AU550604B2 - Water absorptive contact lens - Google Patents

Water absorptive contact lens

Info

Publication number
AU550604B2
AU550604B2 AU82681/82A AU8268182A AU550604B2 AU 550604 B2 AU550604 B2 AU 550604B2 AU 82681/82 A AU82681/82 A AU 82681/82A AU 8268182 A AU8268182 A AU 8268182A AU 550604 B2 AU550604 B2 AU 550604B2
Authority
AU
Australia
Prior art keywords
contact lens
water absorptive
absorptive contact
water
lens
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.)
Ceased
Application number
AU82681/82A
Other versions
AU8268182A (en
Inventor
Shinji Kanome
Kazuhiko Nakada
Tatsutoshi Nakajima
Kyoichi Tanaka
Nobuyuki Toyoshima
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.)
Menicon Co Ltd
Original Assignee
Toyo Contact Lens Co Ltd
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
Priority claimed from JP6748581A external-priority patent/JPS57181524A/en
Priority claimed from JP56165224A external-priority patent/JPS5865411A/en
Application filed by Toyo Contact Lens Co Ltd filed Critical Toyo Contact Lens Co Ltd
Publication of AU8268182A publication Critical patent/AU8268182A/en
Application granted granted Critical
Publication of AU550604B2 publication Critical patent/AU550604B2/en
Assigned to MENICON CO., LTD reassignment MENICON CO., LTD Alteration of Name(s) in Register under S187 Assignors: TOYO CONTACT LENS CO. LTD.
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • G02B1/041—Lenses
    • G02B1/043—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
    • B29D11/00076—Production of contact lenses enabling passage of fluids, e.g. oxygen, tears, between the area under the lens and the lens exterior
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/12—Hydrolysis
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • 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
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
    • C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
    • C08F220/282—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing two or more oxygen atoms
    • 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
    • C08F2810/00—Chemical modification of a polymer
    • C08F2810/20—Chemical modification of a polymer leading to a crosslinking, either explicitly or inherently
AU82681/82A 1981-05-01 1982-04-16 Water absorptive contact lens Ceased AU550604B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP56-67485 1981-05-01
JP6748581A JPS57181524A (en) 1981-05-01 1981-05-01 Contact lens and its manufacture
JP56165224A JPS5865411A (en) 1981-10-15 1981-10-15 Production of contact lens
JP56-165224 1981-10-15

Publications (2)

Publication Number Publication Date
AU8268182A AU8268182A (en) 1982-11-04
AU550604B2 true AU550604B2 (en) 1986-03-27

Family

ID=26408703

Family Applications (1)

Application Number Title Priority Date Filing Date
AU82681/82A Ceased AU550604B2 (en) 1981-05-01 1982-04-16 Water absorptive contact lens

Country Status (5)

Country Link
AU (1) AU550604B2 (en)
CA (1) CA1182614A (en)
DE (1) DE3215918C2 (en)
FR (1) FR2505055B1 (en)
GB (1) GB2097952B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU621279B2 (en) * 1986-02-17 1992-03-12 Commonwealth Scientific And Industrial Research Organisation Implantable materials

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4801740A (en) * 1983-06-03 1989-01-31 Minnesota Mining And Manufacturing Company Acrylate and methacrylate monomers and polymers
US4536554A (en) * 1984-02-22 1985-08-20 Barnes-Hind, Inc. Hydrophilic polymers and contact lenses made therefrom
US4836884A (en) * 1986-02-17 1989-06-06 Telectronics N.V. Implantable materials
EP0374752B1 (en) * 1988-12-19 1995-01-25 Ciba-Geigy Ag Hydrogels based on monomers containing fluor and saccharide
US5214452A (en) * 1988-12-19 1993-05-25 Ciba-Geigy Corporation Hydrogels based on fluorine-containing and saccharide monomers
EP0417235A1 (en) * 1989-03-28 1991-03-20 Ciba-Geigy Ag Hydrogels based on sugar alcohol monomers
JPH04501882A (en) * 1989-09-14 1992-04-02 チヤン，シン―シウン Flexible gas permeable contact lenses with improved clinical performance
GB9616959D0 (en) * 1996-08-13 1996-09-25 Hydron Ltd Process for preparing a polymer
GB2348879B (en) * 1999-04-16 2004-03-31 Hydron Ltd Process
GB2348878B (en) * 1999-04-16 2004-02-18 Hydron Ltd Process
EP2472326A1 (en) * 2010-12-31 2012-07-04 Rohm and Haas Electronic Materials LLC Polymers, photoresist compositions and methods of forming photolithographic patterns
EP2472324A1 (en) * 2010-12-31 2012-07-04 Rohm and Haas Electronic Materials LLC Monomers, polymers, photoresist compositions and methods of forming photolithographic patterns
EP3067381A1 (en) * 2015-03-12 2016-09-14 Basf Se Coated silicon surfaces, their manufacture and application

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT260515B (en) * 1963-06-12 1968-03-11 Ceskoslovenska Akademie Ved Process for the manufacture of contact lenses
US4056496A (en) * 1972-10-02 1977-11-01 Corneal Sciences, Inc. Hydrogels and articles made therefrom
JPS543738B2 (en) * 1974-05-27 1979-02-26
US4123408A (en) * 1976-11-26 1978-10-31 American Optical Corporation Hydrogel contact lens
US4123407A (en) * 1976-11-26 1978-10-31 American Optical Corporation Hydrophilic contact lens
US4182802A (en) * 1977-12-27 1980-01-08 Samuel Loshaek Hydrophilic polymers and contact lenses of high water content
GB2036765B (en) * 1978-11-30 1983-01-19 Global Vision Ltd Soft contact lenses
JPS5590507A (en) * 1978-12-29 1980-07-09 Kureha Chem Ind Co Ltd High molecular substance having sugar in side chain and preparation thereof
US4267295A (en) * 1979-02-09 1981-05-12 Syntex (U.S.A.) Inc. Polymeric compositions and hydrogels formed therefrom
CA1187645A (en) * 1981-01-12 1985-05-21 Kyoichi Tanaka Contact lens and process for preparing the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU621279B2 (en) * 1986-02-17 1992-03-12 Commonwealth Scientific And Industrial Research Organisation Implantable materials

Also Published As

Publication number Publication date
DE3215918C2 (en) 1986-04-17
FR2505055A1 (en) 1982-11-05
AU8268182A (en) 1982-11-04
FR2505055B1 (en) 1986-01-03
DE3215918A1 (en) 1982-12-02
GB2097952B (en) 1985-02-13
GB2097952A (en) 1982-11-10
CA1182614A (en) 1985-02-19

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired