KR100326950B1 - 유전체 세라믹 조성물 및 적층 세라믹 부품 - Google Patents
유전체 세라믹 조성물 및 적층 세라믹 부품 Download PDFInfo
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- KR100326950B1 KR100326950B1 KR1019990038321A KR19990038321A KR100326950B1 KR 100326950 B1 KR100326950 B1 KR 100326950B1 KR 1019990038321 A KR1019990038321 A KR 1019990038321A KR 19990038321 A KR19990038321 A KR 19990038321A KR 100326950 B1 KR100326950 B1 KR 100326950B1
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- 239000000919 ceramic Substances 0.000 title claims abstract description 91
- 239000000203 mixture Substances 0.000 title claims abstract description 58
- 239000011521 glass Substances 0.000 claims abstract description 34
- 229910010413 TiO 2 Inorganic materials 0.000 claims abstract description 26
- 229910004298 SiO 2 Inorganic materials 0.000 claims abstract description 24
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 229910052709 silver Inorganic materials 0.000 claims description 8
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 6
- 239000000470 constituent Substances 0.000 claims description 3
- 239000004480 active ingredient Substances 0.000 claims 1
- 239000003985 ceramic capacitor Substances 0.000 abstract description 30
- 238000010304 firing Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000009766 low-temperature sintering Methods 0.000 abstract description 3
- 239000000843 powder Substances 0.000 description 25
- 239000010949 copper Substances 0.000 description 18
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 12
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 12
- 238000007747 plating Methods 0.000 description 8
- 239000004615 ingredient Substances 0.000 description 7
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 6
- BDAGIHXWWSANSR-NJFSPNSNSA-N hydroxyformaldehyde Chemical compound O[14CH]=O BDAGIHXWWSANSR-NJFSPNSNSA-N 0.000 description 6
- XMWCXZJXESXBBY-UHFFFAOYSA-L manganese(ii) carbonate Chemical compound [Mn+2].[O-]C([O-])=O XMWCXZJXESXBBY-UHFFFAOYSA-L 0.000 description 6
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 6
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 6
- 229910000018 strontium carbonate Inorganic materials 0.000 description 6
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten trioxide Chemical compound O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 description 6
- 229910001928 zirconium oxide Inorganic materials 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 5
- 239000011572 manganese Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 150000004703 alkoxides Chemical class 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 3
- 238000007606 doctor blade method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- 229910052712 strontium Inorganic materials 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- 229910017493 Nd 2 O 3 Inorganic materials 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- -1 (where Chemical class 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910001252 Pd alloy Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 229910002367 SrTiO Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- GEIAQOFPUVMAGM-UHFFFAOYSA-N ZrO Inorganic materials [Zr]=O GEIAQOFPUVMAGM-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- SWELZOZIOHGSPA-UHFFFAOYSA-N palladium silver Chemical compound [Pd].[Ag] SWELZOZIOHGSPA-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- 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
- C04B35/462—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 based on titanates
- C04B35/465—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 based on titanates based on alkaline earth metal titanates
- C04B35/468—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 based on titanates based on alkaline earth metal titanates based on barium titanates
-
- 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
- C04B35/462—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 based on titanates
- C04B35/465—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 based on titanates based on alkaline earth metal titanates
- C04B35/468—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 based on titanates based on alkaline earth metal titanates based on barium titanates
- C04B35/4686—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 based on titanates based on alkaline earth metal titanates based on barium titanates based on phases other than BaTiO3 perovskite phase
-
- 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
- H01G4/1227—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates based on alkaline earth titanates
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Inorganic Chemistry (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Ceramic Capacitors (AREA)
- Inorganic Insulating Materials (AREA)
Abstract
Description
Claims (9)
- 조성식 xBaO-yTiO2-zRe2O3(단, 식중 x+y+z=100, Re는 적어도 1종 이상의 희토류 원소)로 표시되고, 이들 BaO, TiO2, Re2O3의 몰조성비(BaO, TiO2, Re2O3)가 첨부된 도 1에 도시한 3원 조성도에서, 점A(39.5, 59.5, 1), 점B(1, 59.5, 39.5), 점C(1, 85, 14), 점D(14, 85, 1)로 둘러쌓인 영역내에 있는 주성분 100중량부에 대하여,제1부성분으로서, Pb산화물을 포함하지 않는 B2O3-SiO2계 유리를 0 초과 25중량부 이하 함유하고,제2부성분으로서, V산화물 및 W산화물로부터 선택되는 적어도 1종을 각각 V산화물에 대하여는 V2O5로 환산하여 0 이상 10중량부 이하 함유하고 W산화물에 대하여는 WO3으로 환산하여 0 이상 20중량부 이하 함유하는 것을 특징으로 하는 유전체 세라믹 조성물.
- 조성식 x(BaαCaβSrγ)O-y[(TiO2)1-m(ZrO2)m]-zRe2O3(단, 식중 x+y+z=100, α+β+γ=1, 0≤β+γ〈0.8, 0≤m〈0.15이고, 여기서 β+γ=0이고 m=0인 경우를 제외한다; Re는 적어도 1종 이상의 희토류 원소)로 표시되고, 이들 (BaαCaβSrγ)O, [(TiO2)1-m(ZrO2)m], Re2O3의 몰조성비{(BaαCaβSrγ)O, [(TiO2)1-m(ZrO2)m], Re2O3}가 첨부된 도 2에 도시한 3원 조성도에서, 점A(39.5, 59.5, 1), 점B(1, 59.5, 39.5), 점C(1, 85, 14), 점D(14, 85, 1)로 둘러쌓인 영역내에 있는 주성분 100중량부에 대하여,제1부성분으로서, Pb산화물을 포함하지 않는 B2O3-SiO2계 유리를 0 초과 25중량부 이하 함유하고,제2부성분으로서, V산화물 및 W산화물로부터 선택되는 적어도 1종을 각각 V산화물에 대하여는 V2O5로 환산하여 0 이상 10중량부 이하 함유하고 W산화물에 대하여는 WO3으로 환산하여 0 이상 20중량부 이하 함유하는 것을 특징으로 하는 유전체 세라믹 조성물.
- 제 1항 또는 제 2항에 있어서, 상기 조성물은 제3부성분으로서 상기 주성분 100중량부에 대하여 Cu산화물을 CuO로 환산하여 0 초과 10중량부 이하 더 함유하는 것을 특징으로 하는 유전체 세라믹 조성물.
- 제 1항 또는 제 2항에 있어서, 상기 조성물은 제4부성분으로서 상기 주성분 100중량부에 대하여 Mn산화물을 MnO로 환산하여 0 초과 20중량부 이하 더 함유하는 것을 특징으로 하는 유전체 세라믹 조성물.
- 제 3항에 있어서, 상기 조성물은 제4부성분으로서 상기 주성분 100중량부에 대하여 Mn산화물을 MnO로 환산하여 0 초과 20중량부 이하 더 함유하는 것을 특징으로 하는 유전체 세라믹 조성물.
- 복수개의 유전체 세라믹층과, 상기 유전체 세라믹층 사이에 형성된 내부 전극과, 상기 내부 전극에 전기적으로 접속된 외부 전극을 구비하는 적층 세라믹 부품에 있어서,상기 유전체 세라믹층이 청구항 1 내지 2 중의 어느 한 항에 기재된 유전체 세라믹 조성물로 구성되고, 상기 내부 전극이 Cu 또는 Ag를 주성분으로 하여 구성됨을 특징으로 하는 적층 세라믹 부품.
- 복수개의 유전체 세라믹층과, 상기 유전체 세라믹층 사이에 형성된 내부 전극과, 상기 내부 전극에 전기적으로 접속된 외부 전극을 구비하는 적층 세라믹 부품에 있어서,상기 유전체 세라믹층이 청구항 3에 기재된 유전체 세라믹 조성물로 구성되고, 상기 내부 전극이 Cu 또는 Ag를 주성분으로 하여 구성됨을 특징으로 하는 적층 세라믹 부품.
- 복수개의 유전체 세라믹층과, 상기 유전체 세라믹층 사이에 형성된 내부 전극과, 상기 내부 전극에 전기적으로 접속된 외부 전극을 구비하는 적층 세라믹 부품에 있어서,상기 유전체 세라믹층이 청구항 4에 기재된 유전체 세라믹 조성물로 구성되고, 상기 내부 전극이 Cu 또는 Ag를 주성분으로 하여 구성됨을 특징으로 하는 적층 세라믹 부품.
- 복수개의 유전체 세라믹층과, 상기 유전체 세라믹층 사이에 형성된 내부 전극과, 상기 내부 전극에 전기적으로 접속된 외부 전극을 구비하는 적층 세라믹 부품에 있어서,상기 유전체 세라믹층이 청구항 5에 기재된 유전체 세라믹 조성물로 구성되고, 상기 내부 전극이 Cu 또는 Ag를 주성분으로 하여 구성됨을 특징으로 하는 적층 세라믹 부품.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10-258052 | 1998-09-11 | ||
JP25805298 | 1998-09-11 | ||
JP11232957A JP2000143341A (ja) | 1998-09-11 | 1999-08-19 | 誘電体セラミック組成物及び積層セラミック部品 |
JP11-232957 | 1999-08-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000023017A KR20000023017A (ko) | 2000-04-25 |
KR100326950B1 true KR100326950B1 (ko) | 2002-03-13 |
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Application Number | Title | Priority Date | Filing Date |
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KR1019990038321A KR100326950B1 (ko) | 1998-09-11 | 1999-09-09 | 유전체 세라믹 조성물 및 적층 세라믹 부품 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6195250B1 (ko) |
EP (1) | EP0986076A3 (ko) |
JP (1) | JP2000143341A (ko) |
KR (1) | KR100326950B1 (ko) |
CN (1) | CN1093101C (ko) |
SG (1) | SG71941A1 (ko) |
TW (1) | TW469445B (ko) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6291380B1 (en) * | 1999-03-15 | 2001-09-18 | Rohm Co., Ltd. | Dielectric ceramic and capacitor using the same |
JP4188488B2 (ja) * | 1999-03-30 | 2008-11-26 | Tdk株式会社 | 誘電体磁器組成物 |
DE10043882B4 (de) | 1999-09-07 | 2009-11-05 | Murata Mfg. Co., Ltd., Nagaokakyo-shi | Dielektrische Keramikzusammensetzung und monolithisches Keramikbauteil |
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-
1999
- 1999-08-19 JP JP11232957A patent/JP2000143341A/ja not_active Withdrawn
- 1999-09-09 KR KR1019990038321A patent/KR100326950B1/ko not_active IP Right Cessation
- 1999-09-09 TW TW088115560A patent/TW469445B/zh not_active IP Right Cessation
- 1999-09-10 CN CN99118590A patent/CN1093101C/zh not_active Expired - Lifetime
- 1999-09-10 SG SG1999004458A patent/SG71941A1/en unknown
- 1999-09-10 EP EP99117874A patent/EP0986076A3/en not_active Withdrawn
- 1999-09-13 US US09/394,419 patent/US6195250B1/en not_active Expired - Lifetime
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EP0986076A2 (en) | 2000-03-15 |
TW469445B (en) | 2001-12-21 |
JP2000143341A (ja) | 2000-05-23 |
KR20000023017A (ko) | 2000-04-25 |
US6195250B1 (en) | 2001-02-27 |
EP0986076A3 (en) | 2006-05-10 |
CN1247843A (zh) | 2000-03-22 |
SG71941A1 (en) | 2000-04-18 |
CN1093101C (zh) | 2002-10-23 |
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