ES2129589T3 - Estructura de molde aislada para moldeo de discos opticos por inyeccion. - Google Patents

Estructura de molde aislada para moldeo de discos opticos por inyeccion.

Info

Publication number
ES2129589T3
ES2129589T3 ES94305687T ES94305687T ES2129589T3 ES 2129589 T3 ES2129589 T3 ES 2129589T3 ES 94305687 T ES94305687 T ES 94305687T ES 94305687 T ES94305687 T ES 94305687T ES 2129589 T3 ES2129589 T3 ES 2129589T3
Authority
ES
Spain
Prior art keywords
optical discs
insert
injection
mold
mold structure
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.)
Expired - Lifetime
Application number
ES94305687T
Other languages
English (en)
Inventor
Bang Mo Kim
Matthew Frank Niemeyer
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of ES2129589T3 publication Critical patent/ES2129589T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • B29C45/2632—Stampers; Mountings thereof
    • 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
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/34—Feeding the material to the mould or the compression means
    • B29C2043/3433—Feeding the material to the mould or the compression means using dispensing heads, e.g. extruders, placed over or apart from the moulds
    • 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
    • B29C45/2632—Stampers; Mountings thereof
    • B29C2045/2634—Stampers; Mountings thereof mounting layers between stamper and mould or on the rear surface of the stamper
    • B29C2045/2636—Stampers; Mountings thereof mounting layers between stamper and mould or on the rear surface of the stamper insulating layers
    • 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
    • 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
    • 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
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/81—Sound record

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)

Abstract

SE PRESENTA UN INSERTO PARA UN MOLDE AISLADO (12) PARA EL MOLDEO POR INYECCION DE DISCOS COMPACTOS Y DE DISCOS OPTICOS. EL INSERTO DEL MOLDE (12) SE ENCUENTRA COLOCADO DE FORMA EXTRAIBLE EN LA CAVIDAD DEL MOLDE DETRAS DE LA MATRIZ (20). EL INSERTO DEL MOLDE (12) TIENE UNA CAPA AISLANTE (24) QUE RETIENE EL CALOR DE LA SUPERFICIE DE MOLDEO CON LO AUMENTA LA SUAVIDAD DE LA SUPERFICIE DE LA PIEZA MOLDEADA. EL INSERTO (12) PUEDE TENER UNA SUPERFICIE METALICA QUE ENTRA EN CONTACTO CON EL LADO POSTERIOR DE LA MATRIZ (20).
ES94305687T 1993-08-31 1994-08-01 Estructura de molde aislada para moldeo de discos opticos por inyeccion. Expired - Lifetime ES2129589T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/114,540 US5458818A (en) 1993-08-31 1993-08-31 Insulated mold structure for injection molding of optical disks

Publications (1)

Publication Number Publication Date
ES2129589T3 true ES2129589T3 (es) 1999-06-16

Family

ID=22355870

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94305687T Expired - Lifetime ES2129589T3 (es) 1993-08-31 1994-08-01 Estructura de molde aislada para moldeo de discos opticos por inyeccion.

Country Status (5)

Country Link
US (1) US5458818A (es)
EP (1) EP0640458B1 (es)
JP (1) JP3066254B2 (es)
DE (1) DE69417972T2 (es)
ES (1) ES2129589T3 (es)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6276656B1 (en) * 1992-07-14 2001-08-21 Thermal Wave Molding Corp. Mold for optimizing cooling time to form molded article
JPH06246797A (ja) * 1992-12-28 1994-09-06 Nippon Steel Chem Co Ltd 成形品外観へのヒケ防止方法および射出成形用金型
US5866025A (en) * 1994-11-30 1999-02-02 Asahi Kasei Kogyo Kabushiki Kaisha Mold for synthetic resin molding
JP2955224B2 (ja) * 1995-12-28 1999-10-04 花王株式会社 光ディスク用基板の製造方法
GB9601289D0 (en) * 1996-01-23 1996-03-27 Nimbus Manufacturing Uk Limite Manufacture of optical data storage disc
JP3002418B2 (ja) * 1996-03-22 2000-01-24 株式会社精工技研 光ディスク成形用金型装置
JPH1064127A (ja) * 1996-08-19 1998-03-06 Matsushita Electric Ind Co Ltd 光ディスクの成形方法および成形装置
US5893998A (en) * 1997-02-21 1999-04-13 Sony Corporation Boundary apparatus for optical component molding
TW474866B (en) * 1997-03-31 2002-02-01 Kuraray Co Process for producing resin molded article and mold used in the process
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
US6165407A (en) * 1997-05-28 2000-12-26 Mitsubishi Engineering-Plastics Corp. Mold assembly for molding thermoplastic resin and method of manufacturing molded article of thermoplastic resin
US5897814A (en) * 1997-06-13 1999-04-27 General Electric Company Method for injection molding of optical discs
TW412743B (en) * 1997-10-22 2000-11-21 Kuraray Co Method for manufacture eximer laser disk
US6146558A (en) 1998-05-01 2000-11-14 General Electric Company Structure and method for molding optical disks
TW476958B (en) * 1999-02-09 2002-02-21 Ricoh Kk Optical disk and method of producing the same
US6464485B1 (en) * 1999-06-24 2002-10-15 Pioneer Corporation Ultrasonic injection mold for an optical disk
US6372175B1 (en) 1999-09-17 2002-04-16 General Electric Company Resin pellets for injection molding
JP2001176537A (ja) * 1999-12-21 2001-06-29 Toto Ltd 固体電解質型燃料電池
EP1174235A4 (en) * 2000-02-25 2003-03-05 Teijin Ltd PROCESS FOR HOLDING POLYCARBONATE PELLETS
DE10027209A1 (de) * 2000-05-31 2001-12-20 Remaplan Anlagenbau Gmbh Verfahren zum Spritzpressen eines Formkörpers
JP2003014938A (ja) * 2001-04-12 2003-01-15 Mitsubishi Engineering Plastics Corp 透明樹脂製の導光板及びその成形方法、入れ子、金型組立体、並びに、面状光源装置
US7018572B2 (en) * 2001-06-11 2006-03-28 General Electric Company Method for producing data storage media
US6787071B2 (en) * 2001-06-11 2004-09-07 General Electric Company Method and apparatus for producing data storage media
JP2004001301A (ja) * 2002-05-31 2004-01-08 Sumitomo Heavy Ind Ltd 金型及びその製造方法
JP4057385B2 (ja) * 2002-09-27 2008-03-05 株式会社リコー プラスチック成形品の成形方法および射出成形用金型
DE10359321A1 (de) * 2003-12-17 2005-07-28 Unaxis Balzers Ag Glanzgradeinstellung
JPWO2005099992A1 (ja) 2004-03-31 2007-08-16 住友重機械工業株式会社 ディスク成形用金型、成形品、成形機及び盤状部材
KR100697210B1 (ko) * 2005-02-25 2007-03-21 스미도모쥬기가이고교 가부시키가이샤 디스크 성형용 금형, 성형품, 성형기 및 반상부재
JP4694287B2 (ja) * 2005-07-07 2011-06-08 ノア・テクノロジーズ・インターナショナル株式会社 成形用金型
KR100998865B1 (ko) * 2006-04-20 2010-12-08 스미도모쥬기가이고교 가부시키가이샤 수지성형장치 및 수지성형방법
JP4717699B2 (ja) * 2006-04-21 2011-07-06 三菱化学メディア株式会社 ディスク成形金型、鏡面盤及び鏡面盤の製造方法
JP4750681B2 (ja) * 2006-12-07 2011-08-17 住友重機械工業株式会社 断熱金型、金型部品、成形機及び断熱金型の製造方法
TW200826093A (en) * 2006-12-08 2008-06-16 Daxon Technology Inc Optical disk mold and method of forming the same
KR101273591B1 (ko) * 2007-01-22 2013-06-11 삼성전자주식회사 사출성형장치
JP5228352B2 (ja) * 2007-03-29 2013-07-03 コニカミノルタアドバンストレイヤー株式会社 光学素子成形用金型、光学素子成形用金型作成方法及び光学素子の製造方法
JP5211597B2 (ja) * 2007-09-13 2013-06-12 株式会社リコー 断熱構造を有するスタンパの製造方法
US8337192B2 (en) 2008-01-30 2012-12-25 The Boeing Company Thermally efficient tooling for composite component manufacturing
EP3352965A1 (en) 2015-09-25 2018-08-01 SABIC Global Technologies B.V. Method of molding using mold inserts and apparatus therefor
DK201870129A1 (en) * 2018-02-27 2019-10-01 Lego A/S Process for manufacturing a mold component for injection molding

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2319477A1 (fr) * 1975-08-01 1977-02-25 Plastic Omnium Cie Nouveau procede de moulage de corps en matiere plastique, dispositif pour la mise en oeuvre de ce procede et produit obtenu a l'aide de ce procede
US4225109A (en) * 1978-07-06 1980-09-30 Osaka City & Taiyo Manufacturing Works Co., Ltd. Insulated metal mold
JPH0662752B2 (ja) * 1984-08-24 1994-08-17 三菱化成株式会社 光情報材料
JPS625824A (ja) * 1985-07-02 1987-01-12 Matsushita Electric Ind Co Ltd デイスク基板の製造方法
JPS6231801A (ja) * 1985-08-02 1987-02-10 Teijin Chem Ltd 光学用成形品
JPS62180541A (ja) * 1986-02-03 1987-08-07 Seiko Epson Corp 射出成形用スタンパ
JPH0692530B2 (ja) * 1986-03-06 1994-11-16 三菱化成株式会社 光デイスク用ポリカ−ボネ−ト樹脂組成物
JPS6371325A (ja) * 1986-09-12 1988-03-31 Matsushita Electric Ind Co Ltd デイスク基板製造装置とその製造方法
JPH0675888B2 (ja) * 1986-11-28 1994-09-28 ソニー株式会社 デイスクの射出成形方法
US4774315A (en) * 1986-12-23 1988-09-27 General Electric Company Copoly isophthalate carbonate end-capped with paracumylphenol
US4902735A (en) * 1987-06-03 1990-02-20 Idemitsu Petrochemical Co., Ltd. High impact resistant polycarbonate and process for producing said polycarbonate
JPH0727662B2 (ja) * 1987-08-27 1995-03-29 出光石油化学株式会社 光ディスク基板
EP0335214B1 (en) * 1988-03-28 1993-12-08 Idemitsu Petrochemical Co. Ltd. Polycarbonate
US5064597A (en) * 1988-03-30 1991-11-12 General Electric Company Method of compression molding on hot surfaces
WO1989010829A1 (en) * 1988-05-06 1989-11-16 Baresich Frank J Method of molding plastic and mold therefor
US5068065A (en) * 1990-07-31 1991-11-26 Galic Maus Ventures Faster cycling sprue method and apparatus for injection molding plastic optical disks
US5368789A (en) * 1990-09-28 1994-11-29 Canon Kabushiki Kaisha Method for forming substrate sheet for optical recording medium
EP0489335A1 (en) * 1990-12-03 1992-06-10 General Electric Company Insulated mold structure with multilayered metal skin
NL9100366A (nl) * 1991-02-28 1992-09-16 Philips & Du Pont Optical Werkwijze voor het vervaardigen van een schijfvormige informatiedrager, informatiedrager vervaardigd volgens de werkwijze en inrichting voor het uitvoeren van de werkwijze.

Also Published As

Publication number Publication date
EP0640458A1 (en) 1995-03-01
JPH07178774A (ja) 1995-07-18
US5458818A (en) 1995-10-17
DE69417972D1 (de) 1999-05-27
JP3066254B2 (ja) 2000-07-17
DE69417972T2 (de) 1999-10-21
EP0640458B1 (en) 1999-04-21

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