FR2321521A1 - Hauts polymeres synthetiques pour lentilles de contact a utilisation prolongee et procede pour les fabriquer - Google Patents
Hauts polymeres synthetiques pour lentilles de contact a utilisation prolongee et procede pour les fabriquerInfo
- Publication number
- FR2321521A1 FR2321521A1 FR7526347A FR7526347A FR2321521A1 FR 2321521 A1 FR2321521 A1 FR 2321521A1 FR 7526347 A FR7526347 A FR 7526347A FR 7526347 A FR7526347 A FR 7526347A FR 2321521 A1 FR2321521 A1 FR 2321521A1
- Authority
- FR
- France
- Prior art keywords
- pts
- soln
- contact lenses
- manufacturing
- mould
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 229920001059 synthetic polymer Polymers 0.000 title 1
- 229920000642 polymer Polymers 0.000 abstract 2
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 abstract 1
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 abstract 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 abstract 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000003999 initiator Substances 0.000 abstract 1
- 239000011872 intimate mixture Substances 0.000 abstract 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 abstract 1
- 239000011976 maleic acid Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- C08F226/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen
- C08F226/06—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen by a heterocyclic ring containing nitrogen
- C08F226/10—N-Vinyl-pyrrolidone
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Eyeglasses (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7526347A FR2321521A1 (fr) | 1975-08-21 | 1975-08-21 | Hauts polymeres synthetiques pour lentilles de contact a utilisation prolongee et procede pour les fabriquer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7526347A FR2321521A1 (fr) | 1975-08-21 | 1975-08-21 | Hauts polymeres synthetiques pour lentilles de contact a utilisation prolongee et procede pour les fabriquer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2321521A1 true FR2321521A1 (fr) | 1977-03-18 |
| FR2321521B1 FR2321521B1 (enExample) | 1980-10-03 |
Family
ID=9159373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7526347A Granted FR2321521A1 (fr) | 1975-08-21 | 1975-08-21 | Hauts polymeres synthetiques pour lentilles de contact a utilisation prolongee et procede pour les fabriquer |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2321521A1 (enExample) |
-
1975
- 1975-08-21 FR FR7526347A patent/FR2321521A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2321521B1 (enExample) | 1980-10-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property |