DE69030915D1 - Verfahren zur Herstellung von Hydrogelformteilen, einschliesslich Kontaktlinsen - Google Patents

Verfahren zur Herstellung von Hydrogelformteilen, einschliesslich Kontaktlinsen

Info

Publication number
DE69030915D1
DE69030915D1 DE69030915T DE69030915T DE69030915D1 DE 69030915 D1 DE69030915 D1 DE 69030915D1 DE 69030915 T DE69030915 T DE 69030915T DE 69030915 T DE69030915 T DE 69030915T DE 69030915 D1 DE69030915 D1 DE 69030915D1
Authority
DE
Germany
Prior art keywords
diluent
contact lenses
meth
water
production
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 - Lifetime
Application number
DE69030915T
Other languages
English (en)
Other versions
DE69030915T2 (de
Inventor
Ture Kindt-Larsen
John C Heaton
Edmund C Rastrelli
Gregory A Hill
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.)
Johnson and Johnson Vision Care Inc
Original Assignee
Johnson and Johnson Vision Products 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 Johnson and Johnson Vision Products Inc filed Critical Johnson and Johnson Vision Products Inc
Publication of DE69030915D1 publication Critical patent/DE69030915D1/de
Application granted granted Critical
Publication of DE69030915T2 publication Critical patent/DE69030915T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/04—Polymers of esters
    • B29K2033/08—Polymers of acrylic acid esters, e.g. PMA, i.e. polymethylacrylate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/04—Polymers of esters
    • B29K2033/12—Polymers of methacrylic acid esters, e.g. PMMA, i.e. polymethylmethacrylate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0002—Condition, form or state of moulded material or of the material to be shaped monomers or prepolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2707/00—Use of elements other than metals for preformed parts, e.g. for inserts
    • B29K2707/02—Boron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0092—Other properties hydrophilic
    • 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
    • Y10S524/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S524/916—Hydrogel compositions
DE69030915T 1989-12-15 1990-12-14 Verfahren zur Herstellung von Hydrogelformteilen, einschliesslich Kontaktlinsen Expired - Lifetime DE69030915T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/451,077 US5039459A (en) 1988-11-25 1989-12-15 Method of forming shaped hydrogel articles including contact lenses

Publications (2)

Publication Number Publication Date
DE69030915D1 true DE69030915D1 (de) 1997-07-17
DE69030915T2 DE69030915T2 (de) 1997-11-06

Family

ID=23790716

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030915T Expired - Lifetime DE69030915T2 (de) 1989-12-15 1990-12-14 Verfahren zur Herstellung von Hydrogelformteilen, einschliesslich Kontaktlinsen

Country Status (27)

Country Link
US (1) US5039459A (de)
EP (1) EP0433085B1 (de)
JP (1) JP2941959B2 (de)
KR (1) KR100232615B1 (de)
CN (1) CN1027521C (de)
AT (1) ATE154446T1 (de)
AU (1) AU626744B2 (de)
BR (1) BR9006395A (de)
CA (1) CA2032200C (de)
CZ (1) CZ279965B6 (de)
DE (1) DE69030915T2 (de)
DK (1) DK0433085T3 (de)
ES (1) ES2104591T3 (de)
FI (1) FI906179A (de)
GR (1) GR1000727B (de)
HK (1) HK1000673A1 (de)
HU (1) HU207964B (de)
IE (1) IE79671B1 (de)
IL (1) IL96651A (de)
MX (1) MX174569B (de)
NO (1) NO178466C (de)
NZ (1) NZ236398A (de)
PT (1) PT96209B (de)
RO (1) RO108099B1 (de)
RU (1) RU2091409C1 (de)
YU (1) YU47088B (de)
ZA (1) ZA9010079B (de)

Families Citing this family (212)

* Cited by examiner, † Cited by third party
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US5039459A (en) 1991-08-13
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