DE2900270C2 - - Google Patents

Info

Publication number
DE2900270C2
DE2900270C2 DE2900270A DE2900270A DE2900270C2 DE 2900270 C2 DE2900270 C2 DE 2900270C2 DE 2900270 A DE2900270 A DE 2900270A DE 2900270 A DE2900270 A DE 2900270A DE 2900270 C2 DE2900270 C2 DE 2900270C2
Authority
DE
Germany
Prior art keywords
groups
ionic
polymer
contact lens
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.)
Expired
Application number
DE2900270A
Other languages
German (de)
English (en)
Other versions
DE2900270A1 (de
Inventor
Edward Joseph Rowley Mass. Us Ellis
Joseph Charles Marblehead Mass. Us Salamone
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.)
Polymer Technology Corp
Original Assignee
Polymer Technology Corp
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 Polymer Technology Corp filed Critical Polymer Technology Corp
Publication of DE2900270A1 publication Critical patent/DE2900270A1/de
Application granted granted Critical
Publication of DE2900270C2 publication Critical patent/DE2900270C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/74—Synthetic polymeric materials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0048—Eye, e.g. artificial tears
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L12/00—Methods or apparatus for disinfecting or sterilising contact lenses; Accessories therefor
    • A61L12/08—Methods or apparatus for disinfecting or sterilising contact lenses; Accessories therefor using chemical substances
    • 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
    • B29D11/00865—Applying coatings; tinting; colouring
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/04—Contact lenses for the eyes
    • 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
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/08—Cellulose derivatives
    • C08J2301/26—Cellulose ethers
    • C08J2301/28—Alkyl ethers

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Surface Treatment Of Optical Elements (AREA)
DE19792900270 1978-01-05 1979-01-04 Kontaktlinse mit hydrophiler beschichtung Granted DE2900270A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US05/867,136 US4168112A (en) 1978-01-05 1978-01-05 Contact lens with a hydrophilic, polyelectrolyte complex coating and method for forming same
US06/051,961 US4321261A (en) 1978-01-05 1979-06-25 Ionic ophthalmic solutions
AU90670/82A AU567665B2 (en) 1978-01-05 1982-11-17 Hydrophilic contact lens coating solution

Publications (2)

Publication Number Publication Date
DE2900270A1 DE2900270A1 (de) 1979-07-19
DE2900270C2 true DE2900270C2 (enExample) 1989-05-11

Family

ID=36764310

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2954522A Expired DE2954522C2 (enExample) 1978-01-05 1979-01-04
DE19792900270 Granted DE2900270A1 (de) 1978-01-05 1979-01-04 Kontaktlinse mit hydrophiler beschichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE2954522A Expired DE2954522C2 (enExample) 1978-01-05 1979-01-04

Country Status (7)

Country Link
US (2) US4168112A (enExample)
JP (2) JPS54116947A (enExample)
AU (2) AU527065B2 (enExample)
CA (1) CA1152259A (enExample)
DE (2) DE2954522C2 (enExample)
FR (1) FR2414207B1 (enExample)
GB (1) GB2012070B (enExample)

Families Citing this family (142)

* Cited by examiner, † Cited by third party
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GB2012070A (en) 1979-07-18
GB2012070B (en) 1982-07-07
AU527065B2 (en) 1983-02-17
CA1152259A (en) 1983-08-23
AU4316979A (en) 1979-07-12
FR2414207A1 (fr) 1979-08-03
AU9067082A (en) 1983-05-12
US4168112A (en) 1979-09-18
US4321261A (en) 1982-03-23
DE2900270A1 (de) 1979-07-19
AU567665B2 (en) 1987-12-03
JPH0261017B2 (enExample) 1990-12-18
JPS54116947A (en) 1979-09-11
FR2414207B1 (fr) 1985-07-19
DE2954522C2 (enExample) 1989-03-02
JPS63246718A (ja) 1988-10-13
JPS6339882B2 (enExample) 1988-08-08

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