CH621562A5 - Process for preparing a copolymer and use thereof for producing mouldings, in particular contact lenses - Google Patents

Process for preparing a copolymer and use thereof for producing mouldings, in particular contact lenses Download PDF

Info

Publication number
CH621562A5
CH621562A5 CH1407173A CH1407173A CH621562A5 CH 621562 A5 CH621562 A5 CH 621562A5 CH 1407173 A CH1407173 A CH 1407173A CH 1407173 A CH1407173 A CH 1407173A CH 621562 A5 CH621562 A5 CH 621562A5
Authority
CH
Switzerland
Prior art keywords
lenses
copolymer
hema
monomer
methacrylate
Prior art date
Application number
CH1407173A
Other languages
German (de)
English (en)
Inventor
William L Mancini
Donald R Korb
Miguel F Refojo
Original Assignee
Syntex Inc
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 Syntex Inc filed Critical Syntex Inc
Publication of CH621562A5 publication Critical patent/CH621562A5/de

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
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/08—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing solids as carriers or diluents
    • A01N25/10—Macromolecular compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K6/00—Preparations for dentistry
    • A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
    • A61K6/884—Preparations for artificial teeth, for filling teeth or for capping teeth comprising natural or synthetic resins
    • A61K6/887—Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/401—Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
    • B01D71/4011—Polymethylmethacrylate
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Zoology (AREA)
  • Agronomy & Crop Science (AREA)
  • Plant Pathology (AREA)
  • Plastic & Reconstructive Surgery (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pest Control & Pesticides (AREA)
  • Environmental Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Dentistry (AREA)
  • Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Eyeglasses (AREA)
  • Materials For Medical Uses (AREA)
  • Polymerisation Methods In General (AREA)
CH1407173A 1972-10-02 1973-10-02 Process for preparing a copolymer and use thereof for producing mouldings, in particular contact lenses CH621562A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29401972A 1972-10-02 1972-10-02

Publications (1)

Publication Number Publication Date
CH621562A5 true CH621562A5 (en) 1981-02-13

Family

ID=23131552

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1407173A CH621562A5 (en) 1972-10-02 1973-10-02 Process for preparing a copolymer and use thereof for producing mouldings, in particular contact lenses

Country Status (19)

Country Link
JP (2) JPS5750803B2 (ja)
AR (1) AR216881A1 (ja)
AT (1) AT339596B (ja)
BE (1) BE805215A (ja)
BR (1) BR7307579D0 (ja)
CA (1) CA1002235A (ja)
CH (1) CH621562A5 (ja)
DD (2) DD113556A5 (ja)
DE (1) DE2349528C2 (ja)
DK (1) DK150526C (ja)
ES (1) ES419240A1 (ja)
FR (1) FR2201307B1 (ja)
GB (1) GB1419437A (ja)
IL (1) IL43340A (ja)
IT (1) IT995537B (ja)
NL (1) NL177601C (ja)
SE (1) SE398647B (ja)
SU (1) SU609473A3 (ja)
ZA (1) ZA737138B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2150147A (en) * 1983-11-25 1985-06-26 Donald James Highgate Materials for use in forming casts
JPS6233110A (ja) * 1985-08-02 1987-02-13 Daikin Ind Ltd 歯科用材料

Also Published As

Publication number Publication date
AR216881A1 (es) 1980-02-15
SE398647B (sv) 1978-01-09
BE805215A (fr) 1974-03-25
GB1419437A (en) 1975-12-31
JPS6232456B2 (ja) 1987-07-15
DK150526C (da) 1987-09-28
DD113556A5 (ja) 1975-06-12
DK150526B (da) 1987-03-16
JPS49116187A (ja) 1974-11-06
IT995537B (it) 1975-11-20
ATA842673A (de) 1977-02-15
DD109880A5 (ja) 1974-11-20
NL177601B (nl) 1985-05-17
IL43340A0 (en) 1973-11-28
DE2349528C2 (de) 1983-07-21
FR2201307B1 (ja) 1977-08-05
AU6070173A (en) 1975-03-27
JPS589121A (ja) 1983-01-19
JPS5750803B2 (ja) 1982-10-29
ZA737138B (en) 1975-04-30
ES419240A1 (es) 1976-03-01
CA1002235A (en) 1976-12-21
BR7307579D0 (pt) 1974-08-22
FR2201307A1 (ja) 1974-04-26
IL43340A (en) 1976-07-30
AT339596B (de) 1977-10-25
NL177601C (nl) 1985-10-16
NL7313318A (ja) 1974-04-04
SU609473A3 (ru) 1978-05-30
DE2349528A1 (de) 1974-04-18

Similar Documents

Publication Publication Date Title
DE2364675C2 (de) Aus einer Polymerenhauptkette und Polymerenseitenketten bestehendes Copolymeres und seine Verwendung zur Herstellung von Gegenständen für biomedizinische Zwecke
DE3200479C2 (ja)
DE2802295C2 (de) Kunsthaut und ihre Herstellung
DE2552614C3 (de) Verfahren zur partiellen alkalischen Hydrolyse von vorwiegend Acrylnitril enthaltenden Polymerisaten sowie die Verwendung der Hydrolysate
DE2707808B2 (de) Weichkontaktlinse und Verfahren zu ihrer Herstellung
US3957362A (en) Hydrogels and articles made therefrom
US4056496A (en) Hydrogels and articles made therefrom
DE2529639C2 (de) Vernetzte N-Vinyllactam-Copolymeren und Verfahren zu deren Herstellung
DE2059409A1 (de) Hydrophile Gelpolymere
DE2500403A1 (de) Hydrophile, wasserunloesliche mischpolymerisate
DE3128815A1 (de) Polymeres verbundmaterial, seine herstellung und verwendung
CH638901A5 (de) Hydrophile kontaktlinse.
DE2760058C2 (de) Vernetzte Polymerzusammensetzung, Verfahren zur Herstellung derartiger Polymerzusammensetzungen und deren Verwendung
DE2537992C3 (de) Verfahren zur Formgebung von Multiblock-Copolymeren des Acrylnitril
DE2262866A1 (de) Als kontaktlinsenwerkstoff geeignetes polymer und verfahren zu seiner herstellung
DE1667942B2 (de) Verfahren und vorrichtung zum sterilen aufbewahren von gegenstaenden aus gequollenen hydogelen, insbesondere von kontaktlinsen
EP0027221B1 (de) Kontaktlinsen aus Methacrylsäuremethylester-Copolymerisaten
DE3215918C2 (de) Wasserabsorbierende Kontaktlinse und Verfahren zu ihrer Herstellung
US4543371A (en) Polymeric compositions and hydrogels formed therefrom
DE2537952C3 (de) Weiche Hydrogel-Kontaktlinse
CH621562A5 (en) Process for preparing a copolymer and use thereof for producing mouldings, in particular contact lenses
DE2600177A1 (de) Kontaktlinse mit hoher sauerstoffdurchlaessigkeit
DE2062995A1 (de) Hydrophiles Copolymerisat
EP0077295A1 (de) Kontaktlinse aus mit Borat vernetztem Polyvinylalkohol
DE2334530C2 (de) Dextran-Alkylmethacrylat-Pfropfpolymerisate und Verfahren zu ihrer Herstellung

Legal Events

Date Code Title Description
PL Patent ceased