IT1021099B - Lente a contatto morbida e suo procedimento di fabbricazione - Google Patents

Lente a contatto morbida e suo procedimento di fabbricazione

Info

Publication number
IT1021099B
IT1021099B IT2601574A IT2601574A IT1021099B IT 1021099 B IT1021099 B IT 1021099B IT 2601574 A IT2601574 A IT 2601574A IT 2601574 A IT2601574 A IT 2601574A IT 1021099 B IT1021099 B IT 1021099B
Authority
IT
Italy
Prior art keywords
manufacturing process
contact lens
soft contact
soft
lens
Prior art date
Application number
IT2601574A
Other languages
English (en)
Italian (it)
Original Assignee
Essilor Int
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 Essilor Int filed Critical Essilor Int
Application granted granted Critical
Publication of IT1021099B publication Critical patent/IT1021099B/it

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
    • 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
    • B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
    • B29D11/00134—Curing of the contact lens material
    • 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
    • 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
    • C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/12—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polysiloxanes
    • C08F283/124—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polysiloxanes on to polysiloxanes having carbon-to-carbon double bonds
    • 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
    • C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/12—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polysiloxanes
    • C08F283/128—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polysiloxanes on to reaction products of polysiloxanes having at least one Si-H bond and compounds having carbon-to-carbon double bonds

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Eyeglasses (AREA)
  • Graft Or Block Polymers (AREA)
  • Materials For Medical Uses (AREA)
  • Silicon Polymers (AREA)
IT2601574A 1973-08-06 1974-08-06 Lente a contatto morbida e suo procedimento di fabbricazione IT1021099B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7328665A FR2240463B1 (ja) 1973-08-06 1973-08-06

Publications (1)

Publication Number Publication Date
IT1021099B true IT1021099B (it) 1978-01-30

Family

ID=9123626

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2601574A IT1021099B (it) 1973-08-06 1974-08-06 Lente a contatto morbida e suo procedimento di fabbricazione

Country Status (15)

Country Link
JP (1) JPS5046144A (ja)
AR (1) AR200614A1 (ja)
AT (1) AT335768B (ja)
BE (1) BE817877A (ja)
BR (1) BR7406271D0 (ja)
CA (1) CA1048675A (ja)
CH (1) CH588089A5 (ja)
CS (1) CS208106B2 (ja)
DE (1) DE2436750C3 (ja)
ES (1) ES428975A1 (ja)
FR (1) FR2240463B1 (ja)
GB (1) GB1471456A (ja)
IT (1) IT1021099B (ja)
NL (1) NL7410472A (ja)
SU (1) SU614752A3 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4169119A (en) * 1976-04-15 1979-09-25 Permavision Method of molding an ocular membrane
US4143949A (en) * 1976-10-28 1979-03-13 Bausch & Lomb Incorporated Process for putting a hydrophilic coating on a hydrophobic contact lens
US4826889A (en) * 1978-07-18 1989-05-02 Polymer Technology, Corp. Dimensionally stable oxygen permeable hard contact lens material and method of manufacture
US8507577B2 (en) * 2006-10-31 2013-08-13 Johnson & Johnson Vision Care, Inc. Process for forming clear, wettable silicone hydrogel articles
CN102209745B (zh) * 2008-11-13 2013-11-27 诺华股份有限公司 含末端亲水聚合物链的聚硅氧烷共聚物
US8807076B2 (en) * 2010-03-12 2014-08-19 Johnson & Johnson Vision Care, Inc. Apparatus for vapor phase processing ophthalmic devices

Also Published As

Publication number Publication date
BR7406271D0 (pt) 1975-05-27
AT335768B (de) 1977-03-25
FR2240463B1 (ja) 1976-04-30
ATA638074A (de) 1976-07-15
GB1471456A (en) 1977-04-27
DE2436750A1 (de) 1975-02-27
FR2240463A1 (ja) 1975-03-07
AR200614A1 (es) 1974-11-22
DE2436750B2 (de) 1978-03-30
JPS5046144A (ja) 1975-04-24
NL7410472A (nl) 1975-02-10
ES428975A1 (es) 1976-12-16
CH588089A5 (ja) 1977-05-31
CS208106B2 (en) 1981-08-31
DE2436750C3 (de) 1978-11-30
SU614752A3 (ru) 1978-07-05
BE817877A (fr) 1974-11-18
CA1048675A (fr) 1979-02-13

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