CN105198474B - A kind of translucent three-dimensional honeycomb ceramic network - Google Patents
A kind of translucent three-dimensional honeycomb ceramic network Download PDFInfo
- Publication number
- CN105198474B CN105198474B CN201510613930.9A CN201510613930A CN105198474B CN 105198474 B CN105198474 B CN 105198474B CN 201510613930 A CN201510613930 A CN 201510613930A CN 105198474 B CN105198474 B CN 105198474B
- Authority
- CN
- China
- Prior art keywords
- translucent
- raw material
- sample
- dimensional honeycomb
- honeycomb ceramic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Compositions Of Oxide Ceramics (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
A kind of preparation method of the translucent three-dimensional honeycomb ceramic network of visible ray, body material is aluminium oxide；Sintering aid is following nitrate：Y(NO3)3·6H2O, La (NO3)3·6H2O, Ce (NO3)3·6H2O, Zn (NO3)2·6H2O, Mg (NO3)2·6H2O, Ni (NO3)2·6H2O；Binding agent is hydroxy propyl cellulose or hydroxymethyl (or ethyl) cellulose；Lubricant is glycerine, ethylene glycol or glycerine etc.；Antifoaming agent is n-butanol or ethyl alcohol etc.；Distilled water；By above-mentioned raw materials mixing mixer kneader, then degassing white silk makes 2~3 times and is allowed to plastic deformation, and aging 20~30h forms plastic mud material at room temperature under vacuum；Pug obtains wet green body by mold extrusion forming；Wet green body obtains dry body body, sample firing by 195~210 DEG C of radio-frequency seasoning 0.4h：Dry body body sample is placed in stove and is roasted by following calcining system.Obtaining has the translucent ceramic honey comb piece of certain thickness visible ray.
Description
Technical field
The present invention relates to the preparation methods of the translucent ceramic honey comb of visible ray, especially prepare a kind of visible ray translucent three
Tie up the material and technique of ceramic honey comb net carrier.
Technical background
Crystalline ceramics not only has the preferable transparency, but also with corrosion-resistant, high temperature resistant, high intensity, dielectric properties
The performances such as excellent, low conductivity, highly thermally conductive property, it has also become a kind of novel, functional material for attracting attention, gradually in illumination skill
The fields such as art, optics, extraordinary instrument manufacturing, wireless electron technology and high-temperature technology obtain increasingly extensive application.It is domestic at present
A large amount of research work has been done to transparent ceramic material outside, has successively developed Al2O3、Y2O3、MgO、CaO、TiO2、ThO2、ZrO2
Wait oxidic transparents ceramics and AlN, ZnS, ZnSe, MgF2、CaF2Etc. Non-oxide Transparent Ceramics.Visible transparent honeycomb is made pottery
Porcelain is prepared difficult, and influencing the principal element of its transparency has the porosity, grain boundary structure, crystal structure, raw material and second
Phase impurity, crystallite dimension and additive, surface processing are while also related with preparation process with finish etc., prepared including powder,
Moulding process, sintering process and aftertreatment technology etc..
Related document exists《Journal of Inorganic Materials》、《Shanghai University's journal》、《Suzhou Medical College journal》With《Hebei ceramics》
It waits and has delivered " transparent ceramic material current situation and development " respectively on periodicals, " crystalline ceramics-inorganic material research and development is important
One of direction ", " effect of the preparation and stereoscopy of transparent alumina ceramics in its performance characterization ", " transparent alumina ceramics
The papers such as plumber's skill technical report " and " transparent alumina ceramics ".Also there are a kind of CN102503381A " linings as GaN base LED
The Al of bottom material2O3Crystalline ceramics and preparation method thereof ", a kind of CN103232227A " Ti doped alphas-Al2O3Crystalline ceramics heat is released
The related inventions patent such as preparation method of luminescent material ".
Ceramic honey comb is a kind of porous industrial ceramic, inside be many perforations triangle, four directions or hexagon
The parallel channels of shape have the characteristics such as large specific surface area, corrosion-resistant, are widely used in motor vehicle tail-gas purifying and industrial waste gas is net
The catalyst carrier of change.Patent of invention " preparation method of Lu, N codope TiO2 photocatalysis ceramic honey comb nets " (application number
201310348060.8) using ceramic honey comb net, (hole density is 30~40 hole/cm2, the length of side in hole be 1~2mm square or
Equilateral triangle or regular hexagon) first vector as photochemical catalyst, and the active Al of carried with doped2O3For Second support, finally
Load is mixed with the TiO of rare earth element Lu and nonmetalloid N2Photocatalysis membrana is to get to photocatalysis ceramic honey comb net.It is described
TiO2Lu: N: TiO in photocatalysis membrana2Mass ratio be 0.01~0.16: 0.40~1.88: 97.94~99.54.Using the invention
The photocatalysis membrana of photocatalysis ceramic honey comb net obtained is transparent, smooth, uniform, and the absorption band red shift of photochemical catalyst is right to 600nm
Formaldehyde in air, toluene removal rate be respectively 98.7% and 92.2%, than using pure TiO2Photocatalysis membrana has been respectively increased 2.0
Times and 1.9 times.
But the domestic and international report in relation to visible transparent (or translucent) ceramic honey comb is not yet seen, more have no
Report to the translucent three-dimensional honeycomb ceramic network of visible ray as carrier of photocatalyst.It is contemplated that transparent (or translucent) bee
The invention of nest ceramics to using photocatalysis technology pollution administration, will particularly be played very to implementing photocatalysis using solar energy
Big promotion will also bring good economic and social benefit.
Invention content
The purpose of the present invention is：A kind of preparation method of the translucent three-dimensional honeycomb ceramic network of visible ray is intended to provide, is allowed to
There is translucence to visible ray.Transparent nanometer photocatalyst film carrier is used it as, is greatly improved the utilization rate of light,
Light-catalyzed reaction efficiency is improved, so as to provide a kind of practical technique and material to curb environmental pollution using sunlight implementation photocatalysis
Material.
The technical scheme is that：A kind of preparation method of the translucent three-dimensional honeycomb ceramic network of visible ray, feature exist
It is as follows in preparation method：
Body material is aluminium oxide；Sintering aid is at least four kinds of in following nitrate：Y(NO3)3·6H2O, La
(NO3)3·6H2O, Ce (NO3)3·6H2O, Th (NO3)4·4H2O, Zn (NO3)2·6H2O, Zr (NO3)4·5H2O, Mg (NO3)2·
6H2O, Be (NO3)2·3H2O, Ni (NO3)2·6H2O etc.；Binding agent is fine for hydroxy propyl cellulose or hydroxymethyl (or ethyl)
Tie up element etc.；Lubricant is glycerine, ethylene glycol or glycerine etc.；Antifoaming agent is n-butanol or ethyl alcohol etc.；Distilled water.
Dry body preparation step：First by above-mentioned raw materials mixing mixer kneader, then deaerating to practice to make 2~3 times under vacuum makes
Plastic deformation, and aging 20~30h forms plastic mud material at room temperature；Pug obtains wet green body by mold extrusion forming,
The cross section of extrusion die is square or rectangle or circle；Wet green body is obtained by 195~210 DEG C of 0.4~0.5h of radio-frequency seasoning
Dry body body finally cuts into the three-dimensional honeycomb ceramic network dry body body that thickness is 6mm~15mm.
Sample is burnt into：Dry body body sample is placed in stove and is roasted by following calcining system.
Heating：With 80~120 DEG C/h by room temperature to 380~420 DEG C, then 1400 are warming up to 50~80 DEG C/h~
1600 DEG C, then it is warming up to 1700~1900 DEG C with 20~40 DEG C.
Heat preservation：1~3h is kept the temperature at 1700~1900 DEG C.
Cooling：1100~1300 DEG C are cooled to 300 DEG C/h, is then down to 300~500 DEG C with 150 DEG C/h, then with 40~
50 DEG C/h is down to room temperature, obtains translucent three-dimensional honeycomb ceramic network finished product.
Sintering aid includes at least Y (NO for following nitrate3)3·6H2O, La (NO3)3·6H2O, Mg (NO3)2·
6H2O is 0.1~0.3 3 kinds.
This programme first has to strictly control the quality of various raw materials and quality group number：
The body material used is high-purity, the α-Al of ultrafine2O3, content is 99.99~99.999%, impurity content
Si is less than 5ppm, and Na is less than 1ppm, and Fe is less than 3ppm, 0.1~0.5 μm of average grain diameter, and apparent density or apparent density 0.3~
0.6g/cm3, the quality group number in mixed raw material is 95~100；
The sintering aid of use is nitric hydrate salt, analysis it is pure, they in mixed raw material quality group number difference
For：Y(NO3)3·6H2O is 0.1~0.6, La (NO3)3·6H2O is 0.1~0.3, Ce (NO3)3·6H2O is 0~0.3, Th
(NO3)4·4H2O is 0~0.3, Zn (NO3)2·6H2O is 0.1~0.3, Zr (NO3)4·5H2O is 0~0.3, Mg (NO3)2·
6H2O is 0.1~0.3, Be (NO3)2·3H2O is 0~0.3, Ni (NO3)2·6H2O is 0~0.3.
A variety of sintering aid quality group numbers are within 0.3-1.5.
Lubricant：Glycerine, ethylene glycol or glycerine etc., analysis is pure, and the quality group number in mixed raw material is 2~7.
Binding agent：Hydroxy propyl cellulose or hydroxymethyl (or ethyl) cellulose etc., analysis is pure, in mixed raw material
Quality group number is 2~8.
Antifoaming agent：N-butanol or ethyl alcohol etc., analysis is pure, and the quality group number in mixed raw material is 1~5.
Distilled water, the quality group number in mixed raw material are 18~28.
Further, in the present invention, dry body preparation process is also strictly controlled：First above-mentioned raw materials mixing is mixed and is pinched
It closes, then deaerating to practice to make 2~3 times under vacuum degree -0.095~-0.099MPa is allowed to plastic deformation, and old at 15~30 DEG C
20~30h of corruption forms plastic mud material；Pug obtains wet green body by mold extrusion forming, and the cross section of extrusion die is square
Or rectangle or circle, the length of side or diameter of a circle are 60mm~200mm, mold 0.2~1.2mm of groove width, hole density is 100~400
Hole/square inch.Wet green body obtains dry body body by 195~210 DEG C of 0.4~0.5h of radio-frequency seasoning, and finally cutting into thickness is
The three-dimensional honeycomb ceramic network dry body body of 6mm~15mm.
Further, in the present invention, the also strictly firing of control sample：Dry body body sample is placed in silicon molybdenum rod furnace
It is roasted under hydrogen stream protection or vacuum condition by calcining system.
Heating：With 80~120 DEG C/h by room temperature to 380~420 DEG C, then 1400 are warming up to 50~80 DEG C/h~
1600 DEG C, then it is warming up to 1700~1900 DEG C with 20~40 DEG C.
Heat preservation：1~3h is kept the temperature at 1700~1900 DEG C.
Cooling：1100~1300 DEG C are cooled to 300 DEG C/h, is then down to 300~500 DEG C with 150 DEG C/h, then with 40~
50 DEG C/h is down to room temperature, obtains the translucent three-dimensional honeycomb ceramic network finished product of visible ray.
Further, in the present invention, by the translucent three-dimensional honeycomb ceramic network vernier scale of obtained visible ray, ruler and
Its geometric dimension of balance measurement and bulk density measure its intensity with forcing press.In addition, due to measuring translucent three-dimensional honeycomb pottery
Porcelain net light transmittance it is difficult, it is of the invention then a kind of light transmittance of translucent sheet, its system are measured using spectrophotometry
Standby material and technique are similar to inventive samples, can reflect sample transmittance size indirectly.
Beneficial effects of the present invention：By mixer kneader, vacuum pugging, aging, mold extrusion forming, wet body drying,
It cuts under mesh sheet, hydrogen shield or vacuum condition after roasting and obtains translucent ceramic honey comb net.Its hole density 100 netted~
400 holes/square inch, 0.8~1.2mm of wall thickness, cross sectional shape are positive square or rectangle or circle, the length of side or a diameter of 60~
200mm, net thickness 5~15mm, 0.4~0.8g/cm of bulk density3, 40~80Mpa of axial compression strength, radial crushing strength 10
~20Mpa, it is 645nm visible rays to wavelength to measure translucent sheet identical with this specimen material, that preparation process is roughly the same
Light transmittance be 15~18%.The present invention uses under the conditions of strictly proportioning, preparation process and calcining system of control raw material etc.
The translucent three-dimensional honeycomb ceramic network to visible ray has been made in the ceramic process of optimization, can be used as transparent nano photocatalysis film
Carrier.Both this combination can not only enable photocatalyst film firm attachment and carrier, and since they all have translucency just
The utilization rate of visible ray and light-catalyzed reaction efficiency can be greatly improved, is a kind of photocatalysis auxiliary material of great practical value,
Also foundation is provided to implement photocatalysis using sunlight.The product is the ideal carrier of transparent nano photocatalyst film, two
Person's combination can improve light-catalyzed reaction efficiency, solar energy be utilized to implement application of the photocatalysis in environmental improvement so as to expand.
Specific embodiment
1st, body material
α-Al2O3, content is 99.99~99.999%, and impurity content Si is less than 5ppm, and Na is less than 1ppm, and Fe is less than
3ppm, 0.1~0.5 μm of average grain diameter, 0.3~0.6g/cm of apparent density or apparent density3, the quality component in mixed raw material
Number is 95~100, commercially available.
2nd, sintering aid
Y(NO3)3·6H2O, La (NO3)3·6H2O, Ce (NO3)3·6H2O, Th (NO3)4·4H2O, Zn (NO3)2·6H2O,
Zr(NO3)4·5H2O, Mg (NO3)2·6H2O, Be (NO3)2·3H2O and Ni (NO3)2·6H2The nitrate such as O are that analysis is pure,
It is commercially available.
3rd, organic additive and water
Lubricant is glycerine or glycerine etc., and binding agent is hydroxy propyl cellulose or hydroxymethyl (or ethyl) cellulose
It is n-butanol or ethyl alcohol etc. Deng, antifoaming agent, is that analysis is pure, commercially available, distilled water self-control.
4th, raw material mixing and processing
Above-mentioned raw materials are mixed by following mass fraction：The mass fraction of aluminium oxide is 95~100, Y (NO3)3·6H2O is
0.1~0.6, La (NO3)3·6H2O is 0.1~0.3, Ce (NO3)3·6H2O is 0~0.3, Th (NO3)4·4H2O is 0~0.3,
Zn(NO3)2·6H2O is 0.1~0.3, Zr (NO3)4·5H2O is 0~0.3, Mg (NO3)2·6H2O is 0.1~0.3, Be
(NO3)2·3H2O is 0~0.3, Ni (NO3)2·6H2O is 0~0.3, and distilled water is 18~28.
By above-mentioned raw materials mixing mixer kneader, then deaerate under vacuum degree -0.095~-0.099MPa and practice system 2~3 times
Plastic deformation is allowed to, and aging 20~30h forms plastic mud material at 15~30 DEG C.
5th, mold is squeezed into wet green body
The cross section of extrusion die is square or rectangle or circle, and the length of side or diameter of a circle are 60mm~200mm, mold
0.2~1.2mm of groove width, hole density are 100~400 holes/square inch, and plastic mud material obtains wet base by mold extrusion forming
Body.
6th, body preparation and cutting are done
Wet green body obtains dry body body by 195~210 DEG C of 0.4~0.5h of radio-frequency seasoning, finally cut into thickness for 6mm~
The three-dimensional honeycomb ceramic network dry body body of 15mm.
7th, it is burnt into
Dry body body sample is placed in silicon molybdenum rod furnace and is roasted under hydrogen stream protection or vacuum condition by calcining system, first
With 80~120 DEG C/h by room temperature to 380~420 DEG C, and 1400~1600 DEG C are warming up to 50~80 DEG C/h, then with 20
~40 DEG C are warming up to 1700~1900 DEG C, keep the temperature 1~3h, then be cooled to 1100~1300 DEG C, and with 300 DEG C/h with 150 DEG C/h
300~500 DEG C are down to, room temperature is finally down to 40~50 DEG C/h, obtains translucent three-dimensional honeycomb ceramic network finished product.
8th, it detects
Measure geometric dimension, bulk density, hole density and the wall thickness of sample respectively with vernier scale, ruler, balance.
With the compression strength of forcing press determination sample.
It is of the invention then use 721 spectrophotometry since the transparency difficulty for measuring translucent three-dimensional honeycomb ceramic network is big
A kind of light transmittance of translucent sheet is measured, it prepares material and technique similar to inventive samples, can reflect this hair indirectly
Bright sample transmittance size.
Embodiment 1：Be made the translucent three-dimensional honeycomb ceramic network of visible ray 40 according to the above embodiment, production method and
The various parameters that sample measures are as follows：
(1) various raw materials (being that analysis is pure, commercially available) and mixing quality part
Body material is high-purity, ultrafine aluminium oxide α-Al2O3Content is 99.999%, and impurity content Si is less than 5ppm,
Na is less than 1ppm, and Fe is less than 3ppm, 0.1~0.5 μm of average grain diameter, 0.3~0.6g/cm of apparent density or apparent density3), mixed
It is 100 to close the quality group number in raw material.
Sintering aid：Y(NO3)3·6H2Quality group numbers of the O in mixed raw material is 0.4, La (NO3)3·6H2O is mixed
It is 0.2, Zn (NO to close the quality group number in raw material3)2·6H2Quality group numbers of the O in mixed raw material is 0.2, Mg
(NO3)2·6H2Quality group numbers of the O in mixed raw material is 0.3.
Quality group number of the lubricant glycerine in mixed raw material is 3, and binding agent hydroxy propyl cellulose is in mixed raw material
In quality group number for 5, quality group number of the antifoaming agent n-butanol in mixed raw material is 3, distilled water 22.
(2) raw material mixing and processing
By above-mentioned raw materials mixing mixer kneader, the white silk that then deaerates in the case where vacuum degree is -0.098MPa makes 3 times and is allowed to plasticity turn
Become, and aging 25h forms plastic mud material at 20 DEG C.
(3) mold is squeezed into wet green body
The cross section of extrusion die for square, length of side 100mm, mold groove width 1.2mm, hole density for 200 holes/put down
Square inch, plastic mud material obtain wet green body by mold extrusion forming.
(4) body preparation and cutting are done
Wet green body obtains dry body body by 205 DEG C of radio-frequency seasoning 0.5h, finally cuts into the three-dimensional honeycomb that thickness is 10mm
Ceramic network dry body body.
(6) it is burnt into
Dry body body sample is placed in silicon molybdenum rod furnace and is roasted under hydrogen stream protection by calcining system, first with 100 DEG C/h
By room temperature to 400 DEG C, and 1600 DEG C are warming up to 60 DEG C/h, are then warming up to 1800 DEG C with 30 DEG C, keep the temperature 2h, then with
300 DEG C/h is cooled to 1200 DEG C, and is down to 400 DEG C with 150 DEG C/h, is finally down to room temperature with 50 DEG C/h, obtains translucent three-dimensional
Ceramic honey comb net finished product.
(7) it detects
With vernier scale, ruler, balance difference sample：Apparent size be 100mm × 100mm × 10mm, wall thickness 1.1mm,
200 holes of hole density/square inch, bulk density 0.65g/cm3。
With the intensity of forcing press determination sample：Axial compression strength 75Mpa, radial crushing strength 25Mpa.
With the translucent thin plate light transmittance of 721 spectrophotometer measurement similar samples：Wavelength is 645nm, measures light transmittance
It is 18%.(prepared by translucent thin plate：Above-mentioned ceramic honey comb net dry body body is crushed into powder and is placed in tabletting in mold, according still further to
Above-mentioned calcining system roasting, obtains the thin slice of 10mm × 10mm × 1mm).Due to translucent sheet and translucent ceramic honey comb net
Making raw material and technique it is similar, the light transmittance of inventive samples can be reflected indirectly by measuring result.
Embodiment 2：The mass fraction of sintering aid in embodiment 1 is halved, i.e. Y (NO3)3·6H2O is 0.2, La
(NO3)3·6H2O is 0.1, Zn (NO3)2·6H2O is 0.1, Mg (NO3)2·6H2O is 0.15, and body material is aluminium oxide, profit
The mass fraction that lubrication prescription is glycerine, binding agent is hydroxy propyl cellulose, antifoaming agent is n-butanol and distilled water is constant.Simultaneously
Raw material is mixed also keeps identical with processing, the dry techniques such as body preparation and cutting, calcining system and detection project with embodiment 1.
Being detected result to obtained three-dimensional honeycomb ceramic network sample is：
Apparent size, wall thickness etc. are identical with 1 sample of embodiment, but bulk density falls to 0.60g/cm3, axial compression resistance is strong
Degree falls to 68Mpa, and radial crushing strength falls to 20Mpa, and the translucent thin plate light transmittance of similar sample is only 4%, is shown
Sintering aid amount is affected to performances such as light transmittances.
Embodiment 3：With purity it is 99.7% by body material in embodiment 1, the oxidation that average grain diameter is 0.6~1.0 μm
Aluminium substitutes, and other 4 kinds of sintering aids, lubricant, binding agent, antifoaming agent and distilled water purity and mass fraction keep not
Become.Raw material mixing simultaneously also keeps phase with processing, the dry techniques such as body preparation and cutting, firing and detection project with embodiment 1
Together, it is to three-dimensional honeycomb ceramic network sample is made and carries out test result：
Apparent size, wall thickness etc. are identical with 1 sample of embodiment, but bulk density falls to 0.55g/cm3, axial compression resistance is strong
Degree falls to 60Mpa, and radial crushing strength falls to 8.5Mpa, and the translucent thin plate light transmittance of similar sample is only 0%, is shown
The purity and fineness of body material aluminium oxide have certain influence to the performance of sample, and the influence to light transmittance is especially big.
Embodiment 4：The body material aluminium oxide of embodiment 1,4 kinds of sintering aid Y (NO3)3·6H2O、La(NO3)3·
6H2O、Zn(NO3)2·6H2O and Mg (NO3)2·6H2O, lubricant glycerine, binding agent hydroxy propyl cellulose, the positive fourth of antifoaming agent
The conditions such as alcohol and distilled water and the mass fraction of their mixing remain unchanged；Raw material mixing simultaneously is squeezed into processing, mold
Wet green body, the dry techniques such as body preparation and cutting also remain unchanged；Only calcining system, which eliminates, is warming up to 1800 DEG C and keeps the temperature
The step of 2h, i.e.,：Start with 100 DEG C/h by room temperature to 400 DEG C, and 1600 DEG C are warming up to 60 DEG C/h, keep the temperature 2h, then with
300 DEG C/h is cooled to 1200 DEG C, and is down to 400 DEG C with 150 DEG C/h, is finally down to room temperature with 50 DEG C/h.Three-dimensional honeycomb pottery is made
Porcelain net sample is simultaneously detected, as a result：
Apparent size, wall thickness etc. are identical with 1 sample of embodiment, but bulk density falls to 0.58g/cm3, axial compression resistance is strong
Degree falls to 53Mpa, and radial crushing strength falls to 9.8Mpa, and the translucent thin plate light transmittance of similar sample is only 0%, is shown
Calcining system has certain influence to the performance of sample, and the influence to light transmittance is especially big.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, that is made any repaiies
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (2)
1. a kind of preparation method of the translucent three-dimensional honeycomb ceramic network of visible ray, it is characterised in that preparation method is as follows：
Body material is aluminium oxide；And it is high-purity, the α-Al of ultrafine2O3, content is 99.99~99.999%, impurity content
Si is less than 5ppm, and Na is less than 1ppm, and Fe is less than 3ppm, 0.1~0.5 μm of average grain diameter, and apparent density or apparent density 0.3~
0.6g/cm3, the quality group number in mixed raw material is 95~100；Sintering aid is at least four kinds of in following nitrate：Y
(NO3)3·6H2O, La (NO3)3·6H2O, Ce (NO3)3·6H2O, Th (NO3)4·4H2O, Zn (NO3)2·6H2O, Zr (NO3)4·
5H2O, Mg (NO3)2·6H2O, Be (NO3)2·3H2O, Ni (NO3)2·6H2O；Distilled water；The binding agent used is hydroxypropyl
Cellulose or hydroxymethyl or ethyl cellulose, analysis is pure, and the quality group number in mixed raw material is 2~8；The lubrication of use
Agent is glycerine, ethylene glycol or glycerine, and analysis is pure, and the quality group number in mixed raw material is 2~7；The antifoaming agent used for
N-butanol or ethyl alcohol, analysis is pure, and the quality group number in mixed raw material is 1~5；Quality group of the distilled water in mixed raw material
Number is 18~28；
Dry body preparation step：First by above-mentioned raw materials mixing mixer kneader, then deaerating to practice to make 2~3 times under vacuum is allowed to mould
Sex reversal, and aging 20~30h forms plastic mud material at room temperature；Pug obtains wet green body by mold extrusion forming, squeezes
The cross section of mold is rectangle or circle；Wet green body obtains dry body body by 195~210 DEG C of 0.4~0.5h of radio-frequency seasoning, finally cuts
It is cut into the three-dimensional honeycomb ceramic network dry body body that thickness is 6mm~15mm；
Sample is burnt into：Dry body body sample is placed in stove and is roasted by following calcining system；
Heating：With 80~120 DEG C/h then 1400~1600 are warming up to 50~80 DEG C/h by room temperature to 380~420 DEG C
DEG C, then it is warming up to 1700~1900 DEG C with 20~40 DEG C；
Heat preservation：1~3h is kept the temperature at 1700~1900 DEG C；
Cooling：1100~1300 DEG C are cooled to 300 DEG C/h, is then down to 300~500 DEG C with 150 DEG C/h, then with 40~50
DEG C/h is down to room temperature, obtain translucent three-dimensional honeycomb ceramic network finished product；
And including at least Y (NO3)3·6H2O, La (NO3)3·6H2O, Zn (NO3)2·6H2O, Mg (NO3)2·6H2Tetra- kinds of O；More than
Four kinds of sintering aid quality group numbers are 0.3~1.5；
For mixed raw material when vacuum outgas practices processed, vacuum degree is -0.095~-0.099MPa, removes the bubble in pug.
2. the preparation method of the translucent three-dimensional honeycomb ceramic network of visible ray according to claim 1, it is characterised in that：Firing
Using silicon molybdenum rod furnace, sample is protected with hydrogen stream or is roasted under vacuum conditions by calcining system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510613930.9A CN105198474B (en) | 2015-09-23 | 2015-09-23 | A kind of translucent three-dimensional honeycomb ceramic network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510613930.9A CN105198474B (en) | 2015-09-23 | 2015-09-23 | A kind of translucent three-dimensional honeycomb ceramic network |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105198474A CN105198474A (en) | 2015-12-30 |
| CN105198474B true CN105198474B (en) | 2018-06-26 |
Family
ID=54946501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510613930.9A Active CN105198474B (en) | 2015-09-23 | 2015-09-23 | A kind of translucent three-dimensional honeycomb ceramic network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105198474B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105565899A (en) * | 2016-01-25 | 2016-05-11 | 江苏高淳陶瓷股份有限公司 | Preparation method of semitransparent honeycomb ceramic having visible light catalysis function |
| CN111153688A (en) * | 2020-02-17 | 2020-05-15 | 中国工程物理研究院材料研究所 | Preparation method of high-strength semitransparent alumina ceramic |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100412026C (en) * | 2007-03-16 | 2008-08-20 | 江苏高淳陶瓷股份有限公司 | Iolite cellular ceramic and preparation method |
| CN104072111B (en) * | 2013-03-29 | 2016-03-16 | 北京市理化分析测试中心 | A kind of preparation method of cellular alumina pottery |
-
2015
- 2015-09-23 CN CN201510613930.9A patent/CN105198474B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105198474A (en) | 2015-12-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Hubadillah et al. | Fabrications and applications of low cost ceramic membrane from kaolin: A comprehensive review | |
| DE60318062T2 (en) | MULLIT ALUMINUM TITANATE DIESEL EXHAUST GAS FILTER | |
| Liang et al. | Influencing factors on the performance of tubular ceramic membrane supports prepared by extrusion | |
| KR101949299B1 (en) | Ceramic honeycomb filter and its production method | |
| US20190300447A1 (en) | High-temperature Resistant Lightweight Thermal Insulation Material with Dual-pore Structure and Preparation Method Thereof | |
| CN101233090B (en) | Process for producing ceramic honeycomb structure | |
| CN1816379B (en) | Honeycomb filter for clarifying exhaust gas and method for manufacture thereof | |
| CN102630184A (en) | Reticular cordierite composition, article and manufacture thereof | |
| WO2013146954A1 (en) | Porous material and honeycomb structure | |
| CN104446384B (en) | Once fire the method for standby high-strength ceramic film altogether | |
| Kim et al. | Processing and properties of glass-bonded silicon carbide membrane supports | |
| Han et al. | Fabrication of bimodal porous alumina ceramics | |
| KR101591932B1 (en) | Method for manufacturing porous clay-based ceramic membrane with ceramic coating layer and ceramic membrane manufactured thereby | |
| CN105198474B (en) | A kind of translucent three-dimensional honeycomb ceramic network | |
| CN104387111A (en) | Preparation method of high-strength ceramic membrane supporter | |
| JPWO2008044497A1 (en) | Ceramic clay and its use | |
| CN103011893A (en) | Diatomite substrate-shaped ceramic membrane, and preparation method and application thereof | |
| WO2007142921A1 (en) | Cordierite formation | |
| CN108484149A (en) | A kind of NaA molecular sieve film support preparation method | |
| Xu et al. | Fabrication of high performance macroporous tubular silicon carbide gas filters by extrusion method | |
| CN105565899A (en) | Preparation method of semitransparent honeycomb ceramic having visible light catalysis function | |
| CN108479420A (en) | A kind of microfiltration ceramic membrane and preparation method thereof | |
| Sooksaen et al. | The properties of Southern Thailand clay-based porous ceramics fabricated from different pore size templates | |
| CN112661492A (en) | Composition for producing fly ash ceramic membrane, fly ash ceramic membrane and preparation method and application thereof | |
| CN106206928B (en) | A kind of piezoelectricity function porous electrode composite material and preparation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |