PT89828A - Processo para a preparacao de polimeros molhaveis, flexiveis, permeaveis ao oxigenio, contendo unidades estruturais de polioxialquileno, e dispositivos oftalmicos que os contem - Google Patents
Processo para a preparacao de polimeros molhaveis, flexiveis, permeaveis ao oxigenio, contendo unidades estruturais de polioxialquileno, e dispositivos oftalmicos que os contemInfo
- Publication number
- PT89828A PT89828A PT89828A PT8982889A PT89828A PT 89828 A PT89828 A PT 89828A PT 89828 A PT89828 A PT 89828A PT 8982889 A PT8982889 A PT 8982889A PT 89828 A PT89828 A PT 89828A
- Authority
- PT
- Portugal
- Prior art keywords
- ophthalmic devices
- preparation
- polioxylquylene
- permeavants
- molhavese
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/333—Polymers modified by chemical after-treatment with organic compounds containing nitrogen
- C08G65/33348—Polymers modified by chemical after-treatment with organic compounds containing nitrogen containing isocyanate group
- C08G65/33355—Polymers modified by chemical after-treatment with organic compounds containing nitrogen containing isocyanate group cyclic
- C08G65/33358—Polymers modified by chemical after-treatment with organic compounds containing nitrogen containing isocyanate group cyclic aromatic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/18—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16062288A | 1988-02-26 | 1988-02-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
PT89828A true PT89828A (pt) | 1989-10-04 |
PT89828B PT89828B (pt) | 1994-05-31 |
Family
ID=22577662
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT89828A PT89828B (pt) | 1988-02-26 | 1989-02-24 | Processo para a preparacao de polimeros molhaveis, flexiveis, permeaveis ao oxigenio, contendo unidades estruturais de polioxialquileno, e dispositivos oftalmicos que os contem |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0330615B1 (pt) |
JP (1) | JPH01310325A (pt) |
AT (1) | ATE120014T1 (pt) |
AU (1) | AU614335B2 (pt) |
CA (1) | CA1339697C (pt) |
DE (1) | DE68921657T2 (pt) |
DK (1) | DK88589A (pt) |
ES (1) | ES2068909T3 (pt) |
GR (1) | GR3015436T3 (pt) |
IE (1) | IE66236B1 (pt) |
PT (1) | PT89828B (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5196458A (en) * | 1991-10-15 | 1993-03-23 | Johnson & Johnson Vision Products, Inc. | Soft, high oxygen permeability ophthalmic lens |
US5656210A (en) * | 1995-03-31 | 1997-08-12 | Johnson & Johnson Vision Products, Inc. | Reaction injection molding as a process to prepare contact lenses |
US5674942A (en) * | 1995-03-31 | 1997-10-07 | Johnson & Johnson Vision Products, Inc. | Interpenetrating polymer networks for contact lens production |
US5648402A (en) * | 1995-06-01 | 1997-07-15 | Nunez; Ivan M. | Contact lenses from highly permeable siloxane polyol material |
US5807944A (en) * | 1996-06-27 | 1998-09-15 | Ciba Vision Corporation | Amphiphilic, segmented copolymer of controlled morphology and ophthalmic devices including contact lenses made therefrom |
US7390863B2 (en) | 2005-08-30 | 2008-06-24 | Bausch & Lomb Incorporated | Polymeric materials having enhanced ion and water transport property and medical devices comprising same |
WO2009015256A2 (en) | 2007-07-25 | 2009-01-29 | Alcon, Inc. | High refractive index ophthalmic device materials |
IN2014MN01864A (pt) * | 2012-03-22 | 2015-07-03 | Momentive Performance Mat Inc |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4486577A (en) * | 1982-10-12 | 1984-12-04 | Ciba-Geigy Corporation | Strong, silicone containing polymers with high oxygen permeability |
US4780488A (en) * | 1986-08-29 | 1988-10-25 | Ciba-Geigy Corporation | Wettable, flexible, oxygen permeable, substantially non-swellable contact lens containing polyoxyalkylene backbone units, and use thereof |
-
1989
- 1989-02-16 EP EP89810123A patent/EP0330615B1/en not_active Expired - Lifetime
- 1989-02-16 ES ES89810123T patent/ES2068909T3/es not_active Expired - Lifetime
- 1989-02-16 AT AT89810123T patent/ATE120014T1/de not_active IP Right Cessation
- 1989-02-16 DE DE68921657T patent/DE68921657T2/de not_active Expired - Fee Related
- 1989-02-23 AU AU30253/89A patent/AU614335B2/en not_active Ceased
- 1989-02-24 IE IE60089A patent/IE66236B1/en not_active IP Right Cessation
- 1989-02-24 CA CA000591981A patent/CA1339697C/en not_active Expired - Fee Related
- 1989-02-24 DK DK088589A patent/DK88589A/da not_active Application Discontinuation
- 1989-02-24 PT PT89828A patent/PT89828B/pt not_active IP Right Cessation
- 1989-02-27 JP JP1043359A patent/JPH01310325A/ja active Pending
-
1995
- 1995-03-16 GR GR950400523T patent/GR3015436T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
JPH01310325A (ja) | 1989-12-14 |
AU3025389A (en) | 1989-08-31 |
EP0330615A3 (en) | 1990-05-30 |
IE66236B1 (en) | 1995-12-13 |
DE68921657D1 (de) | 1995-04-20 |
DK88589A (da) | 1989-08-27 |
DK88589D0 (da) | 1989-02-24 |
PT89828B (pt) | 1994-05-31 |
ATE120014T1 (de) | 1995-04-15 |
GR3015436T3 (en) | 1995-06-30 |
IE890600L (en) | 1989-08-26 |
AU614335B2 (en) | 1991-08-29 |
EP0330615B1 (en) | 1995-03-15 |
EP0330615A2 (en) | 1989-08-30 |
DE68921657T2 (de) | 1995-08-03 |
CA1339697C (en) | 1998-03-03 |
ES2068909T3 (es) | 1995-05-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG3A | Patent granted, date of granting |
Effective date: 19931105 |
|
PC3A | Transfer or assignment |
Free format text: 970528 NOVARTIS AG CH |
|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19990531 |