ATE163593T1 - Verfahren zum herstellen von plastikformen und verfahren zum giessen von kontaktlinsen - Google Patents

Verfahren zum herstellen von plastikformen und verfahren zum giessen von kontaktlinsen

Info

Publication number
ATE163593T1
ATE163593T1 AT93916594T AT93916594T ATE163593T1 AT E163593 T1 ATE163593 T1 AT E163593T1 AT 93916594 T AT93916594 T AT 93916594T AT 93916594 T AT93916594 T AT 93916594T AT E163593 T1 ATE163593 T1 AT E163593T1
Authority
AT
Austria
Prior art keywords
contact lenses
plastic molds
making plastic
casting contact
casting
Prior art date
Application number
AT93916594T
Other languages
English (en)
Inventor
William J Appleton
Kenneth L Opdyke
Jeffrey Vandewinckel
George L Wickes
Original Assignee
Bausch & Lomb
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 Bausch & Lomb filed Critical Bausch & Lomb
Application granted granted Critical
Publication of ATE163593T1 publication Critical patent/ATE163593T1/de

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
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/0048—Moulds for lenses
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
    • B29C33/3857—Manufacturing moulds, e.g. shaping the mould surface by machining by making impressions of one or more parts of models, e.g. shaped articles and including possible subsequent assembly of the parts
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40—Plastics, e.g. foam or rubber
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/42—Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
    • 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
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • 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
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/757—Moulds, cores, dies
    • 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
    • Y10S425/808—Lens mold

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Eyeglasses (AREA)
AT93916594T 1992-09-29 1993-06-17 Verfahren zum herstellen von plastikformen und verfahren zum giessen von kontaktlinsen ATE163593T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US95342592A 1992-09-29 1992-09-29

Publications (1)

Publication Number Publication Date
ATE163593T1 true ATE163593T1 (de) 1998-03-15

Family

ID=25493977

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93916594T ATE163593T1 (de) 1992-09-29 1993-06-17 Verfahren zum herstellen von plastikformen und verfahren zum giessen von kontaktlinsen

Country Status (13)

Country Link
US (3) US5456864A (de)
EP (1) EP0662877B1 (de)
KR (1) KR100259225B1 (de)
CN (1) CN1047554C (de)
AT (1) ATE163593T1 (de)
AU (1) AU4639293A (de)
CA (1) CA2145683C (de)
DE (1) DE69317293T2 (de)
ES (1) ES2114613T3 (de)
HK (1) HK1009642A1 (de)
MX (1) MX9305990A (de)
TW (1) TW294624B (de)
WO (1) WO1994007684A1 (de)

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US5545366A (en) * 1994-06-10 1996-08-13 Lust; Victor Molding arrangement to achieve short mold cycle time and method of molding
US5861114A (en) * 1994-06-10 1999-01-19 Johnson&Johnson Vision Products, Inc. Method of manufacturing complex optical designs in soft contact lenses
US5804107A (en) * 1994-06-10 1998-09-08 Johnson & Johnson Vision Products, Inc. Consolidated contact lens molding
US7468398B2 (en) 1994-09-06 2008-12-23 Ciba Vision Corporation Extended wear ophthalmic lens
US5760100B1 (en) 1994-09-06 2000-11-14 Ciba Vision Corp Extended wear ophthalmic lens
US5716540A (en) * 1996-02-09 1998-02-10 Johnson & Johnson Vision Products, Inc. Apparatus and method for producing center gated lens molds for contact lens manufacture
US6432511B1 (en) * 1997-06-06 2002-08-13 International Business Machines Corp. Thermoplastic adhesive preform for heat sink attachment
EP0993364B1 (de) * 1997-06-30 2002-08-21 Bausch & Lomb Incorporated Verfahren zum spritzgiessen einer asymmetrischen kontakt-linse
US6036873A (en) * 1997-11-26 2000-03-14 Eastman Kodak Company Process for generating precision polished non-plannar aspherical surfaces
AU737389B2 (en) 1998-01-16 2001-08-16 Bausch & Lomb Incorporated Toric axis alignment machine and method
ID23894A (id) * 1998-03-17 2000-05-25 Bausch & Lomb Metoda pencetakan lensa-lensa kontak
JPH11320571A (ja) * 1998-05-15 1999-11-24 Menicon Co Ltd 眼用レンズの成形型及びその製造方法並びにそれを用いた眼用レンズの製造法
US6592356B1 (en) 1999-05-05 2003-07-15 Johnson & Johnson Vision Care, Inc. Mold, molding system and molding machine for making ophthalmic devices
US6609041B1 (en) * 1999-05-05 2003-08-19 Johnson & Johnson Vision Care, Inc. Method and system for SKU tracking and changeover
TW416010B (en) * 1999-07-16 2000-12-21 Hubblevision Co Ltd Method in manufacturing a reverse reflection board and pin elements for producing the reverse reflection board
US6467903B1 (en) 2000-03-31 2002-10-22 Ocular Sciences, Inc. Contact lens having a uniform horizontal thickness profile
US7628485B2 (en) 2000-03-31 2009-12-08 Coopervision International Holding Company, Lp Contact lens having a uniform horizontal thickness profile
US6923538B2 (en) * 2000-07-06 2005-08-02 Coopervision, Inc. Method for cast moulding contact lenses with a rounded edge form
US6861123B2 (en) * 2000-12-01 2005-03-01 Johnson & Johnson Vision Care, Inc. Silicone hydrogel contact lens
US6586499B2 (en) * 2000-12-19 2003-07-01 Bausch & Lomb Incorporated Water-soluble blocking wax formulation
ATE405414T1 (de) * 2001-10-11 2008-09-15 Coopervision Int Holding Co Lp Einsatz und verfahren zum giessformen von kontaktlinsen mit einer abgerundeten randform
US20030164565A1 (en) * 2002-03-04 2003-09-04 O'brien Keith T. Method of fabricating an injection mold insert for molding lens molds
KR20100119802A (ko) 2002-08-16 2010-11-10 존슨 앤드 존슨 비젼 케어, 인코포레이티드 콘택트 렌즈 제조용 금형
KR100602730B1 (ko) * 2002-09-06 2006-07-20 주식회사 씨엘웍스 금형에 의한 소프트콘택트렌즈 제조방법
US20040119174A1 (en) * 2002-12-19 2004-06-24 Hofmann Gregory J. Method for forming ophthalmic lenses using reusable molds
US20050074616A1 (en) * 2003-10-02 2005-04-07 John Harchanko Lithographic method for forming mold inserts and molds
US20060130881A1 (en) * 2004-12-21 2006-06-22 Sanjay Rastogi Method of cleaning optical tools for making contact lens molds using super-cooled fluids
DE602007009201D1 (de) * 2006-02-01 2010-10-28 Novartis Ag Polieren von optischen werkzeugen (original formstücken) für abformverfahren mit zweiteiligen formen
US20100164128A1 (en) * 2007-04-26 2010-07-01 Enns John B Lithographic method for forming mold inserts and molds
DE102007045155A1 (de) * 2007-09-20 2009-04-02 Evonik Röhm Gmbh Anordnung des Antriebs bei einem Entgasungsextruder
US20090121370A1 (en) * 2007-10-26 2009-05-14 Bausch & Lomb Incorporated Molds for Production of Ophthalmic Devices
US8262952B2 (en) * 2007-10-31 2012-09-11 Bausch & Lomb Incorporated Molds for production of ophthalmic devices
US7434299B1 (en) 2007-11-28 2008-10-14 Sandia Corporation Methods for the precise locating and forming of arrays of curved features into a workpiece
CN101903150A (zh) * 2007-12-20 2010-12-01 诺瓦提斯公司 铸塑成型隐形眼镜的方法
US7802883B2 (en) 2007-12-20 2010-09-28 Johnson & Johnson Vision Care, Inc. Cosmetic contact lenses having a sparkle effect
US20090160075A1 (en) * 2007-12-21 2009-06-25 Simpson Michael J Methods for fabricating customized intraocular lenses
US20100109176A1 (en) 2008-11-03 2010-05-06 Chris Davison Machined lens molds and methods for making and using same
SG172188A1 (en) * 2008-12-18 2011-07-28 Novartis Ag Reusable lens molds, methods of use thereof and ophthalmic lenses
JP2013542089A (ja) * 2010-07-30 2013-11-21 クーパーヴィジョン インターナショナル ホウルディング カンパニー リミテッド パートナーシップ ビニルアルコールコポリマーで作成された眼科学デバイス成型用の型、その中で成型された眼科学デバイス、および関連する方法
NL2006921C2 (nl) * 2011-06-09 2012-12-11 Innovalens B V Gietmal voor het vervaardigen van contactlenzen of intra-oculaire lenzen.
IT202000000586A1 (it) * 2020-01-14 2021-07-14 Leonardo Vision S R L Procedimento di realizzazione di uno stampo di formatura, e relativo stampo
CN112297477B (zh) * 2020-11-11 2022-07-15 温州唐风宋雨实业有限公司 一种金胶混合雕刻眼镜的制作方法
EP4247628A1 (de) * 2020-11-17 2023-09-27 Alcon Inc. Formeinheit zum formen von ophthalmischen linsen

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Also Published As

Publication number Publication date
MX9305990A (es) 1995-01-31
ES2114613T3 (es) 1998-06-01
CA2145683C (en) 1999-03-30
CN1088155A (zh) 1994-06-22
HK1009642A1 (en) 1999-06-04
KR100259225B1 (ko) 2000-06-15
US5620717A (en) 1997-04-15
CN1047554C (zh) 1999-12-22
TW294624B (de) 1997-01-01
EP0662877B1 (de) 1998-03-04
EP0662877A1 (de) 1995-07-19
DE69317293D1 (de) 1998-04-09
US5951934A (en) 1999-09-14
WO1994007684A1 (en) 1994-04-14
US5456864A (en) 1995-10-10
DE69317293T2 (de) 1998-07-09
AU4639293A (en) 1994-04-26
CA2145683A1 (en) 1994-04-14

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