DE69208356D1 - Färbeverfahren für weiche Hydrogelkontaktlinsen - Google Patents

Färbeverfahren für weiche Hydrogelkontaktlinsen

Info

Publication number
DE69208356D1
DE69208356D1 DE69208356T DE69208356T DE69208356D1 DE 69208356 D1 DE69208356 D1 DE 69208356D1 DE 69208356 T DE69208356 T DE 69208356T DE 69208356 T DE69208356 T DE 69208356T DE 69208356 D1 DE69208356 D1 DE 69208356D1
Authority
DE
Germany
Prior art keywords
contact lenses
hydrogel contact
staining procedure
soft hydrogel
soft
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
DE69208356T
Other languages
English (en)
Inventor
Tejprakash Singh Matharu
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.)
MJS Scientific Ltd
Original Assignee
MJS Scientific 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
Application filed by MJS Scientific Ltd filed Critical MJS Scientific Ltd
Application granted granted Critical
Publication of DE69208356D1 publication Critical patent/DE69208356D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G02C7/021—Lenses; Lens systems ; Methods of designing lenses with pattern for identification or with cosmetic or therapeutic effects
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/90—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using dyes dissolved in organic solvents or aqueous emulsions thereof
    • D06P1/92—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using dyes dissolved in organic solvents or aqueous emulsions thereof in organic solvents
    • D06P1/922—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using dyes dissolved in organic solvents or aqueous emulsions thereof in organic solvents hydrocarbons
    • D06P1/926—Non-halogenated hydrocarbons
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/34—Material containing ester groups
    • D06P3/343—Material containing ester groups using vat or sulfur dyes

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Coloring (AREA)
DE69208356T 1991-03-22 1992-03-23 Färbeverfahren für weiche Hydrogelkontaktlinsen Expired - Lifetime DE69208356D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9106166A GB2253919A (en) 1991-03-22 1991-03-22 Tinting soft hydrogel
PCT/GB1992/000532 WO1992016684A1 (en) 1991-03-22 1992-03-23 Method of tinting hydrogel soft contact lens

Publications (1)

Publication Number Publication Date
DE69208356D1 true DE69208356D1 (de) 1996-03-28

Family

ID=10692065

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69208356T Expired - Lifetime DE69208356D1 (de) 1991-03-22 1992-03-23 Färbeverfahren für weiche Hydrogelkontaktlinsen

Country Status (5)

Country Link
EP (1) EP0581783B1 (de)
AU (1) AU1421592A (de)
DE (1) DE69208356D1 (de)
GB (1) GB2253919A (de)
WO (1) WO1992016684A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT95736B (pt) 1989-11-01 1998-07-31 Schering Corp Lente de contacto colorida que tem uma aparencia muito natural
US6827440B2 (en) 2000-01-03 2004-12-07 Wesley Jessen Company Colored contact lens with a more natural appearance
JP4802138B2 (ja) * 2007-05-10 2011-10-26 株式会社ニデック プラスチックレンズの染色方法及び染色装置
US20130083287A1 (en) * 2011-09-30 2013-04-04 Johnson & Johnson Vision Care, Inc. Method of creating a visible mark on lens using a leuco dye

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1233302A (en) * 1983-04-11 1988-03-01 Miles W. Press Tinted hydrogel plastic articles and method of tinting them
AU4219085A (en) * 1984-04-06 1985-11-01 Barnes-Hind Inc. Tinting contact lenses
US4634449A (en) * 1986-10-03 1987-01-06 International Hydron Corporation Opaque tinting process for contact lens
US4719657A (en) * 1986-03-27 1988-01-19 Bausch & Lomb Incorporated Method of forming iris variegation patterns on contact lenses
GB8630363D0 (en) * 1986-12-19 1987-01-28 Igel Int Ltd Coloured hydrogel objects
US4923480A (en) * 1987-09-21 1990-05-08 Allergan, Inc. Opaque tinting of contact lenses with random positions of color depth

Also Published As

Publication number Publication date
EP0581783B1 (de) 1996-02-14
WO1992016684A1 (en) 1992-10-01
EP0581783A1 (de) 1994-02-09
GB2253919A (en) 1992-09-23
GB9106166D0 (en) 1991-05-08
AU1421592A (en) 1992-10-21

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Legal Events

Date Code Title Description
8332 No legal effect for de