CN108264366A - A kind of ageing-resistant ceramic insulator and preparation method thereof - Google Patents
A kind of ageing-resistant ceramic insulator and preparation method thereof Download PDFInfo
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- CN108264366A CN108264366A CN201810158833.9A CN201810158833A CN108264366A CN 108264366 A CN108264366 A CN 108264366A CN 201810158833 A CN201810158833 A CN 201810158833A CN 108264366 A CN108264366 A CN 108264366A
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Abstract
The invention discloses a kind of ageing-resistant ceramic insulators and preparation method thereof, are related to insulator technology field, include the raw material of following parts by weight meter：20 32 parts of potassium feldspar, 15 24 parts of zeolite, 25 30 parts of mica, 8 16 parts of kaolin, 15 22 parts of epoxy resin, 10 18 parts of organosilicon, 10 20 parts of ceramic fibre, 6 10 parts of zirconium dioxide, 7 15 parts of calcium silicates, 4 10 parts of nano silicon dioxide, 4 10 parts of nano-titanium dioxide, 38 parts of nano-silicon nitride, 36 parts of silane coupling agent, 36 parts of antioxidant, 25 parts of antifreezing agent, 36 parts of surfactant；Insulator property of the present invention is stablized, and corrosion resistance and ageing resistance are good, and low-temperature resistance and high temperature resistant property are good, has very strong mechanical stress, and preparation method is simple, and manufacture is at low cost, has good market application foreground.
Description
Technical field
The present invention relates to insulator technology fields, and in particular to a kind of ageing-resistant ceramic insulator and preparation method thereof.
Background technology
Insulator is a kind of special insulation control, can be played an important role in overhead transmission line.Between one's early years absolutely
Edge is chiefly used in electric pole, and the one end for being slowly developed in high type high-tension bus-bar connection tower has hung the insulator of many plate-likes, it is
In order to increase creepage distance, usually it is made of glass or ceramics.Mounted on the conductor or conductor and earthing component of different potentials
Between be resistant to voltage and mechanical stress effect device.The subcategory that insulate is various, different.Different type insulator
Though structure and shape have bigger difference, be all made of insulating part and connection gold utensil two large divisions.
Insulator of the prior art has resin insulator and ceramic insulator.Although resin insulator has preparation process
Simply, it is molded the advantages that easy, but heat-resisting quantity and loss of properties on aging；Although ceramic insulator has good anticorrosive
Property, but preparation process is cumbersome and manufacture is of high cost, so as to limit the development of ceramic insulator.
Invention content
For problems of the prior art, the present invention provides a kind of ageing-resistant ceramic insulator and its preparation sides
Method, insulator property of the present invention are stablized, and corrosion resistance and ageing resistance are good, and low-temperature resistance and high temperature resistant property are good, have very strong
Mechanical stress, preparation method is simple, and manufacture is at low cost, has good market application foreground.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of ageing-resistant ceramic insulator includes the raw material of following parts by weight meter：
20-32 parts of potassium feldspar, 25-30 parts of mica, 8-16 parts of kaolin, 15-22 parts of epoxy resin, has 15-24 parts of zeolite
10-18 parts of machine silicon, 6-10 parts of zirconium dioxide, 7-15 parts of calcium silicates, 4-10 parts of nano silicon dioxide, is received 10-20 parts of ceramic fibre
4-10 parts of titanium dioxide of rice, 3-8 parts of nano-silicon nitride, 3-6 parts of silane coupling agent, 3-6 parts of antioxidant, 2-5 parts of antifreezing agent, table
Activating agent 3-6 parts of face.
Preferably, include the raw material of following parts by weight meter：28 parts of potassium feldspar, 20 parts of zeolite, 27 parts of mica, kaolin 12
Part, 18 parts of epoxy resin, 15 parts of organosilicon, 15 parts of ceramic fibre, 8 parts of zirconium dioxide, 11 parts of calcium silicates, nano silicon dioxide 7
Part, 8 parts of nano-titanium dioxide, 5 parts of nano-silicon nitride, 4.2 parts of silane coupling agent, 4.8 parts of antioxidant, 3.6 parts of antifreezing agent, table
4.5 parts of face activating agent.
Preferably, the silane coupling agent is vinyltriethoxysilane, vinyltrimethoxysilane, 3- aminopropyls
It is one or more of in trimethoxy silane, γ-aminopropyltrimethoxysilane and vinyl three ('beta '-methoxy ethyoxyl) silane
With reference to.
Preferably, the antioxidant is β-(3,5 di-tert-butyl-hydroxy phenyl) propionic acid octadecyl and three (2,4-
Di-tert-butyl-phenyl) phosphite is according to mass ratio 3:1 mixing composition.
Preferably, the antifreezing agent is the mixing of one or more of nitrite, nitrate, carbonate and sulfate.
Preferably, the surfactant is lauryl sodium sulfate, ammonium lauryl sulfate, fatty alcohol polyoxyethylene ether
One or more of sodium sulphate and fatty alcohol polyoxyethylene ether ammonium sulfate mixing composition.
A kind of preparation method of above-mentioned ageing-resistant ceramic insulator is also disclosed in the present invention, specifically, including following step
Suddenly：
(1) each raw material components are weighed according to the proportioning of ageing-resistant ceramic insulator；
(2) potassium feldspar, zeolite, mica, kaolin, ceramic fibre, zirconium dioxide and calcium silicates are mixed into input ball mill
In be ground to grain diameter for 100-200 mesh to get mixture 1；
(3) epoxy resin, organosilicon are mixed and is warming up to 400-600 degrees Celsius of progress mixed melting, it is standby to obtain mixture 2
With；
(4) by mixture 1, mixture 2, nano silicon dioxide, nano-titanium dioxide, nano-silicon nitride, silane coupling agent,
Antioxidant, antifreezing agent, surfactant and the mixing of suitable water, are warming up to 300-500 degrees Celsius, with 1000-2000 revs/min
Clock stirs 30-40 minutes to get mixture 3；
(5) after mixture 3 being sifted out iron, be put into mold, be pressed into material base, by material base under 100-180 degrees Celsius into
Row is dry to get green compact；
(6) green surface made from step (5) is coated with glaze layer, then the green compact for being coated with glaze layer is sintered, cooled down
Afterwards to get the ageing-resistant ceramic insulator.
Preferably, the dosage of water is 20-30 parts by weight in the step (4).
Preferably, the sintering temperature in the step (6) is 1280-1450 degrees Celsius.
The present invention has following advantageous effect：
(1) insulator property of the present invention is stablized, and corrosion resistance and ageing resistance are good, and low-temperature resistance and high temperature resistant property are good, tool
There is very strong mechanical stress, preparation method is simple, and manufacture is at low cost, has good market application foreground.
(2) there is very strong adhesivity, be added in raw material added with epoxy resin, epoxy resin in raw material of the present invention,
A variety of inorganic matters in raw material can be made to hold tightly together, the compactness and tightness of material are increased, so as to improve material
Mechanical shock resistance.
(3) added with ceramic fibre in raw material of the present invention, ceramic fibre is with light-weight, high temperature resistant, thermal stability is good, leads
Heating rate is low, specific heat is small and mechanical resistant vibrations, be added in raw material can enforced insulator temperature tolerance and mechanical stress.
(4) added with silane coupling agent in raw material of the present invention, silane coupling agent can be with the mineral surfaces in material
Molecular action forms covalent bond, plays the function served as bridge that organic substance and inorganic substances are connected with each other in material.
(5) preparation method of the present invention is formed by a firing using integration, and preparation method is simple, and it is easy that raw material is prepared, and easily realizes,
The finished product structure that is prepared is stable, practicability is high, environmentally protective.
Specific embodiment
The specific embodiment of the present invention is further described with reference to embodiment, following embodiment is only used for more
Technical scheme of the present invention is clearly demonstrated, and is not intended to limit the protection scope of the present invention and limits the scope of the invention.
Embodiment 1
A kind of ageing-resistant ceramic insulator includes the raw material of following parts by weight meter：
20 parts of potassium feldspar, 15 parts of zeolite, 25 parts of mica, 8 parts of kaolin, 15 parts of epoxy resin, 10 parts of organosilicon, ceramics are fine
10 parts of dimension, 6 parts of zirconium dioxide, 7 parts of calcium silicates, 4 parts of nano silicon dioxide, 4 parts of nano-titanium dioxide, 3 parts of nano-silicon nitride, silicon
3 parts of alkane coupling agent, 3 parts of antioxidant, 2 parts of antifreezing agent, 3 parts of surfactant.
Silane coupling agent is vinyltriethoxysilane and vinyltrimethoxysilane according to mass ratio 1:1 mixing group
Into.
Antioxidant is β-(3,5 di-tert-butyl-hydroxy phenyl) propionic acid octadecyl and three (2,4- di-tert-butyls
Base) phosphite is according to mass ratio 3:1 mixing composition.
Antifreezing agent is calcium nitrite and calcium nitrate mixing composition.
Surfactant is lauryl sodium sulfate and ammonium lauryl sulfate according to mass ratio 1:1 mixing composition.
A kind of preparation method of above-mentioned ageing-resistant ceramic insulator is also disclosed in the present embodiment, specifically, including following
Step：
(1) each raw material components are weighed according to the proportioning of ageing-resistant ceramic insulator；
(2) potassium feldspar, zeolite, mica, kaolin, ceramic fibre, zirconium dioxide and calcium silicates are mixed into input ball mill
In be ground to grain diameter for 100 mesh to get mixture 1；
(3) epoxy resin, organosilicon are mixed and is warming up to 400 degrees Celsius of progress mixed meltings, it is spare to obtain mixture 2；
(4) by mixture 1, mixture 2, nano silicon dioxide, nano-titanium dioxide, nano-silicon nitride, silane coupling agent,
Antioxidant, antifreezing agent, surfactant and the mixing of suitable water, are warming up to 300 degrees Celsius, with 1000 revs/min, stirring 30
Minute is to get mixture 3；
(5) it after mixture 3 being sifted out iron, is put into mold, is pressed into material base, material base is done under 100 degrees Celsius
It is dry to get green compact；
(6) green surface made from step (5) is coated with glaze layer, then the green compact for being coated with glaze layer is sintered, cooled down
Afterwards to get the ageing-resistant ceramic insulator.
The dosage of water is 20 parts by weight in step (4).
Sintering temperature in step (6) is 1280 degrees Celsius.
Embodiment 2
A kind of ageing-resistant ceramic insulator includes the raw material of following parts by weight meter：
32 parts of potassium feldspar, 24 parts of zeolite, 30 parts of mica, 16 parts of kaolin, 22 parts of epoxy resin, 18 parts of organosilicon, ceramics
20 parts of fiber, 10 parts of zirconium dioxide, 15 parts of calcium silicates, 10 parts of nano silicon dioxide, 10 parts of nano-titanium dioxide, nano-silicon nitride
8 parts, 6 parts of silane coupling agent, 6 parts of antioxidant, 5 parts of antifreezing agent, 6 parts of surfactant.
Silane coupling agent is 3- aminopropyl trimethoxysilanes and γ-aminopropyltrimethoxysilane according to mass ratio 1:1
Mixing composition.
Antioxidant is β-(3,5 di-tert-butyl-hydroxy phenyl) propionic acid octadecyl and three (2,4- di-tert-butyls
Base) phosphite is according to mass ratio 3:1 mixing composition.
Antifreezing agent is sodium carbonate and sodium sulphate according to mass ratio 1:1 mixing composition.
Surfactant is is sodium sulfate of polyethenoxy ether of fatty alcohol and fatty alcohol polyoxyethylene ether ammonium sulfate according to quality
Than 1:1 mixing composition.
A kind of preparation method of above-mentioned ageing-resistant ceramic insulator is also disclosed in the present embodiment, specifically, including following
Step：
(1) each raw material components are weighed according to the proportioning of ageing-resistant ceramic insulator；
(2) potassium feldspar, zeolite, mica, kaolin, ceramic fibre, zirconium dioxide and calcium silicates are mixed into input ball mill
In be ground to grain diameter for 200 mesh to get mixture 1；
(3) epoxy resin, organosilicon are mixed and is warming up to 600 degrees Celsius of progress mixed meltings, it is spare to obtain mixture 2；
(4) by mixture 1, mixture 2, nano silicon dioxide, nano-titanium dioxide, nano-silicon nitride, silane coupling agent,
Antioxidant, antifreezing agent, surfactant and the mixing of suitable water, are warming up to 500 degrees Celsius, with 2000 revs/min, stirring 40
Minute is to get mixture 3；
(5) it after mixture 3 being sifted out iron, is put into mold, is pressed into material base, material base is done under 180 degrees Celsius
It is dry to get green compact；
(6) green surface made from step (5) is coated with glaze layer, then the green compact for being coated with glaze layer is sintered, cooled down
Afterwards to get the ageing-resistant ceramic insulator.
The dosage of water is 30 parts by weight in step (4).
Sintering temperature in step (6) is 1450 degrees Celsius.
Embodiment 3
A kind of ageing-resistant ceramic insulator includes the raw material of following parts by weight meter：
28 parts of potassium feldspar, 20 parts of zeolite, 27 parts of mica, 12 parts of kaolin, 18 parts of epoxy resin, 15 parts of organosilicon, ceramics
15 parts of fiber, 8 parts of zirconium dioxide, 11 parts of calcium silicates, 7 parts of nano silicon dioxide, 8 parts of nano-titanium dioxide, nano-silicon nitride 5
Part, 4.2 parts of silane coupling agent, 4.8 parts of antioxidant, 3.6 parts of antifreezing agent, 4.5 parts of surfactant.
Silane coupling agent is γ-aminopropyltrimethoxysilane and vinyl three ('beta '-methoxy ethyoxyl) silane according to matter
Measure ratio 3:2 mixing compositions.
Antioxidant is β-(3,5 di-tert-butyl-hydroxy phenyl) propionic acid octadecyl and three (2,4- di-tert-butyls
Base) phosphite is according to mass ratio 3:1 mixing composition.
Antifreezing agent is calcium nitrate, potassium carbonate and calcium sulfate according to mass ratio 1:1:1 mixing composition.
Surfactant is lauryl sodium sulfate and sodium sulfate of polyethenoxy ether of fatty alcohol according to mass ratio 1:1 mixing group
Into.
A kind of preparation method of above-mentioned ageing-resistant ceramic insulator is also disclosed in the present embodiment, specifically, including following
Step：
(1) each raw material components are weighed according to the proportioning of ageing-resistant ceramic insulator；
(2) potassium feldspar, zeolite, mica, kaolin, ceramic fibre, zirconium dioxide and calcium silicates are mixed into input ball mill
In be ground to grain diameter for 180 mesh to get mixture 1；
(3) epoxy resin, organosilicon are mixed and is warming up to 500 degrees Celsius of progress mixed meltings, it is spare to obtain mixture 2；
(4) by mixture 1, mixture 2, nano silicon dioxide, nano-titanium dioxide, nano-silicon nitride, silane coupling agent,
Antioxidant, antifreezing agent, surfactant and the mixing of suitable water, are warming up to 420 degrees Celsius, with 1500 revs/min, stirring 35
Minute is to get mixture 3；
(5) it after mixture 3 being sifted out iron, is put into mold, is pressed into material base, material base is done under 150 degrees Celsius
It is dry to get green compact；
(6) green surface made from step (5) is coated with glaze layer, then the green compact for being coated with glaze layer is sintered, cooled down
Afterwards to get the ageing-resistant ceramic insulator.
The dosage of water is 28 parts by weight in step (4).
Sintering temperature in step (6) is 1360 degrees Celsius.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although with reference to aforementioned reality
Example is applied the present invention is described in detail, it for those skilled in the art, still can be to aforementioned each implementation
Technical solution recorded in example modifies or carries out equivalent replacement to which part technical characteristic.All essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (9)
1. a kind of ageing-resistant ceramic insulator, which is characterized in that including following raw material by weight：
20-32 parts of potassium feldspar, 15-24 parts of zeolite, 25-30 parts of mica, 8-16 parts of kaolin, 15-22 parts of epoxy resin, organosilicon
10-18 parts, 10-20 parts of ceramic fibre, 6-10 parts of zirconium dioxide, 7-15 parts of calcium silicates, 4-10 parts of nano silicon dioxide, nanometer two
4-10 parts of titanium oxide, 3-8 parts of nano-silicon nitride, 3-6 parts of silane coupling agent, 3-6 parts of antioxidant, 2-5 parts of antifreezing agent, surface are lived
3-6 parts of agent of property.
2. ageing-resistant ceramic insulator according to claim 1, which is characterized in that include the raw material of following parts by weight meter：
28 parts of potassium feldspar, 20 parts of zeolite, 27 parts of mica, 12 parts of kaolin, 18 parts of epoxy resin, 15 parts of organosilicon, 15 parts of ceramic fibre,
It is 8 parts of zirconium dioxide, 11 parts of calcium silicates, 7 parts of nano silicon dioxide, 8 parts of nano-titanium dioxide, 5 parts of nano-silicon nitride, silane coupled
4.2 parts of agent, 4.8 parts of antioxidant, 3.6 parts of antifreezing agent, 4.5 parts of surfactant.
3. ageing-resistant ceramic insulator according to claim 1, which is characterized in that the silane coupling agent is vinyl three
Ethoxysilane, vinyltrimethoxysilane, 3- aminopropyl trimethoxysilanes, γ-aminopropyltrimethoxysilane and second
It is one or more of in alkenyl three ('beta '-methoxy ethyoxyl) silane to combine.
4. ageing-resistant ceramic insulator according to claim 1, which is characterized in that the antioxidant is β-(3,5 two uncles
Butyl -4- hydroxy phenyls) propionic acid octadecyl and three (2,4- di-tert-butyl-phenyls) phosphites are according to mass ratio 3:1 mixing group
Into.
5. ageing-resistant ceramic insulator according to claim 1, which is characterized in that the antifreezing agent is nitrite, nitre
The mixing of one or more of hydrochlorate, carbonate and sulfate.
6. ageing-resistant ceramic insulator according to claim 7, which is characterized in that the surfactant is dodecyl
One kind in sodium sulphate, ammonium lauryl sulfate, sodium sulfate of polyethenoxy ether of fatty alcohol and fatty alcohol polyoxyethylene ether ammonium sulfate
Or several mixing compositions.
It is 7. a kind of such as the preparation method of the ageing-resistant ceramic insulator of claim 1-6 any one of them, which is characterized in that including
Following steps：
(1) each raw material components are weighed according to the proportioning of ageing-resistant ceramic insulator；
(2) potassium feldspar, zeolite, mica, kaolin, ceramic fibre, zirconium dioxide and calcium silicates are mixed in input ball mill and ground
Be milled to grain diameter for 100-200 mesh to get mixture 1；
(3) epoxy resin, organosilicon are mixed and is warming up to 400-600 degrees Celsius of progress mixed melting, it is spare to obtain mixture 2；
(4) by mixture 1, mixture 2, nano silicon dioxide, nano-titanium dioxide, nano-silicon nitride, silane coupling agent, antioxygen
Agent, antifreezing agent, surfactant and the mixing of suitable water, are warming up to 300-500 degrees Celsius, with 1000-2000 revs/min,
30-40 minutes are stirred to get mixture 3；
(5) it after mixture 3 being sifted out iron, is put into mold, is pressed into material base, material base is done under 100-180 degrees Celsius
It is dry to get green compact；
(6) green surface made from step (5) is coated with glaze layer, then the green compact for being coated with glaze layer is sintered, after cooling, i.e.,
Obtain the ageing-resistant ceramic insulator.
8. the preparation method of ageing-resistant ceramic insulator according to claim 7, which is characterized in that in the step (4)
The dosage of water is 20-30 parts by weight.
9. the preparation method of ageing-resistant ceramic insulator according to claim 7, which is characterized in that in the step (6)
Sintering temperature be 1280-1450 degrees Celsius.
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| CN109437904A (en) * | 2018-12-29 | 2019-03-08 | 南京宝淳新材料科技有限公司 | A kind of oxide ceramic powder body and preparation method thereof |
| CN110668789A (en) * | 2019-10-26 | 2020-01-10 | 中材江西电瓷电气有限公司 | Fiber-reinforced thin and high rod-shaped post porcelain insulator and test sample preparation method thereof |
| CN110845224A (en) * | 2019-12-10 | 2020-02-28 | 江西高鑫电瓷电器有限公司 | High-strength anti-aging porcelain insulator and preparation method thereof |
| CN111018485A (en) * | 2019-12-12 | 2020-04-17 | 江西高强电瓷集团有限公司 | High-cold-resistance porcelain insulator and preparation method thereof |
| CN112225456A (en) * | 2020-10-22 | 2021-01-15 | 林玉婷 | Antibacterial and mildewproof ceramic glaze as well as preparation method and application thereof |
| CN112374758A (en) * | 2020-11-30 | 2021-02-19 | 江西省星海电瓷制造有限公司 | Self-cleaning glaze for porcelain insulator and preparation method thereof |
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| CN110845224B (en) * | 2019-12-10 | 2022-05-31 | 江西高鑫电瓷电器有限公司 | High-strength anti-aging porcelain insulator and preparation method thereof |
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| CN113004027A (en) * | 2021-03-26 | 2021-06-22 | 福建安溪马斯特陶瓷有限公司 | Wear-resistant high-performance ceramic roller and preparation method thereof |
| CN113004027B (en) * | 2021-03-26 | 2022-05-17 | 福建安溪马斯特陶瓷有限公司 | Wear-resistant high-performance ceramic roller and preparation method thereof |
| CN113443892A (en) * | 2021-07-14 | 2021-09-28 | 江西东维电气有限公司 | High-toughness conical suspension type porcelain insulator and preparation method thereof |
| CN113443892B (en) * | 2021-07-14 | 2022-05-27 | 江西东维电气有限公司 | High-toughness conical suspension type porcelain insulator and preparation method thereof |
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