CN108689717A - A kind of preparation method of high wearable ceramic coating material - Google Patents
A kind of preparation method of high wearable ceramic coating material Download PDFInfo
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- CN108689717A CN108689717A CN201810538572.3A CN201810538572A CN108689717A CN 108689717 A CN108689717 A CN 108689717A CN 201810538572 A CN201810538572 A CN 201810538572A CN 108689717 A CN108689717 A CN 108689717A
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- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
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Abstract
The present invention relates to a kind of preparation methods of high wearable ceramic coating material, belong to coating material technical field.Technical solution of the present invention uses nickel chloride to prepare the modified powder material of fibre structure shape for raw material, since fiber mutually tangles between powder, fine and close combination clad is formed in its coat inside, and the wear-resisting property of material is effectively improved by the ceramic coating of compact texture;And the present invention is coated using fibrous material as ceramic coating surface layer, improve the plasticity and intensity of coating, pass through the modified binder material of preparation simultaneously, high rigidity alumina particle gradually protrudes from coating surface and forms many dimpling cuttings peak, the spacing at these dimplings cutting peak is both less than the size of abrasive grain, therefore when abrasive grain is by cutting peak, can effectively cut part abrasive grain in the sliding friction of coating surface and chisel becomes rolling, to substantially reduced abrasion of the abrasive grain to coating, the wear-resisting property of coating material is effectively improved.
Description
Technical field
The present invention relates to a kind of preparation methods of high wearable ceramic coating material, belong to coating material technical field.
Background technology
Wearable ceramic coat is that China technical staff is directed on cement producing line for a long time by material or high concentration ash-laden gas
Equipment and pipeline that body washes away and create a kind of newly developed abrasion resistance material.Some import Vertical Mills powder concentrator outlet and
There is the wear-resistant material for indicating and using in grinding machine outlet, but is required for import, this provides for improved the production cost of cement and production efficiency,
The wearable ceramic coat of country's independent research can substitute this import wear-resistant material completely now.Wearable ceramic coat is not
With document in have a different alias, a kind of universal call is wear-resistant ceramic mortar.Wearable ceramic coat is a kind of nonmetallic
Cementitious material, be it is a kind of using acidproof and alkaline-resisting artificial-synthetic material pass through stringent processing compound and advanced inorganic polymeric
Powdered ceramic material made of technology.This is usual document to the generally definition under it.The construction method of wearable ceramic coat is,
This material is added in special liquid inorganic glue water at the scene of construction, using manually or mechanically mode be applied to equipment liner or
Surface reaches the bond strength and hardness of ceramics, therefore named wear-resistant ceramic by a series of chemical reaction after 3 days at normal temperatures
Coating.Since the construction of this material carries out at the scene, so general material is to transport construction after mixing various components
Link in the addition for carrying out gelling agent and is smeared by place.
The birth of the wearable ceramic coat not still science and technology crystallization of China's wear-resistant material innovation, while also being built for cement
Material, mining, metallurgy and its relevant industries many wear parts give technical more sound assurance.Various inhomogeneities
The wearable ceramic coat of type is just constantly applied to roll squeezer, powder concentrator, belt conveyor, coal traitor's stone crusher, tube mill and wind
The equipment such as machine, the research and development of wearable ceramic coat be the mechanical equipment that every profession and trade uses constantly bring forth new ideas with the basis of development and its
The continuity in trouble free service service life.Existing ceramic coating material wear-resisting property is also short of, and carries out effectively being modified still to it
The primary and foremost purpose of wearable ceramic coat development.
Invention content
The technical problems to be solved by the invention:It is insufficient for for existing wearable ceramic coat mechanics wear-resisting property existing
There is the problem of demand of environment, provides a kind of preparation method of high wearable ceramic coating material.
In order to solve the above technical problems, the technical solution adopted by the present invention is:
(1)It counts in parts by weight, weighs 55~60 parts of deionized waters, 10~15 parts of polyvinylpyrrolidones and 6~8 parts of grass respectively
Acid is placed in beaker, is stirred mixed rear and heating water bath, is obtained mixed liquor and adjust pH to 8.0, obtain modification liquid;
(2)In mass ratio 1:5, nickel chloride solution is added dropwise in modification liquid, after being added dropwise to complete, is stirred and keeps the temperature anti-
It answers, it is still aging, filter cake is filtered and collects, washing, drying simultaneously collect dry particle, dry particle are placed in tube-type atmosphere furnace
In, heating heats and keeps the temperature calcining, and pyrolysis processing, standing is cooled to room temperature, and obtains modified matrix powder;
(3)It counts in parts by weight, weighs 45~50 parts of zirconium nitrates, 25~30 parts of barium nitrates, 3~5 parts of lanthanum nitrates and 6~8 respectively
Part sodium nitrate is placed in mortar, and grinding distribution obtains mixture and in mass ratio 1:8, mixture and deionized water are stirred,
Obtain mixed liquor and in mass ratio 1:10, manganous fluoride is added in mixed liquor, is stirred and filters, filter cake is collected and vacuum is cold
It is lyophilized dry, collects to obtain modified particles;
(4)It counts in parts by weight, weighs 45~50 part of 20% phosphoric acid solution, 25~30 parts of modified particles and 10~15 parts of hydrogen respectively
Aluminium oxide is placed in mortar, and grinding distribution simultaneously collects dispersion slurries, dry to collect dry particle and grind sieving, must be disperseed
Particle;
(5)In mass ratio 1:8:25, discrete particles, modified matrix powder and 5% poly-vinyl alcohol solution of mass fraction are stirred mixed
Merge grinding, collect slurries and coat to matrix surface, be dried at room temperature for, heat up heating and heat preservation solidification, and standing is cooled to
Room temperature, you can be prepared into the high wearable ceramic coating material.
Step(2)The heat preservation calcination temperature is 500~800 DEG C.
Step(5)The heating is heated to be is warming up to 550~650 DEG C by 2 DEG C/min.
Compared with other methods, advantageous effects are the present invention:
(1)Technical solution of the present invention uses nickel chloride to prepare the modified powder material of fibre structure shape for raw material, due to powder it
Between fiber mutually tangle, form fine and close combination clad in its coat inside is effectively carried by the ceramic coating of compact texture
The wear-resisting property of high material;
(2)Technical solution of the present invention is coated using fibrous material as ceramic coating surface layer, and the plasticity and intensity of coating are improved,
Simultaneously by the modified binder material of preparation, high rigidity alumina particle, which gradually protrudes from coating surface and forms many dimplings, to be cut
The spacing of peak clipping, these dimplings cutting peak is both less than the size of abrasive grain, therefore when abrasive grain is by cutting peak, can effectively by
Part abrasive grain is cut in the sliding friction of coating surface and chisel to be become rolling, and to substantially reduced abrasion of the abrasive grain to coating, is had
Effect improves the wear-resisting property of coating material.
Specific implementation mode
It counts in parts by weight, respectively 55~60 parts of deionized waters of weighing, 10~15 parts of polyvinylpyrrolidones and 6~8 parts
Oxalic acid is placed in beaker, and 2~3h of heating water bath at 75~85 DEG C is placed in after stirring is mixed, obtains mixed liquor and with mass fraction 5%
Ammonium hydroxide adjusts pH to 8.0, obtains modification liquid, in mass ratio 1:5,5% nickel chloride solution of mass fraction is added dropwise in modification liquid, is controlled
Drop rate processed is that 2~3mL/min is stirred after being added dropwise to complete and is placed in 2~3h of insulation reaction at 45~55 DEG C, quiet
After setting 1~2h of ageing, filter cake is filtered and collected, is washed with deionized to cleaning solution pH to 7.0, vacuum freeze drying is simultaneously collected
Dry particle is placed in tube-type atmosphere furnace by dry particle, in a nitrogen atmosphere, is warming up to 500~800 DEG C by 5 DEG C/min, is protected
Simultaneously 1~2h of pyrolysis processing, standing are cooled to room temperature for temperature calcining, obtain modified matrix powder;Count in parts by weight, respectively weigh 45~
50 parts of zirconium nitrates, 25~30 parts of barium nitrates, 3~5 parts of lanthanum nitrates and 6~8 parts of sodium nitrate are placed in mortar, and grinding distribution must mix
Object and in mass ratio 1:8, mixture and deionized water are stirred, mixed liquor and in mass ratio 1 are obtained:10, manganous fluoride is added
It adds in mixed liquor, be stirred and filter, collect filter cake and vacuum freeze drying, collect to obtain modified particles, in parts by weight
Meter weighs 45~50 parts of 20% phosphoric acid solutions of mass fraction, 25~30 parts of modified particles and 10~15 parts of aluminium hydroxides and sets respectively
In mortar, grinding distribution is simultaneously collected dispersion slurries and is placed at 100~110 DEG C and dry to constant weight, collects dry particle and simultaneously grinds
It crushes, crosses 200 mesh sieve, obtain discrete particles;In mass ratio 1:8:25, by discrete particles, modified matrix powder and mass fraction 5%
Poly-vinyl alcohol solution is stirred and grinds, and collects slurries and simultaneously coats to matrix surface, be dried at room temperature for 20~for 24 hours after, then
550~650 DEG C are warming up to by 2 DEG C/min, 2~3h of heat preservation solidification, standing is cooled to room temperature, you can is prepared into the high wearable
Ceramic coating material.
It counts in parts by weight, weighs 55 parts of deionized waters, 10 parts of polyvinylpyrrolidones and 6 parts of oxalic acid respectively and be placed in beaker
In, it is placed in heating water bath 2h at 75 DEG C after stirring is mixed, mixed liquor is obtained and adjusts pH to 8.0 with 5% ammonium hydroxide of mass fraction, must change
Property liquid, in mass ratio 1:5,5% nickel chloride solution of mass fraction is added dropwise in modification liquid, control drop rate is 2mL/min,
It after being added dropwise to complete, is stirred and is placed in insulation reaction 2h at 45 DEG C, after still aging 1h, filter and collect filter cake, spend
Ion water washing to cleaning solution pH to 7.0, vacuum freeze drying simultaneously collects dry particle, dry particle is placed in tube-type atmosphere furnace
In, in a nitrogen atmosphere, 500 DEG C are warming up to by 5 DEG C/min, simultaneously pyrolysis processing 1h, standing are cooled to room temperature, must change for heat preservation calcining
Property matrix powder;It counts in parts by weight, weighs 45 parts of zirconium nitrates, 25 parts of barium nitrates, 3 parts of lanthanum nitrates and 6 parts of sodium nitrate respectively and set
In mortar, grinding distribution obtains mixture and in mass ratio 1:8, mixture and deionized water are stirred, obtain mixed liquor simultaneously
In mass ratio 1:10, manganous fluoride is added in mixed liquor, is stirred and filters, collects filter cake and vacuum freeze drying, is received
Collect to obtain modified particles, count in parts by weight, respectively 45 parts of 20% phosphoric acid solutions of mass fraction of weighing, 25 parts of modified particles and 10 parts
Aluminium hydroxide is placed in mortar, and grinding distribution is simultaneously collected dispersion slurries and is placed at 100 DEG C and dry to constant weight, collects dry particle simultaneously
It grinds, crosses 200 mesh sieve, obtain discrete particles;In mass ratio 1:8:25, by discrete particles, modified matrix powder and quality point
Several 5% poly-vinyl alcohol solutions are stirred and grind, and collect slurries and coat to matrix surface, after being dried at room temperature for 20h, then
550 DEG C are warming up to by 2 DEG C/min, heat preservation solidification 2h, standing is cooled to room temperature, you can be prepared into the high wearable ceramic coating
Material.
It counts in parts by weight, weighs 57 parts of deionized waters, 12 parts of polyvinylpyrrolidones and 7 parts of oxalic acid respectively and be placed in beaker
In, it is placed in heating water bath 2h at 77 DEG C after stirring is mixed, mixed liquor is obtained and adjusts pH to 8.0 with 5% ammonium hydroxide of mass fraction, must change
Property liquid, in mass ratio 1:5,5% nickel chloride solution of mass fraction is added dropwise in modification liquid, control drop rate is 2mL/min,
It after being added dropwise to complete, is stirred and is placed in insulation reaction 2h at 47 DEG C, after still aging 2h, filter and collect filter cake, spend
Ion water washing to cleaning solution pH to 7.0, vacuum freeze drying simultaneously collects dry particle, dry particle is placed in tube-type atmosphere furnace
In, in a nitrogen atmosphere, 650 DEG C are warming up to by 5 DEG C/min, simultaneously pyrolysis processing 2h, standing are cooled to room temperature, must change for heat preservation calcining
Property matrix powder;It counts in parts by weight, weighs 47 parts of zirconium nitrates, 27 parts of barium nitrates, 4 parts of lanthanum nitrates and 7 parts of sodium nitrate respectively and set
In mortar, grinding distribution obtains mixture and in mass ratio 1:8, mixture and deionized water are stirred, obtain mixed liquor simultaneously
In mass ratio 1:10, manganous fluoride is added in mixed liquor, is stirred and filters, collects filter cake and vacuum freeze drying, is received
Collect to obtain modified particles, count in parts by weight, respectively 47 parts of 20% phosphoric acid solutions of mass fraction of weighing, 27 parts of modified particles and 12 parts
Aluminium hydroxide is placed in mortar, and grinding distribution is simultaneously collected dispersion slurries and is placed at 105 DEG C and dry to constant weight, collects dry particle simultaneously
It grinds, crosses 200 mesh sieve, obtain discrete particles;In mass ratio 1:8:25, by discrete particles, modified matrix powder and quality point
Several 5% poly-vinyl alcohol solutions are stirred and grind, and collect slurries and coat to matrix surface, after being dried at room temperature for 22h, then
575 DEG C are warming up to by 2 DEG C/min, heat preservation solidification 2h, standing is cooled to room temperature, you can be prepared into the high wearable ceramic coating
Material.
It counts in parts by weight, weighs 60 parts of deionized waters, 15 parts of polyvinylpyrrolidones and 8 parts of oxalic acid respectively and be placed in beaker
In, it is placed in heating water bath 3h at 85 DEG C after stirring is mixed, mixed liquor is obtained and adjusts pH to 8.0 with 5% ammonium hydroxide of mass fraction, must change
Property liquid, in mass ratio 1:5,5% nickel chloride solution of mass fraction is added dropwise in modification liquid, control drop rate is 3mL/min,
It after being added dropwise to complete, is stirred and is placed in insulation reaction 3h at 55 DEG C, after still aging 2h, filter and collect filter cake, spend
Ion water washing to cleaning solution pH to 7.0, vacuum freeze drying simultaneously collects dry particle, dry particle is placed in tube-type atmosphere furnace
In, in a nitrogen atmosphere, 800 DEG C are warming up to by 5 DEG C/min, simultaneously pyrolysis processing 2h, standing are cooled to room temperature, must change for heat preservation calcining
Property matrix powder;It counts in parts by weight, weighs 50 parts of zirconium nitrates, 30 parts of barium nitrates, 5 parts of lanthanum nitrates and 8 parts of sodium nitrate respectively and set
In mortar, grinding distribution obtains mixture and in mass ratio 1:8, mixture and deionized water are stirred, obtain mixed liquor simultaneously
In mass ratio 1:10, manganous fluoride is added in mixed liquor, is stirred and filters, collects filter cake and vacuum freeze drying, is received
Collect to obtain modified particles, count in parts by weight, respectively 50 parts of 20% phosphoric acid solutions of mass fraction of weighing, 30 parts of modified particles and 15 parts
Aluminium hydroxide is placed in mortar, and grinding distribution is simultaneously collected dispersion slurries and is placed at 110 DEG C and dry to constant weight, collects dry particle simultaneously
It grinds, crosses 200 mesh sieve, obtain discrete particles;In mass ratio 1:8:25, by discrete particles, modified matrix powder and quality point
Several 5% poly-vinyl alcohol solutions are stirred and grind, and collect slurries and coat to matrix surface, after being dried at room temperature for for 24 hours, then
650 DEG C are warming up to by 2 DEG C/min, heat preservation solidification 3h, standing is cooled to room temperature, you can be prepared into the high wearable ceramic coating
Material.
Example 1,2,3 prepared by the present invention is tested for the property, specific test result is as follows shown in table table 1:
1 performance test table of table
As seen from the above table, the abrasion-proof ceramic coat that prepared by the present invention has excellent bond strength and wear-resisting property.
Claims (3)
1. a kind of preparation method of high wearable ceramic coating material, it is characterised in that specifically preparation process is:
(1)It counts in parts by weight, weighs 55~60 parts of deionized waters, 10~15 parts of polyvinylpyrrolidones and 6~8 parts of grass respectively
Acid is placed in beaker, is stirred mixed rear and heating water bath, is obtained mixed liquor and adjust pH to 8.0, obtain modification liquid;
(2)In mass ratio 1:5, nickel chloride solution is added dropwise in modification liquid, after being added dropwise to complete, is stirred and keeps the temperature anti-
It answers, it is still aging, filter cake is filtered and collects, washing, drying simultaneously collect dry particle, dry particle are placed in tube-type atmosphere furnace
In, heating heats and keeps the temperature calcining, and pyrolysis processing, standing is cooled to room temperature, and obtains modified matrix powder;
(3)It counts in parts by weight, weighs 45~50 parts of zirconium nitrates, 25~30 parts of barium nitrates, 3~5 parts of lanthanum nitrates and 6~8 respectively
Part sodium nitrate is placed in mortar, and grinding distribution obtains mixture and in mass ratio 1:8, mixture and deionized water are stirred,
Obtain mixed liquor and in mass ratio 1:10, manganous fluoride is added in mixed liquor, is stirred and filters, filter cake is collected and vacuum is cold
It is lyophilized dry, collects to obtain modified particles;
(4)It counts in parts by weight, weighs 45~50 part of 20% phosphoric acid solution, 25~30 parts of modified particles and 10~15 parts of hydrogen respectively
Aluminium oxide is placed in mortar, and grinding distribution simultaneously collects dispersion slurries, dry to collect dry particle and grind sieving, must be disperseed
Particle;
(5)In mass ratio 1:8:25, discrete particles, modified matrix powder and 5% poly-vinyl alcohol solution of mass fraction are stirred mixed
Merge grinding, collect slurries and coat to matrix surface, be dried at room temperature for, heat up heating and heat preservation solidification, and standing is cooled to
Room temperature, you can be prepared into the high wearable ceramic coating material.
2. a kind of preparation method of high wearable ceramic coating material according to claim 1, it is characterised in that:Step
(2)The heat preservation calcination temperature is 500~800 DEG C.
3. a kind of preparation method of high wearable ceramic coating material according to claim 1, it is characterised in that:Step
(5)The heating is heated to be is warming up to 550~650 DEG C by 2 DEG C/min.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342563A (en) * | 2013-06-06 | 2013-10-09 | 北京北瑞达医药科技有限公司 | Ceramic coating and its preparation method and use |
| CN103633302A (en) * | 2013-12-16 | 2014-03-12 | 电子科技大学 | Method for preparing aluminum trioxide-nickel oxide ceramic coating on nickel electrode surface |
| CN107304128A (en) * | 2016-04-18 | 2017-10-31 | 中科翔（天津）科技有限公司 | Nano aluminium oxide ceramic coating |
| CN107739539A (en) * | 2017-09-26 | 2018-02-27 | 江苏固格澜栅防护设施有限公司 | A kind of high-hardness, wearable corrosion-inhibiting coating and preparation method thereof |
-
2018
- 2018-05-30 CN CN201810538572.3A patent/CN108689717A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342563A (en) * | 2013-06-06 | 2013-10-09 | 北京北瑞达医药科技有限公司 | Ceramic coating and its preparation method and use |
| CN103633302A (en) * | 2013-12-16 | 2014-03-12 | 电子科技大学 | Method for preparing aluminum trioxide-nickel oxide ceramic coating on nickel electrode surface |
| CN107304128A (en) * | 2016-04-18 | 2017-10-31 | 中科翔（天津）科技有限公司 | Nano aluminium oxide ceramic coating |
| CN107739539A (en) * | 2017-09-26 | 2018-02-27 | 江苏固格澜栅防护设施有限公司 | A kind of high-hardness, wearable corrosion-inhibiting coating and preparation method thereof |
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Application publication date: 20181023 |