DE2954547C2 - - Google Patents
Info
- Publication number
- DE2954547C2 DE2954547C2 DE2954547A DE2954547A DE2954547C2 DE 2954547 C2 DE2954547 C2 DE 2954547C2 DE 2954547 A DE2954547 A DE 2954547A DE 2954547 A DE2954547 A DE 2954547A DE 2954547 C2 DE2954547 C2 DE 2954547C2
- Authority
- DE
- Germany
- Prior art keywords
- methyl
- contact lens
- itaconate
- weight
- monomer
- 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
Links
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F230/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal
- C08F230/04—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing a metal
- C08F230/08—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing a metal containing silicon
-
- 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
-
- 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
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/923—Ethylenic monomers containing at least one salt group
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Eyeglasses (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Graft Or Block Polymers (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Description
Dimethylitakonat
Phenylitakonat
Diphenylitakonat
Methyl-Phenylitakonat
Methylphenylacrylat
Phenylmethacrylat
Cyclohexylmethacrylat
Diethylenglykoldiacrylat oder -dimethacrylat,
Tetraethylenglycoldiacrylat oder -dimethacrylat,
Polyethylenglycoldiacrylat oder -dimethacrylat,
Trimethylolpropantriacrylat oder -trimethacrylat,
Bisphenol-A-diacrylat oder -dimethacrylat,
ethoxyliertes Bisphenol-A-diacrylat oder -dimethacrylat,
Pentaerythrit-tri- und Tetraacrylat oder -methacrylat,
Tetramethylendiacrylat oder -dimethacrylat,
Methylenbisacrylamid oder -methacrylamid,
Dimethylenbisacrylamid oder -methacrylamid,
N,N′-Dihydroxyethylenbisacrylamid oder -methacrylamid,
Hexamethylenbisacrylamid oder -methacrylamid,
Decamethylenbisacrylamid oder -methacrylamid,
Divinylbenzol.
N-Vinylpyrrolidon,
Acrylamid,
Methacrylamid,
Glycerylacrylat oder -methacrylat,
2-Hydroxypropylacrylat oder -methacrylat,
Polyethylenglycolmonoacrylat oder -methacrylat.
2-,4-, und 2-Methyl-5-vinylpyridin,
2-,4-, und 2-Methyl-5-vinylpyridiniumchlorid und -methylsulfat,
N-(3-Methacrylamidopropyl)-N,N-dimethylamin,
N-(3-Methacrylamidopropyl)-N,N,N-trimethylammoniumchlorid,
1-Vinyl- und 2-methyl-1-vinylimidazol,
1-Vinyl- und 2-methyl-1-vinylimidazoliumchlorid und -methylsulfat,
N-(3-Acrylamid-3-methylbutyl)-N,N-dimethylamin,
N-(3-Acrylamid-3-methylbutyl)-N,N,N-trimethylammoniumschlorid,
N-(3-Methylacryloyloxy-2-hydroxylpropyl)-N,N,N- trimethylammoniumchlorid,
Diallyldimethylammoniumchlorid und -methylsulfat.
Methacrylsäure,
Natriumacrylat und -methacrylat,
Vinylsulfonsäure,
Natriumvinylsulfonat,
p-Styrolsulfonsäure,
Natrium-p-styrolsulfonat,
2-Methacryloyloxyethylsulfonsäure,
3-Methycryloyloxy-2-hydroxypropylsulfonsäure,
2-Acrylamid-2-methylpropansulfonsäure,
Allylsulfonsäure,
2-Phosphatoethylmethacrylat.
4,4′-Azo-bis-(4-cyanopentansäure)
t-Butylperoctoat,
Benzoylperoxyd,
Lauroylperoxyd,
Methylethylketonperoxyd,
Diisopropylperoxydcarbonat.
Claims (6)
- a) 30 bis 80 Gew.-% eines Siloxanylalkylestermonomers der allgemeinen Formel worin R₁ Wasserstoff oder Methyl bedeutet, a eine ganze Zahl von 1 bis 3 bedeutet, b und c ganze Zahlen von 0 bis 2, d eine ganze Zahl von 0 bis 1, A Methyl- oder Phenylgruppen, R₂ Methyl- oder Phenylgruppen, R₃ und R₄ entweder keine Gruppe (zyklischer Ring von c zu d) oder Methyl- oder Phenylgruppen bedeuten;
- b) 1 bis 60 Gew.-% eines Esters eines C₁ bis C₂₀ einwertigen oder mehrwertigen Alkanols oder Phenols mit Acryl- und/oder Metacrylsäure,
- c) 0,1 bis 10 Gew.-% eines Vernetzungsmittels und
- d) 1 bis 20 Gew.-% eines hydrophilen Monomeren, um dem Kontaktlinsenmaterial an der Oberfläche hydrophile Eigenschaften zu verleihen,
- e) 5 bis 60 Gew.-% eines Mono- oder Diesters der Itakonsäure eingesetzt worden sind.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/878,163 US4152508A (en) | 1978-02-15 | 1978-02-15 | Silicone-containing hard contact lens material |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2954547C2 true DE2954547C2 (de) | 1988-10-13 |
Family
ID=25371508
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19792902324 Granted DE2902324A1 (de) | 1978-02-15 | 1979-01-22 | Silikonenthaltendes, hartes kontaktlinsenmaterial |
DE2954547A Expired DE2954547C2 (de) | 1978-02-15 | 1979-01-22 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19792902324 Granted DE2902324A1 (de) | 1978-02-15 | 1979-01-22 | Silikonenthaltendes, hartes kontaktlinsenmaterial |
Country Status (7)
Country | Link |
---|---|
US (1) | US4152508A (de) |
JP (2) | JPS54118455A (de) |
AU (1) | AU520158B2 (de) |
CA (1) | CA1102485A (de) |
DE (2) | DE2902324A1 (de) |
FR (1) | FR2417782B1 (de) |
GB (1) | GB2014591B (de) |
Families Citing this family (94)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4330383A (en) * | 1978-07-18 | 1982-05-18 | Polymer Technology Corporation | Dimensionally stable oxygen permeable hard contact lens material and method of manufacture |
US4826889A (en) * | 1978-07-18 | 1989-05-02 | Polymer Technology, Corp. | Dimensionally stable oxygen permeable hard contact lens material and method of manufacture |
US4216303A (en) * | 1979-01-26 | 1980-08-05 | George F. Tsuetaki | Oxygen-permeable contact lens compositions, methods and articles of manufacture |
US4246389A (en) * | 1979-06-25 | 1981-01-20 | American Optical Corporation | Contact lens composition having increased oxygen permeability |
US4242483A (en) * | 1979-08-13 | 1980-12-30 | Novicky Nick N | Oxygen permeable hard and semi-hard contact lens compositions, methods and articles of manufacture |
US4280759A (en) * | 1980-04-14 | 1981-07-28 | Neefe Charles W | Permeable wettable contact lens |
US4306042A (en) * | 1980-09-02 | 1981-12-15 | Neefe Russell A | Method of making a contact lens material with increased oxygen permeability |
US4341889A (en) * | 1981-02-26 | 1982-07-27 | Bausch & Lomb Incorporated | Polysiloxane composition and biomedical devices |
US4355147A (en) * | 1981-02-26 | 1982-10-19 | Bausch & Lomb Incorporated | Polysiloxane with polycyclic modifier composition and biomedical devices |
US4581184A (en) * | 1981-11-09 | 1986-04-08 | Precision-Cosmet Co., Inc. | Oxygen permeable lens |
US4395496A (en) * | 1981-11-16 | 1983-07-26 | Uco Optics, Inc. | Cured cellulose ester, method of curing same, and use thereof |
WO1983001777A1 (en) * | 1981-11-18 | 1983-05-26 | Tsuetaki George F | Improved oxygen permeable hard and semi-hard contact lens compositions, methods and articles of manufacture |
US4826936A (en) * | 1981-12-04 | 1989-05-02 | Polymer Technology Corp. | Silicone-containing contact lens material and contact lenses made thereof |
US4424328A (en) * | 1981-12-04 | 1984-01-03 | Polymer Technology Corporation | Silicone-containing contact lens material and contact lenses made thereof |
DE3203655A1 (de) * | 1982-02-03 | 1983-08-11 | Polymer Technology Corp., 01887 Wilmington, Mass. | Verfahren zur herstellung von dimensionsstabilen kontaktlinsenmaterialien |
US4550139A (en) * | 1982-03-22 | 1985-10-29 | Petrarch Systems, Inc. | Mixtures of polyacrylate resins and siloxane-styrene copolymers |
US4478981A (en) * | 1982-03-22 | 1984-10-23 | Petrarch Systems Inc. | Mixtures of polyacrylate resins and siloxane carbonate copolymers |
US4463149A (en) * | 1982-03-29 | 1984-07-31 | Polymer Technology Corporation | Silicone-containing contact lens material and contact lenses made thereof |
JPS5928127A (ja) * | 1982-08-07 | 1984-02-14 | Shin Etsu Chem Co Ltd | 酸素透過性硬質コンタクトレンズ |
US4419505A (en) * | 1982-07-14 | 1983-12-06 | Paragon Optical, Inc. | Contact lens composition, article and method of manufacture |
JPS5919918A (ja) * | 1982-07-27 | 1984-02-01 | Hoya Corp | 酸素透過性ハ−ドコンタクトレンズ |
GB2127422B (en) * | 1982-08-27 | 1987-02-25 | Contact Lenses | Prostheses contact lenses and polymers therefor |
EP0108886A3 (de) * | 1982-09-20 | 1984-11-14 | Ciba-Geigy Ag | Silikone enthaltende Materialien für harte Kontaktlinsen mit verbesserter Durchlässigkeit für Oxygen |
US4486577A (en) * | 1982-10-12 | 1984-12-04 | Ciba-Geigy Corporation | Strong, silicone containing polymers with high oxygen permeability |
US4535138A (en) * | 1982-11-01 | 1985-08-13 | Paragon Optical, Inc. | Silane ester contact lens composition, article and method of manufacture |
US4487905A (en) * | 1983-03-14 | 1984-12-11 | Dow Corning Corporation | Wettable silicone resin optical devices and curable compositions therefor |
US4508884A (en) * | 1983-05-25 | 1985-04-02 | Coopervision, Inc. | Oxygen permeable hard contact lens |
JPS60130714A (ja) * | 1983-12-19 | 1985-07-12 | Nippon Contact Lens Seizo Kk | コンタクトレンズ材料 |
US4645811A (en) * | 1984-04-02 | 1987-02-24 | Oculus Contact Lens Company | Material used for optical devices |
DE3440652A1 (de) * | 1984-11-07 | 1986-05-07 | Schott Glaswerke, 6500 Mainz | Optische formkoerper |
CA1295941C (en) | 1985-08-16 | 1992-02-18 | Rajan Bawa | Sustained-release formulation comprising a hydrophobic polymer system |
US4668506A (en) * | 1985-08-16 | 1987-05-26 | Bausch & Lomb Incorporated | Sustained-release formulation containing and amino acid polymer |
US4713244A (en) * | 1985-08-16 | 1987-12-15 | Bausch & Lomb Incorporated | Sustained-release formulation containing an amino acid polymer with a lower alkyl (C1 -C4) polar solvent |
US4996275A (en) * | 1985-10-11 | 1991-02-26 | Polymer Technology Corporation | Fluorine containing polymeric compositions useful in contact lenses |
US4690993A (en) * | 1985-11-25 | 1987-09-01 | Alcon Laboratories, Inc. | p-(2-Hydroxy hexafluoroisopropyl) styrene [HFIS] monomer for ophthalmic applications |
US4633003A (en) * | 1985-11-25 | 1986-12-30 | Alcon Laboratories, Inc. | Siloxane monomers for ophthalmic applications |
US5415816A (en) | 1986-01-28 | 1995-05-16 | Q2100, Inc. | Method for the production of plastic lenses |
US6730244B1 (en) * | 1986-01-28 | 2004-05-04 | Q2100, Inc. | Plastic lens and method for the production thereof |
US6201037B1 (en) | 1986-01-28 | 2001-03-13 | Ophthalmic Research Group International, Inc. | Plastic lens composition and method for the production thereof |
US5364256A (en) * | 1986-01-28 | 1994-11-15 | Ophthalmic Research Group International, Inc. | Apparatus for the production of plastic lenses |
US5529728A (en) * | 1986-01-28 | 1996-06-25 | Q2100, Inc. | Process for lens curing and coating |
DE3750703T2 (de) * | 1986-03-25 | 1995-03-30 | Nippon Oils & Fats Co Ltd | Transparenter optischer Gegenstand und Verfahren zu seiner Herstellung. |
DE3708308A1 (de) * | 1986-04-10 | 1987-10-22 | Bayer Ag | Kontaktoptische gegenstaende |
DE3630793A1 (de) * | 1986-09-10 | 1988-03-24 | Basf Lacke & Farben | Silylgruppen enthaltendes verzweigtes polymerisat, verfahren zu seiner herstellung, ueberzugsmittel auf basis des polymerisats sowie deren verwendung |
US4861840A (en) * | 1986-12-03 | 1989-08-29 | Barnes-Hind, Inc. | Novel siloxanyl acrylic monomer and gas-permeable contact lenses made therefrom |
US4820747A (en) * | 1987-06-18 | 1989-04-11 | Ocular Technologies, Inc. | Gas permeable contact lens and method and materials for its manufacture |
US4812598A (en) * | 1987-06-18 | 1989-03-14 | Ocular Technologies, Inc. | Gas permeable contact lens and method and materials for its manufacture |
US4983699A (en) * | 1989-01-03 | 1991-01-08 | Ppg Industries, Inc. | Silylated addition polymers with pendant ionic moieties |
US5055602A (en) * | 1989-05-02 | 1991-10-08 | Bausch & Lomb Incorporated | Polymerizable dye |
FR2646930B1 (fr) * | 1989-05-12 | 1993-04-09 | Essilor Int | Procede de realisation d'un element diffractif, utilisable notamment dans la fabrication de lentilles optiques artificielles, et lentilles ainsi obtenues |
US5032658A (en) * | 1989-10-17 | 1991-07-16 | Polymer Technology Corporation | Polymeric compositions useful in oxygen permeable contact lenses |
US5177168A (en) * | 1989-10-17 | 1993-01-05 | Polymer Technology Corp. | Polymeric compositions useful in oxygen permeable contact lenses |
US4997897A (en) * | 1990-04-03 | 1991-03-05 | Bausch & Lomb Incorporated | Polymerizable dye |
US5057578A (en) * | 1990-04-10 | 1991-10-15 | E. I. Du Pont De Nemours And Company | Silicone-containing block copolymers and macromonomers |
US5244981A (en) * | 1990-04-10 | 1993-09-14 | Permeable Technologies, Inc. | Silicone-containing contact lens polymers, oxygen permeable contact lenses and methods for making these lenses and treating patients with visual impairment |
US5019628A (en) * | 1990-04-10 | 1991-05-28 | E. I. Du Pont De Nemours And Company | Silicone containing acrylic star polymers |
US5314960A (en) * | 1990-04-10 | 1994-05-24 | Permeable Technologies, Inc. | Silicone-containing polymers, oxygen permeable hydrophilic contact lenses and methods for making these lenses and treating patients with visual impairment |
US5296305A (en) * | 1990-05-11 | 1994-03-22 | Esslior International (Compagnie Generale D'optique) | Method of fabricating a lens made of transparent polymer with modulated refracting index |
US5371147A (en) * | 1990-10-11 | 1994-12-06 | Permeable Technologies, Inc. | Silicone-containing acrylic star polymers, block copolymers and macromonomers |
GB9023498D0 (en) | 1990-10-29 | 1990-12-12 | Biocompatibles Ltd | Soft contact lens material |
EP0571526B1 (de) * | 1991-02-14 | 1997-04-02 | S.C. JOHNSON & SON, INC. | Polymermischungen |
US5260000A (en) * | 1992-08-03 | 1993-11-09 | Bausch & Lomb Incorporated | Process for making silicone containing hydrogel lenses |
US5505205A (en) * | 1993-01-08 | 1996-04-09 | Hewlett-Packard Company | Interface element for medical ultrasound transducer |
US5256751A (en) * | 1993-02-08 | 1993-10-26 | Vistakon, Inc. | Ophthalmic lens polymer incorporating acyclic monomer |
US5346976A (en) * | 1993-03-29 | 1994-09-13 | Polymer Technology Corporation | Itaconate copolymeric compositions for contact lenses |
US5514214A (en) * | 1993-09-20 | 1996-05-07 | Q2100, Inc. | Eyeglass lens and mold spin coater |
US5843346A (en) * | 1994-06-30 | 1998-12-01 | Polymer Technology Corporation | Method of cast molding contact lenses |
US5529727A (en) * | 1994-07-20 | 1996-06-25 | Bausch & Lomb Incorporated | Method of treating contact lenses |
US5760100B1 (en) | 1994-09-06 | 2000-11-14 | Ciba Vision Corp | Extended wear ophthalmic lens |
US7468398B2 (en) | 1994-09-06 | 2008-12-23 | Ciba Vision Corporation | Extended wear ophthalmic lens |
US6022498A (en) * | 1996-04-19 | 2000-02-08 | Q2100, Inc. | Methods for eyeglass lens curing using ultraviolet light |
US6280171B1 (en) | 1996-06-14 | 2001-08-28 | Q2100, Inc. | El apparatus for eyeglass lens curing using ultraviolet light |
JP4103175B2 (ja) * | 1998-05-20 | 2008-06-18 | 東レ株式会社 | 眼用レンズ用ポリマーの製造法 |
FR2779839B1 (fr) * | 1998-06-10 | 2003-06-06 | Saint Gobain Vitrage | Systeme electrocommandable a proprietes optiques variables |
BR0114212A (pt) | 2000-09-19 | 2003-12-23 | Bausch & Lomb Incoporated | Método para tratar a superfìcie de um dispositivo médico |
JP2004516347A (ja) | 2000-12-19 | 2004-06-03 | ボシュ・アンド・ロム・インコーポレイテッド | シルセスキオキサンモノマーを含有する重合体医用材料 |
US20060004165A1 (en) * | 2004-06-30 | 2006-01-05 | Phelan John C | Silicone hydrogels with lathability at room temperature |
US20060130881A1 (en) * | 2004-12-21 | 2006-06-22 | Sanjay Rastogi | Method of cleaning optical tools for making contact lens molds using super-cooled fluids |
WO2006069207A1 (en) * | 2004-12-22 | 2006-06-29 | Bausch & Lomb Incorporated | Pre-polymer extraction using a super-cooled fluid |
US20070132120A1 (en) * | 2005-12-08 | 2007-06-14 | Bausch & Lomb Incorporated | Preferential release of an ophthalmic lens using a super-cooled fluid |
US20070132119A1 (en) * | 2005-12-08 | 2007-06-14 | Bausch & Lomb Incorporated | Use of a super-cooled fluid in the manufacture of contact lenses |
US20070132125A1 (en) * | 2005-12-08 | 2007-06-14 | Bausch & Lomb Incorporated | Use of a super-cooled fluid in lens processing |
US20070132121A1 (en) * | 2005-12-08 | 2007-06-14 | Bausch & Lomb Incorporated | Method of cleaning molds using super-cooled fluids |
US7622512B2 (en) * | 2005-12-21 | 2009-11-24 | Bausch & Lomb Incorporated | Cationic hydrophilic siloxanyl monomers |
US7799888B2 (en) * | 2007-04-27 | 2010-09-21 | Gelest, Inc. | Low molecular weight siloxanes with one functional group |
US7828432B2 (en) * | 2007-05-25 | 2010-11-09 | Synergeyes, Inc. | Hybrid contact lenses prepared with expansion controlled polymeric materials |
US8037415B1 (en) | 2007-09-21 | 2011-10-11 | United Services Automobile Association (Usaa) | Systems, methods, and computer readable media for managing a hosts file |
US7732546B2 (en) * | 2007-10-03 | 2010-06-08 | Bausch & Lomb Incorporated | Use of silylated sulfonate monomers to improve contact lens wettability |
JP5795736B2 (ja) * | 2008-10-03 | 2015-10-14 | モーメンティブ・パフォーマンス・マテリアルズ・インク | 親水性シリコーンモノマー、それらの調製方法およびそれを含有する薄膜 |
US20130202551A1 (en) * | 2010-06-14 | 2013-08-08 | Kohsuke Satake | Ionic compound, composition, cured material, hydrogel and ophthalmic lens |
JP5805420B2 (ja) * | 2011-03-31 | 2015-11-04 | 旭化成ケミカルズ株式会社 | オルガノポリシロキサンを用いた熱硬化性樹脂組成物、光半導体用封止材、半導体用ダイボンド材、光半導体パッケージ、光半導体 |
JP2016512566A (ja) * | 2013-01-31 | 2016-04-28 | モーメンティブ・パフォーマンス・マテリアルズ・インク | 水溶性シリコーン材料 |
US8877882B1 (en) | 2013-10-04 | 2014-11-04 | Rochal Industries Llp | Non-self-adherent coating materials |
TW201918524A (zh) * | 2017-10-31 | 2019-05-16 | 鴻海精密工業股份有限公司 | 硬性透氧性眼用鏡片材料及硬性透氧性眼用鏡片 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3808178A (en) * | 1972-06-16 | 1974-04-30 | Polycon Laboratories | Oxygen-permeable contact lens composition,methods and article of manufacture |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1495381B2 (de) * | 1963-09-07 | 1971-06-24 | Czeskoslovenska akademie ved , Prag | Verfahren zur herstellung von kontaktlinsen oder kontakt linsenrohlingen aus quellfaehigen hydrogelen |
US3488215A (en) * | 1968-06-21 | 1970-01-06 | Nat Patent Dev Corp | Nonfogging transparent material |
CA983230A (en) * | 1972-01-03 | 1976-02-10 | Lawrence Stark | Physiologically compatible plastic contact lenses and a method for their production |
-
1978
- 1978-02-15 US US05/878,163 patent/US4152508A/en not_active Expired - Lifetime
- 1978-10-31 CA CA315,602A patent/CA1102485A/en not_active Expired
-
1979
- 1979-01-22 DE DE19792902324 patent/DE2902324A1/de active Granted
- 1979-01-22 DE DE2954547A patent/DE2954547C2/de not_active Expired
- 1979-01-29 FR FR7902244A patent/FR2417782B1/fr not_active Expired
- 1979-01-30 GB GB7903222A patent/GB2014591B/en not_active Expired
- 1979-02-05 AU AU43947/79A patent/AU520158B2/en not_active Expired
- 1979-02-15 JP JP1671879A patent/JPS54118455A/ja active Granted
-
1989
- 1989-10-09 JP JP1263771A patent/JPH02147613A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3808178A (en) * | 1972-06-16 | 1974-04-30 | Polycon Laboratories | Oxygen-permeable contact lens composition,methods and article of manufacture |
Also Published As
Publication number | Publication date |
---|---|
GB2014591B (en) | 1982-06-16 |
FR2417782B1 (fr) | 1985-07-19 |
AU4394779A (en) | 1979-08-23 |
GB2014591A (en) | 1979-08-30 |
DE2902324A1 (de) | 1979-08-23 |
FR2417782A1 (fr) | 1979-09-14 |
US4152508A (en) | 1979-05-01 |
JPS54118455A (en) | 1979-09-13 |
JPH0219925B2 (de) | 1990-05-07 |
JPH0340060B2 (de) | 1991-06-17 |
CA1102485A (en) | 1981-06-02 |
JPH02147613A (ja) | 1990-06-06 |
AU520158B2 (en) | 1982-01-14 |
DE2902324C2 (de) | 1987-08-20 |
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