KR100365294B1 - 저온소결 저손실 고주파유전체 세라믹스 조성물 및 그 제조방법 - Google Patents
저온소결 저손실 고주파유전체 세라믹스 조성물 및 그 제조방법 Download PDFInfo
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- KR100365294B1 KR100365294B1 KR1020000021259A KR20000021259A KR100365294B1 KR 100365294 B1 KR100365294 B1 KR 100365294B1 KR 1020000021259 A KR1020000021259 A KR 1020000021259A KR 20000021259 A KR20000021259 A KR 20000021259A KR 100365294 B1 KR100365294 B1 KR 100365294B1
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- 239000000203 mixture Substances 0.000 title claims abstract description 48
- 239000000919 ceramic Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims description 12
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 9
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 59
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 14
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 9
- 238000000354 decomposition reaction Methods 0.000 claims description 8
- 238000001354 calcination Methods 0.000 claims description 7
- 239000011230 binding agent Substances 0.000 claims description 5
- 238000010304 firing Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 239000008187 granular material Substances 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 239000003990 capacitor Substances 0.000 abstract description 8
- 238000005245 sintering Methods 0.000 abstract description 8
- 239000002131 composite material Substances 0.000 abstract description 7
- 229910052802 copper Inorganic materials 0.000 abstract description 5
- 229910052709 silver Inorganic materials 0.000 abstract description 5
- 239000000758 substrate Substances 0.000 abstract description 5
- 229910001316 Ag alloy Inorganic materials 0.000 abstract description 4
- 229910001252 Pd alloy Inorganic materials 0.000 abstract description 4
- 229910045601 alloy Inorganic materials 0.000 abstract description 4
- 239000000956 alloy Substances 0.000 abstract description 4
- 239000003989 dielectric material Substances 0.000 abstract description 3
- 239000006104 solid solution Substances 0.000 description 8
- 238000002441 X-ray diffraction Methods 0.000 description 6
- 239000010949 copper Substances 0.000 description 5
- 238000001938 differential scanning calorimetry curve Methods 0.000 description 4
- 238000009766 low-temperature sintering Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000000113 differential scanning calorimetry Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241001268311 Icta Species 0.000 description 1
- 229910001374 Invar Inorganic materials 0.000 description 1
- 208000029816 Megalencephaly-capillary malformation-polymicrogyria syndrome Diseases 0.000 description 1
- 241000627951 Osteobrama cotio Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 150000004703 alkoxides Chemical class 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000010344 co-firing Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
- H01B3/12—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances ceramics
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/46—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
- H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
- H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Insulating Materials (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
Description
No. | x(mole) | 소성온도(℃-4hrs.) | 유전율(εr) | 품질계수(Q×f GHz) | 온도계수(τf:ppm/℃) |
1 | 0.01 | 925 | 21 | 36800 | -60 |
2 | 0.10 | 1000 | 25 | 58500 | -25 |
3 | 0.15 | 1050 | 25 | 83600 | -48 |
4 | 0.20 | 1050 | 22 | 82300 | -67 |
5 | 0.25 | 1050 | 22 | 71300 | -67 |
6 | 0.30 | 1050 | 21 | 77100 | -61 |
7 | 0.35 | 1050 | 21 | 84100 | -63 |
8 | 0.40 | 1050 | 21 | 88900 | -73 |
9 | 0.45 | 1050 | 21 | 73600 | -68 |
10 | 0.50 | 1050 | 20 | 81200 | -54 |
11 | 0.55 | 1050 | 20 | 78200 | -56 |
12 | 0.60 | 1100 | 20 | 85900 | -55 |
No. | x(mole) | y(mole) | 소성온도(℃-4hrs.) | 유전율(εr) | 품질계수(Q×f GHz) | 온도계수(τf:ppm/℃) |
13 | 0.01 | 0.2 | 925 | 23 | 42700 | -24 |
14 | 0.3 | 28 | 29000 | +9 | ||
15 | 0.4 | 29 | 27900 | +29 | ||
16 | 0.6 | 33 | 24100 | +53 | ||
17 | 0.8 | 35 | 22000 | +74 | ||
18 | 0.10 | 0.2 | 1000 | 31 | 51900 | +23 |
19 | 0.3 | 33 | 47300 | +51 | ||
20 | 0.4 | 35 | 43700 | +62 | ||
21 | 0.6 | 40 | 41900 | +103 | ||
22 | 0.8 | 46 | 41300 | +134 | ||
23 | 0.15 | 0.2 | 1050 | 30 | 80100 | +4 |
24 | 0.3 | 32 | 78400 | +12 | ||
25 | 0.4 | 34 | 68400 | +42 | ||
26 | 0.6 | 39 | 57600 | +99 | ||
27 | 0.8 | 44 | 55200 | +128 | ||
28 | 0.20 | 0.2 | 1050 | 28 | 97700 | -24 |
29 | 0.3 | 30 | 107000 | +1 | ||
30 | 0.4 | 32 | 83900 | +26 | ||
31 | 0.6 | 37 | 78800 | +84 | ||
32 | 0.8 | 45 | 72100 | +117 |
No. | x(mole) | y(mole) | 소성온도(℃-4hrs.) | 유전율(εr) | 품질계수(Q×f GHz) | 온도계수(τf:ppm/℃) |
33 | 0.25 | 0.2 | 1050 | 27 | 83500 | -22 |
34 | 0.3 | 28 | 101000 | +3 | ||
35 | 0.4 | 32 | 84900 | +28 | ||
36 | 0.6 | 37 | 77900 | +64 | ||
37 | 0.8 | 42 | 70700 | +104 | ||
38 | 0.30 | 0.2 | 1100 | 27 | 89100 | -18 |
39 | 0.3 | 30 | 101600 | +3 | ||
40 | 0.4 | 32 | 83600 | +22 | ||
41 | 0.6 | 36 | 82000 | +73 | ||
42 | 0.8 | 40 | 74100 | +103 | ||
43 | 0.35 | 0.2 | 1100 | 28 | 84300 | -17 |
44 | 0.3 | 30 | 99700 | +6 | ||
45 | 0.4 | 32 | 90700 | +19 | ||
46 | 0.6 | 36 | 81300 | +78 | ||
47 | 0.8 | 40 | 73400 | +112 | ||
48 | 0.40 | 0.2 | 1050 | 25 | 83100 | -18 |
49 | 0.3 | 28 | 102500 | -1 | ||
50 | 0.4 | 30 | 85500 | +25 | ||
51 | 0.6 | 35 | 86500 | +65 | ||
52 | 0.8 | 38 | 68400 | +108 |
No. | x(mole) | y(mole) | 소성온도(℃-4hrs.) | 유전율(εr) | 품질계수(Q×f GHz) | 온도계수(τf:ppm/℃) |
53 | 0.45 | 0.2 | 1050 | 25 | 69300 | -18 |
54 | 0.3 | 27 | 80200 | +6 | ||
55 | 0.4 | 29 | 74200 | +34 | ||
56 | 0.6 | 34 | 72900 | +60 | ||
57 | 0.8 | 37 | 69800 | +115 | ||
58 | 0.50 | 0.2 | 1050 | 23 | 69800 | -27 |
59 | 0.3 | 23 | 69200 | -17 | ||
60 | 0.4 | 22 | 68800 | -14 | ||
61 | 0.6 | 27 | 97400 | +1 | ||
62 | 0.8 | 34 | 78200 | +62 | ||
63 | 0.55 | 0.2 | 1050 | 21 | 73400 | -52 |
64 | 0.3 | 22 | 82300 | -39 | ||
65 | 0.4 | 22 | 72900 | -35 | ||
66 | 0.6 | 23 | 72000 | -18 | ||
67 | 0.8 | 25 | 87000 | -3 | ||
68 | 0.60 | 0.2 | 1050 | 21 | 77100 | -64 |
69 | 0.3 | 20 | 65600 | -64 | ||
70 | 0.4 | 20 | 58500 | -62 | ||
71 | 0.6 | 20 | 45000 | -55 | ||
72 | 0.8 | 19 | 43200 | -47 |
Claims (9)
- (Zn1-xMx)TiO3와 yTiO2의 조합으로 구성되는 고주파유전체 세라믹스 조성물로서, 다음의 조건M은 Mg, Co 또는 Ni이고,x의 범위는 Mg의 경우 0<x≤0.6, Co의 경우 0<x<1.0, Ni의 경우 0<x<1.0 이고,y의 범위는 0≤y≤0.8을 만족하는 고주파유전체 세라믹스 조성물.
- ZnO, MO(여기서 MO는 MgO, CoO 또는 NiO) 및 TiO2의 원료분말을 조성범위 (Zn1-xMx)TiO3와 yTiO2(여기서 M은 Mg, Co, Ni 중의 어느 하나이며, x는 Mg의 경우 0<x≤0.6, Co의 경우 0<x<1, Ni의 경우 0<x<1 이고, y는 0≤y≤0.8)에 따라 칭량하여 혼합한 후 건조하고,850 ~ 950℃에서 하소하고.하소한 분말을 분쇄하고,분쇄한 분말을 성형체로 만들고,상기 성형체를 925 ~ 1100℃에서 소성하는 단계를 포함하여 이루어지며,육방정계(rhombohedral/hexagonal)의 단일상(single phase)의 (Zn1-xMx)TiO3(M은 Mg, Co 또는 Ni)를 얻기위하여 도 2에 도시된 상분해온도 이하의 영역(영역 II)에 해당하는 온도에서 (Zn1-xMx)TiO3를 하소하는 것을 특징으로 하는 고주파유전체 세라믹스 조성물 제조 방법.
- 제2항에 있어서, 상기 성형체는 상기 분쇄한 분말에 PVA 바인더를 첨가한 수용액을 분사하여 조립(granule)으로 만들고 압력을 가하여 제조하는 것을 특징으로 하는 고주파유전체 세라믹스 조성물 제조 방법.
- 제3항에 있어서, 상기 성형체를 300 ~ 500℃에서 일정 시간 유지시켜 바인더를 제거하는 단계를 추가로 포함하는 고주파유전체 세라믹스 조성물 제조 방법.
- 제2항에 있어서, (Zn1-xMx)TiO3를 먼저 하소하고,상기 (Zn1-xMx)TiO3에 yTiO2(0≤y≤0.8)를 첨가하여 소결하는 것을 특징으로 하는 고주파유전체 세라믹스 조성물 제조 방법.
- 제2항에 있어서, (Zn1-xMx)TiO3와 yTiO2를 동시에 (하소)후 소결하는 것을 특징으로 하는 고주파유전체 세라믹스 조성물 제조 방법.
- 제2항에 있어서, 상기 TiO2는 아나타제(anatase) 또는 루타일(rutile)인 고주파유전체 세라믹스 조성물 제조 방법.
- (Zn1-aMg1-bCo1-cNi1-d)TiO3와 yTiO2의 조합으로 구성되며,0<a<1, 0<b<1, 0<c<1, 0<d<1 이고,0≤y≤0.8을 만족하는 고주파유전체 세라믹스 조성물.
- 삭제
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KR1020000021259A KR100365294B1 (ko) | 2000-04-21 | 2000-04-21 | 저온소결 저손실 고주파유전체 세라믹스 조성물 및 그 제조방법 |
PCT/KR2000/000983 WO2001081269A1 (en) | 2000-04-21 | 2000-08-30 | Low temperature sinterable and low loss dielectric ceramic compositions and method thereof |
US10/018,426 US6794324B1 (en) | 2000-04-21 | 2000-08-30 | Low temperature sinterable and low loss dielectric ceramic compositions and method thereof |
JP2001578369A JP2003531097A (ja) | 2000-04-21 | 2000-08-30 | 低温焼結低損失高周波用誘電体セラミックス組成物およびその製造方法 |
CN00809330A CN1117707C (zh) | 2000-04-21 | 2000-08-30 | 可低温烧结的低损耗介质陶瓷组合物及其制备方法 |
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CN100464382C (zh) * | 2003-12-31 | 2009-02-25 | 广东风华高新科技股份有限公司 | 钛酸锌镁系陶瓷介质材料及所得的陶瓷电容器 |
WO2005085154A1 (ja) * | 2004-03-05 | 2005-09-15 | Ube Industries, Ltd. | 誘電体粒子集合体、それを用いた低温焼結誘電体磁器組成物及びそれを用いて製造される低温焼結誘電体磁器 |
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CN110950655B (zh) * | 2019-12-10 | 2022-04-22 | 电子科技大学 | Ca-Ti基高介微波陶瓷基板材料及制备方法和应用 |
CN110963796B (zh) * | 2019-12-25 | 2021-12-28 | 安徽大学 | 一种巨介电常数低损耗x8r型陶瓷电容器材料及其制备方法 |
US11482790B2 (en) | 2020-04-08 | 2022-10-25 | Rogers Corporation | Dielectric lens and electromagnetic device with same |
CN113860871B (zh) * | 2021-11-03 | 2022-12-13 | 电子科技大学 | 一种低温烧结改性NiO-Ta2O5基微波介质陶瓷材料及其制备方法 |
KR20240117370A (ko) | 2023-01-25 | 2024-08-01 | 국립강릉원주대학교산학협력단 | 저온동시소성용 세라믹 유전체 조성물 및 그의 제조 방법 |
KR20240126642A (ko) | 2023-02-14 | 2024-08-21 | 국립강릉원주대학교산학협력단 | 저온 동시 소결용 마이크로파 유전체 세라믹스 조성물 |
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JP2003531097A (ja) | 2003-10-21 |
CN1117707C (zh) | 2003-08-13 |
US6794324B1 (en) | 2004-09-21 |
KR20010097300A (ko) | 2001-11-08 |
WO2001081269A1 (en) | 2001-11-01 |
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