JP4322096B2 - レジストパターン形成方法並びに磁気記録媒体及び磁気ヘッドの製造方法 - Google Patents
レジストパターン形成方法並びに磁気記録媒体及び磁気ヘッドの製造方法 Download PDFInfo
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- JP4322096B2 JP4322096B2 JP2003384694A JP2003384694A JP4322096B2 JP 4322096 B2 JP4322096 B2 JP 4322096B2 JP 2003384694 A JP2003384694 A JP 2003384694A JP 2003384694 A JP2003384694 A JP 2003384694A JP 4322096 B2 JP4322096 B2 JP 4322096B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/0002—Lithographic processes using patterning methods other than those involving the exposure to radiation, e.g. by stamping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
- G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
-
- 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
-
- 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
- G11B5/743—Patterned record carriers, wherein the magnetic recording layer is patterned into magnetic isolated data islands, e.g. discrete tracks
-
- 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
- G11B5/855—Coating only part of a support with a magnetic layer
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
- G11B2005/3996—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects large or giant magnetoresistive effects [GMR], e.g. as generated in spin-valve [SV] devices
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
- G11B5/3116—Shaping of layers, poles or gaps for improving the form of the electrical signal transduced, e.g. for shielding, contour effect, equalizing, side flux fringing, cross talk reduction between heads or between heads and information tracks
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
- G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
- G11B5/3967—Composite structural arrangements of transducers, e.g. inductive write and magnetoresistive read
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Magnetic Heads (AREA)
Description
ステファン Y.チョウ(Stephen Y. Chou)著、「Imprint of sub 25nm vias and trenches in polymers」、Applied Physics Letters、(米国)、1995年11月20日、第67巻、第21号、p.3114-3116
図1は、本発明に係るレジストパターン形成方法の一例における各工程を説明する模式断面図である。
次に、レジストパターンが形成されたレジスト層をマスクとして使用し、ディスク状基板の表面に磁性層からなるディスクリートトラックを形成してディスクリートトラック媒体を製造する工程について、図9を参照しつつ説明する。なお、反応性イオンエッチング処理については、公知の技術のため、その詳細な説明を省略する。
次に、本発明の磁気ヘッドの製造方法について説明する。
図1は、本発明のレジストパターン形成方法の一実施形態における工程を模式的に示す図である。
3 凹部残留レジスト層
4 凹部
5 凸部
9 メタルマスク層
10 磁性層
11、11’ 基板
12 レジスト層
14 凹部
15 凸部
16 基板面
21、21’、21” モールド
22、22’、22” モールド凸部
23、23’、23” モールド凹部
41 塗布装置
42 モータ
43 ターンテーブル
44 吐出機構
45 制御部
46 転写装置
47 加熱ステージ
48 プレス機構
49 制御部
P ピッチ
H1 深さ
t1,t2,t3,t4 厚さ
w1,w2,w3,w4,w5,w6,w7 幅
Claims (5)
- 基板上に形成されたレジスト層にインプリント法で凹凸形状を有するモールドのパターンを転写した後、転写されたレジストパターンの凸形状のパターン側面をエッチングすることにより、対応するモールドの凹部の幅よりも狭い幅の凸形状を有するレジストパターンを形成し、
前記レジストパターンの凸形状のパターン側面のエッチングが、前記転写されたレジストパターンの凹部に残留する残留レジスト層の除去と共に行われ、
前記残留レジスト層の除去が終了するのとほぼ同時に前記レジストパターンの凸形状の幅が所望の幅となるように、前記残留レジスト層の厚さを変化させることを特徴とするレジストパターン形成方法。 - 前記レジストパターンの凸形状のパターン側面のエッチングが、前記転写されたレジストパターンの凹部に残留する残留レジスト層の除去と共に行われ、
前記残留レジスト層の厚さを、前記モールドのパターンを前記レジスト層に転写した後に前記モールドを前記レジスト層から離脱させる際に、レジスト層の剥離による欠陥が発生することを抑制するのに十分な厚さとすることを特徴とする請求項1に記載のレジストパターン形成方法。 - 前記エッチングがプラズマエッチングであることを特徴とする請求項1又は2に記載のレジストパターン形成方法。
- 請求項1〜3のいずれか1項に記載のレジストパターン形成方法を用いたことを特徴とする磁気記録媒体の製造方法。
- 請求項1〜3のいずれか1項に記載のレジストパターン形成方法を用いたことを特徴とする磁気ヘッドの製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003384694A JP4322096B2 (ja) | 2003-11-14 | 2003-11-14 | レジストパターン形成方法並びに磁気記録媒体及び磁気ヘッドの製造方法 |
US10/982,824 US7214624B2 (en) | 2003-11-14 | 2004-11-08 | Resist pattern forming method, magnetic recording medium manufacturing method and magnetic head manufacturing method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003384694A JP4322096B2 (ja) | 2003-11-14 | 2003-11-14 | レジストパターン形成方法並びに磁気記録媒体及び磁気ヘッドの製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2005150335A JP2005150335A (ja) | 2005-06-09 |
JP4322096B2 true JP4322096B2 (ja) | 2009-08-26 |
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JP2003384694A Expired - Fee Related JP4322096B2 (ja) | 2003-11-14 | 2003-11-14 | レジストパターン形成方法並びに磁気記録媒体及び磁気ヘッドの製造方法 |
Country Status (2)
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US (1) | US7214624B2 (ja) |
JP (1) | JP4322096B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012133932A1 (en) | 2011-03-29 | 2012-10-04 | Fujifilm Corporation | Method for forming resist patterns and method for producing patterend substrates employing the resist patterns |
Families Citing this family (35)
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JPH0367584A (ja) * | 1989-08-04 | 1991-03-22 | Mitsubishi Materials Corp | 細胞培養用担体 |
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JP4223348B2 (ja) * | 2003-07-31 | 2009-02-12 | Tdk株式会社 | 磁気記録媒体の製造方法及び製造装置 |
JP2006012332A (ja) * | 2004-06-28 | 2006-01-12 | Tdk Corp | ドライエッチング方法、磁気記録媒体の製造方法及び磁気記録媒体 |
WO2006060757A2 (en) * | 2004-12-01 | 2006-06-08 | Molecular Imprints, Inc. | Eliminating printability of sub-resolution defects in imprint lithography |
US7363854B2 (en) * | 2004-12-16 | 2008-04-29 | Asml Holding N.V. | System and method for patterning both sides of a substrate utilizing imprint lithography |
US7409759B2 (en) * | 2004-12-16 | 2008-08-12 | Asml Holding N.V. | Method for making a computer hard drive platen using a nano-plate |
US7410591B2 (en) * | 2004-12-16 | 2008-08-12 | Asml Holding N.V. | Method and system for making a nano-plate for imprint lithography |
US7399422B2 (en) * | 2005-11-29 | 2008-07-15 | Asml Holding N.V. | System and method for forming nanodisks used in imprint lithography and nanodisk and memory disk formed thereby |
US7331283B2 (en) * | 2004-12-16 | 2008-02-19 | Asml Holding N.V. | Method and apparatus for imprint pattern replication |
JP4098784B2 (ja) * | 2005-02-03 | 2008-06-11 | 株式会社東芝 | 磁気記録媒体、磁気記録装置、スタンパおよびスタンパの製造方法 |
JP2006260713A (ja) * | 2005-03-18 | 2006-09-28 | Toshiba Corp | 記録媒体、記録再生装置及び記録再生方法 |
JP4542953B2 (ja) * | 2005-06-10 | 2010-09-15 | 株式会社東芝 | 磁気ディスク媒体および磁気記録再生装置 |
US7803308B2 (en) * | 2005-12-01 | 2010-09-28 | Molecular Imprints, Inc. | Technique for separating a mold from solidified imprinting material |
US7906058B2 (en) | 2005-12-01 | 2011-03-15 | Molecular Imprints, Inc. | Bifurcated contact printing technique |
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JP4987012B2 (ja) | 2005-12-08 | 2012-07-25 | モレキュラー・インプリンツ・インコーポレーテッド | 基板の両面パターニングする方法及びシステム |
JP2009087959A (ja) * | 2006-01-23 | 2009-04-23 | Pioneer Electronic Corp | インプリント用転写型、インプリント転写方法、インプリント装置、インプリント用転写型の製造方法およびインプリント転写物 |
JP4533854B2 (ja) * | 2006-03-06 | 2010-09-01 | 株式会社東芝 | 磁気記録再生装置、磁気記録方法、及び磁気記録再生方法 |
JP5072247B2 (ja) * | 2006-03-27 | 2012-11-14 | キヤノン株式会社 | リソグラフィ装置及び方法、並びに、デバイス製造方法 |
JP2007273042A (ja) * | 2006-03-31 | 2007-10-18 | Toshiba Corp | 磁気記録媒体及び磁気記録再生装置 |
US8850980B2 (en) | 2006-04-03 | 2014-10-07 | Canon Nanotechnologies, Inc. | Tessellated patterns in imprint lithography |
WO2007117524A2 (en) * | 2006-04-03 | 2007-10-18 | Molecular Imprints, Inc. | Method of concurrently patterning a substrate having a plurality of fields and alignment marks |
US7802978B2 (en) * | 2006-04-03 | 2010-09-28 | Molecular Imprints, Inc. | Imprinting of partial fields at the edge of the wafer |
US8142850B2 (en) * | 2006-04-03 | 2012-03-27 | Molecular Imprints, Inc. | Patterning a plurality of fields on a substrate to compensate for differing evaporation times |
US7547398B2 (en) * | 2006-04-18 | 2009-06-16 | Molecular Imprints, Inc. | Self-aligned process for fabricating imprint templates containing variously etched features |
US8012395B2 (en) | 2006-04-18 | 2011-09-06 | Molecular Imprints, Inc. | Template having alignment marks formed of contrast material |
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US20110104321A1 (en) * | 2007-11-01 | 2011-05-05 | Jun-Ying Zhang | Method for replicating master molds |
JP5185312B2 (ja) * | 2010-03-19 | 2013-04-17 | 株式会社東芝 | パターン形成方法 |
JP6281427B2 (ja) | 2013-07-19 | 2018-02-21 | セントラル硝子株式会社 | 膜形成用組成物およびその膜、並びにそれを用いる有機半導体素子の製造方法 |
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2003
- 2003-11-14 JP JP2003384694A patent/JP4322096B2/ja not_active Expired - Fee Related
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2004
- 2004-11-08 US US10/982,824 patent/US7214624B2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012133932A1 (en) | 2011-03-29 | 2012-10-04 | Fujifilm Corporation | Method for forming resist patterns and method for producing patterend substrates employing the resist patterns |
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JP2005150335A (ja) | 2005-06-09 |
US20050118817A1 (en) | 2005-06-02 |
US7214624B2 (en) | 2007-05-08 |
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