JPH03146467A - バリスタ磁器の製造方法 - Google Patents
バリスタ磁器の製造方法Info
- Publication number
- JPH03146467A JPH03146467A JP1283711A JP28371189A JPH03146467A JP H03146467 A JPH03146467 A JP H03146467A JP 1283711 A JP1283711 A JP 1283711A JP 28371189 A JP28371189 A JP 28371189A JP H03146467 A JPH03146467 A JP H03146467A
- Authority
- JP
- Japan
- Prior art keywords
- varistor
- oxide
- parts
- sintered body
- oxidizing atmosphere
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910052573 porcelain Inorganic materials 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 239000000203 mixture Substances 0.000 claims abstract description 18
- 230000001590 oxidative effect Effects 0.000 claims abstract description 18
- 239000004065 semiconductor Substances 0.000 claims abstract description 17
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 8
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 8
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 7
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 7
- 239000000654 additive Substances 0.000 claims abstract description 6
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 5
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 5
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 5
- 230000000996 additive effect Effects 0.000 claims abstract description 5
- 229910052727 yttrium Inorganic materials 0.000 claims abstract description 5
- 229910052688 Gadolinium Inorganic materials 0.000 claims abstract description 4
- 229910052772 Samarium Inorganic materials 0.000 claims abstract description 4
- 229910010293 ceramic material Inorganic materials 0.000 claims description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 7
- 238000010304 firing Methods 0.000 claims description 7
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 5
- 150000003438 strontium compounds Chemical class 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 229910002367 SrTiO Inorganic materials 0.000 claims 2
- 229910052712 strontium Inorganic materials 0.000 claims 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims 2
- 238000002156 mixing Methods 0.000 abstract description 7
- 229910002370 SrTiO3 Inorganic materials 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- 238000001354 calcination Methods 0.000 abstract description 4
- 229910000018 strontium carbonate Inorganic materials 0.000 abstract description 4
- LEDMRZGFZIAGGB-UHFFFAOYSA-L strontium carbonate Chemical compound [Sr+2].[O-]C([O-])=O LEDMRZGFZIAGGB-UHFFFAOYSA-L 0.000 abstract description 3
- 229910052802 copper Inorganic materials 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 229910052814 silicon oxide Inorganic materials 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Inorganic materials O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 3
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum oxide Inorganic materials [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 description 2
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect 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
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 1
- NLQFUUYNQFMIJW-UHFFFAOYSA-N dysprosium(III) oxide Inorganic materials O=[Dy]O[Dy]=O NLQFUUYNQFMIJW-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- CMIHHWBVHJVIGI-UHFFFAOYSA-N gadolinium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Gd+3].[Gd+3] CMIHHWBVHJVIGI-UHFFFAOYSA-N 0.000 description 1
- BDAGIHXWWSANSR-NJFSPNSNSA-N hydroxyformaldehyde Chemical compound O[14CH]=O BDAGIHXWWSANSR-NJFSPNSNSA-N 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium oxide Inorganic materials [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 description 1
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- KTUFCUMIWABKDW-UHFFFAOYSA-N oxo(oxolanthaniooxy)lanthanum Chemical compound O=[La]O[La]=O KTUFCUMIWABKDW-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 1
- FKTOIHSPIPYAPE-UHFFFAOYSA-N samarium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Sm+3].[Sm+3] FKTOIHSPIPYAPE-UHFFFAOYSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 description 1
- DZKDPOPGYFUOGI-UHFFFAOYSA-N tungsten dioxide Inorganic materials O=[W]=O DZKDPOPGYFUOGI-UHFFFAOYSA-N 0.000 description 1
- 229910001930 tungsten oxide Inorganic materials 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
- Thermistors And Varistors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1283711A JPH03146467A (ja) | 1989-10-31 | 1989-10-31 | バリスタ磁器の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1283711A JPH03146467A (ja) | 1989-10-31 | 1989-10-31 | バリスタ磁器の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03146467A true JPH03146467A (ja) | 1991-06-21 |
| JPH0567590B2 JPH0567590B2 (enrdf_load_stackoverflow) | 1993-09-27 |
Family
ID=17669094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1283711A Granted JPH03146467A (ja) | 1989-10-31 | 1989-10-31 | バリスタ磁器の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03146467A (enrdf_load_stackoverflow) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02180749A (ja) * | 1988-12-28 | 1990-07-13 | Murata Mfg Co Ltd | 電圧非直線抵抗体用磁器組成物 |
-
1989
- 1989-10-31 JP JP1283711A patent/JPH03146467A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02180749A (ja) * | 1988-12-28 | 1990-07-13 | Murata Mfg Co Ltd | 電圧非直線抵抗体用磁器組成物 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0567590B2 (enrdf_load_stackoverflow) | 1993-09-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6257245B2 (enrdf_load_stackoverflow) | ||
| JPH02123614A (ja) | 高誘電率系磁器組成物 | |
| JPH0223005B2 (enrdf_load_stackoverflow) | ||
| JPH03146467A (ja) | バリスタ磁器の製造方法 | |
| JP3124896B2 (ja) | 半導体磁器の製造方法 | |
| JP2956131B2 (ja) | チタン酸ストロンチウム系半導体磁器およびその製造方法 | |
| JP4183100B2 (ja) | 電圧非直線性抵抗体磁器組成物 | |
| JPH0248121B2 (enrdf_load_stackoverflow) | ||
| JPH0362003B2 (enrdf_load_stackoverflow) | ||
| JPH038760A (ja) | 電圧依存性非直線抵抗体磁器組成物およびバリスタの製造方法 | |
| JPH03285870A (ja) | 粒界絶縁型半導体磁器組成物及びその製造方法 | |
| JPH0362005B2 (enrdf_load_stackoverflow) | ||
| JPS63311701A (ja) | 正特性半導体磁器の製造法 | |
| JPH0362004B2 (enrdf_load_stackoverflow) | ||
| JPH05345663A (ja) | 半導体セラミックスおよびその製造方法 | |
| JPH02213101A (ja) | 粒界バリア型高静電容量セラミックバリスタの製造方法 | |
| JPH02155210A (ja) | 粒界絶縁型半導体磁器組成物 | |
| JPH10212161A (ja) | 正特性サーミスタ材料及びその製造方法 | |
| JPH02153863A (ja) | 粒界絶縁型半導体磁器組成物 | |
| JPH02265216A (ja) | 粒界酸化型電圧非直線低抗素子 | |
| JPS62270462A (ja) | 半導体磁器誘電体組成物、半導体磁器誘電体及び該誘電体の製造方法 | |
| JPH0450164A (ja) | 電圧非直線抵抗体用磁器組成物 | |
| JPS584447B2 (ja) | 還元再酸化型半導体磁器コンデンサ素体の製造方法 | |
| JPH03195004A (ja) | バリスタ磁器 | |
| JPH0265209A (ja) | 還元再酸化型半導体コンデンサ用磁器組成物及び磁器 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |