ZA842372B - Tinted hydrogel plastic articles and method of tinting them - Google Patents

Tinted hydrogel plastic articles and method of tinting them

Info

Publication number
ZA842372B
ZA842372B ZA842372A ZA842372A ZA842372B ZA 842372 B ZA842372 B ZA 842372B ZA 842372 A ZA842372 A ZA 842372A ZA 842372 A ZA842372 A ZA 842372A ZA 842372 B ZA842372 B ZA 842372B
Authority
ZA
South Africa
Prior art keywords
tinting
plastic articles
tinted
aggregates
contact lens
Prior art date
Application number
ZA842372A
Other languages
English (en)
Inventor
Nicholas M Da Costa
Miles W Press
Alan J Touch
Original Assignee
Softint 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23921513&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA842372(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Softint Inc filed Critical Softint Inc
Publication of ZA842372B publication Critical patent/ZA842372B/xx

Links

Classifications

    • 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
    • B29D11/00894—Applying coatings; tinting; colouring colouring or tinting
    • B29D11/00903—Applying coatings; tinting; colouring colouring or tinting on the surface
    • 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
    • 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
    • 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
    • G02C7/046—Contact lenses having an iris pattern

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Health & Medical Sciences (AREA)
  • Eyeglasses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Materials For Medical Uses (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Moulding By Coating Moulds (AREA)
  • Adornments (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Coloring (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
ZA842372A 1983-04-11 1984-03-29 Tinted hydrogel plastic articles and method of tinting them ZA842372B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48378483A 1983-04-11 1983-04-11

Publications (1)

Publication Number Publication Date
ZA842372B true ZA842372B (en) 1984-11-28

Family

ID=23921513

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA842372A ZA842372B (en) 1983-04-11 1984-03-29 Tinted hydrogel plastic articles and method of tinting them

Country Status (12)

Country Link
EP (1) EP0122771B1 (fr)
JP (1) JPS59206453A (fr)
AT (1) ATE41065T1 (fr)
AU (1) AU565486B2 (fr)
CA (1) CA1233302A (fr)
DE (1) DE3476925D1 (fr)
DK (1) DK184684A (fr)
ES (1) ES8603088A1 (fr)
FI (1) FI79150C (fr)
IE (1) IE55249B1 (fr)
NO (1) NO841329L (fr)
ZA (1) ZA842372B (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3664007D1 (en) * 1985-06-03 1989-07-20 Roag Ag Method for tinting optical parts
DE3520346A1 (de) * 1985-06-07 1986-12-11 Fa. Carl Zeiss, 7920 Heidenheim Bereichsweise gefaerbte kontaktlinse
US4634449A (en) * 1986-10-03 1987-01-06 International Hydron Corporation Opaque tinting process for contact lens
WO1987002079A1 (fr) * 1985-10-07 1987-04-09 International Hydron Corporation Procede pour teinter un verre de contact hydrogel
GB2185124B (en) * 1986-01-03 1989-10-25 Choyce David P Intra-corneal implant
US4777684A (en) * 1986-02-27 1988-10-18 Johnson Carl S Apparatus and method for custom tinting soft contact lenses by dispenser of lenses
IL80039A0 (en) * 1986-09-16 1986-12-31 Saul Sterman Method and system for tinting contact lenses
JPS6398628A (ja) * 1986-10-14 1988-04-30 ハイドロン・リミテッド 不透明着色方法
JPS63264719A (ja) * 1986-12-08 1988-11-01 Toyo Contact Lens Co Ltd ソフトコンタクトレンズの染色方法
GB8630363D0 (en) * 1986-12-19 1987-01-28 Igel Int Ltd Coloured hydrogel objects
AU619505B2 (en) * 1987-09-21 1992-01-30 Hydron Limited Opaque tinting of contact lenses
US4923480A (en) * 1987-09-21 1990-05-08 Allergan, Inc. Opaque tinting of contact lenses with random positions of color depth
US4898695A (en) * 1988-11-01 1990-02-06 Pilkington Visioncare Holdings, Inc. Method for tinting hydrophilic plastic articles
CA2009668A1 (fr) 1989-02-16 1990-08-16 Ashok R. Thakrar Verres de contact teintes et methode de fabrication
EP0472496A3 (en) * 1990-08-20 1992-12-02 Ciba-Geigy Ag Method of producing a contact lens and contact lens produced thereby
US5151106A (en) * 1990-12-21 1992-09-29 Allergan, Inc. Method for tinting a hydrophilic polymer by incorporating a reactive dye into the polymer prior to polymerization
GB2253919A (en) * 1991-03-22 1992-09-23 Tejprakash Singh Matharu Tinting soft hydrogel
JP3234359B2 (ja) * 1993-07-16 2001-12-04 株式会社メニコン 着色されたコンタクトレンズの製法
US5534038A (en) * 1994-06-10 1996-07-09 Pilkington Barnes Hind, Inc. Tinting hydrogel materials with vat dyes
US6224945B1 (en) * 1999-08-02 2001-05-01 Essilor International Compagnie Generale D'optique Process for the manufacture of a crosslinked, transparent, hydrophilic and photochromic polymeric material, and optical and ophthalmic articles obtained
CN100403061C (zh) * 2001-03-06 2008-07-16 尼德克株式会社 用于塑料透镜着色的墨水及其着色方法
JP5897342B2 (ja) * 2011-01-31 2016-03-30 Hoya株式会社 装飾された染色プラスチックレンズ
US11135336B2 (en) 2019-09-30 2021-10-05 L'oreal Thin-film vehicles that stabilize highly reactive active ingredients
US12517282B2 (en) 2021-12-20 2026-01-06 Johnson & Johnson Vision Care, Inc. Contact lenses containing light absorbing regions and methods for their preparation
CN114235933A (zh) * 2021-12-22 2022-03-25 安徽昊拓生物科技有限公司 一种彩色聚丙烯酰胺凝胶的染料及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL14993C (fr) * 1922-09-08 1926-06-16
DE539468C (de) * 1929-09-03 1931-11-26 I G Farbenindustrie Akt Ges Verfahren zum Faerben glatter oder mit Reserven bedruckter Gewebe aus tierischen Fasern mit Leukoestersalzen von Kuepenfarbstoffen in alkalischem Bade
CH431044A (de) * 1962-05-31 1967-02-28 Ceskoslovenska Akademie Ved Kontaktlinse und Verfahren zu ihrer Herstellung
DE1544682B2 (de) * 1963-09-11 1973-04-26 Tscheskoslovenska akademie ved , Prag Verfahren zur bildung farbiger und aehnlicher effekte in hydrogelen, vorzugsweise zur herstellung von kontaktlinsen
CH437203A (de) * 1964-04-30 1967-02-28 Hoechst Ag Verfahren zum Färben oder Bedrucken von Textilmaterialien mit wasserlöslichen Estersalzen von Leukoküpenfarbstoffen
JPS5939553B2 (ja) * 1976-06-24 1984-09-25 凸版印刷株式会社 染色方法
GB1547525A (en) * 1976-08-02 1979-06-20 Meshel L G Selective colouring of soft contact lenses
US4252421A (en) * 1978-11-09 1981-02-24 John D. McCarry Contact lenses with a colored central area
PT75373B (en) * 1981-08-12 1986-06-18 Agripat Sa Process for the preparation of tinted contact lenses

Also Published As

Publication number Publication date
EP0122771B1 (fr) 1989-03-01
FI841417A0 (fi) 1984-04-10
ES531454A0 (es) 1985-12-01
ATE41065T1 (de) 1989-03-15
DE3476925D1 (en) 1989-04-06
JPS59206453A (ja) 1984-11-22
DK184684D0 (da) 1984-04-10
FI841417L (fi) 1984-10-12
NO841329L (no) 1984-10-12
IE840882L (en) 1984-10-11
DK184684A (da) 1984-10-12
EP0122771A1 (fr) 1984-10-24
AU565486B2 (en) 1987-09-17
IE55249B1 (en) 1990-07-18
ES8603088A1 (es) 1985-12-01
FI79150C (fi) 1989-11-10
CA1233302A (fr) 1988-03-01
FI79150B (fi) 1989-07-31
AU2634084A (en) 1984-10-18

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