CN106747565A - A kind of ceramic material for water filtration and preparation method thereof - Google Patents
A kind of ceramic material for water filtration and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a kind of ceramic material for water filtration, including porous ceramics body and filter component；The filter component is attached in porous ceramics body apertures and surface；The porous ceramics body by following composition by weight each material composition：10 20 parts of 25 40 parts of silicon nitride, 10 15 parts of magnesium titanate, 10 15 parts of vanadium carbide, 8 12 parts of cordierite, 5 10 parts of lanthanum boride, 38 parts of tin indium oxide and itaconate；The filter component includes 36 parts of 58 parts of 2 zinc ethyl hexanoate, 10 20 parts of tetra isopropyl titanate, 47 parts of olefin conversion and lauramide.The present invention obtains the new ceramic material of good filtration effect by the way that filter component, using porous ceramic film material as body, to be attached to hole and the surface of ceramic material.
Description
Technical field
The invention belongs to ceramic material field, more particularly to a kind of ceramic material for water filtration and preparation method thereof.
Background technology
Ceramic material is referred to natural or synthetic compound as raw material, by the preparation of the techniques such as shaping and high temperature sintering
Into a class Inorganic Non-metallic Materials.It has the advantages that high-melting-point, high rigidity, high-wearing feature, high oxidation resistance and it is extensive
It is applied to the various aspects of life.Porous ceramics is then a kind of a kind of ceramic material with open pore size, apparent porosity high,
It has the characteristics that：（1）The porosity is high.The key character of porous ceramics is the stomata of uniform, controllable more in having.Gas
Hole have open pore and closed pore point, open pore has filtering, absorption and sorption, eliminate echo etc. acts on, and gas of remaining silent
Kong Ze is conducive to trap heat, sound and liquid and solia particle to transmit.（2）Intensity is high.Porous ceramic film material is general by gold
Category oxide, silica, carborundum etc. are formed by high-temperature calcination, and these materials have intensity higher in itself, calcined
Raw material granule boundary part occurs to melt and bond in journey, forms the ceramics with higher-strength.（3）Physics and chemical property
Stabilization.Porous ceramic film material can be corroded with acid and alkali resistance, it is also possible to bear high temperature, high pressure, and itself clean state is good, does not result in
Secondary pollution, is a kind of functional material of environmental protection.（4）Filtering accuracy is high, and regenerability is good.As the porous of filtering material
Ceramic material has narrower pore size distribution range and the porosity higher and specific surface area, abundant with ceramic material by filtrate
The polluters such as contact, suspension therein, colloid substances and microorganism are stopped in filter media surface or inside, filter effect
Well.After ceramic foam filter is through use after a while, backwashed with gas or liquid, you can recover former
Some filter capacities.Because it has above-mentioned advantage, go for the secondary filter of various media and separate, gases at high pressure are arranged
Gas noise reduction, gas distribution and electrolyte membrane etc..
Water as resource for the survival of mankind, along with the development and the raising of people's quality of life of society, in water body
The aspect such as purification, treatment increasingly paid attention to by countries in the world.The industrial technology of explosive growth, one side band gives people
Quality of life is increased substantially, however, on the other hand also cause very big pollution to environment, particularly to water pollution.Cause
This, has unusual meaning by the ceramic material for preparing filter water as body with porous ceramic film material.
The content of the invention
For drawbacks described above, it is an object of the invention to provide a kind of ceramic material for water filtration and preparation method thereof,
By the way that filter component, using porous ceramic film material as body, to be attached to hole and the surface of ceramic material, filter effect is obtained
Good new ceramic material.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of ceramic material for water filtration, including porous ceramics body and filter component；The filter component is attached to many
In the ceramic body hole of hole and surface；The porous ceramics body by following composition by weight each material composition：Silicon nitride 25-40
Part, magnesium titanate 10-15 parts, vanadium carbide 10-15 parts, cordierite 8-12 parts, lanthanum boride 5-10 parts, tin indium oxide 3-8 parts and clothing health
Acid esters 10-20 parts；The filter component includes 5-8 parts of 2 ethyl hexanoic acid zinc, tetra isopropyl titanate 10-20 parts, olefin conversion 4-7
Part and lauramide 3-6 parts.
Further, the volume proportion of the filter component and porous ceramics body is 20-40：1.
Further, 35 parts of silicon nitride, 12 parts of magnesium titanate, 14 parts of vanadium carbide, cordierite 10 in the porous ceramics body
Part, 8 parts of lanthanum boride, 5 parts of tin indium oxide and 15 parts of itaconate；7 parts of 2 ethyl hexanoic acid zinc, tetra isopropyl in the filter component
4 parts of 15 parts of titanate esters, 6 parts of olefin conversion and lauramide.
A kind of preparation method of ceramic material for water filtration, comprises the following steps：
S1：The preparation of porous ceramics body：By silicon nitride 25-40 parts, magnesium titanate 10-15 parts, vanadium carbide 10-15 parts, cordierite
8-12 parts, lanthanum boride 5-10 parts, tin indium oxide 3-8 parts mixes and is ground to 100-200 mesh；It is subsequently added itaconate 10-20
The stirring reaction 30-45min part at 80-120 DEG C of temperature；Then by product in 500-600 DEG C of sintering reaction 15- of temperature
20min, then the sintering reaction 1-2h at 1100-1300 DEG C of temperature, the porous ceramics sheet is can obtain after question response cooling
Body；
S2：The preparation of filter component：By 5-8 parts, tetra isopropyl titanate 10-20 parts, olefin conversion 4-7 parts of 2 ethyl hexanoic acid zinc and
Lauramide 3-6 parts of mixing, ultrasonically treated 20-30min, subsequent microwaved 10-15min；Prepare filter component；
S3：The preparation of ceramic material：It is 20-40 according to volume proportion by filter component and porous ceramics body：1 mixing, in temperature
First stirring reaction 20-40min at 120-150 DEG C of degree；Subsequent insulation reaction 1-3h static again；Question response puts reactant after terminating
Enter in Muffle furnace and be calcined 20-35min at 300-400 DEG C of temperature；The ceramic material is can obtain after cooling.
Further, 120 mesh are ground in step S1；The stirring reaction 35min at 105 DEG C of temperature；Then reaction is produced
Thing in 550 DEG C of sintering reaction 15min of temperature, the subsequent sintering reaction 1.5h at 1250 DEG C of temperature.
Further, in step S2 with the ultrasonically treated 25min of power 2500W, the subsequent microwave treatment under power 3500W
15min。
Further, in step S3 at 135 DEG C of temperature first stirring reaction 30min；Static insulation reaction 2h；In Muffle furnace
30min is calcined at 350 DEG C of temperature.
Compared with prior art, its advantage is the present invention：
The preparation method of a kind of ceramic material for water filtration of the present invention, with silicon nitride, magnesium titanate, lanthanum boride and oxidation
The materials such as indium tin are obtained porous ceramic film material body, and filtering group is obtained with materials such as 2 ethyl hexanoic acid zinc, tetra isopropyl titanates
Point, and then both combine the ceramic material obtained for water filtration；The ceramic material compared to existing technologies, is improve at water
The hardness of ceramic material is managed, prevents regenerative process mesopore from caving in；Simultaneously specific surface area increase, aperture increases, specific surface area is
1300-1550m2/ g, pore volume is 1-2.5ml/g, and average pore diameter is 10-15nm, can accommodate more filter components, is improved
Filter efficiency and quality, mushroom sum are decreased obviously.
Specific embodiment
The present invention is further illustrated with reference to embodiments.
Embodiment 1
S1：The preparation of porous ceramics body：By 25 parts of silicon nitride, 10 parts of magnesium titanate, 10 parts of vanadium carbide, 8 parts of cordierite, lanthanum boride
5 parts, 3 parts of tin indium oxide mix and be ground to 100 mesh；It is subsequently added 10 parts of the itaconate stirring reaction at 80 DEG C of temperature
30min；Then by product in 500 DEG C of sintering reaction 15min of temperature, then the sintering reaction 1h at 1100 DEG C of temperature, treats
The porous ceramics body is can obtain after reaction cooling；
S2：The preparation of filter component：By 5 parts of 2 ethyl hexanoic acid zinc, 10 parts of tetra isopropyl titanate, 4 parts of olefin conversion and lauroyl
3 parts of mixing of amine, ultrasonically treated 20min under power 2500W, through power 3500W microwave treatments 10min after；Prepare filtering
Component；
S3：The preparation of ceramic material：It is 20 according to volume proportion by filter component and porous ceramics body：1 mixing, in temperature
First stirring reaction 20min at 120 DEG C；Subsequent insulation reaction 1h static again；Be put into reactant in Muffle furnace after terminating by question response
20min is calcined at 300 DEG C of temperature；The ceramic material is can obtain after cooling.
Above-mentioned ceramic material is detected, is as a result shown：Specific surface area is 1300m2/ g, pore volume is 1ml/g, average pore diameter
It is 10nm, mushroom sum 25CFU/mL.
Embodiment 2
S1：The preparation of porous ceramics body：By 40 parts of silicon nitride, 15 parts of magnesium titanate, 15 parts of vanadium carbide, 12 parts of cordierite, boronation
10 parts of lanthanum, 8 parts of tin indium oxide mix and are ground to 200 mesh；It is subsequently added 20 parts of the itaconate stirring reaction at 120 DEG C of temperature
45min；Then by product in 600 DEG C of sintering reaction 20min of temperature, then the sintering reaction 2h at 1300 DEG C of temperature, treats
The porous ceramics body is can obtain after reaction cooling；
S2：The preparation of filter component：By 8 parts of 2 ethyl hexanoic acid zinc, 20 parts of tetra isopropyl titanate, 7 parts of olefin conversion and lauroyl
6 parts of mixing of amine, ultrasonically treated 30min under power 2500W, through power 3500W microwave treatments 15min after；Prepare filtering
Component；
S3：The preparation of ceramic material：It is 40 according to volume proportion by filter component and porous ceramics body：1 mixing, in temperature
First stirring reaction 40min at 150 DEG C；Subsequent insulation reaction 3h static again；Be put into reactant in Muffle furnace after terminating by question response
35min is calcined at 400 DEG C of temperature；The ceramic material is can obtain after cooling.
Above-mentioned ceramic material is detected, is as a result shown：Specific surface area is 1400m2/ g, pore volume is 1.5ml/g, average Kong Zhi
Footpath is 12nm, mushroom sum 22CFU/mL.
Embodiment 3
S1：The preparation of porous ceramics body：By 30 parts of silicon nitride, 12 parts of magnesium titanate, 12 parts of vanadium carbide, 8 parts of cordierite, lanthanum boride
8 parts, 6 parts of tin indium oxide mix and be ground to 100 mesh；It is subsequently added 12 parts of the itaconate stirring reaction at 90 DEG C of temperature
35min；Then by product in 500 DEG C of sintering reaction 15min of temperature, then the sintering reaction 1h at 1150 DEG C of temperature, treats
The porous ceramics body is can obtain after reaction cooling；
S2：The preparation of filter component：By 6 parts of 2 ethyl hexanoic acid zinc, 12 parts of tetra isopropyl titanate, 5 parts of olefin conversion and lauroyl
4 parts of mixing of amine, ultrasonically treated 25min under power 2500W, through power 3500W microwave treatments 15min after；Prepare filtering
Component；
S3：The preparation of ceramic material：It is 30 according to volume proportion by filter component and porous ceramics body：1 mixing, in temperature
First stirring reaction 30min at 120 DEG C；Subsequent insulation reaction 1.5h static again；Reactant is put into Muffle furnace by question response after terminating
In be calcined 25min at 350 DEG C of temperature；The ceramic material is can obtain after cooling.
Above-mentioned ceramic material is detected, is as a result shown：Specific surface area is 1450m2/ g, pore volume is 2.0ml/g, average Kong Zhi
Footpath is 12.5nm, mushroom sum 20CFU/mL.
Embodiment 4
S1：The preparation of porous ceramics body：By 35 parts of silicon nitride, 14 parts of magnesium titanate, 15 parts of vanadium carbide, 10 parts of cordierite, boronation
10 parts of lanthanum, 4 parts of tin indium oxide mix and are ground to 200 mesh；It is subsequently added 16 parts of the itaconate stirring reaction at 110 DEG C of temperature
45min；Then by product in 600 DEG C of sintering reaction 20min of temperature, then the sintering reaction 2h at 1300 DEG C of temperature, treats
The porous ceramics body is can obtain after reaction cooling；
S2：The preparation of filter component：By 8 parts of 2 ethyl hexanoic acid zinc, 15 parts of tetra isopropyl titanate, 7 parts of olefin conversion and lauroyl
5 parts of mixing of amine, ultrasonically treated 30min under power 2500W, through power 3500W microwave treatments 12min after；Prepare filtering
Component；
S3：The preparation of ceramic material：It is 35 according to volume proportion by filter component and porous ceramics body：1 mixing, in temperature
First stirring reaction 40min at 140 DEG C；Subsequent insulation reaction 2.5h static again；Reactant is put into Muffle furnace by question response after terminating
In be calcined 30min at 450 DEG C of temperature；The ceramic material is can obtain after cooling.
Above-mentioned ceramic material is detected, is as a result shown：Specific surface area is 1500m2/ g, pore volume is 2.3ml/g, average Kong Zhi
Footpath is 13.5nm, mushroom sum 17CFU/mL.
Embodiment 5
S1：The preparation of porous ceramics body：By 35 parts of silicon nitride, 12 parts of magnesium titanate, 14 parts of vanadium carbide, 10 parts of cordierite, boronation
8 parts of lanthanum, 5 parts of tin indium oxide mix and are ground to 120 mesh；It is subsequently added 15 parts of the itaconate stirring reaction at 105 DEG C of temperature
35min；Then by product in 550 DEG C of sintering reaction 15min of temperature, the subsequent sintering reaction 1.5h at 1250 DEG C of temperature,
The porous ceramics body is can obtain after question response cooling；
S2：The preparation of filter component：By 7 parts of 2 ethyl hexanoic acid zinc, 15 parts of tetra isopropyl titanate, 6 parts of olefin conversion and lauroyl
4 parts of mixing of amine, ultrasonically treated 25min under power 2500W, through power 3500W microwave treatments 15min after；Prepare filtering
Component；
S3：The preparation of ceramic material：It is 30 according to volume proportion by filter component and porous ceramics body：1 mixing, in temperature
First stirring reaction 30min at 135 DEG C；Subsequent insulation reaction 2h static again；Be put into reactant in Muffle furnace after terminating by question response
30min is calcined at 350 DEG C of temperature；The ceramic material is can obtain after cooling.
Above-mentioned ceramic material is detected, is as a result shown：Specific surface area is 1550m2/ g, pore volume is 2.5ml/g, average Kong Zhi
Footpath is 15nm, mushroom sum 15CFU/mL.
The specific surface area for being used for the ceramic material of Water warfare in the prior art is 780m2/ g, pore volume is 0.6ml/g, averagely
Bore dia is 7nm, mushroom sum 50CFU/mL；By contrast, ceramic material property of the present invention is significantly improved.
The invention is not restricted to embodiment here, those skilled in the art's announcement of the invention does not depart from the present invention
The improvement and modification that category is made all should be within protection scope of the present invention.
Claims (7)
1. a kind of ceramic material for water filtration, it is characterised in that including porous ceramics body and filter component；The filtering
Component is attached in porous ceramics body apertures and surface；The porous ceramics body by following composition by weight each material composition：
Silicon nitride 25-40 parts, magnesium titanate 10-15 parts, vanadium carbide 10-15 parts, cordierite 8-12 parts, lanthanum boride 5-10 parts, tin indium oxide
3-8 parts and itaconate 10-20 parts；The filter component includes 5-8 parts of 2 ethyl hexanoic acid zinc, tetra isopropyl titanate 10-20
Part, olefin conversion 4-7 parts and lauramide 3-6 parts.
2. a kind of ceramic material for water filtration according to claim 1, it is characterised in that the filter component and many
The volume proportion of hole ceramic body is 20-40：1.
3. a kind of ceramic material for water filtration according to claim 1 and 2, it is characterised in that the porous ceramics
35 parts of silicon nitride, 12 parts of magnesium titanate, 14 parts of vanadium carbide, 10 parts of cordierite, 8 parts of lanthanum boride, 5 parts of tin indium oxide and clothing health in body
15 parts of acid esters；7 parts of 2 ethyl hexanoic acid zinc, 15 parts of tetra isopropyl titanate, 6 parts of olefin conversion and lauramide in the filter component
4 parts.
4. the preparation method of a kind of ceramic material for water filtration, it is characterised in that comprise the following steps：
S1：The preparation of porous ceramics body：By silicon nitride 25-40 parts, magnesium titanate 10-15 parts, vanadium carbide 10-15 parts, cordierite
8-12 parts, lanthanum boride 5-10 parts, tin indium oxide 3-8 parts mixes and is ground to 100-200 mesh；It is subsequently added itaconate 10-20
The stirring reaction 30-45min part at 80-120 DEG C of temperature；Then by product in 500-600 DEG C of sintering reaction 15- of temperature
20min, then the sintering reaction 1-2h at 1100-1300 DEG C of temperature, the porous ceramics sheet is can obtain after question response cooling
Body；
S2：The preparation of filter component：By 5-8 parts, tetra isopropyl titanate 10-20 parts, olefin conversion 4-7 parts of 2 ethyl hexanoic acid zinc and
Lauramide 3-6 parts of mixing, ultrasonically treated 20-30min, subsequent microwaved 10-15min；Prepare filter component；
S3：The preparation of ceramic material：It is 20-40 according to volume proportion by filter component and porous ceramics body：1 mixing, in temperature
First stirring reaction 20-40min at 120-150 DEG C of degree；Subsequent insulation reaction 1-3h static again；Question response puts reactant after terminating
Enter in Muffle furnace and be calcined 20-35min at 300-400 DEG C of temperature；The ceramic material is can obtain after cooling.
5. a kind of preparation method of ceramic material for water filtration according to claim 4, it is characterised in that step S1
In be ground to 120 mesh；The stirring reaction 35min at 105 DEG C of temperature；Then by product in 550 DEG C of sintering reactions of temperature
15min, then the sintering reaction 1.5h at 1250 DEG C of temperature.
6. a kind of preparation method of ceramic material for water filtration according to claim 4, it is characterised in that step S2
In with the ultrasonically treated 25min of power 2500W, the subsequent microwave treatment 15min under power 3500W.
7. a kind of preparation method of ceramic material for water filtration according to claim 4, it is characterised in that step S3
In at 135 DEG C of temperature first stirring reaction 30min；Static insulation reaction 2h；In Muffle furnace 30min is calcined at 350 DEG C of temperature.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704380A (en) * | 2018-05-29 | 2018-10-26 | 沈阳理工大学 | A kind of preparation method of water process porcelain sand filter material |
| CN109694254A (en) * | 2017-10-24 | 2019-04-30 | 中国科学院上海硅酸盐研究所 | A method of compact silicon nitride ceramics are prepared using single sintering aid is normal pressure-sintered |
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2016
- 2016-12-14 CN CN201611154074.6A patent/CN106747565A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109694254A (en) * | 2017-10-24 | 2019-04-30 | 中国科学院上海硅酸盐研究所 | A method of compact silicon nitride ceramics are prepared using single sintering aid is normal pressure-sintered |
| CN108704380A (en) * | 2018-05-29 | 2018-10-26 | 沈阳理工大学 | A kind of preparation method of water process porcelain sand filter material |
| CN108704380B (en) * | 2018-05-29 | 2020-08-04 | 沈阳理工大学 | Preparation method of porcelain sand filter material for water treatment |
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