KR100930184B1 - 유전체 조성물 및 이를 이용한 적층 세라믹 커패시터내장형 저온동시소성 세라믹 기판 - Google Patents
유전체 조성물 및 이를 이용한 적층 세라믹 커패시터내장형 저온동시소성 세라믹 기판 Download PDFInfo
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- KR100930184B1 KR100930184B1 KR1020070122993A KR20070122993A KR100930184B1 KR 100930184 B1 KR100930184 B1 KR 100930184B1 KR 1020070122993 A KR1020070122993 A KR 1020070122993A KR 20070122993 A KR20070122993 A KR 20070122993A KR 100930184 B1 KR100930184 B1 KR 100930184B1
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- 239000000919 ceramic Substances 0.000 title claims abstract description 64
- 239000000203 mixture Substances 0.000 title claims abstract description 48
- 239000000758 substrate Substances 0.000 title claims abstract description 37
- 239000003985 ceramic capacitor Substances 0.000 title claims abstract description 19
- 229910007472 ZnO—B2O3—SiO2 Inorganic materials 0.000 claims abstract description 68
- 239000011521 glass Substances 0.000 claims abstract description 33
- 238000005245 sintering Methods 0.000 claims description 38
- 239000003990 capacitor Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 14
- 238000010304 firing Methods 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 9
- 229910052709 silver Inorganic materials 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000001747 exhibiting effect Effects 0.000 abstract description 5
- 238000009766 low-temperature sintering Methods 0.000 abstract description 5
- 230000000052 comparative effect Effects 0.000 description 15
- 239000000945 filler Substances 0.000 description 13
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 description 5
- 239000000654 additive Substances 0.000 description 4
- 229910002113 barium titanate Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 3
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910002106 crystalline ceramic Inorganic materials 0.000 description 1
- 239000011222 crystalline ceramic Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
Description
CuBi2O4 (함량) | ZnO-B2O3-SiO2 (각성분비 | BaTiO3크기 (nm) | 소결온도(℃) (시간) | 선수축률(%) | 유전율 | Df (%) | |
비교예1 | CuBi2O4 6wt% | 없음 | 150 | 975 | 26.7 | 2617 | 7.50 |
150 | 925 | 28.4 | 1205 | 9.50 | |||
비교예2 | CuBi2O4 6wt% | 없음 | 50 | 870 (4시간) | 13.8 | 506 | 275.00 |
50 | 13.8 | 226 | 6.80 | ||||
비교예3 | CuBi2O4 6wt% | 없음 | 50 | 910 (4시간) | 19.1 | 1066 | 90.00 |
50 | 19.1 | 471 | 5.90 | ||||
비교예4 | CuBi2O4 10wt% | 없음 | 150 | 890 | 13.8 | 1294 | 63.60 |
150 | 13.8 | 732 | 5.90 | ||||
비교예5 | CuBi2O4 10wt% | 없음 | 150 | 925 | 23.8 | 1914 | 16.70 |
150 | 23.8 | 1303 | 8.50 | ||||
비교예6 | 없음 | ZnO-B2O3-SiO2 (7:2:1) 5wt% | 150 | 890 | 10.9 | 314 | 0.77 |
150 | 10.9 | 291 | 1.00 | ||||
비교예7 | 없음 | ZnO-B2O3-SiO2 (7:2:1) 5wt% | 150 | 925 | 17.5 | 604 | 0.83 |
150 | 17.5 | 550 | 0.96 | ||||
비교예8 | 없음 | ZnO-B2O3-SiO2 (6:2:2) 6wt% | 150 | 870 (4시간) | 17.3 | 356 | 65.70 |
150 | 17.3 | 178 | 1.70 | ||||
비교예9 | 없음 | ZnO-B2O3-SiO2 (6:2:2) 6wt% | 150 | 890 (4시간) | 18.3 | 413 | 52.60 |
150 | 18.3 | 260 | 2.00 | ||||
비교예10 | 없음 | ZnO-B2O3-SiO2 (6:2:2) 6wt% | 150 | 910 (4시간) | 20.2 | 395 | 29.00 |
150 | 20.2 | 308 | 1.30 |
실시예 | CuBi2O4 (함량) | ZnO-B2O3-SiO2 (각성분비율) (함량) | BaTiO3크기 (nm) | 소결온도 (℃) (시간) | 선수축률(%) | 유전율 | Df(%) |
실시예 1 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 0.5wt% | 150 | 900 (4시간) | 16.6 | 1051 | 14.60 |
150 | 16.6 | 906 | 4.60 | ||||
실시예 2 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 1wt% | 150 | 900 (4시간) | 24.2 | 1346 | 3.40 |
150 | 24.2 | 1167 | 5.40 | ||||
실시예 3 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 2wt% | 150 | 900 (4시간) | 24.2 | 714 | 3.10 |
150 | 24.2 | 631 | 3.50 | ||||
실시예 4 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 2wt% | 150 | 890 | 21.1 | 1427 | 2.90 |
150 | 21.1 | 954 | 5.10 | ||||
실시예 5 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 2wt% | 150 | 925 | 25.0 | 1523 | 2.80 |
150 | 25.0 | 1309 | 5.40 | ||||
실시예 6 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 4wt% | 150 | 890 | 23.8 | 1112 | 8.00 |
150 | 23.8 | 951 | 2.90 | ||||
실시예 7 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 4wt% | 150 | 925 | 25.0 | 609 | 1.80 |
150 | 25.0 | 558 | 2.85 | ||||
실시예 8 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 6wt% | 150 | 890 | 19.2 | 1106 | 21.30 |
150 | 19.2 | 897 | 2.50 | ||||
실시예 9 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 6wt% | 150 | 925 | 24.9 | 889 | 11.00 |
150 | 24.9 | 702 | 4.00 | ||||
실시예 10 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 8wt% | 150 | 890 | 22.1 | 854 | 15.50 |
150 | 22.1 | 690 | 2.50 | ||||
실시예 11 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 8wt% | 150 | 900 | 24.2 | 514 | 3.00 |
150 | 24.2 | 466 | 2.60 | ||||
실시예 12 | (CuBi2O4+Bi2O3 1:1) 6wt% | ZnO-B2O3-SiO2 (7:2:1) 4wt% | 150 | 890 | 15.1 | 576 | 9.10 |
150 | 15.1 | 517 | 1.90 | ||||
실시예 13 | (CuBi2O4+Bi2O3 1:1) 6wt% | ZnO-B2O3-SiO2 (7:2:1) 4wt% | 150 | 900 | 19.2 | 894 | 7.10 |
150 | 19.2 | 793 | 2.60 | ||||
실시예 14 | (CuBi2O4+Bi2O3 1:1) 6wt% | ZnO-B2O3-SiO2 (7:2:1) 6wt% | 150 | 890 | 18.1 | 734 | 15.20 |
150 | 18.1 | 629 | 1.90 | ||||
실시예 15 | (CuBi2O4+Bi2O3 1:1) 6wt% | ZnO-B2O3-SiO2 (7:2:1) 6wt% | 150 | 900 | 21.2 | 813 | 10.40 |
150 | 21.2 | 707 | 2.50 |
실시예 16 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 2wt% | 50 | 870 (4시간) | 22.9 | 954 | 35.00 |
50 | 22.9 | 564 | 5.10 | ||||
실시예 17 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 2wt% | 50 | 890 (4시간) | 23.3 | 844 | 22.00 |
50 | 23.3 | 583 | 4.70 | ||||
실시예 18 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 2wt% | 50 | 910 (4시간) | 24.7 | 718 | 7.80 |
50 | 24.7 | 579 | 4.50 | ||||
실시예 19 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 4wt% | 50 | 870 (4시간) | 21.4 | 545 | 14.00 |
50 | 21.4 | 425 | 4.00 | ||||
실시예 20 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 4wt% | 50 | 890 (4시간) | 22.8 | 513 | 7.60 |
50 | 22.8 | 426 | 4.00 | ||||
실시예 21 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 4wt% | 50 | 910 (4시간) | 24.1 | 532 | 8.00 |
50 | 24.1 | 439 | 4.00 | ||||
실시예 22 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 6wt% | 50 | 890 (4시간) | 17.7 | 853 | 137.00 |
50 | 17.7 | 363 | 6.30 | ||||
실시예 23 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (6:2:2) 2wt% | 150 | 870 (4시간) | 20.8 | 1091 | 80.00 |
150 | 20.8 | 487 | 5.70 | ||||
실시예 24 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (6:2:2) 2wt% | 150 | 890 (4시간) | 23.0 | 875 | 57.60 |
150 | 23.0 | 472 | 3.90 | ||||
실시예 25 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (6:2:2) 2wt% | 150 | 910 (4시간) | 24.7 | 708 | 26.00 |
150 | 24.7 | 509 | 3.20 | ||||
실시예 26 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (6:2:2) 4wt% | 150 | 870 (4시간) | 22.4 | 630 | 29.50 |
150 | 22.4 | 451 | 4.50 | ||||
실시예 27 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (6:2:2) 4wt% | 150 | 890 (4시간) | 23.2 | 638 | 19.70 |
150 | 23.2 | 494 | 4.10 | ||||
실시예 28 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (6:2:2) 4wt% | 150 | 910 (4시간) | 23.8 | 649 | 13.80 |
150 | 23.8 | 535 | 3.80 | ||||
실시예 29 | CuBi2O4 4wt% | ZnO-B2O3-SiO2 (7:2:1) 2wt% | 100 | 890 | 22.3 | 792 | 3.80 |
100 | 22.3 | 682 | 4.60 | ||||
실시예 30 | CuBi2O4 4wt% | ZnO-B2O3-SiO2 (7:2:1) 2wt% | 100 | 910 | 23.5 | 766 | 2.30 |
100 | 23.5 | 672 | 4.20 | ||||
실시예 31 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 2wt% | 100 | 890 | 22.6 | 748 | 4.80 |
100 | 22.6 | 623 | 4.30 | ||||
실시예 32 | CuBi2O4 6wt% | ZnO-B2O3-SiO2 (7:2:1) 2wt% | 100 | 910 | 23.5 | 684 | 3.70 |
100 | 23.5 | 580 | 4.20 |
Claims (12)
- 80 wt% 이상의 BaTiO3; 및20wt% 이하의 CuBi2O4의 결정질 화합물 및 ZnO-B2O3-SiO2계 글래스를 포함하는 유전체 조성물.
- 제1항에 있어서,상기 CuBi2O4의 함량은, 상기 BaTiO3의 전체 중량을 기초로 하여 4wt% 내지 10wt%인 것을 특징으로 하는 유전체 조성물.
- 제1항에 있어서,상기 ZnO-B2O3-SiO2계 글래스의 함량은, 상기 BaTiO3의 전체 중량을 기초로 하여 1 wt% 내지 5wt%인 것을 특징으로 하는 유전체 조성물.
- 제1항에 있어서,상기 CuBi2O4의 함량은, 상기 BaTiO3의 전체 중량을 기초로 하여 6wt%이고,상기 ZnO-B2O3-SiO2계 글래스의 함량은, 상기 BaTiO3의 전체 중량을 기초로 하여 4wt%인 것을 특징으로 하는 유전체 조성물.
- 제 1항에 있어서,상기 ZnO의 함량은 상기 ZnO-B2O3-SiO2계 글래스의 전체 중량을 기초로 하여 50wt% 이상 90wt% 이하인 것을 특징으로 하는 유전체 조성물.
- 제1항에 있어서,상기 BaTiO3의 입자의 평균입경은, 500nm 이하인 것을 특징으로 하는 유전체 조성물.
- 제1항에 있어서,소결온도는 600℃ 내지 950℃인 것을 특징으로 하는 유전체 조성물.
- 세라믹 시트 내부전극이 인쇄된 복수의 세라믹 그린시트가 적층된 세라믹 적층체 내부에,복수의 유전체층, 상기 유전체층 사이에 형성되고 상기 세라믹 시트 내부전극과 전기적으로 연결된 복수의 커패시터 내부 전극을 포함하고,상기 유전체층은 80wt% 이상의 BaTiO3; 및 20wt% 이하의 CuBi2O4의 결정질 화합물 및 ZnO-B2O3-SiO2계 글래스를 포함하는 유전체 조성물을 포함하는 것을 특징으로 하는 적층 세라믹 커패시터를 내장하는 것을 특징으로 하는 적층 세라믹 커패시터 내장형 저온동시소성 세라믹 기판.
- 제8항에 있어서,상기 CuBi2O4의 함량은, 상기 BaTiO3의 전체 중량을 기초로 하여 4wt% 내지 10wt%인 것을 특징으로 하는 적층 세라믹 커패시터 내장형 저온동시소성 세라믹 기판.
- 제8항에 있어서,상기 ZnO-B2O3-SiO2계 글래스의 함량은, 상기 BaTiO3의 전체 중량을 기초로 하여 1 wt% 내지 5wt%인 것을 특징으로 하는 적층 세라믹 커패시터 내장형 저온동시소성 세라믹 기판.
- 제8항에 있어서,상기 세라믹 시트 내부전극은, Ag 또는 Cu 중 어느 하나의 금속을 포함하는 것을 특징으로 하는 적층 세라믹 커패시터 내장형 저온동시소성 세라믹 기판.
- 제8항에 있어서,소성온도는 600℃ 내지 950℃인 것을 특징으로 하는 적층 세라믹 커패시터 내장형 저온동시소성 세라믹 기판.
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US12/323,840 US7994084B2 (en) | 2007-11-29 | 2008-11-26 | Dielectric composition and multilayer ceramic capacitor embedded low temperature co-fired ceramic substrate using the same |
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JP5294441B2 (ja) * | 2006-03-30 | 2013-09-18 | 双信電機株式会社 | 電子部品 |
TW201107267A (en) * | 2009-08-21 | 2011-03-01 | Darfon Electronics Corp | Ceramic powder composition, ceramic material and laminated ceramic capacitor made of the same |
TW201119974A (en) * | 2009-10-16 | 2011-06-16 | Nippon Chemical Ind | Composition for forming dielectric ceramic and dielectric ceramic material |
JPWO2011162044A1 (ja) * | 2010-06-24 | 2013-08-19 | 株式会社村田製作所 | 誘電体セラミック組成物、および積層セラミック電子部品 |
WO2012043208A1 (ja) | 2010-09-30 | 2012-04-05 | 株式会社村田製作所 | 誘電体セラミック、積層セラミック電子部品、およびこれらの製造方法 |
CN102074351A (zh) * | 2010-11-12 | 2011-05-25 | 无锡索垠飞科技有限公司 | 电容式储能电池及其制造方法 |
KR101184508B1 (ko) * | 2011-02-08 | 2012-09-19 | 삼성전기주식회사 | 인쇄회로기판 |
WO2012128175A1 (ja) * | 2011-03-18 | 2012-09-27 | 株式会社村田製作所 | 積層セラミックコンデンサ、誘電体セラミック、積層セラミック電子部品および積層セラミックコンデンサの製造方法 |
JP6539589B2 (ja) * | 2014-02-04 | 2019-07-03 | 日本碍子株式会社 | 誘電体磁器組成物、誘電体デバイス及びそれらの製造方法 |
JP5951911B2 (ja) * | 2014-02-04 | 2016-07-13 | 日本碍子株式会社 | 積層体、積層デバイス及びそれらの製造方法 |
BR112017002088A2 (pt) * | 2014-09-11 | 2018-01-30 | Sicpa Holding Sa | método e dispositivo de medição de variação de temperatura, dispositivo piroelétrico e utilização do mesmo |
KR102538899B1 (ko) | 2016-06-20 | 2023-06-01 | 삼성전기주식회사 | 커패시터 부품 |
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