PT89827A - Processo para a preparacao de polimeros molhaveis, flexiveis, permeaveis ao oxigenio, dilataveis, contendo unidades estruturais de polioxialcileno, e dispositivos oftalmicos que os contem - Google Patents
Processo para a preparacao de polimeros molhaveis, flexiveis, permeaveis ao oxigenio, dilataveis, contendo unidades estruturais de polioxialcileno, e dispositivos oftalmicos que os contemInfo
- Publication number
- PT89827A PT89827A PT89827A PT8982789A PT89827A PT 89827 A PT89827 A PT 89827A PT 89827 A PT89827 A PT 89827A PT 8982789 A PT8982789 A PT 8982789A PT 89827 A PT89827 A PT 89827A
- Authority
- PT
- Portugal
- Prior art keywords
- flexible
- preparation
- polioxylcylene
- permeavan
- molhavese
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
-
- 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
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/671—Unsaturated compounds having only one group containing active hydrogen
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Eyeglasses (AREA)
- Polyethers (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Medicinal Preparation (AREA)
- Silicon Polymers (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Materials For Medical Uses (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16096788A | 1988-02-26 | 1988-02-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
PT89827A true PT89827A (pt) | 1989-10-04 |
PT89827B PT89827B (pt) | 1994-04-29 |
Family
ID=22579237
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT89827A PT89827B (pt) | 1988-02-26 | 1989-02-24 | Processo para a preparacao de polimeros molhaveis, flexiveis, permeaveis ao oxigenio, dilataveis, contendo unidades estruturais de polioxialcileno, e dispositivos oftalmicos que os contem |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0330614B1 (pt) |
JP (1) | JPH028218A (pt) |
AT (1) | ATE154049T1 (pt) |
AU (1) | AU618077B2 (pt) |
CA (1) | CA1337540C (pt) |
DE (1) | DE68928089T2 (pt) |
DK (1) | DK88489A (pt) |
ES (1) | ES2102352T3 (pt) |
GR (1) | GR3024308T3 (pt) |
PT (1) | PT89827B (pt) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI99158C (fi) * | 1991-06-28 | 1997-10-10 | Uponor Bv | Menetelmä muoviputken pinnan suojaamiseksi sähköhitsaamalla tapahtuvaa liittämistä varten ja sähköhitsattava muoviputki |
US5210111A (en) * | 1991-08-22 | 1993-05-11 | Ciba-Geigy Corporation | Crosslinked hydrogels derived from hydrophilic polymer backbones |
US5196458A (en) * | 1991-10-15 | 1993-03-23 | Johnson & Johnson Vision Products, Inc. | Soft, high oxygen permeability ophthalmic lens |
US5484863A (en) * | 1993-03-10 | 1996-01-16 | Johnson & Johnson Vision Products, Inc. | Polymeric ophthalmic lens prepared from unsaturated polyoxyethylene monomers |
US5352251A (en) * | 1993-03-30 | 1994-10-04 | Shell Oil Company | Fuel compositions |
US5294692A (en) * | 1993-06-30 | 1994-03-15 | National Starch And Chemical Investment Holding Corporation | Associative monomers and polymers |
US5648402A (en) * | 1995-06-01 | 1997-07-15 | Nunez; Ivan M. | Contact lenses from highly permeable siloxane polyol material |
US6132462A (en) * | 1995-12-22 | 2000-10-17 | Santen Pharmaceutical Co., Ltd. | Copolymers formed from three components and intraocular lenses made thereof |
US5922821A (en) * | 1996-08-09 | 1999-07-13 | Alcon Laboratories, Inc. | Ophthalmic lens polymers |
US6261327B1 (en) | 1997-05-29 | 2001-07-17 | Shell Oil Company | Additive concentrates for rapidly reducing octane requirement |
CN1089754C (zh) | 1997-06-05 | 2002-08-28 | 参天制药株式会社 | 用作聚合物成分的衣康酸衍生物 |
CN1213671A (zh) | 1997-10-07 | 1999-04-14 | 参天制药株式会社 | 四成分共聚物及由该共聚物形成的眼用透镜 |
EP1873180B1 (en) * | 2002-08-14 | 2014-05-07 | Novartis AG | Ophthalmic device made from a radiation-curable prepolymer |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2862045D1 (en) * | 1977-07-20 | 1982-11-11 | Ciba Geigy Ag | Process for the production of hydrogels in the form of spherically shaped beads with larger diameters |
US4396749A (en) * | 1981-04-29 | 1983-08-02 | Shell Oil Company | Preparation of composite polymers containing active hydrogen atoms |
US4486577A (en) * | 1982-10-12 | 1984-12-04 | Ciba-Geigy Corporation | Strong, silicone containing polymers with high oxygen permeability |
DE3339068C2 (de) * | 1982-11-06 | 1984-12-06 | Th. Goldschmidt Ag, 4300 Essen | Verfahren zur Herstellung von Polymerisaten mit seitenständig gebundenen Polyoxyalkylenketten und deren Verwendung zur Herstellung von Polyurethanen |
FR2539135B1 (fr) * | 1983-01-11 | 1986-02-28 | Essilor Int | Hydrogels de polyurethane et procede de fabrication |
JPS59161420A (ja) * | 1983-03-07 | 1984-09-12 | Toray Ind Inc | ヒドロゲル |
JPS61126052A (ja) * | 1984-11-20 | 1986-06-13 | Green Cross Corp:The | 含フツ素メタクリル酸エステル |
ATE78404T1 (de) * | 1985-05-02 | 1992-08-15 | Ciba Geigy Ag | Hydrogele mit erhoehter beladungskapazitaet bezueglich einer in einem organischen loesungsmittel loeslichen wirksubstanz, deren herstellung sowie deren verwendung. |
US4701474A (en) * | 1986-04-09 | 1987-10-20 | Union Carbide Corporation | Reduced reactivity polyols as foam controllers in producing polyurethanes foams |
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 EP89810122A patent/EP0330614B1/en not_active Expired - Lifetime
- 1989-02-16 DE DE68928089T patent/DE68928089T2/de not_active Expired - Fee Related
- 1989-02-16 ES ES89810122T patent/ES2102352T3/es not_active Expired - Lifetime
- 1989-02-16 AT AT89810122T patent/ATE154049T1/de not_active IP Right Cessation
- 1989-02-23 AU AU30250/89A patent/AU618077B2/en not_active Ceased
- 1989-02-24 PT PT89827A patent/PT89827B/pt not_active IP Right Cessation
- 1989-02-24 CA CA000591990A patent/CA1337540C/en not_active Expired - Fee Related
- 1989-02-24 DK DK088489A patent/DK88489A/da not_active Application Discontinuation
- 1989-02-27 JP JP1043358A patent/JPH028218A/ja active Pending
-
1997
- 1997-07-30 GR GR970401957T patent/GR3024308T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
AU3025089A (en) | 1989-08-31 |
PT89827B (pt) | 1994-04-29 |
EP0330614A3 (en) | 1991-09-18 |
AU618077B2 (en) | 1991-12-12 |
DE68928089D1 (de) | 1997-07-10 |
ATE154049T1 (de) | 1997-06-15 |
EP0330614A2 (en) | 1989-08-30 |
JPH028218A (ja) | 1990-01-11 |
DK88489A (da) | 1989-08-27 |
DE68928089T2 (de) | 1997-12-18 |
EP0330614B1 (en) | 1997-06-04 |
ES2102352T3 (es) | 1997-08-01 |
GR3024308T3 (en) | 1997-10-31 |
DK88489D0 (da) | 1989-02-24 |
CA1337540C (en) | 1995-11-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG3A | Patent granted, date of granting |
Effective date: 19931008 |
|
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: 19990430 |