JP4537092B2 - ガラス組成物及び磁気ヘッド - Google Patents
ガラス組成物及び磁気ヘッド Download PDFInfo
- Publication number
- JP4537092B2 JP4537092B2 JP2004056745A JP2004056745A JP4537092B2 JP 4537092 B2 JP4537092 B2 JP 4537092B2 JP 2004056745 A JP2004056745 A JP 2004056745A JP 2004056745 A JP2004056745 A JP 2004056745A JP 4537092 B2 JP4537092 B2 JP 4537092B2
- Authority
- JP
- Japan
- Prior art keywords
- glass
- magnetic
- glass composition
- magnetic head
- sealing
- 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.)
- Expired - Lifetime
Links
- 239000011521 glass Substances 0.000 title claims description 139
- 230000005291 magnetic effect Effects 0.000 title claims description 81
- 239000000203 mixture Substances 0.000 title claims description 55
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 claims description 13
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 12
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 8
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 7
- 229910021193 La 2 O 3 Inorganic materials 0.000 claims description 7
- 229910018068 Li 2 O Inorganic materials 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 229910052708 sodium Inorganic materials 0.000 claims description 5
- 229910052792 caesium Inorganic materials 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 description 42
- 239000000463 material Substances 0.000 description 24
- 238000010438 heat treatment Methods 0.000 description 23
- 238000007789 sealing Methods 0.000 description 21
- 239000000126 substance Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 15
- 229910000859 α-Fe Inorganic materials 0.000 description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 9
- 238000002425 crystallisation Methods 0.000 description 8
- 230000008025 crystallization Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 230000009257 reactivity Effects 0.000 description 7
- 239000005394 sealing glass Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 239000003566 sealing material Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000002845 discoloration Methods 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 230000009477 glass transition Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- 238000010828 elution Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 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
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 238000009125 cardiac resynchronization therapy Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000005355 lead glass Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910000702 sendust Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- -1 terminals Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
- C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron
- C03C3/074—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron containing zinc
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
- C03C3/066—Glass compositions containing silica with less than 40% silica by weight containing boron containing zinc
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
- C03C3/068—Glass compositions containing silica with less than 40% silica by weight containing boron containing rare earths
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
- C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron
- C03C3/074—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron containing zinc
- C03C3/0745—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron containing zinc containing more than 50% lead oxide, by weight
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
Description
請求項2対応する本発明のガラス組成物は酸化物基準の質量%表示でBi2O3:40〜55%、B2O3:10〜20%、SiO2:1〜10%、ZnO:5〜18%、Al2O3:0.5〜5%、SrO:10〜20%、CaO:0〜10%、TiO2:0〜2%、La2O3:0〜2%、Y2O3:0〜2%、Fe2O3:0〜2%、MnO:0.3〜2%、R2O:0〜3%(R2O:Li2O、Na2O、K2O、Cs2Oから選ばれる少なくとも一種)の組成を有することを特徴とする。
請求項5に対応する本発明の表示装置は、請求項1から請求項5のいずれかに対応するガラス組成物で被覆、または封止されていることを特徴とする。
請求項6に対応する発明は、請求項7に対応する表示装置において、前記表示装置がプラズマディスプレイであることを特徴とする。
2 磁気コア半体
3 磁気ギャップ
4 封着ガラス
5 磁気ヘッドチップ
6 ヘッドベース
7 導線
Claims (6)
- 酸化物基準の質量%表示でBi2O3:20〜70%、B2O3:10〜25%、SiO2:1〜23%、ZnO:0.5〜20%、Al2O3:0.1〜10%、SrO:0〜30%、CaO:0〜35%、TiO2:0〜5%、La2O3:0〜5%、Y2O3:0〜5%、Fe2O3:0〜5%、MnO:0.3〜5%、R2O:0〜5%(R2O:Li2O、Na2O、K2O、Cs2Oから選ばれる少なくとも一種)の組成を有することを特徴とするガラス組成物。
- 酸化物基準の質量%表示でBi2O3:40〜55%、B2O3:10〜20%、SiO2:1〜10%、ZnO:5〜18%、Al2O3:0.5〜5%、SrO:10〜20%、CaO:0〜10%、TiO2:0〜2%、La2O3:0〜2%、Y2O3:0〜2%、Fe2O3:0〜2%、MnO:0.3〜2%、R2O:0〜3%(R2O:Li2O、Na2O、K2O、Cs2Oから選ばれる少なくとも一種)の組成を有することを特徴とするガラス組成物。
- 熱膨張係数が85〜140×10−7/℃であることを特徴とする請求項1から請求項2のいずれかの請求項に記載のガラス組成物。
- 一対の磁気コア半体の少なくとも一方に巻線溝を設け、前記一対の磁気コアがギャップ部を有して接合された磁気ヘッドであって、前記一対の磁気コア半体が請求項1から請求項3のいずれかの請求項に記載のガラス組成物で接合されていることを特徴とする磁気ヘッド。
- 請求項1から請求項3のいずれかの請求項に記載のガラス組成物で被覆、または封止されていることを特徴とする表示装置。
- 前記表示装置がプラズマディスプレイであることを特徴とする請求項5に記載の表示装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004056745A JP4537092B2 (ja) | 2004-03-01 | 2004-03-01 | ガラス組成物及び磁気ヘッド |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004056745A JP4537092B2 (ja) | 2004-03-01 | 2004-03-01 | ガラス組成物及び磁気ヘッド |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005247602A JP2005247602A (ja) | 2005-09-15 |
JP2005247602A5 JP2005247602A5 (ja) | 2006-12-14 |
JP4537092B2 true JP4537092B2 (ja) | 2010-09-01 |
Family
ID=35028464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004056745A Expired - Lifetime JP4537092B2 (ja) | 2004-03-01 | 2004-03-01 | ガラス組成物及び磁気ヘッド |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4537092B2 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4959188B2 (ja) * | 2005-12-27 | 2012-06-20 | 日本山村硝子株式会社 | ビスマス系無鉛ガラス |
JP5033339B2 (ja) * | 2006-03-14 | 2012-09-26 | 株式会社オハラ | ガラス組成物 |
JP2008024558A (ja) * | 2006-07-24 | 2008-02-07 | Nihon Yamamura Glass Co Ltd | 金属製真空二重容器の封着用無鉛ガラス組成物 |
JP2008303076A (ja) * | 2007-06-05 | 2008-12-18 | Central Glass Co Ltd | 無鉛絶縁性被膜材料 |
US8383011B2 (en) | 2008-01-30 | 2013-02-26 | Basf Se | Conductive inks with metallo-organic modifiers |
US8308993B2 (en) | 2008-01-30 | 2012-11-13 | Basf Se | Conductive inks |
US7736546B2 (en) | 2008-01-30 | 2010-06-15 | Basf Se | Glass frits |
CN102056853A (zh) * | 2008-06-26 | 2011-05-11 | E.I.内穆尔杜邦公司 | 在用于光伏电池的导体中使用的玻璃组合物 |
JP5956713B2 (ja) * | 2010-10-18 | 2016-07-27 | 日本硝子産業株式会社 | カラーマーキング付きアンプル |
TWI458692B (zh) * | 2012-10-17 | 2014-11-01 | Univ Nat Taipei Technology | Composite packaging materials |
EP2913139B1 (en) | 2014-02-26 | 2019-04-03 | Heraeus Precious Metals North America Conshohocken LLC | A glass comprising molybdenum and lead in a solar cell paste |
JP7138844B2 (ja) * | 2018-06-11 | 2022-09-20 | 日本電気硝子株式会社 | ビスマス系ガラスを用いた焼結体 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000173010A (ja) * | 1998-12-10 | 2000-06-23 | Matsushita Electric Ind Co Ltd | 磁気ヘッド用封着ガラス、磁気ヘッドおよびその製造方法 |
JP2000211942A (ja) * | 1998-12-04 | 2000-08-02 | Dmc 2 Degussa Metals Catalysts Cerdec Ag | アルカリ金属を含まない鉛不含のガラス組成物 |
WO2001085631A1 (fr) * | 2000-05-11 | 2001-11-15 | Matsushita Electric Industrial Co., Ltd. | Composition de verre, verre d'etancheite pour tete magnetique et tete magnetique correspondante |
JP2003128430A (ja) * | 2001-10-22 | 2003-05-08 | Asahi Techno Glass Corp | 無鉛ガラス組成物 |
JP2003192430A (ja) * | 2001-12-26 | 2003-07-09 | Nihon Yamamura Glass Co Ltd | 高誘電率材料用組成物 |
JP2004155597A (ja) * | 2002-11-01 | 2004-06-03 | Nippon Electric Glass Co Ltd | 磁気ヘッド用低融点ガラス |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2516531B2 (ja) * | 1992-07-06 | 1996-07-24 | 岡谷電機産業株式会社 | バリスタ、サ―ジ吸収素子、保護膜の形成方法、並びにホウケイ酸ビスマス系ガラス組成物 |
JP3243630B2 (ja) * | 1995-07-04 | 2002-01-07 | ホーヤ株式会社 | 光学ガラス用組成物 |
JP3814810B2 (ja) * | 1996-04-05 | 2006-08-30 | 日本電気硝子株式会社 | ビスマス系ガラス組成物 |
JPH1125865A (ja) * | 1997-06-27 | 1999-01-29 | Matsushita Electric Ind Co Ltd | プラズマディスプレイパネル |
-
2004
- 2004-03-01 JP JP2004056745A patent/JP4537092B2/ja not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000211942A (ja) * | 1998-12-04 | 2000-08-02 | Dmc 2 Degussa Metals Catalysts Cerdec Ag | アルカリ金属を含まない鉛不含のガラス組成物 |
JP2000173010A (ja) * | 1998-12-10 | 2000-06-23 | Matsushita Electric Ind Co Ltd | 磁気ヘッド用封着ガラス、磁気ヘッドおよびその製造方法 |
WO2001085631A1 (fr) * | 2000-05-11 | 2001-11-15 | Matsushita Electric Industrial Co., Ltd. | Composition de verre, verre d'etancheite pour tete magnetique et tete magnetique correspondante |
JP2003128430A (ja) * | 2001-10-22 | 2003-05-08 | Asahi Techno Glass Corp | 無鉛ガラス組成物 |
JP2003192430A (ja) * | 2001-12-26 | 2003-07-09 | Nihon Yamamura Glass Co Ltd | 高誘電率材料用組成物 |
JP2004155597A (ja) * | 2002-11-01 | 2004-06-03 | Nippon Electric Glass Co Ltd | 磁気ヘッド用低融点ガラス |
Also Published As
Publication number | Publication date |
---|---|
JP2005247602A (ja) | 2005-09-15 |
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