AR222961A1 - Procedimiento para producir lentes de contacto blandos resistentes a la difusion y acumulacion en el mismo de substancias que favorecen su turbidez y decoloracion durante el uso y lentes de contacto asi obtenidos - Google Patents

Procedimiento para producir lentes de contacto blandos resistentes a la difusion y acumulacion en el mismo de substancias que favorecen su turbidez y decoloracion durante el uso y lentes de contacto asi obtenidos

Info

Publication number
AR222961A1
AR222961A1 AR267140A AR26714077A AR222961A1 AR 222961 A1 AR222961 A1 AR 222961A1 AR 267140 A AR267140 A AR 267140A AR 26714077 A AR26714077 A AR 26714077A AR 222961 A1 AR222961 A1 AR 222961A1
Authority
AR
Argentina
Prior art keywords
contact lenses
turbidity
favor
accumulation
diffusion
Prior art date
Application number
AR267140A
Other languages
English (en)
Spanish (es)
Original Assignee
Diamond Shamrock Corp
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 Diamond Shamrock Corp filed Critical Diamond Shamrock Corp
Application granted granted Critical
Publication of AR222961A1 publication Critical patent/AR222961A1/es

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
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Eyeglasses (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
AR267140A 1976-04-07 1977-04-06 Procedimiento para producir lentes de contacto blandos resistentes a la difusion y acumulacion en el mismo de substancias que favorecen su turbidez y decoloracion durante el uso y lentes de contacto asi obtenidos AR222961A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/674,448 US4097657A (en) 1976-04-07 1976-04-07 Surface-treated soft contact lenses

Publications (1)

Publication Number Publication Date
AR222961A1 true AR222961A1 (es) 1981-07-15

Family

ID=24706642

Family Applications (1)

Application Number Title Priority Date Filing Date
AR267140A AR222961A1 (es) 1976-04-07 1977-04-06 Procedimiento para producir lentes de contacto blandos resistentes a la difusion y acumulacion en el mismo de substancias que favorecen su turbidez y decoloracion durante el uso y lentes de contacto asi obtenidos

Country Status (25)

Country Link
US (2) US4097657A (da)
JP (1) JPS52123640A (da)
AR (1) AR222961A1 (da)
AT (1) AT351297B (da)
AU (1) AU512324B2 (da)
BE (1) BE853294A (da)
BR (1) BR7702164A (da)
CA (1) CA1097859A (da)
CH (1) CH620773A5 (da)
CS (1) CS216245B2 (da)
DD (1) DD130380A5 (da)
DE (1) DE2715514A1 (da)
DK (1) DK157377A (da)
FR (1) FR2347403A1 (da)
GB (1) GB1543535A (da)
IL (1) IL51835A (da)
IT (1) IT1080038B (da)
MX (1) MX144328A (da)
NL (1) NL7703730A (da)
NO (1) NO149096C (da)
PL (1) PL108215B1 (da)
SE (1) SE7704028L (da)
SU (1) SU1053761A3 (da)
YU (1) YU39282B (da)
ZA (1) ZA772063B (da)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4163609A (en) * 1978-10-10 1979-08-07 Neefe Charles W Self cleaning contact lens
US4338419A (en) * 1979-02-09 1982-07-06 Syntex (U.S.A.) Inc. Process for treatment of hydrogel lens with thiols
US4312575A (en) * 1979-09-18 1982-01-26 Peyman Gholam A Soft corneal contact lens with tightly cross-linked polymer coating and method of making same
US4379893A (en) * 1981-08-26 1983-04-12 Diamond Shamrock Corporation Surface-treated soft contact lenses
US4546123A (en) * 1984-12-28 1985-10-08 Alcon Laboratories, Inc. Polymer hydrogels adapted for use as soft contact lenses, and method of preparing same
US4569858A (en) * 1985-01-28 1986-02-11 Barnes-Hind, Inc. Surface modification of hydrophilic contact lenses
US4687816A (en) * 1985-08-14 1987-08-18 Sola U.S.A. Inc. Surface treatment of soft contact lenses
US4734475A (en) * 1986-12-15 1988-03-29 Ciba-Geigy Corporation Wettable surface modified contact lens fabricated from an oxirane containing hydrophobic polymer
CS267858B1 (en) * 1987-01-12 1990-02-12 Sulc Jiri Contact,if need be,intra-ocular lens and method of its production
GB2217869A (en) * 1988-04-22 1989-11-01 Ceskoslovenska Akademie Ved Contact lenses
WO1991006020A1 (en) * 1989-10-13 1991-05-02 Biocompatibles Limited Method of reducing protein deposition in sight correction devices
IL110099A0 (en) * 1993-07-22 1994-10-07 Johnson & Johnson Vision Prod Anti-bacterial, insoluble, metal-chelating polymers
US5876438A (en) * 1993-08-02 1999-03-02 Houston Biotechnology Incorporated Polymeric device for the delivery of immunotoxins for the prevention of secondary cataract
US5447650A (en) * 1993-10-06 1995-09-05 Allergan, Inc. Composition for preventing the accumulation of inorganic deposits on contact lenses
US7468398B2 (en) 1994-09-06 2008-12-23 Ciba Vision Corporation Extended wear ophthalmic lens
US5760100B1 (en) 1994-09-06 2000-11-14 Ciba Vision Corp Extended wear ophthalmic lens
US6063116A (en) * 1994-10-26 2000-05-16 Medarex, Inc. Modulation of cell proliferation and wound healing
EP0733918B1 (en) * 1995-03-24 2003-07-30 Ocular Research of Boston, Inc. Hydrogel lens pre-coated with lipid layer
US5770637A (en) * 1996-05-01 1998-06-23 Johnson & Johnson Vision Products, Inc. Anti-bacterial, UV absorbable, tinted, metal-chelating polymers
US20040208983A1 (en) * 2003-04-16 2004-10-21 Hill Gregory A. Antimicrobial coatings for ophthalmic devices
US7118213B2 (en) * 2004-06-01 2006-10-10 Johnson & Johnson Vision Care, Inc. Promotional aid
JP2009057518A (ja) * 2007-09-03 2009-03-19 Institute Of Physical & Chemical Research 異方性フィルムおよび異方性フィルムの製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3471460A (en) * 1961-08-31 1969-10-07 Du Pont Amine-modified hydrocarbon polymers
US3528958A (en) * 1967-03-16 1970-09-15 Sinclair Koppers Co Modified olefin polymers of improved properties
US3951528A (en) * 1971-06-02 1976-04-20 Patent Structures, Inc. Method of making polymeric contact lens
US3880818A (en) * 1972-01-03 1975-04-29 Mitchel Shen Physiologically compatible plastic contact lenses and a method for their production
US3957740A (en) * 1972-04-24 1976-05-18 Hydrophilics International, Inc. Copolymers
US3769261A (en) * 1972-05-08 1973-10-30 Gulf Research Development Co Method of preparing stable copolymers of ethylene and at least one ethylenically unsaturated carboxylic acid and the product obtained thereby

Also Published As

Publication number Publication date
AU2398677A (en) 1978-10-12
DE2715514A1 (de) 1977-10-20
FR2347403A1 (fr) 1977-11-04
MX144328A (es) 1981-09-29
NO771245L (no) 1977-10-10
US4128318A (en) 1978-12-05
SU1053761A3 (ru) 1983-11-07
SE7704028L (sv) 1977-10-08
CA1097859A (en) 1981-03-24
GB1543535A (en) 1979-04-04
NL7703730A (nl) 1977-10-11
BR7702164A (pt) 1977-12-20
YU39282B (en) 1984-10-31
FR2347403B1 (da) 1981-08-28
IL51835A0 (en) 1977-06-30
IL51835A (en) 1979-11-30
CH620773A5 (da) 1980-12-15
DK157377A (da) 1977-10-08
CS216245B2 (en) 1982-10-29
NO149096C (no) 1984-02-15
DD130380A5 (de) 1978-03-22
US4097657A (en) 1978-06-27
JPS5724892B2 (da) 1982-05-26
ATA232477A (de) 1978-12-15
BE853294A (fr) 1977-10-06
JPS52123640A (en) 1977-10-18
ZA772063B (en) 1978-05-30
YU91377A (en) 1983-01-21
NO149096B (no) 1983-11-07
AU512324B2 (en) 1980-10-02
AT351297B (de) 1979-07-10
IT1080038B (it) 1985-05-16
PL108215B1 (pl) 1980-03-31

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