PT85804A - Processo para a preparacao de substratos polimericos rigidos para discos opticos e de discos opticos obtidos a partir desses substratos - Google Patents

Processo para a preparacao de substratos polimericos rigidos para discos opticos e de discos opticos obtidos a partir desses substratos

Info

Publication number
PT85804A
PT85804A PT85804A PT8580487A PT85804A PT 85804 A PT85804 A PT 85804A PT 85804 A PT85804 A PT 85804A PT 8580487 A PT8580487 A PT 8580487A PT 85804 A PT85804 A PT 85804A
Authority
PT
Portugal
Prior art keywords
optical discs
substrates
rigid
polymeric
substrate
Prior art date
Application number
PT85804A
Other languages
English (en)
Other versions
PT85804B (pt
Inventor
Alain Morin
Jean-Pierre Quentin
Claude Bonnebat
Original Assignee
Rhone Poulenc Chim Base
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
Application filed by Rhone Poulenc Chim Base filed Critical Rhone Poulenc Chim Base
Publication of PT85804A publication Critical patent/PT85804A/pt
Publication of PT85804B publication Critical patent/PT85804B/pt

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • G11B7/2535—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins polyesters, e.g. PET, PETG or PEN
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24035—Recording layers
    • G11B7/24038—Multiple laminated recording layers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24047—Substrates
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/021—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface
    • B29C2043/023—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface having a plurality of grooves
    • B29C2043/025—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface having a plurality of grooves forming a microstructure, i.e. fine patterning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/021—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31786—Of polyester [e.g., alkyd, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Holo Graphy (AREA)
  • Polyesters Or Polycarbonates (AREA)
PT85804A 1986-09-29 1987-09-28 Processo para a preparacao de substratos polimericos rigidos para discos opticos e de discos opticos obtidos a partir desses substratos PT85804B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8613715A FR2604553A1 (fr) 1986-09-29 1986-09-29 Substrat polymere rigide pour disque optique et les disques optiques obtenus a partir dudit substrat

Publications (2)

Publication Number Publication Date
PT85804A true PT85804A (pt) 1988-10-14
PT85804B PT85804B (pt) 1993-08-31

Family

ID=9339463

Family Applications (1)

Application Number Title Priority Date Filing Date
PT85804A PT85804B (pt) 1986-09-29 1987-09-28 Processo para a preparacao de substratos polimericos rigidos para discos opticos e de discos opticos obtidos a partir desses substratos

Country Status (13)

Country Link
US (1) US4959252A (pt)
EP (1) EP0266279B1 (pt)
JP (1) JPS63118243A (pt)
KR (1) KR930005787B1 (pt)
CN (1) CN1008846B (pt)
AT (1) ATE63179T1 (pt)
BR (1) BR8704985A (pt)
DE (1) DE3769752D1 (pt)
DK (1) DK509887A (pt)
ES (1) ES2022435B3 (pt)
FR (1) FR2604553A1 (pt)
GR (1) GR3002347T3 (pt)
PT (1) PT85804B (pt)

Families Citing this family (90)

* Cited by examiner, † Cited by third party
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US5219708A (en) * 1989-05-02 1993-06-15 Tdk Corporation Optical disk
US5340698A (en) * 1989-05-02 1994-08-23 Tdk Corporation Optical disk
JPH0354742A (ja) * 1989-07-21 1991-03-08 Japan Synthetic Rubber Co Ltd 光ディスク、その製造方法および読み取り方法
US5275903A (en) * 1992-05-07 1994-01-04 Xerox Corporation Modified thermotropic liquid crystalline compositions
JP3872829B2 (ja) * 1995-08-30 2007-01-24 株式会社東芝 着色薄膜パターンの製造方法
US6355198B1 (en) * 1996-03-15 2002-03-12 President And Fellows Of Harvard College Method of forming articles including waveguides via capillary micromolding and microtransfer molding
US6334960B1 (en) 1999-03-11 2002-01-01 Board Of Regents, The University Of Texas System Step and flash imprint lithography
US7432634B2 (en) 2000-10-27 2008-10-07 Board Of Regents, University Of Texas System Remote center compliant flexure device
US6873087B1 (en) 1999-10-29 2005-03-29 Board Of Regents, The University Of Texas System High precision orientation alignment and gap control stages for imprint lithography processes
EP1303792B1 (en) * 2000-07-16 2012-10-03 Board Of Regents, The University Of Texas System High-resolution overlay alignement methods and systems for imprint lithography
JP4740518B2 (ja) 2000-07-17 2011-08-03 ボード・オブ・リージエンツ，ザ・ユニバーシテイ・オブ・テキサス・システム 転写リソグラフィ・プロセスのための自動液体ディスペンス方法およびシステム
KR20030040378A (ko) 2000-08-01 2003-05-22 보드 오브 리전츠, 더 유니버시티 오브 텍사스 시스템 임프린트 리소그래피를 위한 투명한 템플릿과 기판사이의고정확성 갭 및 방향설정 감지 방법
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AU2001297642A1 (en) 2000-10-12 2002-09-04 Board Of Regents, The University Of Texas System Template for room temperature, low pressure micro- and nano-imprint lithography
JP2004512195A (ja) * 2000-10-17 2004-04-22 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 細かい特徴を有する液晶性ポリマーの成形品
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Also Published As

Publication number Publication date
GR3002347T3 (en) 1992-12-30
JPS63118243A (ja) 1988-05-23
DK509887D0 (da) 1987-09-28
KR880004448A (ko) 1988-06-07
ES2022435B3 (es) 1991-12-01
FR2604553A1 (fr) 1988-04-01
PT85804B (pt) 1993-08-31
US4959252A (en) 1990-09-25
CN87106610A (zh) 1988-04-13
EP0266279B1 (fr) 1991-05-02
DE3769752D1 (de) 1991-06-06
ATE63179T1 (de) 1991-05-15
EP0266279A1 (fr) 1988-05-04
DK509887A (da) 1988-03-30
CN1008846B (zh) 1990-07-18
BR8704985A (pt) 1988-05-17
KR930005787B1 (ko) 1993-06-24

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