ATE198342T1 - Verfahren zur herstellung von kontaktlinsen durch reaktionsspritzgiessen - Google Patents

Verfahren zur herstellung von kontaktlinsen durch reaktionsspritzgiessen

Info

Publication number
ATE198342T1
ATE198342T1 AT96302230T AT96302230T ATE198342T1 AT E198342 T1 ATE198342 T1 AT E198342T1 AT 96302230 T AT96302230 T AT 96302230T AT 96302230 T AT96302230 T AT 96302230T AT E198342 T1 ATE198342 T1 AT E198342T1
Authority
AT
Austria
Prior art keywords
injection molding
contact lenses
reaction injection
producing contact
producing
Prior art date
Application number
AT96302230T
Other languages
English (en)
Inventor
Gregory A Hill
Kurt C Frisch
Vahid Sendijarevic
Shaio-Wen Wong
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
Application granted granted Critical
Publication of ATE198342T1 publication Critical patent/ATE198342T1/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
    • B29D11/00038—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
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (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)
AT96302230T 1995-03-31 1996-03-29 Verfahren zur herstellung von kontaktlinsen durch reaktionsspritzgiessen ATE198342T1 (de)

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
ATE198342T1 true ATE198342T1 (de) 2001-01-15

Family

ID=23643934

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96302230T ATE198342T1 (de) 1995-03-31 1996-03-29 Verfahren zur herstellung von kontaktlinsen durch reaktionsspritzgiessen

Country Status (18)

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

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US8147728B2 (en) 2004-04-01 2012-04-03 Novartis Ag Pad transfer printing of silicone hydrogel lenses using colored ink
MXPA06012125A (es) 2004-04-21 2007-01-17 Novartis Ag Tintas de color curables para fabricar lentes de hidrogel de silicona coloreados.
US9248614B2 (en) * 2004-06-30 2016-02-02 Novartis Ag Method for lathing silicone hydrogel lenses
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US7858000B2 (en) * 2006-06-08 2010-12-28 Novartis Ag Method of making silicone hydrogel contact lenses
DE602007007082D1 (de) * 2006-07-12 2010-07-22 Novartis Ag Aktinisch vernetzbare copolymere zur herstellung von kontaktlinsen
AR064286A1 (es) 2006-12-13 2009-03-25 Quiceno Gomez Alexandra Lorena Produccion de dispositivos oftalmicos basados en la polimerizacion por crecimiento escalonado fotoinducida
EP2091979A2 (de) 2006-12-13 2009-08-26 Novartis AG Actinically härtbare silikonhydrogel copolymeren und ihre verwendung
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TWI419719B (zh) 2007-08-31 2013-12-21 Novartis Ag 隱形眼鏡產物
US20090068250A1 (en) * 2007-09-07 2009-03-12 Philippe Gravagna Bioresorbable and biocompatible compounds for surgical use
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US9623614B2 (en) 2010-11-10 2017-04-18 Novartis Ag Method for making contact lenses
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AU2012319183A1 (en) 2011-10-03 2014-05-22 Biomimedica, Inc. Polymeric adhesive for anchoring compliant materials to another surface
WO2013078284A1 (en) 2011-11-21 2013-05-30 Biomimedica, Inc. Systems, devices, and methods for anchoring orthopaedic implants to bone
CN104023958B (zh) 2011-12-31 2017-03-01 诺华股份有限公司 有色接触透镜的制备方法
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
CN108368363B (zh) 2015-12-28 2021-06-22 爱尔康公司 用于制造有色硅酮水凝胶镜片的可固化有色油墨
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TWI859401B (zh) 2020-01-27 2024-10-21 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
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Also Published As

Publication number Publication date
EP0748685A3 (de) 1997-10-01
SG52605A1 (en) 1998-09-28
HUP9600833A2 (en) 1997-01-28
DE69611323T2 (de) 2001-04-26
NZ286251A (en) 1997-08-22
KR960033718A (ko) 1996-10-22
CN1056557C (zh) 2000-09-20
AU5039596A (en) 1996-10-10
HUP9600833A3 (en) 1998-07-28
EP0748685B1 (de) 2000-12-27
US5656210A (en) 1997-08-12
CA2173095A1 (en) 1996-10-01
AU693010B2 (en) 1998-06-18
NO961283D0 (no) 1996-03-29
HU9600833D0 (en) 1996-05-28
DE69611323D1 (de) 2001-02-01
MX9601226A (es) 1997-03-29
JPH08294936A (ja) 1996-11-12
EP0748685A2 (de) 1996-12-18
BR9601202A (pt) 1998-01-06
TW327151B (en) 1998-02-21
IL117586A0 (en) 1996-07-23
NO961283L (no) 1996-10-01
CN1143566A (zh) 1997-02-26
ZA962561B (en) 1997-09-29

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