CN101293784A - Method of preparing multi-gas hole ceramic - Google Patents
Method of preparing multi-gas hole ceramic Download PDFInfo
- Publication number
- CN101293784A CN101293784A CNA2007100543012A CN200710054301A CN101293784A CN 101293784 A CN101293784 A CN 101293784A CN A2007100543012 A CNA2007100543012 A CN A2007100543012A CN 200710054301 A CN200710054301 A CN 200710054301A CN 101293784 A CN101293784 A CN 101293784A
- Authority
- CN
- China
- Prior art keywords
- slip
- weighing
- take
- agent
- powder
- 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.)
- Granted
Links
Abstract
The invention discloses a manufacturing method of porous ceramic, which comprises weighing quantitative matrix powder material, ceramic binder and water according to weight parts, soaking the binder for 1-3 hours, adding the matrix powder material, and mixing in a mixing pot for 20-40 min; and diluting with water, mixing, foaming, demolding, sintering, etc. The pores are formed by O2 which is the resolvent of H2O2. The manufacturing method has the advantages of simple process, no pollution and low firing temperature. Thus, various coarse granule matrix powder materials which are difficult to sinter can be used owing to low firing temperature. The obtained porous ceramic has larger diameter, uniform distribution, round or elliptic shape, and high billet strength.
Description
Technical field
The present invention relates to a kind of process for preparing ceramic, especially relate to a kind of method of preparing multi-gas hole ceramic.
Background technology
The multi-gas hole ceramic material is mainly used in filtration, sound insulation, aspect such as heat insulation.At present, the method that domestic and international manufacturing multi-gas hole ceramic is taked mainly contains two kinds: a kind of is to add pore-forming material in the ceramic slurry (or matrix powder), as essence how, nut-shell, charcoal and organism obtain pore, another kind is that the employing polyurethane foam plastic is a presoma, the method of dipping ceramic slurry obtains pore, and pore-forming material or presoma are burnt when the base substrate high temperature sintering.Problems such as it is more loaded down with trivial details that aforesaid method exists operation, and the matrix powder particle requirement is thin, and environment easily pollutes, and blank strength was low when sintering temperature height, pore were big.
Summary of the invention
Purpose of the present invention just is to provide a kind of operation simple, pollution-free, can use the coarse particles matrix powder, and firing temperature is low, and can obtain the method for preparing multi-gas hole ceramic of higher-strength, gross blow hole.。
Purpose of the present invention can realize by following measure:
The inventive method may further comprise the steps:
A, by weight, take by weighing the matrix powder of quantitative 5kg-10kg, matrix powder can be any one or more combination in lapis amiridis, aluminum oxide powder, carborundum powder, silicon nitride powder, the silica powder, take by weighing the ceramic bond of 10-50% weight ratio, ceramic bond is formulated by clay, feldspar, take by weighing the water of 25-50% weight ratio, wedding agent is soaked 1--3 hour after, add matrix powder and in the batch mixing pot, mixed 20--40 minute;
B, take by weighing the slip stablizer of 0.2-0.5% slip weight percent, with joining in the slip after the dilution of 50-200ml water;
C, take by weighing the agent of touching of 0.5-3g, its weight percent is the 1-3% of whipping agent weight, joins in the slip, mixes 5 minutes;
D, take by weighing quantitative whipping agent, its consumption is per kilogram slip 2-10ml.Take by weighing the foaming stabiliser A of 2-3% of whipping agent weight and the foaming stabiliser B of whipping agent volume 100-200%, above-mentioned materials is put into joined slip after beaker mixes, mixed 1-3 minute;
E, the above-mentioned slip that mixes is injected in the mould that has the plasterboard base, placed 12-16 hour, be the foaming phase in 20--50 minute before wherein;
F, with the above-mentioned mould that has produced the wet base of pore, move to kiln after dry 24-36 under 50--60 ℃ the temperature condition hour, slough mould, under 120--140 ℃ of condition dry 72-96 hour then, can obtain the multi-gas hole ceramic blank.
G, blank is put into kiln sintering under 1280-1300 ℃ of condition.
Slip stablizer among the present invention is CaSO4, and touching agent is FeSO4NH3H
2O;
Whipping agent is H
2O
2, foaming stabiliser A is C9H7NO, foaming stabiliser B is CH3COOH; Corresponding solid-state stablizer and touch agent and should use water-soluble back, liquid stabilizer can directly use; Amount of water is the 25%-50% of matrix powder and wedding agent gross weight.
The present invention is owing to adopt aforesaid method technology, and make it to have following advantage: operation is simple, and the formation of pore is by H
2O
2Resolvent O2 produces, and is pollution-free, the low coarse particles matrix powder that can use multiple hard-to-sinter of firing temperature, and it is bigger to obtain to have diameter, is evenly distributed, and is shaped as circle or ellipse, and the multi-gas hole ceramic of blank strength.
Embodiment
The present invention does with detailed description below in conjunction with drawings and Examples:
Embodiment 1
The inventive method may further comprise the steps:
A, by weight, take by weighing the matrix powder of quantitative 5kg, matrix powder can be any one or more combination in lapis amiridis, aluminum oxide powder, carborundum powder, silicon nitride powder, the silica powder, take by weighing the ceramic bond of 10-50% weight ratio, ceramic bond is formulated by clay, feldspar, take by weighing the water of 25% weight ratio, the wedding agent immersion after 1 hour, is added matrix powder and mixed 20 minutes in the batch mixing pot;
B, take by weighing the slip stablizer of 0.2% slip weight percent, with joining in the slip after the dilution of 50ml water;
C, take by weighing the agent of touching of 0.5g, its weight percent is 1% of a whipping agent weight, joins in the slip, mixes 3 minutes;
D, take by weighing quantitative whipping agent, its consumption is per kilogram slip 2ml.Take by weighing 2% the foaming stabiliser A of whipping agent weight and the foaming stabiliser B of whipping agent volume 100%, above-mentioned materials is put into joined slip after beaker mixes, mixed 1 minute;
E, the above-mentioned slip that mixes is injected in the mould that has the plasterboard base, placed 12 hours, be the foaming phase in wherein preceding 20 minutes;
F, with the above-mentioned mould that has produced the wet base of pore, move to kiln after under 50 ℃ the temperature condition dry 24 hours, slough mould, under 120 ℃ of conditions dry 72 hours then, can obtain the multi-gas hole ceramic blank.
G, blank is put into kiln sintering under 1280 ℃ of conditions.
Slip stablizer among the present invention is CaSO4, and touching agent is FeSO4NH3H
2O;
Whipping agent is H
2O
2, foaming stabiliser A is C9H7NO, foaming stabiliser B is CH3COOH; Corresponding solid-state stablizer and touch agent and should use water-soluble back, liquid stabilizer can directly use; Amount of water is 25% of matrix powder and a wedding agent gross weight.
Embodiment 2
The inventive method may further comprise the steps:
A, by weight, take by weighing the matrix powder of quantitative 6kg, matrix powder can be any one or more combination in lapis amiridis, aluminum oxide powder, carborundum powder, silicon nitride powder, the silica powder, take by weighing the ceramic bond of 15% weight ratio, ceramic bond is formulated by clay, feldspar, take by weighing the water of 30% weight ratio, the wedding agent immersion after 1.2 hours, is added matrix powder and mixed 25 minutes in the batch mixing pot;
B, take by weighing the slip stablizer of 0.25% slip weight percent, with joining in the slip after the dilution of 60ml water;
C, take by weighing the agent of touching of 0.8g, its weight percent is 1.3% of a whipping agent weight, joins in the slip, mixes 5 minutes;
D, take by weighing quantitative whipping agent, its consumption is per kilogram slip 3ml.Take by weighing 2.2% the foaming stabiliser A of whipping agent weight and the foaming stabiliser B of whipping agent volume 120%, above-mentioned materials is put into joined slip after beaker mixes, mixed 1.3 minutes;
E, the above-mentioned slip that mixes is injected in the mould that has the plasterboard base, placed 12.5 hours, be the foaming phase in wherein preceding 25 minutes;
F, with the above-mentioned mould that has produced the wet base of pore, move to kiln after under 52 ℃ the temperature condition dry 26 hours, slough mould, under 125 ℃ of conditions dry 76 hours then, can obtain the multi-gas hole ceramic blank.
G, blank is put into kiln sintering under 1285 ℃ of conditions.
Slip stablizer among the present invention is CaSO4, and touching agent is FeSO4NH3H
2O;
Whipping agent is H
2O
2, foaming stabiliser A is C9H7NO, foaming stabiliser B is CH3COOH; Corresponding solid-state stablizer and touch agent and should use water-soluble back, liquid stabilizer can directly use; Amount of water is 30% of matrix powder and a wedding agent gross weight.
Embodiment 3
The inventive method may further comprise the steps:
A, by weight, take by weighing the matrix powder of quantitative 7kg, matrix powder can be any one or more combination in lapis amiridis, aluminum oxide powder, carborundum powder, silicon nitride powder, the silica powder, take by weighing the ceramic bond of 25% weight ratio, ceramic bond is formulated by clay, feldspar, take by weighing the water of 30% weight ratio, the wedding agent immersion after 1.5 hours, is added matrix powder and mixed 30 minutes in the batch mixing pot;
B, take by weighing the slip stablizer of 0.3% slip weight percent, with joining in the slip after the dilution of 80ml water;
C, take by weighing the agent of touching of 1.5g, its weight percent is 2 of a whipping agent weight, joins in the slip, mixes 6 clocks;
D, take by weighing quantitative whipping agent, its consumption is per kilogram slip 5ml.Take by weighing 2.6% the foaming stabiliser A of whipping agent weight and the foaming stabiliser B of whipping agent volume 150, above-mentioned materials is put into joined slip after beaker mixes, mix 2 clocks;
E, the above-mentioned slip that mixes is injected in the mould that has the plasterboard base, placed 14 o'clock, wherein preceding 30 clocks are the foaming phase;
F, with the above-mentioned mould that has produced the wet base of pore, move to kiln under the temperature condition of 55C after dry 30, slough mould, dry 80 under 13 ℃ of conditions then, can obtain the multi-gas hole ceramic blank.
G, blank is put into kiln sintering under 1290 ℃ of conditions.
Slip stablizer among the present invention is CaSO4, and touching agent is FeSO4NH3H
2O;
Whipping agent is H
2O
2, foaming stabiliser A is C9H7NO, foaming stabiliser B is CH3COOH; Corresponding solid-state stablizer and touch agent and should use water-soluble back, liquid stabilizer can directly use; Amount of water is 40% of matrix powder and a wedding agent gross weight.
Embodiment 4
The inventive method may further comprise the steps:
A, by weight, take by weighing the matrix powder of quantitative 8kg, matrix powder can be any one or more combination in lapis amiridis, aluminum oxide powder, carborundum powder, silicon nitride powder, the silica powder, take by weighing the ceramic bond of 40% weight ratio, ceramic bond is formulated by clay, feldspar, take by weighing the water of 40% weight ratio, the wedding agent immersion after 2.5 hours, is added matrix powder and mixed 35 minutes in the batch mixing pot;
B, take by weighing the slip stablizer of 0.4% slip weight percent, with joining in the slip after the dilution of 150ml water;
C, take by weighing the agent of touching of 2.5g, its weight percent is 2.3% of a whipping agent weight, joins in the slip, mixes 8 minutes;
D, take by weighing quantitative whipping agent, its consumption is per kilogram slip 9ml.Take by weighing 2.8% the foaming stabiliser A of whipping agent weight and the foaming stabiliser B of whipping agent volume 180%, above-mentioned materials is put into joined slip after beaker mixes, mixed 2.8 minutes;
E, the above-mentioned slip that mixes is injected in the mould that has the plasterboard base, placed 15 hours, be the foaming phase in wherein preceding 46 minutes;
F, with the above-mentioned mould that has produced the wet base of pore, move to kiln after under 58 ℃ the temperature condition dry 30 hours, slough mould, under 138 ℃ of conditions dry 90 hours then, can obtain the multi-gas hole ceramic blank.
G, blank is put into kiln sintering under 1295 ℃ of conditions.
Slip stablizer among the present invention is CaSO4, and touching agent is FeSO4NH3H
2O;
Whipping agent is H
2O
2, foaming stabiliser A is C9H7NO, foaming stabiliser B is CH3COOH; Corresponding solid-state stablizer and touch agent and should use water-soluble back, liquid stabilizer can directly use; Amount of water is 48% of matrix powder and a wedding agent gross weight.
Embodiment 5
The inventive method may further comprise the steps:
A, by weight, take by weighing the matrix powder of quantitative 10kg, matrix powder can be any one or more combination in lapis amiridis, aluminum oxide powder, carborundum powder, silicon nitride powder, the silica powder, take by weighing the ceramic bond of 50% weight ratio, ceramic bond is formulated by clay, feldspar, take by weighing the water of 50% weight ratio, the wedding agent immersion after 3 hours, is added matrix powder and mixed 40 minutes in the batch mixing pot;
B, take by weighing the slip stablizer of 0.5% slip weight percent, with joining in the slip after the dilution of 200ml water;
C, take by weighing the agent of touching of 3g, its weight percent is 3% of a whipping agent weight, joins in the slip, mixes 5 minutes;
D, take by weighing quantitative whipping agent, its consumption is per kilogram slip 10ml.Take by weighing 3% the foaming stabiliser A of whipping agent weight and the foaming stabiliser B of whipping agent volume 200%, above-mentioned materials is put into joined slip after beaker mixes, mixed 3 minutes;
E, the above-mentioned slip that mixes is injected in the mould that has the plasterboard base, placed 16 hours, be the foaming phase in-50 minutes before wherein;
F, with the above-mentioned mould that has produced the wet base of pore, move to kiln after under 60 ℃ the temperature condition dry 36 hours, slough mould, under 140 ℃ of conditions dry 96 hours then, can obtain the multi-gas hole ceramic blank.
G, blank is put into kiln sintering under 1300 ℃ of conditions.
Slip stablizer among the present invention is CaSO4, and touching agent is FeSO4NH3H
2O;
Whipping agent is H
2O
2, foaming stabiliser A is C9H7NO, foaming stabiliser B is CH3COOH; Corresponding solid-state stablizer and touch agent and should use water-soluble back, liquid stabilizer can directly use; Amount of water is 50% of matrix powder and a wedding agent gross weight.
Embodiment 6
The inventive method may further comprise the steps:
A, by weight, take by weighing the matrix powder of quantitative 9kg, matrix powder can be any one or more combination in lapis amiridis, aluminum oxide powder, carborundum powder, silicon nitride powder, the silica powder, take by weighing the ceramic bond of 35% weight ratio, ceramic bond is formulated by clay, feldspar, take by weighing the water of 36% weight ratio, the wedding agent immersion after 2 hours, is added matrix powder and mixed 30 minutes in the batch mixing pot;
B, take by weighing the slip stablizer of 0.4% slip weight percent, with joining in the slip after the dilution of 180ml water;
C, take by weighing the agent of touching of 2.8g, its weight percent is 3% of a whipping agent weight, joins in the slip, mixes 5 minutes;
D, take by weighing quantitative whipping agent, its consumption is per kilogram slip 90ml.Take by weighing 2.8% the foaming stabiliser A of whipping agent weight and the foaming stabiliser B of whipping agent volume 180%, above-mentioned materials is put into joined slip after beaker mixes, mixed 2.8 minutes;
E, the above-mentioned slip that mixes is injected in the mould that has the plasterboard base, placed 15 hours, be the foaming phase in wherein preceding 45 minutes;
F, with the above-mentioned mould that has produced the wet base of pore, move to kiln after under 56 ℃ the temperature condition dry 30 hours, slough mould, under 130 ℃ of conditions dry 85 hours then, can obtain the multi-gas hole ceramic blank.
G, blank is put into kiln sintering under 1290 ℃ of conditions.
Slip stablizer among the present invention is CaSO4, and touching agent is FeSO4NH3H
2O;
Whipping agent is H
2O
2, foaming stabiliser A is C9H7NO, foaming stabiliser B is CH3COOH; Corresponding solid-state stablizer and touch agent and should use water-soluble back, liquid stabilizer can directly use; Amount of water is 40% of matrix powder and a wedding agent gross weight.
Embodiment 7:
The present invention includes following steps
A, to take by weighing granularity be 80
#White fused alumina 3.75kg, ceramic bond 1.25kg, water 1.45kg put into bell batch mixing pot and mixed 30 minutes.
B, take by weighing slip stablizer CaSO4150g and be dissolved in joining in the 100ml water in the blended slip and mixed 5 minutes.
C, take by weighing and touch agent FeSO4NH3H
2O 0.6g is dissolved in the 50ml water, joins in the slip to mix 5 minutes.
D, take by weighing blowing agent H
2O
230ml, foaming stabiliser C9H7NO 6g, CH3COOH 45ml.
Put into beaker and be mixed to join slip, continue to mix 2 minutes.
E, the mould that the above-mentioned slip that mixes is injected band gypsum base plate were placed 12 hours.
F, the mould that has produced the wet base of pore will be housed move in kiln after under 50 ℃ the condition dry 24 hours, slough mould, under 130 ℃ condition dry 72 hours then, can obtain the multi-gas hole ceramic blank.
G, blank is put into kiln sintering under 1280 ℃ of-1300 ℃ of conditions.
The void content of the porous ceramics that obtains is 60.37%, pore diameter range 2-3mm, shape circle, ellipse, base substrate proportion 1.18g/Cm
3, intensity 5.7Mpa.
Embodiment 8: the present invention includes following steps
A, take by weighing the Al203 powder 3.5kg that granularity is 280#, ceramic bond 1.5kg, water 2kg put into bell batch mixing pot and mixed 30 minutes.
B, take by weighing slip stablizer CaSO4 200g and be dissolved in joining in the 150ml water in the blended slip and mixed 5 minutes.
C, take by weighing and touch agent FeSO4NH3H
2O 1g
D, take by weighing blowing agent H
2O
245ml, foaming stabiliser C9H7NO 9g, CH3COOH 70ml puts into beaker and is mixed to join slip, continues to mix 3 minutes.
E, the mould that the above-mentioned slip that mixes is injected band gypsum base plate were placed 16 hours.
F, the mould that has produced the wet base of pore will be housed move in kiln after under 50 ℃ the condition dry 20 hours, slough mould, under 130 ℃ condition dry 96 hours then, can obtain the multi-gas hole ceramic blank.
G, blank is put into kiln sintering under 1280 ℃ of-1300 ℃ of conditions.
The void content of the porous ceramics that obtains is 79.68%, pore diameter range 2-3mm, shape circle, ellipse, base substrate proportion 0.79g/Cm3, intensity 5.9Mpa.
Example 9, the present invention includes following steps
A, to take by weighing granularity be 120
#Silicon carbide (sic) 4kg, ceramic bond 1kg, water 1.65kg put into bell batch mixing pot and mixed 30 minutes.
B, take by weighing slip stablizer CaSO4 150g and be dissolved in joining in the 100ml water in the blended slip and mixed 5 minutes.
C, take by weighing and touch agent FeSO4 0.4g and be dissolved in the 50ml water, join in the slip and mixed 5 minutes.
D, take by weighing blowing agent H
2O
220ml, foaming stabiliser C9H7NO 4g, CH3COOH 30ml put into beaker and mix, and join in the slip, continue to mix 3 minutes.
E, the mould that the above-mentioned slip that mixes is injected band gypsum base plate were placed 12 hours.
F, the mould that has produced the wet base of pore will be housed move in kiln after under 50 ℃ the condition dry 16 hours, slough mould, under 130 ℃ condition dry 72 hours then, can obtain the multi-gas hole ceramic blank.
G, blank is put into kiln sintering under 1280 ℃ of-1300 ℃ of conditions.
The void content of the porous ceramics that obtains is 48.35%, pore diameter range 1-2mm, shape circle, ellipse, base substrate proportion 1.16g/Cm3, intensity 5.3Mpa.
Claims (1)
1, a kind of method of preparing multi-gas hole ceramic, it is characterized in that: the inventive method may further comprise the steps:
A, by weight, take by weighing the matrix powder of quantitative 5kg-10kg, matrix powder can be any one or more combination in lapis amiridis, aluminum oxide powder, carborundum powder, silicon nitride powder, the silica powder, take by weighing the ceramic bond of 10-50% weight ratio, ceramic bond is formulated by clay, feldspar, take by weighing the water of 25-50% weight ratio, wedding agent is soaked 1--3 hour after, add matrix powder and in the batch mixing pot, mixed 20--40 minute;
B, take by weighing the slip stablizer of 0.2-0.5% slip weight percent, with joining in the slip after the dilution of 50-200ml water;
C, take by weighing the agent of touching of 0.5-3g, its weight percent is the 1-3% of whipping agent weight, joins in the slip, mixes 3-10 minute;
D, take by weighing quantitative whipping agent, its consumption is per kilogram slip 2-10ml.Take by weighing the foaming stabiliser A of 2-3% of whipping agent weight and the foaming stabiliser B of whipping agent volume 100-200%, above-mentioned materials is put into joined slip after beaker mixes, mixed 1-3 minute;
E, the above-mentioned slip that mixes is injected in the mould that has the plasterboard base, placed 12-16 hour, be the foaming phase in 20--50 minute before wherein;
F, with the above-mentioned mould that has produced the wet base of pore, move to kiln after dry 24-36 under 50--60 ℃ the temperature condition hour, slough mould, under 120--140 ℃ of condition dry 72-96 hour then, can obtain the multi-gas hole ceramic blank;
G, blank is put into kiln sintering under 1280-1300 ℃ of condition;
Slip stablizer among the present invention is CaSO4, and touching agent is FeSO4NH3H
2O;
Whipping agent is H
2O
2, foaming stabiliser A is C9H7NO, foaming stabiliser B is CH3COOH; Corresponding solid-state stablizer and touch agent and should use water-soluble back, liquid stabilizer can directly use; Amount of water is the 25%-50% of matrix powder and wedding agent gross weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100543012A CN101293784B (en) | 2007-04-25 | 2007-04-25 | Method of preparing multi-gas hole ceramic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100543012A CN101293784B (en) | 2007-04-25 | 2007-04-25 | Method of preparing multi-gas hole ceramic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101293784A true CN101293784A (en) | 2008-10-29 |
| CN101293784B CN101293784B (en) | 2011-09-28 |
Family
ID=40064365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100543012A Expired - Fee Related CN101293784B (en) | 2007-04-25 | 2007-04-25 | Method of preparing multi-gas hole ceramic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101293784B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101955371A (en) * | 2010-04-20 | 2011-01-26 | 无锡南理工科技发展有限公司 | Method for preparing closed pore foam ceramic |
| CN101560112B (en) * | 2009-04-24 | 2013-03-13 | 杭州民生陶瓷有限公司 | High-performance light vitreous foam ceramic tile and preparation process thereof |
| CN106206050A (en) * | 2016-06-29 | 2016-12-07 | 南京邮电大学 | A kind of laser reduction prepares the method for porous graphene |
| CN106495738A (en) * | 2016-10-25 | 2017-03-15 | 中电声韵声学工程技术(北京)有限公司 | A kind of ceramic sound-absorbing material and preparation method thereof and purposes |
| CN107319948A (en) * | 2017-08-09 | 2017-11-07 | 泾县信达工贸有限公司 | It is a kind of not glue nontoxic inner container of electric cooker coating |
| CN109265136A (en) * | 2018-09-05 | 2019-01-25 | 东莞市正品五金电子有限公司 | A method of ceramics are produced using waste sand of quartz |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1319906C (en) * | 2005-10-27 | 2007-06-06 | 中材高新材料股份有限公司 | Low dielectric, wave-transparent porous ceramic material and preparation process thereof |
| CN100427434C (en) * | 2006-03-24 | 2008-10-22 | 清华大学 | Method for preparing ceramic with pore gradient |
-
2007
- 2007-04-25 CN CN2007100543012A patent/CN101293784B/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101560112B (en) * | 2009-04-24 | 2013-03-13 | 杭州民生陶瓷有限公司 | High-performance light vitreous foam ceramic tile and preparation process thereof |
| CN101955371A (en) * | 2010-04-20 | 2011-01-26 | 无锡南理工科技发展有限公司 | Method for preparing closed pore foam ceramic |
| CN101955371B (en) * | 2010-04-20 | 2012-09-12 | 南京理工大学 | Method for preparing closed pore foam ceramic |
| CN106206050A (en) * | 2016-06-29 | 2016-12-07 | 南京邮电大学 | A kind of laser reduction prepares the method for porous graphene |
| CN106495738A (en) * | 2016-10-25 | 2017-03-15 | 中电声韵声学工程技术(北京)有限公司 | A kind of ceramic sound-absorbing material and preparation method thereof and purposes |
| CN106495738B (en) * | 2016-10-25 | 2019-04-16 | 中电声韵声学工程技术(北京)有限公司 | A kind of ceramic sound-absorbing material and preparation method thereof and purposes |
| CN107319948A (en) * | 2017-08-09 | 2017-11-07 | 泾县信达工贸有限公司 | It is a kind of not glue nontoxic inner container of electric cooker coating |
| CN109265136A (en) * | 2018-09-05 | 2019-01-25 | 东莞市正品五金电子有限公司 | A method of ceramics are produced using waste sand of quartz |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101293784B (en) | 2011-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101293784B (en) | Method of preparing multi-gas hole ceramic | |
| CN101492276B (en) | Novel clay soil polyporous materials and method of producing the same | |
| CN108610050A (en) | A kind of porous silicon carbide ceramic and preparation method thereof | |
| CN102942376B (en) | anorthite light refractory brick and preparation method thereof | |
| CN105541306B (en) | A kind of aluminium oxide closed cell foamed ceramics and preparation method thereof of alumina fibre enhancing | |
| CN103224405B (en) | Method for preparing silicon nitride foam ceramic | |
| CN101948316B (en) | Preparation method of ceramic filtration supporter | |
| MX2010001498A (en) | Porous ceramic bodies and process for their preparation. | |
| CN103833399B (en) | anorthite light refractory brick and preparation method thereof | |
| CN102126866A (en) | High-purity silica refractory material and production process thereof | |
| CN106587926A (en) | Preparation method of water-permeable ceramic brick | |
| CN105884394A (en) | Method of preparing porous silicon carbide support at low temperature | |
| CN103787691A (en) | Preparation method of alumina foam ceramic | |
| CN104311134B (en) | A kind of preparation method of silicon nitride combined silicon carbide foamed ceramics | |
| CN104016710A (en) | Light thermal insulation concrete block and preparation method thereof | |
| KR101306934B1 (en) | Composition for environment-friendly porous ceramic balls, porous ceramic balls manufactured therewith and preparation method thereof | |
| CN101182231A (en) | Inorganic binder, preparation method and its application in preparation of porous ceramics | |
| CN102531642A (en) | Brick for ceramic burner and manufacturing method | |
| CN108911726A (en) | A kind of gangue-permeable Ceramic Tiles of desulfurized gypsum-calcium carbonate system and preparation method thereof | |
| CN111018487A (en) | Preparation method of foamed ceramic with microporous ceramic as matrix | |
| EP2076471A1 (en) | The manufacturing method of construction materials using waterworks sludge | |
| CN103483531A (en) | Polyurethane foam material prepared from bean pulp | |
| CN111393156A (en) | Preparation method of cordierite porous ceramic | |
| CN101530701B (en) | Preparation method for silicon carbide candled filter | |
| CN104030721B (en) | A kind of preparation method of low sintering porous silicon carbide ceramic |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20170425 |