CN103739273A - Insulating ceramic material and preparation method thereof - Google Patents
Insulating ceramic material and preparation method thereof Download PDFInfo
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- CN103739273A CN103739273A CN201310715168.6A CN201310715168A CN103739273A CN 103739273 A CN103739273 A CN 103739273A CN 201310715168 A CN201310715168 A CN 201310715168A CN 103739273 A CN103739273 A CN 103739273A
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Abstract
The invention provides an insulating ceramic material and a preparation method thereof. The insulating ceramic material is prepared from the following raw materials in parts by weight: 10-15 parts of barium titanate, 5-15 parts of aluminum oxide, 5-10 parts of silicon nitride, 15-20 parts of kaolin, 2-6 parts of quartz powder and 15-45 parts of sodium hydroxide solution having the mass fraction of 20%. As the quartz powder is added to the ceramic material, so that the ceramic material is improved in insulation property and abrasive resistance, and as a result, the application of the ceramic material to the electronic products is expanded.
Description
Technical field
The invention belongs to field of ceramic material preparation, relate in particular to a kind of insulating ceramic materials and preparation method thereof.
Background technology
Ceramic species is a lot, has now been widely used in chemical field, electronic applications etc.Wherein alumina-ceramic and barium titanate have excellent physical and chemical performance, are called one of material that electricity field is conventional.In prior art, the insulating resistance value of alumina preparation is low, and insulating property are not high, has reduced the durability of product.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of insulating ceramic materials and preparation method thereof.
For solving existing issue the technical solution used in the present invention, be: a kind of insulating ceramic materials, comprise the following raw material of meter by weight: barium titanate 10-15 part, aluminum oxide 5-15 part, silicon nitride 5-10 part, kaolin 15-20 part, silica powder 2-6 part, sodium hydroxide solution 15-45 part that massfraction is 20%.
Preferably, silica powder size is 100 orders.
The preparation method of above-mentioned a kind of insulating ceramic materials, comprises the following steps:
(1) according to parts by weight, take raw material;
(2) mixture of above-mentioned steps is put into shredder, grind 2-5 hour, and then to add massfraction be 20% sodium hydroxide solution, after stirring, processing obtains ceramic powder in the nodulizer of 150-220 ℃ again;
(3) above-mentioned ceramic powder is vacuumized under 121MPa, pressurize 5-10 minute, repeated once every 2-5 minute, altogether vacuumized rear one-tenth work in-process 3-5 time;
(4) by calcining under above-mentioned work in-process normal pressure 1200-1500 ℃, be incubated 1.5-3 hour and obtain insulating ceramic materials.
Preferably, work in-process calcining at 1500 ℃ under normal pressure.
Beneficial effect of the present invention: owing to having added silica powder in stupalith, stupalith insulativity and wear resistance are increased, expanded the application in stupalith electronic product.
Embodiment
Below by specific embodiment, the present invention is further described in detail.
Embodiment 1
An insulating ceramic materials, comprises the following raw material of meter by weight: 10 parts of barium titanates, 5 parts, aluminum oxide, 5 parts of silicon nitrides, 15 parts of kaolin, 100 2 parts of order silica powders, 15 parts of the sodium hydroxide solutions that massfraction is 20%.
A preparation method for insulating ceramic materials, comprises the following steps:
(1) take 10 parts of barium titanates, 5 parts, aluminum oxide, 5 parts of silicon nitrides, 15 parts of kaolin, 100 2 parts of order silica powders, 15 parts of the sodium hydroxide solutions that massfraction is 20%;
(2) by 10 parts of barium titanates, 5 parts, aluminum oxide, 5 parts of silicon nitrides, 15 parts of kaolin, after mixing, 100 2 parts of order silica powders put into shredder, grind 2 hours, and then to add massfraction be 15 parts of 20% sodium hydroxide solutions, after stirring, processing obtains ceramic powder in the nodulizer of 150 ℃ again;
(3) above-mentioned ceramic powder is vacuumized under 121MPa, pressurize 5 minutes, repeated once every 2 minutes, became work in-process after altogether vacuumizing 3 times;
(4), by calcining at lower 1200 ℃ of above-mentioned work in-process normal pressure, be incubated 1.5 hours must insulating ceramic materials.
Embodiment 2
An insulating ceramic materials, comprises the following raw material of meter by weight: 15 parts of barium titanates, 15 parts, aluminum oxide, 10 parts of silicon nitrides, 20 parts of kaolin, 100 6 parts of order silica powders, 45 parts of the sodium hydroxide solutions that massfraction is 20%.
A preparation method for insulating ceramic materials, comprises the following steps:
(1) take 15 parts of barium titanates, 15 parts, aluminum oxide, 10 parts of silicon nitrides, 20 parts of kaolin, 100 6 parts of order silica powders, 45 parts of the sodium hydroxide solutions that massfraction is 20%;
(2) by 15 parts of barium titanates, 15 parts, aluminum oxide, 10 parts of silicon nitrides, 20 parts of kaolin, after mixing, 6 parts of silica powders put into shredder, grind 5 hours, and then to add massfraction be 45 parts of 20% sodium hydroxide solutions, after stirring, processing obtains ceramic powder in the nodulizer of 220 ℃ again;
(3) above-mentioned ceramic powder is vacuumized under 121MPa, pressurize 10 minutes, repeated once every 5 minutes, became work in-process after altogether vacuumizing 5 times;
(4), by calcining at lower 1500 ℃ of above-mentioned work in-process normal pressure, be incubated 3 hours must insulating ceramic materials.
Embodiment 3
An insulating ceramic materials, comprises the following raw material of meter by weight: 13 parts of barium titanates, 10 parts, aluminum oxide, 8 parts of silicon nitrides, 18 parts of kaolin, 100 5 parts of order silica powders, 30 parts of the sodium hydroxide solutions that massfraction is 20%.
A preparation method for insulating ceramic materials, comprises the following steps:
(1) take 13 parts of barium titanates, 10 parts, aluminum oxide, 8 parts of silicon nitrides, 18 parts of kaolin, 100 5 parts of order silica powders, 30 parts of the sodium hydroxide solutions that massfraction is 20%;
(2) by 13 parts of barium titanates, 10 parts, aluminum oxide, 8 parts of silicon nitrides, 18 parts of kaolin, put into shredder after 5 parts of silica powders mix, and grind 3 hours, and then to add massfraction be 30 parts of 20% sodium hydroxide solutions, after stirring, processing obtains ceramic powder in the nodulizer of 200 ℃ again;
(3) above-mentioned ceramic powder is vacuumized under 121MPa, pressurize 8 minutes, repeated once every 4 minutes, became work in-process after altogether vacuumizing 4 times;
(4), by calcining at lower 1300 ℃ of above-mentioned work in-process normal pressure, be incubated 2 hours must insulating ceramic materials.
Insulating ceramic materials of the present invention carries out the detection of specific inductivity and voltage breakdown, and comparative sample is existing insulating ceramic materials, and result is as described in Table 1.
In addition, the invention is not restricted to above-mentioned embodiment, as long as within not exceeding scope of the present invention, can take variety of way to implement the present invention.
Claims (4)
1. an insulating ceramic materials, is characterized in that comprising the following raw material of meter by weight: barium titanate 10-15 part, aluminum oxide 5-15 part, silicon nitride 5-10 part, kaolin 15-20 part, silica powder 2-6 part, sodium hydroxide solution 15-45 part that massfraction is 20%.
2. a kind of insulating ceramic materials according to claim 1, is characterized in that: silica powder size is 100 orders.
3. the preparation method of a kind of insulating ceramic materials claimed in claim 1, is characterized in that comprising the following steps:
(1) according to parts by weight, take raw material;
(2) mixture of above-mentioned steps is put into shredder, grind 2-5 hour, and then to add massfraction be 20% sodium hydroxide solution, after stirring, processing obtains ceramic powder in the nodulizer of 150-220 ℃ again;
(3) above-mentioned ceramic powder is vacuumized under 121MPa, pressurize 5-10 minute, repeated once every 2-5 minute, altogether vacuumized rear one-tenth work in-process 3-5 time;
(4) by calcining under above-mentioned work in-process normal pressure 1200-1500 ℃, be incubated 1.5-3 hour and obtain insulating ceramic materials.
4. the preparation method of a kind of insulating ceramic materials according to claim 3, is characterized in that: work in-process are calcining at 1500 ℃ under normal pressure.
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| CN201310715168.6A CN103739273B (en) | 2013-12-23 | 2013-12-23 | Insulating ceramic material and preparation method thereof |
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| CN201310715168.6A CN103739273B (en) | 2013-12-23 | 2013-12-23 | Insulating ceramic material and preparation method thereof |
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| CN103739273A true CN103739273A (en) | 2014-04-23 |
| CN103739273B CN103739273B (en) | 2015-05-20 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105198407A (en) * | 2015-09-24 | 2015-12-30 | 长沙鼎成新材料科技有限公司 | Preparation method of composite ceramic binding post for electricity |
| CN106007672A (en) * | 2016-05-18 | 2016-10-12 | 魏倩 | Preparation method of insulating ceramic for power, insulating ceramic and application |
| CN106003393A (en) * | 2016-07-12 | 2016-10-12 | 苏州宏泉高压电容器有限公司 | Automatic burr remover of ceramic medium chip of high-pressure ceramic capacitor |
| CN106587969A (en) * | 2016-12-05 | 2017-04-26 | 苏州洛特兰新材料科技有限公司 | Low-dielectric-constant insulation composite ceramic material and preparation method thereof |
| CN106588061A (en) * | 2016-12-07 | 2017-04-26 | 苏州洛特兰新材料科技有限公司 | Ceramic composite material added with nickel carbonyl powder and preparation method thereof |
| CN108298962A (en) * | 2015-09-24 | 2018-07-20 | 于洋 | A kind of preparation method of high voltage suspended ceramic wiring terminal |
| CN108503345A (en) * | 2018-07-03 | 2018-09-07 | 贵州大学 | A kind of technique of ardealite and low product bauxite insulating ceramic materials coproduction acid |
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| CN102515694A (en) * | 2011-12-29 | 2012-06-27 | 浙江晟翔电子科技有限公司 | Preparation method for insulating fillers |
| CN103113090A (en) * | 2012-12-12 | 2013-05-22 | 杨益 | Ceramic material and preparation method thereof |
| CN103435335A (en) * | 2013-08-13 | 2013-12-11 | 山东博润工业技术股份有限公司 | Preparation method of aluminum oxide ceramic material |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102515694A (en) * | 2011-12-29 | 2012-06-27 | 浙江晟翔电子科技有限公司 | Preparation method for insulating fillers |
| CN103113090A (en) * | 2012-12-12 | 2013-05-22 | 杨益 | Ceramic material and preparation method thereof |
| CN103435335A (en) * | 2013-08-13 | 2013-12-11 | 山东博润工业技术股份有限公司 | Preparation method of aluminum oxide ceramic material |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105198407A (en) * | 2015-09-24 | 2015-12-30 | 长沙鼎成新材料科技有限公司 | Preparation method of composite ceramic binding post for electricity |
| CN105198407B (en) * | 2015-09-24 | 2018-04-24 | 刘淑敏 | A kind of preparation method of electric power composite ceramics binding post |
| CN108298962A (en) * | 2015-09-24 | 2018-07-20 | 于洋 | A kind of preparation method of high voltage suspended ceramic wiring terminal |
| CN108314429A (en) * | 2015-09-24 | 2018-07-24 | 于洋 | A kind of preparation method of higfh-tension ceramics binding post |
| CN106007672A (en) * | 2016-05-18 | 2016-10-12 | 魏倩 | Preparation method of insulating ceramic for power, insulating ceramic and application |
| CN106007672B (en) * | 2016-05-18 | 2018-07-31 | 湖南圣瓷科技有限公司 | The preparation method and its insulating ceramics of a kind of electric power insulating ceramics and application |
| CN106003393A (en) * | 2016-07-12 | 2016-10-12 | 苏州宏泉高压电容器有限公司 | Automatic burr remover of ceramic medium chip of high-pressure ceramic capacitor |
| CN106587969A (en) * | 2016-12-05 | 2017-04-26 | 苏州洛特兰新材料科技有限公司 | Low-dielectric-constant insulation composite ceramic material and preparation method thereof |
| CN106588061A (en) * | 2016-12-07 | 2017-04-26 | 苏州洛特兰新材料科技有限公司 | Ceramic composite material added with nickel carbonyl powder and preparation method thereof |
| CN108503345A (en) * | 2018-07-03 | 2018-09-07 | 贵州大学 | A kind of technique of ardealite and low product bauxite insulating ceramic materials coproduction acid |
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| CN103739273B (en) | 2015-05-20 |
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Owner name: WUJIANG HUACHENG COMPOSITE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SUZHOU HONGQUAN HIGH VOLTAGE CAPACITOR CO., LTD. Effective date: 20150326 |
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