forms, and adds after the glass dust of 10%-50% is mixed homogeneously with the collection feed powder of 90%-50% The dry-pressing formed base of water-wet half, then by blank in 800-850 DEG C of temperature lower calcination.Integrate feed powder as porcelain powder, Tao Fen, quartz Powder, granite powder, brick powder or other igneous rock powder etc. be all have hard, do not decompose below 850 DEG C, do not occur crystal phase transition, Do not chemically react with water at normal temperatures and material that melten glass is firmly bonded in condensation process all can be used as to gather materials.Stone Though sand powder has crystal phase transition, still can be used as to gather materials.After base, available waterglass water mixing pulping replaces glaze slip glazing it is also possible to show The glaze slip glazing of row technique preparation.The glass dust of mixing can be added water the later half dry-pressing formed base of moistening by base with collection feed powder, or Add the later half dry-pressing formed base of water-wet mixed with waterglass.
China is Production of Ceramics and consumption big country, and current architectural pottery annual production reaches more than 6.5 hundred million square metres, ceramic sanitary appliance 60000000, with the progress of social civilization, with the change of environment, people have been not content with the attractive in appearance, resistance to of traditional ceramicses With waiting general utility functions, it is more desirable to that there is the functions such as sterilization, sterilization, deodorization.
Liaoning Province's boronation work accounts for the 90% of national total amount, and in the production process of Borax, often produces 1 ton of boron with carbon alkaline process Sand will produce 4 tons of boron mud, and ammonium carbonate method often produces 1 ton and will produce 7 tons of boron mud, and the land area of the boron soil pollution stacked is its heap Put 3 times of area, make institute's contaminated land become " barren land " that not even a blade of grass grows, how to solve boron soil pollution or further Be used, become for many years perplex association area a great problem.
In consideration of it, inventor furthers investigate to the problems referred to above, this case is then had to produce.
Content of the invention
The one purpose of the present invention is to provide a kind of processing step clearly succinct, can efficiently prepare the antibacterial of anti-bacteria ceramic The production method of pottery.
Its two purpose of the present invention is to provide another kind of processing step clearly succinct, can efficiently prepare the anti-of anti-bacteria ceramic The production method of bacterium pottery.
In order to achieve the above object, the present invention is using such technical scheme:
A kind of production method of anti-bacteria ceramic, comprises the steps:
(1) pulverize waste ceramic material and filter out the above-mentioned waste ceramic hard particles that granularity mesh number is more than 20 mesh;Will be upper State boron mud, ceramic clay, kaolinite, potassium feldspar, quartz sand, titanium diboride and waste ceramic hard particles according to ratio of weight and number 35-45:15-25:10-20:5-10:5-10:5-10:10-20 mixes and makes base substrate slurry;
(2) above-mentioned base substrate slurry is placed in gypsum mold;
(3) semi-finished product base substrate is made in the above-mentioned base substrate slurry demoulding of molding;
(4) glazing is carried out to above-mentioned semi-finished product base substrate;
(5) the above-mentioned semi-finished product base substrate after glazing is fired into ceramic product.
In above-mentioned steps (1), when above-mentioned boron mud water content be higher than 30wt% when, with above-mentioned ceramic clay, kaolinite Before stone, potassium feldspar, quartz sand, titanium diboride and the mixing of waste ceramic hard particles, add anhydrous calcium chloride, and carry out adding simultaneously Heat to carry out eliminating water to boron mud, until water content is 20-30wt%;When the water content of above-mentioned boron mud is less than 20wt%, add Suitable quantity of water debugs water content to 20-30wt%.
In above-mentioned steps (5), the time firing above-mentioned semi-finished product base substrate is 13-15 hour, and temperature is 1210-1290 DEG C, programming rate is 5-10 DEG C/min, and percent of firing shrinkage is less than 1.15.
A kind of production method of anti-bacteria ceramic, comprises the steps:
(1) pulverize waste ceramic material and filter out the above-mentioned waste ceramic hard particles that granularity mesh number is more than 20 mesh;Will b2o3、mgo、cao、fe2o3、sio2And na2O is according to ratio of weight and number 0.8-2.5:30-40:0.15-8.1:2.5-13.4:10- 20:0.1-1.3 mix making mixture a;By said mixture a, ceramic clay, kaolinite, potassium feldspar, quartz sand, Titanium diboride, waste ceramic hard particles and water are according to ratio of weight and number 24.5-36:15-25:10-20:5-10:5-10:5-10: 10-20:9-10.5 mixes and makes base substrate slurry;
(2) above-mentioned base substrate slurry is placed in gypsum mold;
(3) semi-finished product base substrate is made in the above-mentioned base substrate slurry demoulding of molding;
(4) glazing is carried out to above-mentioned semi-finished product base substrate;
(5) the above-mentioned semi-finished product base substrate after glazing is fired into ceramic product.
In above-mentioned steps (5), the time firing above-mentioned semi-finished product base substrate is 13-15 hour, and temperature is 1210-1290 DEG C, programming rate is 5-10 DEG C/min, and percent of firing shrinkage is less than 1.15.
After technique scheme, the production method of two kinds of anti-bacteria ceramics of the present invention, by the use of boron element as antibacterial The factor, carries out the rational proportion of each component, forms the raw material making pottery, and finished product pottery entirety is permanent to discharge antimicrobial factorses, tool There are obvious long-term antibacterial, bactericidal action, overcome conventionally employed antibacterial to adhere to the work that the antimicrobial mode of ceramic surface is brought Skill is complicated, high cost, and antibacterial effect is not enough, the defect such as not lasting;And in actual production, available industrial waste boron mud is made For the raw material of boron element, greatly, twice laid and solution boron soil pollution effect are obvious for consumption, compared with prior art, the present invention's Processing step is clearly succinct, can efficiently prepare novel antibacterial pottery, and the anti-bacteria ceramic producing has the same of long-term antibacterial effect When, also solve the problem of boron soil pollution environment, environmental protection, low cost, practical,
The present invention also proposes the production method of another kind of anti-bacteria ceramic, and processing step is clearly succinct, can efficiently prepare new Anti-bacteria ceramic.
Specific embodiment
In order to technical scheme is explained further, it is described in detail below by specific embodiment.
A kind of anti-bacteria ceramic, mainly by mixture a, ceramic clay, kaolinite, potassium feldspar, quartz sand, titanium diboride and useless Ceramic hard granule mixes according to ratio of weight and number 24.5-45:15-25:10-20:5-10:5-10:5-10:10-20;Institute State mixture a mainly by b2o3、mgo、cao、fe2o3、sio2And na2O is according to ratio of weight and number 0.8-2.5:30-40:0.15- 8.1:2.5-13.4:10-20:0.1-1.3 mixing;The granularity mesh number of described waste ceramic hard particles is more than 20 mesh.Mesh Front anti-biotic material both domestic and external is broadly divided into three classes, and the first kind is the antibacterial based on silver system, cost intensive;Equations of The Second Kind is tio2Micropartical photocatalysis antibacterial agent, need to carry out illumination makes tio2In activation water, the oxygen of dissolving becomes reactive oxygen free radical to play Antibacterial action;3rd class is the oxide of anti-biotic material such as fe, mn, cr, the zr etc. with function far infrared radiation function.And it is traditional Ceramic antimicrobial technology is about antibacterial is fixed on carrier or adopts sol-gel process, and on ceramic surface, plating antibacterial is thin Film.But every kind of anti-biotic material or method are all each defective.Recent domestic functional type ceramic research constantly heats up, but has discussed work( Energy and feature, all because of material expensive, cumbersome, can only have the minority scientific research of particular/special requirement, hygiene department to make to ceramic With production lot is few.Anti-bacteria ceramic matrix, carrier and anti-biotic material technique that the present invention develops, can make any ceramic Product all possess antibacterial functions, embody the fusion of chemical material and microorganism subject, and the knot of ceramics and analysis science Close, multidisciplinary complementarity, microbiology (antibacterial, virus, anti-sterilization mechanism) is organically combined one with chemicals, pottery art Rise, specifically, the present invention, by the use of boron element as antimicrobial factorses, carries out the rational proportion of each component, is formed and makes the former of pottery Material, the overall permanent release antimicrobial factorses of finished product pottery, there is obvious long-term antibacterial, bactericidal action, overcome conventionally employed antibacterial Complex process, the high cost that the antimicrobial mode of ceramic surface is brought is adhered in agent, and antibacterial effect is not enough, the defect such as not lasting;And And in actual production, as the raw material of boron element, consumption is big for available industrial waste boron mud, and twice laid and solution boron mud are dirty Dye effect is obvious.Wherein ceramic clay has viscosity, provides required viscosity for whole ceramic formula, beneficial to molding, if Ceramic clay is crossed that I haven't seen you for ages and leads to viscosity not enough, and ceramic clay excessively can affect the hardness of ceramic product;Kaolinite can improve pottery The toughness of porcelain finished product, if kaolinite is crossed, I haven't seen you for ages leads to ceramic product toughness not enough, and ceramic product is frangible, and kaolinite excessively can The intensity of ceramic product can be affected again;Potassium feldspar and quartz sand have crystal formation body, as porcelain it is ensured that ceramic product hard Degree, carries out reasonable mixing match with the titanium diboride embodying resistance to elevated temperatures, three complements each other in microstructure, makes pottery Finished product has high intensity and resistance to elevated temperatures;Waste ceramic hard particles while the ceramic performance of adjustable ceramic finished product, Also there is twice laid effect, but waste ceramic hard particles excessively can affect condition and the quality of ceramic product.
Preferably, when in mixture a aqueous when, also include water, mixture a, ceramic clay, kaolinite, potassium in formula Anhydrite, quartz sand, titanium diboride, waste ceramic hard particles and water are according to ratio of weight and number 24.5-36:15-25:10-20:5- 10:5-10:5-10:10-20:9-10.5 is mixed to prepare base substrate slurry.
In order to reach more superior antibacterial effect it is preferable that when in mixture a aqueous when, said mixture a, pottery Porcelain clay, kaolinite, potassium feldspar, quartz sand, titanium diboride, waste ceramic hard particles and water are according to ratio of weight and number 31-33: 18-22:13-17:6.5-8.5:6.5-8.5:6.5-8.5:13-17:9.5-10 mixes;Above-mentioned b2o3、mgo、cao、fe2o3、 sio2And na2O mixes according to ratio of weight and number 1.3-2:33-37:3-5:6-9:13-17:0.6-0.8;Above-mentioned waste ceramic hard The granularity mesh number of grain is 100-200 mesh, preferably 150-180 mesh, and the granularity of waste ceramic hard particles is more easy to screen, and pottery is more Refinement is greasy.
Embodiment one:
When the weight ratio of the water adding in formula and mixture a is less than 1:4, or during more than 3:7, no matter mixture a, pottery Clay, kaolinite, potassium feldspar, quartz sand, titanium diboride and waste ceramic hard particles take that how many parts carry out proportioning stirring, are all difficult to Form uniform, corresponding humidity, be available for formed in mould base substrate slurry, or pottery cannot be fired into.Therefore give up water and mixture a's Weight ratio is less than 1:4, or the proportioning more than 3:7.
Embodiment two:
Take respectively mixture a10,15 and 24 parts, 15,20 and 25 parts of ceramic clay, 10,15 and 20 parts of kaolinite, potassium feldspar 5th, 8 and 10 parts, 5,8 and 10 parts of quartz sand, 5,8 and 10 parts of titanium diboride, 10,15 and 20 parts of waste ceramic hard particles, Yi Jishui 9th, 10 and 10.5 parts, it is stirred making three assembly somaplasm material, three assembly somaplasm material are placed in molding semi product in gypsum mold Base substrate, then the demoulding, dry, glazing, put in kiln respectively with the programming rate of 5 DEG C/min, 8 DEG C/min and 10 DEG C/min, use Three assembly somaplasm material are fired 13,14 and 15 hours by 1210 DEG C, 1250 DEG C and 1290 DEG C.Cooling kiln discharge makes ceramic product.Anti- Bacterium performance test is inconspicuous, and microscopy result shows, total plate count no substantially reduces.Therefore it is relatively low to give up number shared by mixture a Proportioning.
Embodiment three:
Take respectively mixture a37,45 and 50 parts, 15,20 and 25 parts of ceramic clay, 10,15 and 20 parts of kaolinite, potassium feldspar 5th, 8 and 10 parts, 5,8 and 10 parts of quartz sand, 5,8 and 10 parts of titanium diboride, 10,15 and 20 parts of waste ceramic hard particles, Yi Jishui 9th, 10 and 10.5 parts, carry out proportioning stirring, equal difficult to form is uniform, corresponding humidity, be available for formed in mould base substrate slurry, or no Method is fired into pottery.Therefore give up the higher proportioning of number shared by boron mud.
Example IV:
Take b according to parts by weight2o30.8th, 1.3,1.4,1.6,1.8,2 and 2.5 parts, mgo30,32,33,34,35,37 and 40 parts, cao0.15,1.45,2.75,4,5.2,6.5 and 8.1 part, fe2o32.5th, 4,6,7.5,9,11 and 13.4 parts, sio210、 12nd, 13,14,15,17 and 20 parts, and na2O0.1,0.4,0.6,0.7,0.8,1.0 and 1.3 mix make seven groups mix Compound a;Take mixture a24.5,27,29.5,31,32,33 and 36 part, ceramic clay 15,16.5,18,20,22,23 and respectively 25 parts, 10,12,13,15,17,18 and 20 parts of kaolinite, 5,6,6.5,8,8.5,9 and 10 parts of potassium feldspar, quartz sand 5,6,6.5, 8th, 8.5,9 and 10 parts, 5,6,6.5,8,8.5,9 and 10 parts of titanium diboride, waste ceramic hard particles 10,12,13,15,17,18 and 20 parts, and 9,9.4,9.7,10,10.15,10.3 and 10.5 parts of water, carry out mix and blend and make seven big assembly somaplasm material, often Big group is divided into three groups again, and 21 group's base substrate slurries are respectively placed in molding semi product base substrate in gypsum mold, then the demoulding, Dry, glazing, put in kiln, three groups in each big group are respectively with the intensification of 5 DEG C/min, 8 DEG C/min and 10 DEG C/min Speed, with 1210 DEG C, 1250 DEG C and 1290 DEG C, fires 13,14 and 15 hours to base substrate slurry.Cooling kiln discharge makes pottery one-tenth Product.Anti-microbial property test effect is significant, microscopy result shows, total plate count substantially reduces.
Because boron mud is mainly by b2o3、mgo、cao、fe2o3、sio2And na2O is according to ratio of weight and number 0.8-2.5:30-40: 0.15-8.1:2.5-13.4:10-20:0.1-1.3 mixes, it is preferable that mixture a is water content 20-30wt% Boron mud, said mixture a, ceramic clay, kaolinite, potassium feldspar, quartz sand, titanium diboride and waste ceramic hard particles are according to weight Amount portion rate 35-45:15-25:10-20:5-10:5-10:5-10:10-20 mixing.When making pottery, industrial waste boron mud is used Amount is big, and twice laid and solution boron soil pollution effect substantially, while having long-term antibacterial effect, also solve boron soil pollution ring The problem in border.And boron mud itself contains silicon, ferrum, calcium, magnesium etc., has toughness and porcelain, can strengthen ceramic clay, kaolinite Stone, potassium feldspar, quartz sand, the performance of titanium diboride, and waste ceramic hard particles can be made to give full play to pottery effect.
In order to reach more superior antibacterial effect it is preferable that mixture a, ceramic clay, kaolinite, potassium feldspar, quartz Sand, titanium diboride and waste ceramic hard particles are according to ratio of weight and number 40.5-43:18-22:13-17:6.5-8.5:6.5-8.5: 6.5-8.5:13-17 mixing;The granularity mesh number of above-mentioned waste ceramic hard particles is 100-200 mesh, and preferably 150-180 mesh gives up The granularity of ceramic hard granule is more easy to screen, and pottery is finer and smoother.
Embodiment five:
When the water content of industrial waste boron mud is less than 20wt% or during higher than 30wt%, no matter boron mud, ceramic clay, kaolinite Stone, potassium feldspar, quartz sand, titanium diboride and waste ceramic hard particles take that how many parts carry out proportioning stirring, equal difficult to form uniformly, Corresponding humidity, it is available for formed in mould base substrate slurry, or pottery cannot be fired into.Therefore give up water content and be less than 20wt% or be higher than The boron mud proportioning of 30wt%.
Embodiment six:
Take water content 20wt%, 25wt% and 20,25 and 33 parts of the industrial waste boron mud of 30wt%, ceramic clay respectively 15th, 20 and 25 parts, 10,15 and 20 parts of kaolinite, 5,8 and 10 parts of potassium feldspar, 5,8 and 10 parts of quartz sand, titanium diboride 5,8 and 10 Part, and 10,15 and 20 parts of waste ceramic hard particles, it is stirred making three assembly somaplasm material, three assembly somaplasm material are placed in Molding semi product base substrate in gypsum mold, then the demoulding, dry, glazing, put in kiln respectively with 5 DEG C/min, 8 DEG C/min and 10 DEG C/programming rate of min, with 1210 DEG C, 1250 DEG C and 1290 DEG C, 13,14 and 15 hours are fired to three assembly somaplasm material.Cooling Kiln discharge makes ceramic product.Anti-microbial property test is inconspicuous, and microscopy result shows, total plate count no substantially reduces.Therefore give up boron The relatively low proportioning of number shared by mud.
Embodiment seven:
Take water content 20wt%, 25wt% and 47,50 and 100 parts of the industrial waste boron mud of 30wt%, ceramic clay respectively 15th, 20 and 25 parts, 10,15 and 20 parts of kaolinite, 5,8 and 10 parts of potassium feldspar, 5,8 and 10 parts of quartz sand, titanium diboride 5,8 and 10 Part, and 10,15 and 20 parts of waste ceramic hard particles, carry out proportioning stirring, equal difficult to form is uniform, corresponding humidity, be available for mould The base substrate slurry of tool molding, or pottery cannot be fired into.Therefore give up the higher proportioning of number shared by boron mud.
Embodiment eight:
Take 35,38,40,40.5,41.7,43 and 45 parts of industrial waste boron mud respectively, ceramic clay 15,16.5,18,20, 22nd, 23 and 25 parts, 10,12,13,15,17,18 and 20 parts of kaolinite, 5,6,6.5,8,8.5,9 and 10 parts of potassium feldspar, quartz sand 5th, 6,6.5,8,8.5,9 and 10 parts, 5,6,6.5,8,8.5,9 and 10 parts of titanium diboride, and waste ceramic hard particles 10,12, 13rd, 15,17,18 and 20 parts, carry out mix and blend and make seven big assembly somaplasm material, often big group is divided into three groups, little by 21 again Assembly somaplasm material is respectively placed in molding semi product base substrate in gypsum mold, then the demoulding, dry, glazing, put in kiln, each is big Three groups in group respectively with the programming rate of 5 DEG C/min, 8 DEG C/min and 10 DEG C/min, with 1210 DEG C, 1250 DEG C and 1290 DEG C, base substrate slurry is fired with 13,14 and 15 hours.Cooling kiln discharge makes ceramic product.Anti-microbial property test effect is significant, microscopy Result shows, total plate count substantially reduces.
When mixture a is boron mud, a kind of production method of anti-bacteria ceramic, comprise the steps:
(1) pulverize waste ceramic material and filter out the above-mentioned waste ceramic hard particles that granularity mesh number is more than 20 mesh;Will be upper State boron mud, ceramic clay, kaolinite, potassium feldspar, quartz sand, titanium diboride and waste ceramic hard particles according to ratio of weight and number 35-45:15-25:10-20:5-10:5-10:5-10:10-20 mixes and stirs and makes base substrate slurry;
(2) above-mentioned base substrate slurry is placed in the gypsum mold of respective shapes inner chamber up to molding;
(3) semi-finished product base substrate is made in the above-mentioned base substrate slurry demoulding of molding;
(4) glazing is carried out to above-mentioned semi-finished product base substrate;
(5) the above-mentioned semi-finished product base substrate after glazing is fired into ceramic product.
Preferably, in above-mentioned steps (1), when the water content of above-mentioned boron mud is higher than 30wt%, viscous with above-mentioned pottery Before soil, kaolinite, potassium feldspar, quartz sand, titanium diboride and the mixing of waste ceramic hard particles, add anhydrous calcium chloride, and with Shi Jinhang heating carries out eliminating water to boron mud, until water content is 20-30wt%;When the water content of above-mentioned boron mud is less than 20wt% When, add suitable quantity of water to debug water content to 20-30wt%.
Preferably, in above-mentioned steps (5), the time firing above-mentioned semi-finished product base substrate is 13-15 hour, this time scope Agree with the stable phase phase of porcelain body, the time is too short to lead to porcelain body physical property not good, and overlong time can affect ceramic product Ceramic performance, in order to improve effect, this time scope is preferably 13.5-14 hour;Firing temperature is 1210-1290 DEG C, this Temperature range is the suitable porcelain making temperature range being drawn according to the formula of the present invention, temperature is too low can lead to ceramic product hardness and Luminance shortage, temperature is too high and ceramic performance that can affect ceramic product, and in order to improve effect, this temperature range is preferably 1245-1250℃;When firing, programming rate is 5-10 DEG C/min, and this programming rate scope is to be drawn according to the formula of the present invention Suitable programming rate scope, heated up and can affect the ceramic performance of ceramic product slowly, and heated up and too fast porcelain body can be led to frangible Split, have a strong impact on the quality of ceramic product, in order to improve effect, this programming rate range preferably from 7-8 DEG C/min, in order to ensure Ceramic product fire quality, according to the formula of the present invention, percent of firing shrinkage controls less than 1.15.
When mixture a simply comprises merely b2o3、mgo、cao、fe2o3、sio2And na2During o, a kind of production of anti-bacteria ceramic Method, comprises the steps:
(1) pulverize waste ceramic material and filter out the above-mentioned waste ceramic hard particles that granularity mesh number is more than 20 mesh;Will b2o3、mgo、cao、fe2o3、sio2And na2O is according to ratio of weight and number 0.8-2.5:30-40:0.15-8.1:2.5-13.4:10- 20:0.1-1.3 mix making mixture a;By said mixture a, ceramic clay, kaolinite, potassium feldspar, quartz sand, Titanium diboride, waste ceramic hard particles and water are according to ratio of weight and number 24.5-36:15-25:10-20:5-10:5-10:5-10: 10-20:9-10.5 mixes and stirs and makes base substrate slurry;
(2) above-mentioned base substrate slurry is placed in the gypsum mold of respective shapes inner chamber up to molding;
(3) semi-finished product base substrate is made in the above-mentioned base substrate slurry demoulding of molding;
(4) glazing is carried out to above-mentioned semi-finished product base substrate;
(5) the above-mentioned semi-finished product base substrate after glazing is fired into ceramic product.
Preferably, in above-mentioned steps (5), the time firing above-mentioned semi-finished product base substrate is 13-15 hour, this time scope Agree with the stable phase phase of porcelain body, the time is too short to lead to porcelain body physical property not good, and overlong time can affect ceramic product Ceramic performance, in order to improve effect, this time scope is preferably 13.5-14 hour;Firing temperature is 1210-1290 DEG C, this Temperature range is the suitable porcelain making temperature range being drawn according to the formula of the present invention, temperature is too low can lead to ceramic product hardness and Luminance shortage, temperature is too high and ceramic performance that can affect ceramic product, and in order to improve effect, this temperature range is preferably 1245-1250℃;When firing, programming rate is 5-10 DEG C/min, and this programming rate scope is to be drawn according to the formula of the present invention Suitable programming rate scope, heated up and can affect the ceramic performance of ceramic product slowly, and heated up and too fast porcelain body can be led to frangible Split, have a strong impact on the quality of ceramic product, in order to improve effect, this programming rate range preferably from 7-8 DEG C/min, in order to ensure Ceramic product fire quality, according to the formula of the present invention, percent of firing shrinkage controls less than 1.15.
The production method of the anti-bacteria ceramic of the present invention, in order to solve the problems, such as boron soil pollution environment, it is preferred to use Industry Waste Material boron mud, as mixture a, carries out artificial preparating mixture a also dependent on actual requirement.
The product form of the present invention is not limited to this case embodiment, anyone it is carried out similar thinking suitable change or Modify, all should be regarded as the patent category without departing from the present invention.

Claims (5)

1. the production method of anti-bacteria ceramic is it is characterised in that comprise the steps:
(1) pulverize waste ceramic material and filter out the waste ceramic hard particles that granularity mesh number is more than 20 mesh;Water content is 20- The boron mud of 30wt%, ceramic clay, kaolinite, potassium feldspar, quartz sand, titanium diboride and waste ceramic hard particles are according to weight portion Number mixes than 35-45:15-25:10-20:5-10:5-10:5-10:10-20 makes base substrate slurry;
(2) above-mentioned base substrate slurry is placed in gypsum mold;
(3) semi-finished product base substrate is made in the above-mentioned base substrate slurry demoulding of molding;
(4) glazing is carried out to above-mentioned semi-finished product base substrate;
(5) the above-mentioned semi-finished product base substrate after glazing is fired into ceramic product.
2. anti-bacteria ceramic according to claim 1 production method it is characterised in that: in above-mentioned steps (1), when above-mentioned When the water content of boron mud is higher than 30wt%, with above-mentioned ceramic clay, kaolinite, potassium feldspar, quartz sand, titanium diboride and useless pottery Before the mixing of porcelain hard particles, add anhydrous calcium chloride, and carry out heating to carry out eliminating water to boron mud simultaneously, until water content is 20-30wt%;When the water content of above-mentioned boron mud is less than 20wt%, suitable quantity of water is added to debug water content to 20-30wt%.
3. anti-bacteria ceramic according to claim 2 production method it is characterised in that: in above-mentioned steps (5), fire The time stating semi-finished product base substrate is 13-15 hour, and temperature is 1210-1290 DEG C, and programming rate is 5-10 DEG C/min, burns till contraction Rate is less than 1.15.
4. the production method of anti-bacteria ceramic is it is characterised in that comprise the steps:
(1) pulverize waste ceramic material and filter out the waste ceramic hard particles that granularity mesh number is more than 20 mesh;By b2o3、mgo、 cao、fe2o3、sio2And na2O is according to ratio of weight and number 0.8-2.5:30-40:0.15-8.1:2.5-13.4:10-20:0.1- 1.3 mix and make mixture a;By said mixture a, ceramic clay, kaolinite, potassium feldspar, quartz sand, two boronations Titanium, waste ceramic hard particles and water are according to ratio of weight and number 24.5-36:15-25:10-20:5-10:5-10:5-10:10-20: 9-10.5 mix making base substrate slurry;
(2) above-mentioned base substrate slurry is placed in gypsum mold;
(3) semi-finished product base substrate is made in the above-mentioned base substrate slurry demoulding of molding;
(4) glazing is carried out to above-mentioned semi-finished product base substrate;
(5) the above-mentioned semi-finished product base substrate after glazing is fired into ceramic product.
5. anti-bacteria ceramic according to claim 4 production method it is characterised in that: in above-mentioned steps (5), fire The time stating semi-finished product base substrate is 13-15 hour, and temperature is 1210-1290 DEG C, and programming rate is 5-10 DEG C/min, burns till contraction Rate is less than 1.15.
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