CN103482972B - A kind of microwave dielectric ceramic materials and preparation method thereof - Google Patents
A kind of microwave dielectric ceramic materials and preparation method thereof Download PDFInfo
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- CN103482972B CN103482972B CN201310452930.6A CN201310452930A CN103482972B CN 103482972 B CN103482972 B CN 103482972B CN 201310452930 A CN201310452930 A CN 201310452930A CN 103482972 B CN103482972 B CN 103482972B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 229910010293 ceramic material Inorganic materials 0.000 title claims abstract description 18
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims abstract description 16
- 229910052681 coesite Inorganic materials 0.000 claims abstract description 16
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract description 16
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Inorganic materials O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims abstract description 16
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Inorganic materials O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052682 stishovite Inorganic materials 0.000 claims abstract description 16
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052905 tridymite Inorganic materials 0.000 claims abstract description 16
- 238000000498 ball milling Methods 0.000 claims abstract description 8
- 239000000919 ceramic Substances 0.000 abstract description 17
- 239000000463 material Substances 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 5
- MQWCQFCZUNBTCM-UHFFFAOYSA-N 2-tert-butyl-6-(3-tert-butyl-2-hydroxy-5-methylphenyl)sulfanyl-4-methylphenol Chemical group CC(C)(C)C1=CC(C)=CC(SC=2C(=C(C=C(C)C=2)C(C)(C)C)O)=C1O MQWCQFCZUNBTCM-UHFFFAOYSA-N 0.000 abstract description 4
- 231100000252 nontoxic Toxicity 0.000 abstract description 3
- 230000003000 nontoxic effect Effects 0.000 abstract description 3
- 239000012776 electronic material Substances 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010295 mobile communication Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- SPAGIJMPHSUYSE-UHFFFAOYSA-N Magnesium peroxide Chemical compound [Mg+2].[O-][O-] SPAGIJMPHSUYSE-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Compositions Of Oxide Ceramics (AREA)
- Inorganic Insulating Materials (AREA)
Abstract
The present invention relates to a kind of microwave dielectric ceramic materials and preparation method thereof, belong to technical field of electronic materials, this microwave dielectric ceramic materials is by MgO26～10 parts, TiO262～68 parts, CaO6～9 parts, SiO22～4 parts, MnO22～4 parts, Nb2O51～3 part, CeO21～3 part, Li2O3～5 parts, Ln2O3～5 parts of compositions, its preparation method is to take above-mentioned material, sinters through ball milling mixing, at 1020～1060 DEG C and make at pre-burning and 1230～1260 DEG C；This ceramic dielectric excellent performance, preparation technology is simple, nontoxic, and environmentally safe, beneficially industrial scale produce.
Description
Technical field
The present invention relates to a kind of ceramic material and preparation method thereof, be specifically related to a kind of microwave dielectric ceramic materials and preparation method thereof, belong to technical field of electronic materials.
Background technology
The modern communications such as mobile communication, satellite communication, GPS (GPS), Bluetooth technology and WLAN (WLA) is developed rapidly in recent years, if China is since cellular mobile telephone system in 1987 puts into effect, mobile communication is every year with the rapid pace development almost doubled, to calendar year 2001 by the end of June, the tracking exchage amount of China reaches 1.17 hundred million, becoming the first big Mobile Communications Market in the world, production value is more than 1,000,000,000,000 RMB.This develop rapidly the demand having driven the microwave devices such as microwave resonator, wave filter, agitator, phase shifter, microwave capacitors and microwave base plate greatly.Owing to the microwave devices such as microwave-medium ceramics dielectric resonator have the advantages such as volume is little, light weight, stable performance, low price, therefore the microwave-medium ceramics as microwave device critical material also develops the rapidest, its market expands the most rapidly, estimation as conservative in Japan microwave-medium ceramics market in 1996 is about 400,000,000 dollars, within 2000, then reaches nearly 6,000,000,000 dollars;And the miniaturization of modern communications instrument, chip type, integrated in play very important effect.
Microwave-medium ceramics refers to be applied in microwave frequency (mainly 300MHz～30GHz frequency range) circuit as dielectric material the ceramic material that completes one or more functions, is the critical material manufacturing microwave dielectric filter resonator.It has the premium properties such as high-k, low-dielectric loss, temperature coefficient be little, is suitable to manufacture multiple microwave device, can meet microwave circuit miniaturization, integrated, high reliability and the requirement of low cost.Along with the development of mobile communication, microwave-medium ceramics has become one of key project of high-performance ceramics research.
According to the difference of its dielectric properties, particularly relating to the difference of the size of dielectric constant, usual microwave-medium ceramics can be divided into low-k class, medium dielectric constant microwave medium class and the big class of high-k class 3.High-permittivity microwave medium ceramics refers to the microwave-medium ceramics that dielectric constant is more than or equal to 80, in the past few decades in, the microwave-medium ceramics of high-k has obtained studying widely, the huge market demand.201210386022.7 disclose a kind of high-dielectric constant microwave-medium ceramics material and preparation method thereof, but there is the problem such as complicated process of preparation, preparation cost height.201210386022.7 disclose a kind of high-dielectric constant microwave-medium ceramics material and preparation method thereof, although cost of manufacture is substantially reduced, but dielectric properties still can not meet the requirement of some equipment.The present invention is directed to the powerful market demand of high-permittivity microwave medium ceramics and existing technical problem, a kind of high-dielectric constant microwave-medium ceramics material of research and preparation method thereof, reaches meet the preparation demand of high performance microwave device and reduce the purpose of production cost.
Summary of the invention
It is an object of the invention to provide a kind of microwave dielectric ceramic materials, this ceramic dielectric excellent performance, preparation technology is simple, nontoxic, and environmentally safe, beneficially industrial scale produce.
In order to solve the problems referred to above, the technical solution adopted in the present invention is:
A kind of microwave dielectric ceramic materials, is made up of the component of following weight portion:
MgO26～10 parts, TiO262～68 parts, CaO6～9 parts, SiO22～4 parts, MnO22～4 parts, Nb2O51～3 part, CeO21～3 part, Li2O3～5 parts, Ln2O3～5 parts.
A kind of microwave dielectric ceramic materials, is made up of the component of following weight portion:
MgO27.5 parts, TiO262～68 parts, CaO6～9 parts, SiO22～4 parts, MnO22～4 parts, Nb2O51～3 part, CeO21～3 part, Li2O3～5 parts, Ln2O3～5 parts.
Described Magnesium dioxide uses mass content to be the Magnesium dioxide of 99%.
The preparation method of a kind of microwave dielectric ceramic materials, comprises the steps:
Take MgO26～10 parts, TiO262～68 parts, CaO6～9 parts, SiO22～4 parts, MnO22～4 parts, Nb2O51～3 part, CeO21～3 part, Li2O3～5 parts, Ln2O3～5 parts, and sinter at pre-burning and 1230～1260 DEG C through ball milling mixing, at 1020～1060 DEG C and make.
The present invention provides the benefit that relative to prior art:
The present invention uses conventional solid sintering process to prepare ceramics as low-loss microwave medium, and its technique is simple, with low cost；Prepared microwave dielectric ceramic materials dielectric properties are excellent, and preparation technology is simple, nontoxic, environmentally safe, and beneficially industrial scale produces.
Detailed description of the invention
Being described in further details the present invention below by embodiment, these embodiments are only used for the present invention is described, do not limit the scope of the invention.
Embodiment
1
A kind of microwave dielectric ceramic materials, is made up of the component of following weight portion:
MgO28 parts, TiO262 parts, CaO8 part, SiO23 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O5 part.
Its preparation method comprises the steps:
Take MgO28 parts, TiO262 parts, CaO8 part, SiO23 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O5 part, and sinter at pre-burning and 1230 DEG C through ball milling mixing, at 1020 DEG C and make.
Embodiment
2
A kind of microwave dielectric ceramic materials, is made up of the component of following weight portion:
MgO26 parts, TiO264 parts, CaO8 part, SiO23 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O5 part.
Its preparation method comprises the steps:
Take MgO28 parts, TiO262 parts, CaO8 part, SiO23 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O5 part, and sinter at pre-burning and 1230 DEG C through ball milling mixing, at 1030 DEG C and make.
Embodiment
3
A kind of microwave dielectric ceramic materials, is made up of the component of following weight portion:
MgO26 parts, TiO264 parts, CaO9 part, SiO22 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O5 part.
Its preparation method comprises the steps:
Take MgO28 parts, TiO262 parts, CaO9 part, SiO22 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O5 part, and sinter at pre-burning and 1240 DEG C through ball milling mixing, at 1030 DEG C and make.
Embodiment
4
A kind of microwave dielectric ceramic materials, is made up of the component of following weight portion:
MgO26 parts, TiO264 parts, CaO7 part, SiO24 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O5 part.
Its preparation method comprises the steps:
Take MgO28 parts, TiO262 parts, CaO7 part, SiO24 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O5 part, and sinter at pre-burning and 1260 DEG C through ball milling mixing, at 1030 DEG C and make.
Embodiment
5
A kind of microwave dielectric ceramic materials, is made up of the component of following weight portion:
MgO28 parts, TiO262 parts, CaO7 part, SiO24 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O5 part.
Its preparation method comprises the steps:
Take MgO28 parts, TiO262 parts, CaO7 part, SiO24 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O5 part, and sinter at pre-burning and 1250 DEG C through ball milling mixing, at 1060 DEG C and make.
Claims (1)
1. a microwave dielectric ceramic materials, it is characterised in that: it is made up of the component of following weight portion:
MgO28 parts, TiO262 parts, CaO8 part, SiO23 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O35 parts；
Its preparation method comprises the steps:
Take MgO28 parts, TiO262 parts, CaO8 part, SiO23 parts, MnO23 parts, Nb2O53 parts, CeO23 parts, Li2O5 part, Ln2O35 parts, and sinter at pre-burning and 1230 DEG C through ball milling mixing, at 1020 DEG C and make.
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| CN103482972B true CN103482972B (en) | 2016-08-17 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219501A (en) * | 2011-04-27 | 2011-10-19 | 西安工业大学 | Lithium-based low-loss temperature-stabilized microwave medium ceramic material and preparation method thereof |
| CN102442823A (en) * | 2011-09-26 | 2012-05-09 | 电子科技大学 | Microwave dielectric ceramic material and preparation method thereof |
| CN102898135A (en) * | 2012-10-12 | 2013-01-30 | 桂林电子科技大学 | High-dielectric constant microwave dielectric ceramic material and preparation method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219501A (en) * | 2011-04-27 | 2011-10-19 | 西安工业大学 | Lithium-based low-loss temperature-stabilized microwave medium ceramic material and preparation method thereof |
| CN102442823A (en) * | 2011-09-26 | 2012-05-09 | 电子科技大学 | Microwave dielectric ceramic material and preparation method thereof |
| CN102898135A (en) * | 2012-10-12 | 2013-01-30 | 桂林电子科技大学 | High-dielectric constant microwave dielectric ceramic material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| "BaCu(B2O5)助烧剂对2.5ZnO–2.5Nb2O5–5TiO2 微波介质陶瓷介电性能的影响";孙露 等;《硅酸盐学报》;20091130;第37卷(第11期);第1933-1937页 * |
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Effective date of registration: 20190718 Address after: 333000 Yangmei Pavilion, Sanbao Road, Zhushan District, Jingdezhen City, Jiangxi Province Patentee after: Jingdezhen Jingdexianyunju Ceramic Culture Co., Ltd. Address before: 521000 No. 2, No. 1 Hengxiang Road, Fengshan Village, Xiangqiao District, Chaozhou City, Guangdong Province Patentee before: Chen Ruiqun |
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Granted publication date: 20160817 Termination date: 20190929 |