AU6222094A - Mould for manufacturing disc-shaped information carriers - Google Patents

Mould for manufacturing disc-shaped information carriers

Info

Publication number
AU6222094A
AU6222094A AU62220/94A AU6222094A AU6222094A AU 6222094 A AU6222094 A AU 6222094A AU 62220/94 A AU62220/94 A AU 62220/94A AU 6222094 A AU6222094 A AU 6222094A AU 6222094 A AU6222094 A AU 6222094A
Authority
AU
Australia
Prior art keywords
mould
information carriers
shaped information
manufacturing disc
disc
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.)
Abandoned
Application number
AU62220/94A
Inventor
Petrus Johannus Frederik Joseph Van Hout
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.)
ICT AXXICON BV
Original Assignee
ICT AXXICON BV
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 ICT AXXICON BV filed Critical ICT AXXICON BV
Publication of AU6222094A publication Critical patent/AU6222094A/en
Abandoned legal-status Critical Current

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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/37—Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings
    • 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
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/1742—Mounting of moulds; Mould supports
    • B29C2045/1746—Mounting of moulds; Mould supports using magnetic means
    • 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
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2905/00—Use of metals, their alloys or their compounds, as mould material
    • B29K2905/08—Transition metals
    • B29K2905/12—Iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2909/00—Use of inorganic materials not provided for in groups B29K2803/00 - B29K2807/00, as mould material
    • B29K2909/02—Ceramics

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
AU62220/94A 1993-03-05 1994-03-07 Mould for manufacturing disc-shaped information carriers Abandoned AU6222094A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL9300401 1993-03-05
NL9300401 1993-03-05
PCT/NL1994/000056 WO1994020288A1 (en) 1993-03-05 1994-03-07 Mould for manufacturing disc-shaped information carriers

Publications (1)

Publication Number Publication Date
AU6222094A true AU6222094A (en) 1994-09-26

Family

ID=19862137

Family Applications (1)

Application Number Title Priority Date Filing Date
AU62220/94A Abandoned AU6222094A (en) 1993-03-05 1994-03-07 Mould for manufacturing disc-shaped information carriers

Country Status (2)

Country Link
AU (1) AU6222094A (en)
WO (1) WO1994020288A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1281040B1 (en) * 1995-11-21 1998-02-11 Carello Spa MOLD FOR INJECTION MOLDING OF OPTICAL PARTS OF MOTOR VEHICLE LIGHTING DEVICES.
NL1005502C2 (en) * 1997-03-12 1998-09-15 Ict Axxicon Bv Die for manufacturing disc-shaped objects.
EP0872331A1 (en) * 1997-04-16 1998-10-21 Matsushita Electric Industrial Co., Ltd. Stamper protecting layer for optical disk molding apparatus, optical disk molding apparatus and optical disk molding method using the stamper protecting layer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62181118A (en) * 1986-02-05 1987-08-08 Showa Denko Kk Mold for molding
DE3712128A1 (en) * 1987-04-10 1988-10-27 Opt Engineering Ag MOLDING INSERT WITH SCRATCH-RESISTANT POLISHED SURFACE, IN PARTICULAR FOR CASTING AND INJECTION MOLDING TOOLS, AND THEIR USE IN THE PRODUCTION OF PLASTIC PARTS, ESPECIALLY SUCH WITH OPTICAL SURFACE SURFACES
JPS63295474A (en) * 1987-05-27 1988-12-01 Hitachi Metals Ltd Mold for molding plastic disk
US4793953A (en) * 1987-10-16 1988-12-27 Galic/Maus Ventures Mold for optical thermoplastic high-pressure molding
JPH02111516A (en) * 1988-10-20 1990-04-24 Toshiba Corp Injection mold
JPH04205936A (en) * 1990-11-30 1992-07-28 Hitachi Ltd Formed medium for transfer and production thereof

Also Published As

Publication number Publication date
WO1994020288A1 (en) 1994-09-15

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