KR101053194B1 - 코어-셸 미세구조를 가지는 바리스터용 물질 구조 - Google Patents
코어-셸 미세구조를 가지는 바리스터용 물질 구조 Download PDFInfo
- Publication number
- KR101053194B1 KR101053194B1 KR1020070057824A KR20070057824A KR101053194B1 KR 101053194 B1 KR101053194 B1 KR 101053194B1 KR 1020070057824 A KR1020070057824 A KR 1020070057824A KR 20070057824 A KR20070057824 A KR 20070057824A KR 101053194 B1 KR101053194 B1 KR 101053194B1
- Authority
- KR
- South Korea
- Prior art keywords
- core
- varistor
- shell
- glass
- material structure
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims abstract description 58
- 239000011258 core-shell material Substances 0.000 title claims abstract description 23
- 239000011521 glass Substances 0.000 claims abstract description 22
- 239000004065 semiconductor Substances 0.000 claims abstract description 11
- 238000009413 insulation Methods 0.000 claims abstract description 5
- 238000009766 low-temperature sintering Methods 0.000 claims abstract description 3
- 238000004519 manufacturing process Methods 0.000 claims description 18
- 230000015556 catabolic process Effects 0.000 claims description 10
- 239000004020 conductor Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 8
- 239000005368 silicate glass Substances 0.000 claims description 8
- 150000002739 metals Chemical class 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 5
- 229910002367 SrTiO Inorganic materials 0.000 claims description 5
- 229910052796 boron Inorganic materials 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 4
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000005355 lead glass Substances 0.000 claims description 3
- 229910052763 palladium Inorganic materials 0.000 claims description 3
- 239000005365 phosphate glass Substances 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910003465 moissanite Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 239000011358 absorbing material Substances 0.000 claims 4
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 14
- 239000000843 powder Substances 0.000 description 9
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000005266 casting Methods 0.000 description 6
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 230000003068 static effect Effects 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000002270 dispersing agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 239000012254 powdered material Substances 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 239000010944 silver (metal) Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 description 2
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/105—Varistor cores
- H01C7/108—Metal oxide
- H01C7/112—ZnO type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/105—Varistor cores
- H01C7/118—Carbide, e.g. SiC type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/12—Overvoltage protection resistors
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Thermistors And Varistors (AREA)
Abstract
Description
Claims (6)
- 전도성 또는 반전도성 물질로서 제조된 코어 구조의 비-연속 결정상과 상기의 코어 구조를 감싸기 위해 상기의 코어 구조의 물질과 반응하지 않는 유리 물질로 제조된 셸 구조의 연속 결정상으로 형성된 것을 특징으로 하는 코어-셸 미세구조를 가지는 바리스터용 세라믹 성분의 제조에 적합한 서지 흡수 물질(surge absorbing material) 구조.
- 제 1항에 있어서, 상기 전도성 물질이 Fe, Al, Ni, Cu, Ag, Au, Pt와 Pd에서 선택된 금속들 중의 하나, 둘이나 그 이상의 조합, 또는 상기 금속들의 합금들의 조합인 것을 특징으로 하는 서지 흡수 물질 구조.
- 제 1항에 있어서, 상기의 반전도성 물질이 ZnO, SrTiO3, BaTiO3, SiC, TiO2, SnO2, Si와 GaAs에서 선택된 금속들 중의 하나 또는 둘이나 그 이상의 조합인 것을 특징으로 하는 서지 흡수 물질 구조.
- 제 1항에 있어서, 상기의 유리 물질은 규산염 유리, 붕소 유리, 알루미나 실리카 유리, 인산염 유리와 납 유리에서 선택되는 것을 특징으로 하는 서지 흡수 물질 구조.
- 바리스터는 1항의 상기 코어-셸 미세구조를 가지는 서지 흡수 물질 구조로 구성되고, 600℃ 내지 1,100℃의 상대적으로 낮은 온도에서 상기의 물질 구조를 소결하여 제조되고, 저온 소결 중에는 상기의 바리스터의 항복전압을 조정하기 위해 상기의 코어 구조의 그레인의 크기와 상기 셸 구조의 절연층의 두께와 절연 저항을 정밀하게 조절하는 것을 특징으로 하는 지정된 전압을 가지는 바리스터의 제조방법.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070057824A KR101053194B1 (ko) | 2007-06-13 | 2007-06-13 | 코어-셸 미세구조를 가지는 바리스터용 물질 구조 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070057824A KR101053194B1 (ko) | 2007-06-13 | 2007-06-13 | 코어-셸 미세구조를 가지는 바리스터용 물질 구조 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080109460A KR20080109460A (ko) | 2008-12-17 |
KR101053194B1 true KR101053194B1 (ko) | 2011-08-02 |
Family
ID=40368772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070057824A KR101053194B1 (ko) | 2007-06-13 | 2007-06-13 | 코어-셸 미세구조를 가지는 바리스터용 물질 구조 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR101053194B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0128517B1 (en) * | 1992-02-25 | 1998-04-15 | Matsushita Electric Ind Co Ltd | Zinc oxide varistor and procuction thereof |
KR100241707B1 (ko) | 1996-08-31 | 2000-02-01 | 김영정 | 바리스터 및 그 제조방법 |
KR20020001504A (ko) * | 2000-06-20 | 2002-01-09 | 사토 히로시 | 유전체 세라믹 및 전자 부품 |
KR100350184B1 (ko) * | 1999-08-27 | 2002-08-27 | 가부시키가이샤 무라타 세이사쿠쇼 | 모놀리식 배리스터의 제조 방법 |
-
2007
- 2007-06-13 KR KR1020070057824A patent/KR101053194B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0128517B1 (en) * | 1992-02-25 | 1998-04-15 | Matsushita Electric Ind Co Ltd | Zinc oxide varistor and procuction thereof |
KR100241707B1 (ko) | 1996-08-31 | 2000-02-01 | 김영정 | 바리스터 및 그 제조방법 |
KR100350184B1 (ko) * | 1999-08-27 | 2002-08-27 | 가부시키가이샤 무라타 세이사쿠쇼 | 모놀리식 배리스터의 제조 방법 |
KR20020001504A (ko) * | 2000-06-20 | 2002-01-09 | 사토 히로시 | 유전체 세라믹 및 전자 부품 |
Also Published As
Publication number | Publication date |
---|---|
KR20080109460A (ko) | 2008-12-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101392455B1 (ko) | Esd 보호 디바이스 및 그 제조 방법 | |
EP2357709B1 (en) | Esd protection device | |
US7683753B2 (en) | Voltage non-linear resistance ceramic composition and voltage non-linear resistance element | |
KR100674385B1 (ko) | 적층형 칩 배리스터 | |
US8711537B2 (en) | ESD protection device and method for producing the same | |
JPWO2009098944A1 (ja) | Esd保護デバイス | |
US7277003B2 (en) | Electrostatic discharge protection component | |
KR101329682B1 (ko) | 전압 비직선성 저항체 자기 조성물 및 전압 비직선성저항체 소자 | |
JP2007266479A (ja) | 保護素子とその製造方法 | |
KR930012271B1 (ko) | 적층형 입계 절연형 반도체 세라믹콘덴서 및 그 제조방법 | |
JP5221794B1 (ja) | 静電気保護素子とその製造方法 | |
JP4571164B2 (ja) | 電気的過大応力に対する保護のために使用されるセラミック材料、及びそれを使用する低キャパシタンス多層チップバリスタ | |
US8263432B2 (en) | Material composition having core-shell microstructure used for varistor | |
KR101053194B1 (ko) | 코어-셸 미세구조를 가지는 바리스터용 물질 구조 | |
EP1993108B1 (en) | Material composition having a core-shell microstructure used for a varisator | |
KR101397499B1 (ko) | 바나듐계 산화아연 바리스터 및 그 제조방법 | |
TWI384500B (zh) | 突波吸收器的陶瓷材料配方組成及使用這種材料的突波吸收器製法 | |
CN113366590B (zh) | 变阻器及其制造方法 | |
CN111149181A (zh) | 堆叠元件和具有其的电子装置 | |
TWI342569B (en) | Esd protective materials and method for making the same | |
JPH0613260A (ja) | 積層セラミック磁器素子 | |
KR19980017649A (ko) | 바리스터 및 그 제조방법 | |
KR20210007123A (ko) | ZnO계 바리스터 조성물과 이의 제조방법 및 바리스터 | |
KR20050059301A (ko) | 전압 비선형성 저항체 자기 조성물, 전자 부품 및 적층 칩배리스터 | |
JPH08167504A (ja) | チップ型バリスタとその製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application | ||
J201 | Request for trial against refusal decision | ||
J301 | Trial decision |
Free format text: TRIAL DECISION FOR APPEAL AGAINST DECISION TO DECLINE REFUSAL REQUESTED 20100709 Effective date: 20110422 |
|
S901 | Examination by remand of revocation | ||
GRNO | Decision to grant (after opposition) | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20140613 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20150706 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20160620 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20170526 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20180529 Year of fee payment: 8 |