ES8406743A1 - Un metodo de fabricar una lente de contacto dura, permeable al oxigeno - Google Patents

Un metodo de fabricar una lente de contacto dura, permeable al oxigeno

Info

Publication number
ES8406743A1
ES8406743A1 ES524433A ES524433A ES8406743A1 ES 8406743 A1 ES8406743 A1 ES 8406743A1 ES 524433 A ES524433 A ES 524433A ES 524433 A ES524433 A ES 524433A ES 8406743 A1 ES8406743 A1 ES 8406743A1
Authority
ES
Spain
Prior art keywords
weight
pct
meth
acrylate
oxygen
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
Application number
ES524433A
Other languages
English (en)
Other versions
ES524433A0 (es
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.)
Hoya Lens Corp
Original Assignee
Hoya Lens 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 Hoya Lens Corp filed Critical Hoya Lens Corp
Publication of ES8406743A1 publication Critical patent/ES8406743A1/es
Publication of ES524433A0 publication Critical patent/ES524433A0/es
Granted 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
    • G02C7/04—Contact lenses for the eyes
    • 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

Abstract

METODO PARA FABRICAR UNA LENTE DE CONTACTO DURA, PERMEABLE AL OXIGENO.COMPRENDE LAS SIGUIENTES OPERACIONES: PRIMERA, SE PREPARA UNA COMPOSICION FORMADA POR UN 30 HASTA UN 50 EN PESO DE UN (META)-ACRILATO DE ALQUILO, POR UN 10 HASTA UN 40 EN PESO DE UN MONOMERO QUE CONTIENE FLUOR, POR UN 10 HASTA UN 35 EN PESO DE UN (META)-ACRILATO DE SILICONA, POR UN 5 HASTA UN 15 EN PESO DE UN ACIDO CARBOXILICO INSATURADO QUE TIENE POR LO MENOS UN GRUPO CARBOXILICO EN LA MOLECULA Y POR UN 0,1 HASTA UN 15 EN PESO DE UN DI- O TRI(META)ACRILATO DE UN ALCOHOL DIVALENTE; SEGUNDA, SESOMETE A UNA REACCION DE POLIMERIZACION, EN UN MOLDE DE LENTE, LA COMPOSICION PREPARADA; Y POR ULTIMO, SE AUMENTA PROGRESIVAMENTE LA TEMPERATURA HASTA ALCANZAR LOS 100 GRADOS.
ES524433A 1982-07-27 1983-07-26 Un metodo de fabricar una lente de contacto dura, permeable al oxigeno Granted ES524433A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57130836A JPS5919918A (ja) 1982-07-27 1982-07-27 酸素透過性ハ−ドコンタクトレンズ

Publications (2)

Publication Number Publication Date
ES8406743A1 true ES8406743A1 (es) 1984-07-01
ES524433A0 ES524433A0 (es) 1984-07-01

Family

ID=15043827

Family Applications (1)

Application Number Title Priority Date Filing Date
ES524433A Granted ES524433A0 (es) 1982-07-27 1983-07-26 Un metodo de fabricar una lente de contacto dura, permeable al oxigeno

Country Status (14)

Country Link
US (1) US4540761A (es)
EP (1) EP0114894B1 (es)
JP (1) JPS5919918A (es)
KR (1) KR850001868B1 (es)
AU (1) AU543235B2 (es)
BR (1) BR8307455A (es)
CA (1) CA1205943A (es)
CH (1) CH664837A5 (es)
DE (1) DE3390130T1 (es)
ES (1) ES524433A0 (es)
GB (1) GB2135476B (es)
NL (1) NL184926C (es)
PH (1) PH18402A (es)
WO (1) WO1984000619A1 (es)

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US11350226B2 (en) 2015-12-30 2022-05-31 Earlens Corporation Charging protocol for rechargeable hearing systems
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US11035983B2 (en) * 2016-09-26 2021-06-15 Verily Life Sciences Llc Cast-moldable, high refractive index, rigid, gas permeable polymer formulations for an accommodating contact lens
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TW201918524A (zh) * 2017-10-31 2019-05-16 鴻海精密工業股份有限公司 硬性透氧性眼用鏡片材料及硬性透氧性眼用鏡片
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Also Published As

Publication number Publication date
WO1984000619A1 (en) 1984-02-16
GB8407392D0 (en) 1984-05-02
EP0114894B1 (en) 1988-01-27
JPS6261928B2 (es) 1987-12-24
DE3390130C2 (es) 1988-08-11
JPS5919918A (ja) 1984-02-01
AU1779483A (en) 1984-02-23
DE3390130T1 (de) 1984-08-09
CA1205943A (en) 1986-06-10
NL184926C (nl) 1989-12-01
BR8307455A (pt) 1984-07-17
EP0114894A1 (en) 1984-08-08
EP0114894A4 (en) 1984-08-20
KR850001868B1 (ko) 1985-12-28
NL8320221A (nl) 1984-06-01
US4540761A (en) 1985-09-10
CH664837A5 (de) 1988-03-31
NL184926B (nl) 1989-07-03
AU543235B2 (en) 1985-04-04
KR840005564A (ko) 1984-11-14
GB2135476B (en) 1986-03-19
GB2135476A (en) 1984-08-30
PH18402A (en) 1985-06-21
ES524433A0 (es) 1984-07-01

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FD1A Patent lapsed

Effective date: 20020506