TW376518B - Preparation of a recording carrier - Google Patents

Preparation of a recording carrier

Info

Publication number
TW376518B
TW376518B TW087114714A TW87114714A TW376518B TW 376518 B TW376518 B TW 376518B TW 087114714 A TW087114714 A TW 087114714A TW 87114714 A TW87114714 A TW 87114714A TW 376518 B TW376518 B TW 376518B
Authority
TW
Taiwan
Prior art keywords
homopolymer
copolymer
information recording
optical information
disc
Prior art date
Application number
TW087114714A
Other languages
English (en)
Inventor
Michael Stefan Cholod
Donald Richard Hone
David Henry Stone
Original Assignee
Atochem Elf Sa
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 Atochem Elf Sa filed Critical Atochem Elf Sa
Application granted granted Critical
Publication of TW376518B publication Critical patent/TW376518B/zh

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
    • B29D17/005—Producing optically read record carriers, e.g. optical discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • 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
    • 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/263—Preparing and using a stamper, e.g. pressing or injection molding 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or discs
    • B29L2017/005—CD''s, DVD''s
    • 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
    • G11B7/258—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 reflective layers
    • G11B7/2585—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 reflective layers based on aluminium
    • 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
    • G11B7/258—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 reflective layers
    • G11B7/2595—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 reflective layers based on gold
    • 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam
    • 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
    • Y10T428/21—Circular sheet or circular blank

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
TW087114714A 1997-06-17 1998-09-04 Preparation of a recording carrier TW376518B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4984597P 1997-06-17 1997-06-17

Publications (1)

Publication Number Publication Date
TW376518B true TW376518B (en) 1999-12-11

Family

ID=21962052

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087114714A TW376518B (en) 1997-06-17 1998-09-04 Preparation of a recording carrier

Country Status (22)

Country Link
US (1) US6261660B1 (zh)
EP (1) EP1011959A1 (zh)
JP (1) JP2002504256A (zh)
KR (1) KR20010013811A (zh)
CN (1) CN1267254A (zh)
AU (1) AU754682B2 (zh)
BG (1) BG104019A (zh)
BR (1) BR9810752A (zh)
CA (1) CA2294370A1 (zh)
HU (1) HUP0003099A2 (zh)
IL (1) IL133491A0 (zh)
IS (1) IS5292A (zh)
MY (1) MY132977A (zh)
NO (1) NO996248D0 (zh)
NZ (1) NZ501660A (zh)
PL (1) PL337440A1 (zh)
RU (1) RU2191695C2 (zh)
TR (1) TR199903113T2 (zh)
TW (1) TW376518B (zh)
UA (1) UA48311C2 (zh)
WO (1) WO1998057799A1 (zh)
YU (1) YU68499A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2866342B1 (fr) * 2004-02-17 2006-04-28 Arkema Disques moules pour supports d'enregistrement d'informations a base de copolymeres blocs nanostructures

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0008543B1 (en) * 1978-08-28 1984-05-09 Discovision Associates Method for moulding a videodisc composition
US5080945A (en) * 1982-12-30 1992-01-14 Daicel Chemical Industries, Ltd. Large-capacity-memory disk
JPS6286301A (ja) 1985-10-11 1987-04-20 Mitsubishi Rayon Co Ltd 光学式情報記録体用基材
US5146438A (en) * 1990-05-30 1992-09-08 E. I. Du Pont De Nemours & Co. Method of making double-sided magneto-optical disks having reduced birefringence
US5400317A (en) * 1993-04-01 1995-03-21 Balzers Aktiengesellschaft Method of coating a workpiece of a plastic material by a metal layer
US5510408A (en) * 1993-05-31 1996-04-23 Kuraray Co., Ltd. Methacrylic resin composition and method for production thereof
US5549941A (en) * 1993-10-29 1996-08-27 Atohaas Bolding C.V. Craze resistant transparent sheet
JPH08132496A (ja) * 1994-11-10 1996-05-28 Mitsubishi Rayon Co Ltd 複屈折に優れた光ディスク成形基板の製造方法及びこの成形基板を用いて得られる光ディスク
GB9424971D0 (en) 1994-12-10 1995-02-08 At & T Global Inf Solution Document authentication system
JPH0948827A (ja) 1995-08-08 1997-02-18 Kuraray Co Ltd 光ディスク用メタクリル樹脂
US5777034A (en) * 1995-12-28 1998-07-07 Rohm And Haas Company Methacrylate resin blends

Also Published As

Publication number Publication date
IL133491A0 (en) 2001-04-30
YU68499A (sh) 2001-07-10
UA48311C2 (uk) 2002-08-15
WO1998057799A1 (en) 1998-12-23
HUP0003099A2 (hu) 2001-06-28
BG104019A (bg) 2000-11-30
NO996248L (no) 1999-12-16
AU754682B2 (en) 2002-11-21
CA2294370A1 (en) 1998-12-23
KR20010013811A (ko) 2001-02-26
AU8111098A (en) 1999-01-04
JP2002504256A (ja) 2002-02-05
RU2191695C2 (ru) 2002-10-27
MY132977A (en) 2007-10-31
EP1011959A1 (en) 2000-06-28
PL337440A1 (en) 2000-08-14
IS5292A (is) 1999-12-10
NZ501660A (en) 2001-02-23
CN1267254A (zh) 2000-09-20
US6261660B1 (en) 2001-07-17
TR199903113T2 (xx) 2000-06-21
BR9810752A (pt) 2000-08-15
NO996248D0 (no) 1999-12-16

Similar Documents

Publication Publication Date Title
DE60021067D1 (de) Polycarbonate optischer qualität mit verringerter statischer aufladung und verfahren zu ihrer herstellung
WO1992009421A3 (en) Mold materials for silicone containing lens materials
DK0688655T3 (da) Forbedret svingindretning til emneudtagelse
AU2002319141A1 (en) Polyamide moulding compounds for producing optical lenses
DE69607613D1 (de) Schlagzähmodifizierte (meth)acrylpolymere
CA2363071A1 (en) Injection molding process for neutral and acid-group containing (meth)acrylate copolymers
MY124962A (en) High refractive index thermoplastic polyphosphonates
NZ500163A (en) Injection moulding
HK1068361A1 (en) Novel polymer blends
CA2015375A1 (en) Injection process for long fiber-containing resin
TW376518B (en) Preparation of a recording carrier
EP0657503A3 (en) Polyesters modified by fluorine with improved processability.
EP0492562A3 (en) Plural liquid pack type heat curable polyisocyanate-glycidyl acrylate compound resinous composition and process for producing shaped resin article therefrom
CA2406244A1 (en) Injection molding machine
GR3001262T3 (en) Stiff polymer substrate for use as a magnetic-registration carrier, and magnetic disc obtained from this substrate
HK1007293A1 (en) Multi-cavity injection molding apparatus for optical disk substrates
RU2000101006A (ru) Способ изготовления носителя для записи информации
Yuasa et al. Plastic Moulding for High Recording Density Disk
ATE363372T1 (de) Spritzgiessformzusammenbau
Kudo et al. Method of Moulding a Disc Shaped Substrate for an Optical Information Carrier
JPS5787934A (en) Manufacture of high-molecular material-made wheel having grease storage part at middle part of axle insertion hole
JPS5413593A (en) Phenolic resin composition
JPS5245683A (en) Improved process for preparing acrylonitrile polymer melts
Altendorfer et al. Laminated Structures of Injection Moulded Parts From Semicrystalline Polypropylene
Raleigh Irish moulding influx threat