JPH06162494A - 磁気ディスク用ガラス基板およびその製造方法 - Google Patents

磁気ディスク用ガラス基板およびその製造方法

Info

Publication number
JPH06162494A
JPH06162494A JP5170716A JP17071693A JPH06162494A JP H06162494 A JPH06162494 A JP H06162494A JP 5170716 A JP5170716 A JP 5170716A JP 17071693 A JP17071693 A JP 17071693A JP H06162494 A JPH06162494 A JP H06162494A
Authority
JP
Japan
Prior art keywords
substrate
ink
glass
glass substrate
etching
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.)
Withdrawn
Application number
JP5170716A
Other languages
English (en)
Japanese (ja)
Inventor
John Wilson Christopher
ジョン ウィルソン クリストファー
A Marshall Paul
アンドリュー マーシャル ポール
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pilkington Group Ltd
Original Assignee
Pilkington PLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB929214624A external-priority patent/GB9214624D0/en
Application filed by Pilkington PLC filed Critical Pilkington PLC
Publication of JPH06162494A publication Critical patent/JPH06162494A/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/8404—Processes or apparatus specially adapted for manufacturing record carriers manufacturing base layers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)
JP5170716A 1992-07-09 1993-07-09 磁気ディスク用ガラス基板およびその製造方法 Withdrawn JPH06162494A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB929214624A GB9214624D0 (en) 1992-07-09 1992-07-09 Glass substrate for a magnetic disc and manufacture thereof
GB9214624:0 1993-03-29
GB939306469A GB9306469D0 (en) 1992-07-09 1993-03-29 Glass substrate for a magnetic disc and manufacture thereof
GB9306469:9 1993-03-29

Publications (1)

Publication Number Publication Date
JPH06162494A true JPH06162494A (ja) 1994-06-10

Family

ID=26301241

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5170716A Withdrawn JPH06162494A (ja) 1992-07-09 1993-07-09 磁気ディスク用ガラス基板およびその製造方法

Country Status (4)

Country Link
US (1) US5895582A (enExample)
EP (1) EP0579399A2 (enExample)
JP (1) JPH06162494A (enExample)
SG (1) SG45390A1 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6294058B1 (en) * 1994-07-15 2001-09-25 United Module Corporation Enhanced methods and apparatus for producing micro-textured, thin film, magnetic disc media and compositely micro-textured disc media produced thereby
AU3656495A (en) * 1994-10-13 1996-05-06 Saint-Gobain Vitrage S.A. Reinforced glass substrates
US5798884A (en) * 1995-12-13 1998-08-25 International Business Machines Corporation Multiple zone data storage system and method
FR2744440B1 (fr) * 1996-02-07 1998-03-20 Saint Gobain Vitrage Procede de traitement de substrats en verre
JP3612158B2 (ja) * 1996-11-18 2005-01-19 スピードファム株式会社 プラズマエッチング方法及びその装置
US5902224A (en) * 1997-03-14 1999-05-11 Fuge Systems, Inc. Mass-mass cell gas centrifuge
US6835317B2 (en) * 1997-11-04 2004-12-28 Ebara Corporation Method of making substrate with micro-protrusions or micro-cavities
JP3494864B2 (ja) * 1997-11-20 2004-02-09 セイコーインスツルメンツ株式会社 円形パターニング方法
US6378338B1 (en) * 1998-08-31 2002-04-30 Showa Denko K.K. Method for producing magnetic disk substrates
US6391213B1 (en) 1999-09-07 2002-05-21 Komag, Inc. Texturing of a landing zone on glass-based substrates by a chemical etching process
US6605195B2 (en) 2000-04-14 2003-08-12 Seagate Technology Llc Multi-layer deposition process using four ring sputter sources
US6872320B2 (en) 2001-04-19 2005-03-29 Xerox Corporation Method for printing etch masks using phase-change materials
US7157031B2 (en) * 2002-08-26 2007-01-02 Seagate Technology Llc Method of replicating a textured surface
JP3861063B2 (ja) * 2003-02-20 2006-12-20 Ｈｏｙａ株式会社 磁気ディスク用ガラス基板の処理方法および製造方法、並びに磁気ディスク
US7168939B2 (en) * 2004-02-26 2007-01-30 Hitachi Global Storage Technologies Netherlands Bv System, method, and apparatus for multilevel UV molding lithography for air bearing surface patterning
JP2006073137A (ja) * 2004-09-03 2006-03-16 Fujitsu Ltd 磁気記録媒体、磁気記憶装置、およびその製造方法
US7618895B2 (en) * 2004-12-06 2009-11-17 Asahi Glass Company, Limited Method for etching doughnut-type glass substrates
EP1991422B1 (en) * 2006-03-03 2012-06-27 Silverbrook Research Pty. Ltd Pulse damped fluidic architecture
US7837297B2 (en) 2006-03-03 2010-11-23 Silverbrook Research Pty Ltd Printhead with non-priming cavities for pulse damping
US7721441B2 (en) * 2006-03-03 2010-05-25 Silverbrook Research Pty Ltd Method of fabricating a printhead integrated circuit attachment film
CA2667278A1 (en) * 2006-10-20 2008-05-02 Soligie, Inc. Patterned printing plates and processes for printing electrical elements
US7758177B2 (en) * 2007-03-21 2010-07-20 Silverbrook Research Pty Ltd High flowrate filter for inkjet printhead
US10987039B2 (en) * 2014-12-03 2021-04-27 Stmicroelectronics S.R.L. Microneedle array device and method of making
JP7667786B2 (ja) * 2019-12-18 2025-04-23 エージーシー グラス ユーロップ 示差的テクスチャ化を有するカバーガラスシート
EP4276880B1 (fr) * 2022-05-10 2025-02-19 Rubattel et Weyermann S.A. Procédé de modification de l état de surface d'une pièce par bombardement ionique

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4267000A (en) * 1979-09-13 1981-05-12 Corning Glass Works Method for masking glass, glass-ceramic and ceramic surfaces
US4544443A (en) * 1983-05-13 1985-10-01 Shap Kabushiki Kaisha Method for manufacturing an optical memory element
US4451329A (en) * 1983-08-22 1984-05-29 Wheaton Industries Methods and compositions for producing decorative frosting effects on glass
JPH0648546B2 (ja) * 1984-07-14 1994-06-22 日本ビクター株式会社 情報記録担体の製造法
JPS62128944A (ja) * 1985-11-27 1987-06-11 Sharp Corp 光メモリ素子
JPH0823933B2 (ja) * 1986-09-30 1996-03-06 ホ−ヤ株式会社 磁気記録媒体
DE3789932T2 (de) * 1986-10-09 1995-02-09 Asahi Glass Co Ltd Glassubstrat für eine Magnetplatte und Verfahren zu seiner Herstellung.
LU86722A1 (fr) * 1986-12-23 1988-07-14 Glaverbel Feuille en matiere vitreuse portant un dessin grave et procede pour graver un dessin sur un substrat en matiere vitreuse
US4869778A (en) * 1987-07-20 1989-09-26 Gardoc, Inc. Method of forming a patterned aluminum layer and article
JPS6486344A (en) * 1987-09-29 1989-03-31 Victor Company Of Japan Information recording carrier and production thereof
JPH0770094B2 (ja) * 1987-12-04 1995-07-31 シャープ株式会社 ディスク状光記録媒体の製造方法および製造用フォトマスク
JPH01140616U (enExample) * 1988-03-16 1989-09-26
DE3824889A1 (de) * 1988-07-22 1990-01-25 Leybold Ag Optischer aufzeichnungstraeger
JP2886872B2 (ja) * 1989-01-13 1999-04-26 株式会社日立製作所 磁気ディスク用基板および磁気ディスク
JPH02208826A (ja) * 1989-02-08 1990-08-20 Matsushita Electric Ind Co Ltd 薄膜型磁気ディスク
US4983246A (en) * 1989-08-03 1991-01-08 Mint-Pac Technologies Hot stamping decal resist
JPH067410B2 (ja) * 1989-10-02 1994-01-26 伊藤忠商事株式会社 記録ディスク基板及び磁気記録ディスクの製造方法
JPH04113511A (ja) * 1990-09-03 1992-04-15 Hitachi Ltd 磁気記録媒体、及びその製造方法
JP2937569B2 (ja) * 1991-08-30 1999-08-23 セントラル硝子株式会社 基材表面への微細凹凸形成法
GB9400259D0 (en) * 1994-01-07 1994-03-02 Pilkington Plc Substrate for a magnetic disc and manufacture thereof

Also Published As

Publication number Publication date
EP0579399A3 (enExample) 1994-03-23
EP0579399A2 (en) 1994-01-19
SG45390A1 (en) 1998-01-16
US5895582A (en) 1999-04-20

Similar Documents

Publication Publication Date Title
US5895582A (en) Process of manufacturing a glass substrate for a magnetic disk
US5681636A (en) Magnetic recording disc substrate having a surface texture of non overlapping circular sub-arrays
JP5142231B2 (ja) マスクブランクスの製造方法
JP2006309143A (ja) マスクブランクス用ガラス基板の製造方法、マスクブランクスの製造方法、マスクブランクス用ガラス基板、及びマスクブランクス
US5534321A (en) Disk substrate for magnetic memory devices
US4847183A (en) High contrast optical marking method for polished surfaces
US5593602A (en) Metal substrate for a magnetic disc and manufacture thereof
JPWO2000034961A1 (ja) 化学増幅レジストを用いた透明導電膜の形成方法
JP3720667B2 (ja) グレーズド基板の製造方法
JPH0512722A (ja) スタンパー製造方法
JP2588898B2 (ja) ガラス製磁気ディスク基板の製造方法
JPH08273157A (ja) 磁気ディスクの製造方法
JPH05177705A (ja) 微細凹凸パターン成形用成形型
JPH0823933B2 (ja) 磁気記録媒体
JP2818333B2 (ja) 磁気ディスクおよび磁気ヘッド
JP3565761B2 (ja) 磁気ディスク用ガラス基板の作製方法、および磁気ディスクの製造方法。
JPH06250383A (ja) ペリクル
JP2002214761A (ja) フォトリソグラフィー用フォトマスクおよびその製造方法
JP2002333516A (ja) 透明基板および透明基板の製造方法
JP2863018B2 (ja) ドライエッチングによる微細加工方法及びドライエッチング用レジストマスク樹脂組成物
JPH03251464A (ja) 部分凸を有するグレーズの形成方法
JP2002254689A (ja) グレーズド基板
JPH0745194A (ja) プラズマディスプレイパネルの障壁形成方法
JPH03232116A (ja) ガラス製磁気ディスク基板の製造方法
JPH0745193A (ja) プラズマディスプレイパネルの障壁形成方法

Legal Events

Date Code Title Description
A300 Application deemed to be withdrawn because no request for examination was validly filed

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 20001003