CN110386812A - A kind of preparation method of high temperature resistance and high strength heat resisting porcelain - Google Patents
A kind of preparation method of high temperature resistance and high strength heat resisting porcelain Download PDFInfo
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- CN110386812A CN110386812A CN201910787224.4A CN201910787224A CN110386812A CN 110386812 A CN110386812 A CN 110386812A CN 201910787224 A CN201910787224 A CN 201910787224A CN 110386812 A CN110386812 A CN 110386812A
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Abstract
The present invention relates to a kind of preparation methods of high temperature resistance and high strength heat resisting porcelain, belong to technical field of inorganic nonmetallic materials.Bagasse is mixed drying with rice straw first by the present invention, crushing and mixed in hydrochloric acid after drying, filtration washing obtains organic mixture after mixing, then organic mixture is mixed with sodium hydroxide solution, aluminium powder hybrid reaction is added after stirring, modified slurries are made, then citric acid solution reaction is added, potassium permanganate reaction is added, it is concentrated after reaction and concentration reaction product is made, it then carries out high-temperature process and hot carbon fiber is made, finally by hot carbon fiber and feldspar, talcum and other material mixed grindings, compression moulding, high temperature resistance and high strength heat resisting porcelain is made in high-temperature roasting, the present invention extracts plant fiber component from bagasse and rice straw, the structural strength of heat resisting porcelain is improved using the cementation between fibre composition and other ingredients, the structural strength of aluminium ion reinforcing fiber is re-introduced into fiber, before wide application Scape.
Description
Technical field
The present invention relates to a kind of preparation methods of high temperature resistance and high strength heat resisting porcelain, belong to inorganic non-metallic material technology neck
Domain.
Background technique
Ceramics are to be made using natural clay and various natural minerals as primary raw material by crushing to be kneaded, form and calcine
Material various products；People were referred to as the article fired in special kiln high temperature being fabricated to clay and made pottery in the past
Porcelain, ceramics are the general names of pottery and porcelain, and ceramic traditional concept refers to all using Inorganic nonmetal minerals such as clays as raw material
Artificial industrial products, it includes that the mixture by clay or containing clay is kneaded, forming, calcining and manufactured various systems
Product, its range is belonged to most fine fine pottery and porcelain by most coarse earthenware, and ceramic product has certain absorption to water
Penetrating power can generate certain expansion if water is sucked into ceramics, be easy to make the glaze of ceramic surface to be cracked because of expansion,
The underproof product of water absorption rate easily causes green body moisture expantion after absorbing moisture in use, it is possible to create crackle.
With the development of society, the improvement of people's living standards, the requirement to ceramic article is also more improved, existing heat
Conduction and thermal shock resistance are poor, can not adapt to various heat sources, thus are unable to satisfy the needs of various forms culinary art, are heat in chilling
Under environment, it is easily broken damage.
The research of high heat resistance porcelain is always a problem of field of household ceramic, and existing heat-stable ceramic product has such as
Lower disadvantage: first is that heat resisting temperature is typically only capable to reach 400-500 DEG C, consumer is when using such ceramic, usually food materials
Fast ripe, ceramic is also just split, and not only wastes food materials, it may have great security risk；Second is that thermal expansion coefficient is higher,
It is 2-4 × 10-6/ DEG C, thermal shock resistance is poor, and heat exchange is easily broken, cannot be compared with using under harsh environment.Application
People has carried out constituent analysis to the existing heat-stable ceramic product in Dehua area, find aluminium in common heat-stable ceramic product raw material,
The component ratio of silicon, magnesium and lithium is about 24-26: 60-62: 2-4: 1-2.
Therefore need to invent a kind of shock resistance, the good excellent heat resisting porcelain of high temperature resistance simultaneously of compressive property.
Summary of the invention
The technical problems to be solved by the invention: it is easy to crack under the high temperature conditions for current heat resisting porcelain, under mechanical property
The defect that drop gets higher the brittleness of heat resisting porcelain, shock resistance declines, provides a kind of preparation of high temperature resistance and high strength heat resisting porcelain
Method.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of preparation method of high temperature resistance and high strength heat resisting porcelain, it is characterised in that specific preparation step are as follows:
By hot carbon fiber, talcum, clay, feldspar, calcium chloride powder investment planetary ball mill in, revolving speed be 100~
60~80min of grinding obtains prefabricated mixing under conditions of 120r/min and ratio of grinding media to material are 10:1, and prefabricated mixing is pressed into
Type is put into kiln, 80~100min is roasted under conditions of temperature is 1100~1200 DEG C, up to high-temperature-resistant high after cooling
Spend heat resisting porcelain.
The specific preparation step of the hot carbon fiber are as follows:
(1) modified slurries are poured into three-necked flask, three-necked flask is placed in the water-bath that bath temperature is 30~40 DEG C
In, 60~80min is stirred with the revolving speed of 500~600r/min with blender, reaction mixture is made, quality is added into beaker
The citric acid solution that score is 10~15% stirs 30~40min with blender with the revolving speed of 300~360r/min and acidity is made
Reaction solution；
(2) potassium permanganate powder is added into three-necked flask, three-necked flask is placed in resistance heating set, it will be in heating mantle
Temperature is increased to 70~80 DEG C, stirs 30~40min, stirring with blender under thermostatic control with the revolving speed of 600~700r/min
Afterwards by material investment Rotary Evaporators, concentration and evaporation is to product quality under conditions of temperature is 60~80 DEG C in three-necked flask
Concentration reaction product is made in constant weight；
(3) concentration reaction product is put into high temperature furnace, by high temperature in-furnace temperature height to 120~130 DEG C, constant temperature preheating
50~60min is made, and is full of argon gas after preheating into high temperature furnace, high temperature in-furnace temperature is increased to 400~450 DEG C, constant temperature is quiet
60~80min is set, high temperature in-furnace temperature increases again, and hot carbon fiber is made in 3~4h of reaction under high temperature；
The specific preparation step of the modification slurries are as follows:
(1) bagasse and rice straw are put into baking oven, dry 60 under conditions of temperature is 80~100 DEG C~
80min puts into crushing in pulverizer and obtains mixture, the hydrochloric acid that mixture and mass fraction are 8~10% is put into after dry
In beaker, 2~3h is mixed with the revolving speed of 300~350r/min with blender, filter residue is obtained by filtration after stirring, uses distilled water
Clean 3~5 obtained organic mixtures of filter residue；
(2) sodium hydroxide solution that organic mixture and mass fraction are 3~5% is put into reaction kettle, confined reaction
Reactor temperature is increased to 90~100 DEG C by kettle, under constant temperature with blender with the revolving speed of 200~240r/min stirring 40~
Reacting slurry is made in 60min, and aluminium powder is added into reaction kettle, continues 30~40min of stirring and modified slurries are made.
Preferably according to parts by weight, the hot carbon fiber is 8~10 parts, talcum is 35~38 parts, clay 16
~20 parts, feldspar be 9~12 parts, calcium chloride powder is 2~4 parts.
The mass fraction being added described in the specific preparation step (1) of hot carbon fiber into beaker is 10~15%
The quality of citric acid solution is the 20~25% of reaction mixture quality.
The matter for the potassium permanganate powder being added described in the specific preparation step (2) of hot carbon fiber into three-necked flask
Amount is the 1.0~1.5% of acid reaction liquid quality.
The temperature reacted under high temperature furnace high-temperature described in the specific preparation step (3) of hot carbon fiber is 600~650
℃。
Bagasse described in the specific preparation step (1) of modified slurries and rice straw are 5:1 in mass ratio.
The matter for the hydrochloric acid that mixture described in the specific preparation step (1) of modified slurries and mass fraction are 8~10%
Amount is than being 1:10.
The hydroxide that organic mixture described in the specific preparation step (2) of modified slurries and mass fraction are 3~5%
The mass ratio of sodium solution is 1:10.
The quality for the aluminium powder being added described in the specific preparation step (2) of modified slurries into reaction kettle is reacting slurry
The 2~4% of quality.
The method have the benefit that:
(1) bagasse is mixed drying with rice straw first by the present invention, crushing and mixed in hydrochloric acid, mistake after mixing after drying
Filter washing obtains organic mixture, then mixes organic mixture with sodium hydroxide solution, high-temperature stirring, and aluminium is added after stirring
Modified slurries are made in powder hybrid reaction, and citric acid solution reaction is then added into modified slurries, potassium permanganate is added after reaction
Reaction, concentration reaction product is made in concentration and evaporation after reaction, concentration reaction product is then carried out high-temperature process, heat charing is made
Hot carbon fiber and feldspar, talcum and other material mixed grindings, compression moulding, high-temperature roasting are finally made resistance to by fiber
High-temp and high-strength heat resisting porcelain, the present invention mix bagasse with straw, impregnate the fibre made in bagasse and straw by heat alkali liquid
Ingredient separation is tieed up, the ingredients such as sucrose, organic fiber, the cellulose in bagasse are extracted, using oxidation reaction and lemon
Acid solution impregnates, and makes to generate on organic fiber molecule, sticks more carboxylic group, is reinforced using bond energys such as ionic bond, hydrogen bonds
Fibre composition is to the bonding adsorption capacity between ingredient each in heat resisting porcelain, fibre composition and sugar composition shape under the high temperature conditions
At carbonization reaction, covalent bond adhesion is being formed in carbonization process between meeting and ambient components, to improve each in heat resisting porcelain
Cementation between ingredient enhances the microstructure ingredient in heat resisting porcelain, improves the mechanical strength of heat resisting porcelain entirety, charing
Molecule carries out protective effect to ingredient each in heat resisting porcelain, enhances heat resisting porcelain impact resistance under the high temperature conditions, reduces brittleness；
(2) present invention then forms aluminium ion in acidic liquid and passes through carboxyl using will react in aluminium powder investment lye
Complex reaction is adsorbed in aluminium ion on fiber, and aluminum oxide nanoparticle, oxygen are generated in carbon fiber by pyroreaction
Change aluminium molecule to be scattered in carbon fiber, be scattered in by the absorption cementation between each ingredient in carbon fiber and heat resisting porcelain resistance to
In hot porcelain, fractions in heat resisting porcelain is coated, while improving the mechanical strength and mechanical performance of carbon fiber, make the structure of heat resisting porcelain
Intensity further strengthens, and simultaneous oxidation alumina particles have good thermal stability, enhances the thermal stability of heat resisting porcelain, reinforces
Structural strength is difficult to decline heat resisting porcelain at high temperature, has broad application prospects.
Specific embodiment
It is in mass ratio to be done under conditions of temperature is 80~100 DEG C in 5:1 investment baking oven by bagasse and rice straw
Dry 60~80min puts into crushing in pulverizer and obtains mixture after dry, the salt for being 8~10% by mixture and mass fraction
Acid is put into beaker for 1:10 in mass ratio, 2~3h is mixed with the revolving speed of 300~350r/min with blender, after stirring
Filter residue is obtained by filtration, wash with distilled water 3~5 obtained organic mixtures of filter residue；By above-mentioned organic mixture and mass fraction
Sodium hydroxide solution for 3~5% is closed reactor, by reactor temperature liter in 1:10 investment reaction kettle in mass ratio
Up to 90~100 DEG C, 40~60min is stirred with the revolving speed of 200~240r/min with blender under constant temperature, reacting slurry is made, to
The aluminium powder of reacting slurry quality 2~4% is added in reaction kettle, continues 30~40min of stirring and modified slurries is made；By above-mentioned modification
Slurries pour into three-necked flask, and three-necked flask is placed in bath temperature and is in 30~40 DEG C of water-bath, with blender with 500~
The revolving speed of 600r/min stirs 60~80min and reaction mixture is made, and reaction mixture quality 20~25% is added into beaker
Mass fraction be 10~15% citric acid solution, 30~40min system is stirred with the revolving speed of 300~360r/min with blender
Obtain acid reaction liquid；The potassium permanganate powder of acid reaction liquid quality 1.0~1.5% is added into above-mentioned three-necked flask, by three
Mouthful flask is placed in resistance heating set, and temperature in heating mantle is increased to 70~80 DEG C, under thermostatic control with blender with 600~
The revolving speed of 700r/min stirs 30~40min, puts into material in three-necked flask in Rotary Evaporators after stirring, is 60 in temperature
Concentration reaction product is made in concentration and evaporation to product quality constant weight under conditions of~80 DEG C；Above-mentioned concentration reaction product is put into high
In warm furnace, by high temperature in-furnace temperature height to 120~130 DEG C, constant temperature preheats 50~60min and is made, after preheating into high temperature furnace
Full of argon gas, high temperature in-furnace temperature is increased to 400~450 DEG C, constant temperature stands 60~80min, again high temperature in-furnace temperature liter
Up to 600~650 DEG C, 3~4h is reacted under high temperature, hot carbon fiber is made；According to parts by weight, 8~10 parts of above-mentioned heat are carbonized
Fiber, 35~38 parts of talcums, 16~20 parts of clays, 9~12 parts of feldspars, 2~4 parts of calcium chloride powder are put into planetary ball mills,
60~80min is ground under conditions of revolving speed is 100~120r/min and ratio of grinding media to material is 10:1 obtains prefabricated mixing, it will be prefabricated mixed
Material is pressed, and puts into kiln, and 80~100min is roasted under conditions of temperature is 1100~1200 DEG C, is after cooling
Obtain high temperature resistance and high strength heat resisting porcelain.
Embodiment 1
The preparation of hot carbon fiber:
Above-mentioned modified slurries are poured into three-necked flask, three-necked flask are placed in the water-bath that bath temperature is 30 DEG C,
Reaction mixture is made with the revolving speed stirring 60min of 500r/min with blender, reaction mixture quality is added into beaker
The citric acid solution that 20% mass fraction is 10% is made acid anti-with blender with the revolving speed stirring 30min of 300r/min
Answer liquid；
The potassium permanganate powder of acid reaction liquid quality 1.0% is added into above-mentioned three-necked flask, three-necked flask is placed in
In resistance heating set, temperature in heating mantle is increased to 70 DEG C, is stirred under thermostatic control with blender with the revolving speed of 600r/min
30min, by material investment Rotary Evaporators, concentration and evaporation is extremely produced under conditions of temperature is 60 DEG C in three-necked flask after stirring
Concentration reaction product is made in amount of substance constant weight；
Above-mentioned concentration reaction product is put into high temperature furnace, by high temperature in-furnace temperature height to 120 DEG C, constant temperature is preheated
50min is made, and is full of argon gas after preheating into high temperature furnace, and high temperature in-furnace temperature is increased to 400 DEG C, and constant temperature stands 60min, then
Secondary high temperature in-furnace temperature is increased to 600 DEG C, 3h is reacted under high temperature, hot carbon fiber is made；The preparation of modified slurries:
It is in mass ratio to be done under conditions of temperature is 80~100 DEG C in 5:1 investment baking oven by bagasse and rice straw
Dry 60min puts into crushing in pulverizer and obtains mixture, the hydrochloric acid that mixture and mass fraction are 8% is pressed quality after dry
Than being put into beaker for 1:10,2h is mixed with the revolving speed of 300r/min with blender, filter residue is obtained by filtration after stirring, with steaming
Distilled water cleans 3 obtained organic mixtures of filter residue；
It is in mass ratio 1:10 investment reaction kettle by the sodium hydroxide solution that above-mentioned organic mixture and mass fraction are 3%
In, reactor temperature is increased to 90 DEG C by closed reactor, is stirred under constant temperature with blender with the revolving speed of 200r/min
Reacting slurry is made in 40min, and the aluminium powder of reacting slurry quality 2% is added into reaction kettle, continues to stir the obtained modified slurry of 30min
Liquid；
The preparation of high temperature resistance and high strength heat resisting porcelain:
According to parts by weight, by 8 parts of above-mentioned hot carbon fibers, 35 parts of talcums, 16 parts of clays, 9 parts of feldspars, 2 parts of calcium chloride
Powder is put into planetary ball mill, and grinding 60min is obtained prefabricated under conditions of revolving speed is 100r/min and ratio of grinding media to material is 10:1
Prefabricated mixing is pressed mixing, puts into kiln, 80min is roasted under conditions of temperature is 1100 DEG C, after cooling
Up to high temperature resistance and high strength heat resisting porcelain.
Embodiment 2
The preparation of hot carbon fiber:
Above-mentioned modified slurries are poured into three-necked flask, three-necked flask are placed in the water-bath that bath temperature is 35 DEG C,
Reaction mixture is made with the revolving speed stirring 70min of 550r/min with blender, reaction mixture quality is added into beaker
The citric acid solution that 22% mass fraction is 12% is made acid anti-with blender with the revolving speed stirring 35min of 330r/min
Answer liquid；
The potassium permanganate powder of acid reaction liquid quality 1.2% is added into above-mentioned three-necked flask, three-necked flask is placed in
In resistance heating set, temperature in heating mantle is increased to 75 DEG C, is stirred under thermostatic control with blender with the revolving speed of 650r/min
35min, by material investment Rotary Evaporators, concentration and evaporation is extremely produced under conditions of temperature is 70 DEG C in three-necked flask after stirring
Concentration reaction product is made in amount of substance constant weight；
Above-mentioned concentration reaction product is put into high temperature furnace, by high temperature in-furnace temperature height to 125 DEG C, constant temperature is preheated
55min is made, and is full of argon gas after preheating into high temperature furnace, and high temperature in-furnace temperature is increased to 420 DEG C, and constant temperature stands 70min, then
Secondary high temperature in-furnace temperature is increased to 620 DEG C, 3h is reacted under high temperature, hot carbon fiber is made；The preparation of modified slurries:
It is in mass ratio drying under the conditions of at a temperature of 90 °C in 5:1 investment baking oven by bagasse and rice straw
70min, puts into crush in pulverizer after dry and obtains mixture, by mixture and mass fraction be 9% hydrochloric acid in mass ratio
It is put into beaker for 1:10,2h is mixed with the revolving speed of 320r/min with blender, filter residue is obtained by filtration after stirring, with distillation
Water cleans 4 obtained organic mixtures of filter residue；
It is in mass ratio 1:10 investment reaction kettle by the sodium hydroxide solution that above-mentioned organic mixture and mass fraction are 4%
In, reactor temperature is increased to 95 DEG C by closed reactor, is stirred under constant temperature with blender with the revolving speed of 220r/min
Reacting slurry is made in 50min, and the aluminium powder of reacting slurry quality 3% is added into reaction kettle, continues to stir the obtained modified slurry of 35min
Liquid；
The preparation of high temperature resistance and high strength heat resisting porcelain:
According to parts by weight, by 9 parts of above-mentioned hot carbon fibers, 36 parts of talcums, 18 parts of clays, 10 parts of feldspars, 3 parts of calcium chloride
Powder is put into planetary ball mill, and grinding 70min is obtained prefabricated under conditions of revolving speed is 110r/min and ratio of grinding media to material is 10:1
Prefabricated mixing is pressed mixing, puts into kiln, 90min is roasted under conditions of temperature is 1150 DEG C, after cooling
Up to high temperature resistance and high strength heat resisting porcelain.
Embodiment 3
The preparation of hot carbon fiber:
Above-mentioned modified slurries are poured into three-necked flask, three-necked flask are placed in the water-bath that bath temperature is 40 DEG C,
Reaction mixture is made with the revolving speed stirring 80min of 600r/min with blender, reaction mixture quality is added into beaker
The citric acid solution that 25% mass fraction is 15% is made acid anti-with blender with the revolving speed stirring 40min of 360r/min
Answer liquid；
The potassium permanganate powder of acid reaction liquid quality 1.5% is added into above-mentioned three-necked flask, three-necked flask is placed in
In resistance heating set, temperature in heating mantle is increased to 80 DEG C, is stirred under thermostatic control with blender with the revolving speed of 700r/min
40min, by material investment Rotary Evaporators, concentration and evaporation is extremely produced under conditions of temperature is 80 DEG C in three-necked flask after stirring
Concentration reaction product is made in amount of substance constant weight；
Above-mentioned concentration reaction product is put into high temperature furnace, by high temperature in-furnace temperature height to 130 DEG C, constant temperature is preheated
60min is made, and is full of argon gas after preheating into high temperature furnace, and high temperature in-furnace temperature is increased to 450 DEG C, and constant temperature stands 80min, then
Secondary high temperature in-furnace temperature is increased to 650 DEG C, 4h is reacted under high temperature, hot carbon fiber is made；The preparation of modified slurries:
It is in mass ratio drying under conditions of temperature is 100 DEG C in 5:1 investment baking oven by bagasse and rice straw
80min, puts into crush in pulverizer after dry and obtains mixture, by mixture and mass fraction be 10% hydrochloric acid in mass ratio
It is put into beaker for 1:10,3h is mixed with the revolving speed of 350r/min with blender, filter residue is obtained by filtration after stirring, with distillation
Water cleans 5 obtained organic mixtures of filter residue；
It is in mass ratio 1:10 investment reaction kettle by the sodium hydroxide solution that above-mentioned organic mixture and mass fraction are 5%
In, reactor temperature is increased to 100 DEG C by closed reactor, is stirred under constant temperature with blender with the revolving speed of 240r/min
Reacting slurry is made in 60min, and the aluminium powder of reacting slurry quality 4% is added into reaction kettle, continues to stir the obtained modified slurry of 40min
Liquid；
The preparation of high temperature resistance and high strength heat resisting porcelain:
According to parts by weight, by 10 parts of above-mentioned hot carbon fibers, 38 parts of talcums, 20 parts of clays, 12 parts of feldspars, 4 parts of chlorinations
Calcium powder is put into planetary ball mill, and 80 are ground under conditions of revolving speed is 120r/min and ratio of grinding media to material is 10:1 and obtains prefabricated mix
Material, prefabricated mixing is pressed, and is put into kiln, 100min is roasted under conditions of temperature is 1200 DEG C, after cooling
Up to high temperature resistance and high strength heat resisting porcelain.
Comparative example 1: it is essentially identical with the preparation method of embodiment 2, it has only the difference is that lacking hot carbon fiber.
Comparative example 2: it is essentially identical with the preparation method of embodiment 2, it has only the difference is that lacking modified slurries.
Comparative example 3: the heat resisting porcelain of Zhejiang company production.
Horizontal shear strength test is detected using ceramic shear strength-testing machine.
Static bending strength test is detected using static bending strength testing machine.
Breakdown strength test is detected by GB/T 23453-2009.
High temperature resistant test: each example and comparative example being placed in the high temperature furnace that temperature is 800 DEG C and stand 2~3h, after standing
Quality before weighing quality and being put into high temperature furnace is divided by obtain ratio, and ratio is higher to illustrate that heat resistance is better.
Table 1: construction material performance measurement result
In summary, as can be seen from Table 1 horizontal shear strength, the static bending strength of heat resisting porcelain of the invention well have it is good
Good mechanical property and mechanical strength has broad prospect of application.
The foregoing is merely preferred modes of the invention, are not intended to limit the invention, all in spirit and original of the invention
Within then, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of preparation method of high temperature resistance and high strength heat resisting porcelain, it is characterised in that specific preparation step are as follows:
Hot carbon fiber, talcum, clay, feldspar, calcium chloride powder are put into planetary ball mill, are 100~120r/ in revolving speed
60~80min of grinding obtains prefabricated mixing under conditions of min and ratio of grinding media to material are 10:1, and prefabricated mixing is pressed, and throws
Enter in kiln, 80~100min is roasted under conditions of temperature is 1100~1200 DEG C, it is resistance to up to high temperature resistance and high strength after cooling
Hot porcelain.
The specific preparation step of the hot carbon fiber are as follows:
(1) modified slurries are poured into three-necked flask, three-necked flask is placed in the water-bath that bath temperature is 30~40 DEG C, used
Blender stirs 60~80min with the revolving speed of 500~600r/min and reaction mixture is made, and mass fraction is added into beaker and is
10~15% citric acid solution stirs 30~40min with blender with the revolving speed of 300~360r/min and acid reaction is made
Liquid；
(2) potassium permanganate powder is added into three-necked flask, three-necked flask is placed in resistance heating set, by temperature in heating mantle
70~80 DEG C are increased to, 30~40min is stirred with the revolving speed of 600~700r/min with blender under thermostatic control, it will after stirring
In three-necked flask in material investment Rotary Evaporators, concentration and evaporation is to product quality constant weight under conditions of temperature is 60~80 DEG C
Concentration reaction product is made；
(3) concentration reaction product is put into high temperature furnace, by high temperature in-furnace temperature height to 120~130 DEG C, constant temperature preheating 50~
60min is made, and is full of argon gas after preheating into high temperature furnace, high temperature in-furnace temperature is increased to 400~450 DEG C, constant temperature stands 60
~80min, high temperature in-furnace temperature increases again, and hot carbon fiber is made in 3~4h of reaction under high temperature；
The specific preparation step of the modification slurries are as follows:
(1) by bagasse and rice straw investment baking oven, dry 60~80min, is done under conditions of temperature is 80~100 DEG C
It is crushed in investment pulverizer after dry and obtains mixture, the hydrochloric acid that mixture and mass fraction are 8~10% is put into beaker, is used
2~3h is mixed with the revolving speed of 300~350r/min in blender, filter residue is obtained by filtration after stirring, wash with distilled water filter residue 3
~5 obtained organic mixtures；
(2) sodium hydroxide solution that organic mixture and mass fraction are 3~5% is put into reaction kettle, closed reactor, it will
Reactor temperature is increased to 90~100 DEG C, stirs 40~60min with blender under constant temperature with the revolving speed of 200~240r/min
Reacting slurry is made, aluminium powder is added into reaction kettle, continues 30~40min of stirring and modified slurries is made.
2. a kind of preparation method of high temperature resistance and high strength heat resisting porcelain according to claim 1, it is characterised in that: preferably press
Parts by weight meter, the hot carbon fiber is 8~10 parts, talcum is 35~38 parts, clay is 16~20 parts, feldspar be 9~
12 parts, calcium chloride powder be 2~4 parts.
3. a kind of preparation method of high temperature resistance and high strength heat resisting porcelain according to claim 1, it is characterised in that: hot charcoal chemical fibre
The quality for the citric acid solution that the mass fraction being added described in the specific preparation step (1) of dimension into beaker is 10~15%
It is the 20~25% of reaction mixture quality.
4. a kind of preparation method of high temperature resistance and high strength heat resisting porcelain according to claim 1, it is characterised in that: hot charcoal chemical fibre
The quality for the potassium permanganate powder being added described in the specific preparation step (2) of dimension into three-necked flask is acid reaction liquid matter
The 1.0~1.5% of amount.
5. a kind of preparation method of high temperature resistance and high strength heat resisting porcelain according to claim 1, it is characterised in that: hot charcoal chemical fibre
The temperature reacted under high temperature furnace high-temperature described in the specific preparation step (3) of dimension is 600~650 DEG C.
6. a kind of preparation method of high temperature resistance and high strength heat resisting porcelain according to claim 1, it is characterised in that: modified slurries
Specific preparation step (1) described in bagasse and rice straw be in mass ratio 5:1.
7. a kind of preparation method of high temperature resistance and high strength heat resisting porcelain according to claim 1, it is characterised in that: modified slurries
Specific preparation step (1) described in mixture and mass fraction be 8~10% the mass ratio of hydrochloric acid be 1:10.
8. a kind of preparation method of high temperature resistance and high strength heat resisting porcelain according to claim 1, it is characterised in that: modified slurries
Specific preparation step (2) described in organic mixture be 3~5% with mass fraction the mass ratio of sodium hydroxide solution be
1:10。
9. a kind of preparation method of high temperature resistance and high strength heat resisting porcelain according to claim 1, it is characterised in that: modified slurries
Specific preparation step (2) described in the quality of aluminium powder that is added into reaction kettle be the 2~4% of reacting slurry quality.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110684341A (en) * | 2019-10-10 | 2020-01-14 | 马贵其 | Preparation method of impact-resistant insulation board |
| CN113683899A (en) * | 2021-09-02 | 2021-11-23 | 程小冬 | High-strength high-viscosity asphalt and preparation method thereof |
| CN115893985A (en) * | 2022-12-19 | 2023-04-04 | 齐鲁工业大学 | Light high-temperature-resistant ceramic material suitable for ceramic painting based on yellow river mud and preparation method thereof |
-
2019
- 2019-08-25 CN CN201910787224.4A patent/CN110386812A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110684341A (en) * | 2019-10-10 | 2020-01-14 | 马贵其 | Preparation method of impact-resistant insulation board |
| CN113683899A (en) * | 2021-09-02 | 2021-11-23 | 程小冬 | High-strength high-viscosity asphalt and preparation method thereof |
| CN115893985A (en) * | 2022-12-19 | 2023-04-04 | 齐鲁工业大学 | Light high-temperature-resistant ceramic material suitable for ceramic painting based on yellow river mud and preparation method thereof |
| CN115893985B (en) * | 2022-12-19 | 2024-01-23 | 齐鲁工业大学 | Light high-temperature-resistant ceramic material suitable for ceramic painting based on yellow river mud and preparation method thereof |
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