IL117586A0 - Reaction injection molding as a process to prepare contact lenses - Google Patents

Reaction injection molding as a process to prepare contact lenses

Info

Publication number
IL117586A0
IL117586A0 IL11758696A IL11758696A IL117586A0 IL 117586 A0 IL117586 A0 IL 117586A0 IL 11758696 A IL11758696 A IL 11758696A IL 11758696 A IL11758696 A IL 11758696A IL 117586 A0 IL117586 A0 IL 117586A0
Authority
IL
Israel
Prior art keywords
injection molding
contact lenses
reaction injection
prepare contact
prepare
Prior art date
Application number
IL11758696A
Other languages
English (en)
Original Assignee
Johnson & Johnson Vision Prod
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 Johnson & Johnson Vision Prod filed Critical Johnson & Johnson Vision Prod
Publication of IL117586A0 publication Critical patent/IL117586A0/xx

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
    • B29D11/02—Artificial eyes from organic plastic material
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
    • C08G18/637—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers characterised by the in situ polymerisation of the compounds having carbon-to-carbon double bonds in a reaction mixture of saturated polymers and isocyanates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
    • C08G18/6685—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3225 or polyamines of C08G18/38
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/02—Polyureas
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G02B1/043—Contact lenses
    • 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
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses
    • B29L2011/0041—Contact lenses
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2120/00—Compositions for reaction injection moulding processes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2270/00—Compositions for creating interpenetrating networks
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/04—Polymer mixtures characterised by other features containing interpenetrating networks
    • 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
    • Y10S525/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S525/903—Interpenetrating network

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Eyeglasses (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IL11758696A 1995-03-31 1996-03-20 Reaction injection molding as a process to prepare contact lenses IL117586A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/415,000 US5656210A (en) 1995-03-31 1995-03-31 Reaction injection molding as a process to prepare contact lenses

Publications (1)

Publication Number Publication Date
IL117586A0 true IL117586A0 (en) 1996-07-23

Family

ID=23643934

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11758696A IL117586A0 (en) 1995-03-31 1996-03-20 Reaction injection molding as a process to prepare contact lenses

Country Status (18)

Country Link
US (1) US5656210A (xx)
EP (1) EP0748685B1 (xx)
JP (1) JPH08294936A (xx)
KR (1) KR960033718A (xx)
CN (1) CN1056557C (xx)
AT (1) ATE198342T1 (xx)
AU (1) AU693010B2 (xx)
BR (1) BR9601202A (xx)
CA (1) CA2173095A1 (xx)
DE (1) DE69611323T2 (xx)
HU (1) HUP9600833A3 (xx)
IL (1) IL117586A0 (xx)
MX (1) MX9601226A (xx)
NO (1) NO961283L (xx)
NZ (1) NZ286251A (xx)
SG (1) SG52605A1 (xx)
TW (1) TW327151B (xx)
ZA (1) ZA962561B (xx)

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US6479587B1 (en) * 1997-09-16 2002-11-12 Novartis Ag Crosslinkable polyurea polymers
US6382946B1 (en) * 1998-04-01 2002-05-07 Dtl Technology Limited Partnership Molding multi-layered articles using coinjection techniques
DE1095076T1 (de) * 1998-07-08 2002-04-04 Sunsoft Corp Ineinandergreifendes polymernetzwerk aus hydrophilen hydrogelen für kontaktlinsen
US6241918B1 (en) 1998-12-28 2001-06-05 Johnson & Johnson Vision Care, Inc. Process of manufacturing contact lenses in ambient environment
US6943348B1 (en) * 1999-10-19 2005-09-13 Masimo Corporation System for detecting injection holding material
FR2809736A1 (fr) * 2000-05-31 2001-12-07 Corning Sa Preparation d'une composition stable de monomeres copolymerisables radicalairement, renfermant au moins un monomere a fonction(s) uree
ATE317758T1 (de) * 2001-01-24 2006-03-15 Novartis Pharma Gmbh Verfahren zur herstellung von linsen
CA2371965C (en) * 2001-02-23 2010-07-06 Johnson & Johnson Vision Care, Inc. Colorants for use in tinted contact lenses and methods for their production
US6939486B2 (en) * 2002-06-25 2005-09-06 Bausch & Lomb Incorporated Apparatus and method for making intraocular lenses
US7186442B2 (en) * 2003-06-11 2007-03-06 Sika Technology Ag Constrained layer damper
US7977430B2 (en) * 2003-11-25 2011-07-12 Novartis Ag Crosslinkable polyurea prepolymers
DE602004015240D1 (de) * 2004-02-27 2008-09-04 Insa Inst Nat Des Sciences App Verfahren und Vorrichtung zur Herstellung von einer optischen Linse
US8147728B2 (en) 2004-04-01 2012-04-03 Novartis Ag Pad transfer printing of silicone hydrogel lenses using colored ink
DK1756625T3 (da) 2004-04-21 2014-08-11 Novartis Ag Hærdbart farvet blæk til fremstilling af farvede silikonehydrogel-linser
US9248614B2 (en) * 2004-06-30 2016-02-02 Novartis Ag Method for lathing silicone hydrogel lenses
US7857849B2 (en) * 2004-10-05 2010-12-28 The Board Of Trustees Of The Leland Stanford Junior Iniversity Artificial corneal implant
US20090088846A1 (en) 2007-04-17 2009-04-02 David Myung Hydrogel arthroplasty device
FR2886574B1 (fr) * 2005-06-06 2009-07-10 Essilor Int Moule et procede de moulage, notamment par moulage par injection reactive, en particulier d'un element optique en materiau polymere
US7858000B2 (en) * 2006-06-08 2010-12-28 Novartis Ag Method of making silicone hydrogel contact lenses
WO2008008752A2 (en) 2006-07-12 2008-01-17 Novartis Ag Actinically crosslinkable copolymers for manufacturing contact lenses
AR064286A1 (es) 2006-12-13 2009-03-25 Quiceno Gomez Alexandra Lorena Produccion de dispositivos oftalmicos basados en la polimerizacion por crecimiento escalonado fotoinducida
CA2671740C (en) 2006-12-13 2015-08-11 Novartis Ag Actinically curable silicone hydrogel copolymers and uses thereof
US20080150178A1 (en) * 2006-12-21 2008-06-26 Celeste Aguado High intensity UV mold pretreatment
MY147130A (en) 2007-05-18 2012-10-31 Coopervision Int Holding Co Lp Thermal curing methods and systems for forming contact lenses
TWI551305B (zh) 2007-08-31 2016-10-01 諾華公司 相對黏稠封裝溶液之用途
US20090068250A1 (en) * 2007-09-07 2009-03-12 Philippe Gravagna Bioresorbable and biocompatible compounds for surgical use
US20090155958A1 (en) * 2007-12-13 2009-06-18 Boris Kolodin Robust die bonding process for led dies
US20120209396A1 (en) 2008-07-07 2012-08-16 David Myung Orthopedic implants having gradient polymer alloys
KR20110040969A (ko) 2008-08-05 2011-04-20 바이오미메디카, 인코포레이티드 폴리우레탄-그라프트된 하이드로겔
CA2808528A1 (en) 2010-08-27 2012-03-01 Biomimedica, Inc. Hydrophobic and hydrophilic interpenetrating polymer networks derived from hydrophobic polymers and methods of preparing the same
US9623614B2 (en) 2010-11-10 2017-04-18 Novartis Ag Method for making contact lenses
JP6097221B2 (ja) 2010-12-14 2017-03-15 ノバルティス アーゲー カラーコンタクトレンズ
CA2885996A1 (en) 2011-10-03 2013-04-11 Biomimedica, Inc. Polymeric adhesive for anchoring compliant materials to another surface
US9114024B2 (en) 2011-11-21 2015-08-25 Biomimedica, Inc. Systems, devices, and methods for anchoring orthopaedic implants to bone
MY171175A (en) 2011-12-31 2019-09-30 Alcon Inc Colored contact lenses and method of making the same
CN104023959B (zh) 2011-12-31 2016-08-03 诺华股份有限公司 具有识别标记的接触透镜
GB201207481D0 (en) 2012-04-26 2012-06-13 Zephyros Inc Applying flowable materials to synthetic substrates
US11077228B2 (en) 2015-08-10 2021-08-03 Hyalex Orthopaedics, Inc. Interpenetrating polymer networks
WO2017115167A1 (en) 2015-12-28 2017-07-06 Novartis Ag Curable colored inks for making colored silicone hydrogel lenses
EP3583176B1 (en) 2017-02-16 2020-12-16 Momentive Performance Materials Inc. Ionically modified silicones, compositions, and medical devices formed therefrom
US10869950B2 (en) 2018-07-17 2020-12-22 Hyalex Orthopaedics, Inc. Ionic polymer compositions
US11584097B2 (en) 2019-05-28 2023-02-21 Alcon Inc. Method for making opaque colored silicone hydrogel contact lenses
WO2021124120A1 (en) 2019-12-19 2021-06-24 Alcon Inc. Cosmetic contact lens for color blindness
TW202142576A (zh) 2020-01-27 2021-11-16 新加坡商科萊博新加坡私人有限公司 光化可交聯的聚矽氧烷－聚甘油嵌段共聚物及其製造和使用方法
CN117413217A (zh) 2021-04-29 2024-01-16 爱尔康公司 有色美化光致变色接触镜片
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Also Published As

Publication number Publication date
BR9601202A (pt) 1998-01-06
NO961283L (no) 1996-10-01
AU5039596A (en) 1996-10-10
AU693010B2 (en) 1998-06-18
TW327151B (en) 1998-02-21
KR960033718A (ko) 1996-10-22
ZA962561B (en) 1997-09-29
JPH08294936A (ja) 1996-11-12
ATE198342T1 (de) 2001-01-15
EP0748685A3 (en) 1997-10-01
CN1056557C (zh) 2000-09-20
DE69611323T2 (de) 2001-04-26
US5656210A (en) 1997-08-12
SG52605A1 (en) 1998-09-28
MX9601226A (es) 1997-03-29
DE69611323D1 (de) 2001-02-01
NO961283D0 (no) 1996-03-29
EP0748685B1 (en) 2000-12-27
HU9600833D0 (en) 1996-05-28
CN1143566A (zh) 1997-02-26
HUP9600833A3 (en) 1998-07-28
EP0748685A2 (en) 1996-12-18
NZ286251A (en) 1997-08-22
HUP9600833A2 (en) 1997-01-28
CA2173095A1 (en) 1996-10-01

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