DE2360400A1 - Herstellungsverfahren fuer kontaktlinsen - Google Patents
Herstellungsverfahren fuer kontaktlinsenInfo
- Publication number
- DE2360400A1 DE2360400A1 DE2360400A DE2360400A DE2360400A1 DE 2360400 A1 DE2360400 A1 DE 2360400A1 DE 2360400 A DE2360400 A DE 2360400A DE 2360400 A DE2360400 A DE 2360400A DE 2360400 A1 DE2360400 A1 DE 2360400A1
- Authority
- DE
- Germany
- Prior art keywords
- silicone
- contact
- polymer
- monomer
- contact lens
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 197
- 230000005855 radiation Effects 0.000 claims description 47
- 239000010408 film Substances 0.000 claims description 41
- 239000000203 mixture Substances 0.000 claims description 37
- 229920001477 hydrophilic polymer Polymers 0.000 claims description 35
- 230000005865 ionizing radiation Effects 0.000 claims description 35
- 229920000642 polymer Polymers 0.000 claims description 33
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 claims description 31
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 29
- 239000007788 liquid Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 19
- 229920005573 silicon-containing polymer Polymers 0.000 claims description 16
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 15
- 229920001577 copolymer Polymers 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 12
- 239000007864 aqueous solution Substances 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
- 239000001301 oxygen Substances 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 238000002054 transplantation Methods 0.000 claims description 9
- 230000035515 penetration Effects 0.000 claims description 8
- 238000006116 polymerization reaction Methods 0.000 claims description 8
- 229920000515 polycarbonate Polymers 0.000 claims description 5
- 239000004417 polycarbonate Substances 0.000 claims description 5
- 229920000428 triblock copolymer Polymers 0.000 claims description 4
- 229920002554 vinyl polymer Polymers 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 claims description 3
- 239000002243 precursor Substances 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- 239000007858 starting material Substances 0.000 claims 6
- 238000007598 dipping method Methods 0.000 claims 1
- 210000005069 ears Anatomy 0.000 claims 1
- 239000006193 liquid solution Substances 0.000 claims 1
- 239000000178 monomer Substances 0.000 description 132
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 60
- 239000000243 solution Substances 0.000 description 35
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 20
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 20
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 20
- 239000000499 gel Substances 0.000 description 19
- 229920002379 silicone rubber Polymers 0.000 description 15
- 239000004945 silicone rubber Substances 0.000 description 15
- 229920004482 WACKER® Polymers 0.000 description 14
- 239000010410 layer Substances 0.000 description 13
- 239000012528 membrane Substances 0.000 description 13
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 12
- 210000004087 cornea Anatomy 0.000 description 12
- 239000000126 substance Substances 0.000 description 11
- -1 peroxide radicals Chemical class 0.000 description 10
- 239000006188 syrup Substances 0.000 description 8
- 235000020357 syrup Nutrition 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000005755 formation reaction Methods 0.000 description 7
- 239000011521 glass Substances 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 235000011187 glycerol Nutrition 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- 229920000298 Cellophane Polymers 0.000 description 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 5
- 239000004793 Polystyrene Substances 0.000 description 5
- 230000005660 hydrophilic surface Effects 0.000 description 5
- 230000005012 migration Effects 0.000 description 5
- 238000013508 migration Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000017 hydrogel Substances 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 229950003937 tolonium Drugs 0.000 description 4
- HNONEKILPDHFOL-UHFFFAOYSA-M tolonium chloride Chemical compound [Cl-].C1=C(C)C(N)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 HNONEKILPDHFOL-UHFFFAOYSA-M 0.000 description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 239000003085 diluting agent Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 238000001879 gelation Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 3
- 150000003254 radicals Chemical class 0.000 description 3
- RKOOOVKGLHCLTP-UHFFFAOYSA-N 2-methylprop-2-enoic acid;propane-1,2,3-triol Chemical compound CC(=C)C(O)=O.OCC(O)CO RKOOOVKGLHCLTP-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000001588 bifunctional effect Effects 0.000 description 2
- 229920001400 block copolymer Polymers 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 2
- 239000004205 dimethyl polysiloxane Substances 0.000 description 2
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000012456 homogeneous solution Substances 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- HPIGCVXMBGOWTF-UHFFFAOYSA-N isomaltol Natural products CC(=O)C=1OC=CC=1O HPIGCVXMBGOWTF-UHFFFAOYSA-N 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000012763 reinforcing filler Substances 0.000 description 2
- 230000000391 smoking effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
- OELQSSWXRGADDE-UHFFFAOYSA-N 2-methylprop-2-eneperoxoic acid Chemical compound CC(=C)C(=O)OO OELQSSWXRGADDE-UHFFFAOYSA-N 0.000 description 1
- DBCAQXHNJOFNGC-UHFFFAOYSA-N 4-bromo-1,1,1-trifluorobutane Chemical compound FC(F)(F)CCCBr DBCAQXHNJOFNGC-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- DSEKYWAQQVUQTP-UHFFFAOYSA-N Cerin Natural products CC12CCC3(C)C4CC(C)(C)CCC4(C)CCC3(C)C2CCC2(C)C1CC(O)C(=O)C2C DSEKYWAQQVUQTP-UHFFFAOYSA-N 0.000 description 1
- GUTLYIVDDKVIGB-OUBTZVSYSA-N Cobalt-60 Chemical compound [60Co] GUTLYIVDDKVIGB-OUBTZVSYSA-N 0.000 description 1
- 102100037114 Elongin-C Human genes 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 101001011859 Homo sapiens Elongin-A Proteins 0.000 description 1
- 101001011846 Homo sapiens Elongin-B Proteins 0.000 description 1
- 101000881731 Homo sapiens Elongin-C Proteins 0.000 description 1
- 101000836005 Homo sapiens S-phase kinase-associated protein 1 Proteins 0.000 description 1
- 240000004093 Mitragyna parvifolia Species 0.000 description 1
- 101100128278 Mus musculus Lins1 gene Proteins 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000001803 electron scattering Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Substances CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 210000000744 eyelid Anatomy 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 1
- 238000010559 graft polymerization reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- LWIGVRDDANOFTD-UHFFFAOYSA-N hydroxy(dimethyl)silane Chemical class C[SiH](C)O LWIGVRDDANOFTD-UHFFFAOYSA-N 0.000 description 1
- VDRQNMNLNVOILV-UHFFFAOYSA-N hydroxy(diphenyl)silane Chemical class C=1C=CC=CC=1[SiH](O)C1=CC=CC=C1 VDRQNMNLNVOILV-UHFFFAOYSA-N 0.000 description 1
- LFEMHZIYNMLNEB-UHFFFAOYSA-N hydroxy-methyl-phenylsilane Chemical class C[SiH](O)C1=CC=CC=C1 LFEMHZIYNMLNEB-UHFFFAOYSA-N 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 1
- 239000012764 mineral filler Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 1
- 229940068918 polyethylene glycol 400 Drugs 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920006268 silicone film Polymers 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000008279 sol Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000005068 transpiration Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/12—Chemical modification
- C08J7/16—Chemical modification with polymerisable compounds
- C08J7/18—Chemical modification with polymerisable compounds using wave energy or particle radiation
-
- 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
- B29D11/00009—Production of simple or compound lenses
- B29D11/00038—Production of contact lenses
- B29D11/00048—Production of contact lenses composed of parts with dissimilar composition
-
- 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
- B29D11/00009—Production of simple or compound lenses
- B29D11/00038—Production of contact lenses
- B29D11/00076—Production of contact lenses enabling passage of fluids, e.g. oxygen, tears, between the area under the lens and the lens exterior
-
- 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
- B29D11/00009—Production of simple or compound lenses
- B29D11/00317—Production of lenses with markings or patterns
-
- 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
- B29D11/0073—Optical laminates
-
- 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
- B29D11/00865—Applying coatings; tinting; colouring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2383/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Toxicology (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Eyeglasses (AREA)
- Graft Or Block Polymers (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05311819 US3916033A (en) | 1971-06-09 | 1972-12-04 | Contact lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2360400A1 true DE2360400A1 (de) | 1974-06-12 |
Family
ID=23208631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2360400A Pending DE2360400A1 (de) | 1972-12-04 | 1973-12-04 | Herstellungsverfahren fuer kontaktlinsen |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5324112B2 (https=) |
| CA (1) | CA993401A (https=) |
| DE (1) | DE2360400A1 (https=) |
| FR (1) | FR2208775B2 (https=) |
| GB (1) | GB1449685A (https=) |
| IT (1) | IT1045710B (https=) |
| NL (1) | NL7316590A (https=) |
| SE (1) | SE7800783L (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0033754A1 (de) * | 1980-02-08 | 1981-08-19 | Titmus Eurocon Kontaktlinsen GmbH & Co. KG | Verfahren zur Hydrophilierung von Kontaktlinsen aus Siliconkautschuk |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5284258A (en) * | 1976-01-01 | 1977-07-13 | Toyo Contact Lens Co Ltd | Silicone having hydrophilized surface and contact lens consisted of said silicone |
| US4141941A (en) * | 1977-09-21 | 1979-02-27 | American Optical Corporation | Contact lens casting method |
| FR2498446B1 (fr) * | 1981-01-26 | 1985-05-24 | Inst Nat Sante Rech Med | Procede de traitement d'une prothese du type mammaire et prothese obtenue |
| DE3517615C2 (de) * | 1985-05-15 | 1987-04-09 | Titmus Eurocon Kontaktlinsen GmbH, 8750 Aschaffenburg | Verfahren zur Hydrophilierung eines Siliconkautschukformkörpers an seiner Oberfläche |
| EP0220919A3 (en) * | 1985-10-21 | 1989-04-12 | Shin-Etsu Chemical Co., Ltd. | Contact lens |
| FR2661914B1 (fr) * | 1990-05-11 | 1994-05-06 | Essilor Internal Cie Gle Optique | Procede de fabrication d'une lentille en polymere transparent a indice de refraction module. |
| US5260000A (en) * | 1992-08-03 | 1993-11-09 | Bausch & Lomb Incorporated | Process for making silicone containing hydrogel lenses |
| JPH076320U (ja) * | 1993-06-25 | 1995-01-31 | 清隆 三好 | 吊りボルト |
| DE69826857T2 (de) * | 1997-05-27 | 2006-02-23 | Novartis Ag | Ophthalmische kompositlinse |
| US6217171B1 (en) | 1998-05-26 | 2001-04-17 | Novartis Ag | Composite ophthamic lens |
| US8318055B2 (en) | 2007-08-21 | 2012-11-27 | Johnson & Johnson Vision Care, Inc. | Methods for formation of an ophthalmic lens precursor and lens |
| US7905594B2 (en) | 2007-08-21 | 2011-03-15 | Johnson & Johnson Vision Care, Inc. | Free form ophthalmic lens |
| US8317505B2 (en) | 2007-08-21 | 2012-11-27 | Johnson & Johnson Vision Care, Inc. | Apparatus for formation of an ophthalmic lens precursor and lens |
| US8313828B2 (en) * | 2008-08-20 | 2012-11-20 | Johnson & Johnson Vision Care, Inc. | Ophthalmic lens precursor and lens |
| WO2009145842A2 (en) | 2008-04-04 | 2009-12-03 | Forsight Labs, Llc | Therapeutic device for pain management and vision |
| US9417464B2 (en) | 2008-08-20 | 2016-08-16 | Johnson & Johnson Vision Care, Inc. | Method and apparatus of forming a translating multifocal contact lens having a lower-lid contact surface |
| WO2011050327A1 (en) | 2009-10-23 | 2011-04-28 | Forsight Labs Llc | Corneal denervation for treatment of ocular pain |
| US9498385B2 (en) | 2009-10-23 | 2016-11-22 | Nexisvision, Inc. | Conformable therapeutic shield for vision and pain |
| US8591025B1 (en) | 2012-09-11 | 2013-11-26 | Nexisvision, Inc. | Eye covering and refractive correction methods for LASIK and other applications |
| US12044905B2 (en) | 2011-04-28 | 2024-07-23 | Journey1 Inc | Contact lenses for refractive correction |
| EP2701644B1 (en) | 2011-04-28 | 2018-05-30 | Nexisvision, Inc. | Eye covering having improved tear flow, comfort, and/or applicability |
| US9465233B2 (en) | 2012-04-20 | 2016-10-11 | Nexisvision, Inc. | Bimodular contact lenses |
| CA2916885A1 (en) | 2013-06-26 | 2014-12-31 | Nexisvision, Inc. | Contact lenses for refractive correction |
| US9341864B2 (en) | 2013-11-15 | 2016-05-17 | Nexisvision, Inc. | Contact lenses having a reinforcing scaffold |
| WO2015116559A1 (en) | 2014-01-29 | 2015-08-06 | Nexisvision, Inc. | Multifocal bimodulus contact lenses |
| US9645412B2 (en) | 2014-11-05 | 2017-05-09 | Johnson & Johnson Vision Care Inc. | Customized lens device and method |
| US10359643B2 (en) | 2015-12-18 | 2019-07-23 | Johnson & Johnson Vision Care, Inc. | Methods for incorporating lens features and lenses having such features |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5127546A (https=) * | 1974-09-01 | 1976-03-08 | Takahiko Kondo |
-
1973
- 1973-11-23 CA CA186,525A patent/CA993401A/en not_active Expired
- 1973-11-30 IT IT31985/73A patent/IT1045710B/it active
- 1973-12-03 GB GB5585773A patent/GB1449685A/en not_active Expired
- 1973-12-03 FR FR7343067A patent/FR2208775B2/fr not_active Expired
- 1973-12-04 JP JP13722273A patent/JPS5324112B2/ja not_active Expired
- 1973-12-04 NL NL7316590A patent/NL7316590A/xx not_active Application Discontinuation
- 1973-12-04 DE DE2360400A patent/DE2360400A1/de active Pending
-
1978
- 1978-01-23 SE SE7800783A patent/SE7800783L/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0033754A1 (de) * | 1980-02-08 | 1981-08-19 | Titmus Eurocon Kontaktlinsen GmbH & Co. KG | Verfahren zur Hydrophilierung von Kontaktlinsen aus Siliconkautschuk |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4998900A (https=) | 1974-09-18 |
| FR2208775A2 (https=) | 1974-06-28 |
| IT1045710B (it) | 1980-06-10 |
| SE7800783L (sv) | 1978-01-23 |
| FR2208775B2 (https=) | 1977-06-10 |
| JPS5324112B2 (https=) | 1978-07-19 |
| GB1449685A (en) | 1976-09-15 |
| AU6317373A (en) | 1975-06-05 |
| NL7316590A (https=) | 1974-06-06 |
| CA993401A (en) | 1976-07-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2360400A1 (de) | Herstellungsverfahren fuer kontaktlinsen | |
| DE69828351T2 (de) | Polymerformgegenstand mit hydrophiler Oberfläche und Verfahren zu dessen Herstellung | |
| US3916033A (en) | Contact lens | |
| US4099859A (en) | Contact lens having a smooth surface layer of a hydrophilic polymer | |
| DE60126697T2 (de) | Verfahren zur Herstellung eines Materials für Okularlinsen mit hydrophiler Oberfläche | |
| DE69013287T2 (de) | Herstellungsverfahren für eine transparente polymerlinse mit moduliertem brechungsindex. | |
| US4055682A (en) | Catheter and the method of making | |
| DE2748256C2 (de) | Elektrodenloses Glimmentladungspolymerisations- und -beschichtungsverfahren zur Hydrophilisierung einer hydrophoben Kontaktlinse | |
| DE60121387T2 (de) | Oberflächenbehandelter optischer Kunststoffgegenstand und Verfahren zur Oberflächenbehandlung | |
| DE2617216C2 (de) | Verfahren zur Herstellung eines Formkörpers aus wenigstens zwei polymerisierten Materialien, der als Kontaktlinse verwendet wird | |
| DE69511067T2 (de) | Verfahren zur behandlung von kontaktlinsen mit superkritischen fluidum | |
| DE69311791T2 (de) | Verfahren und Vorrichtung zur Behandlung einer Giessform für eine ophthalmische Linse | |
| DE3875364T2 (de) | Okulares implantat und verfahren zu seiner herstellung. | |
| US3822089A (en) | Contact lens blank or replica made from anhydrous, sparingly cross-linked hydrophilic copolymers | |
| DE3724123A1 (de) | Weiche intracamerale linse und ihre herstellung | |
| DE2712437A1 (de) | Herstellung von kontaktlinsen | |
| DE1495381B2 (de) | Verfahren zur herstellung von kontaktlinsen oder kontakt linsenrohlingen aus quellfaehigen hydrogelen | |
| CH496440A (de) | Verfahren zur Herstellung von gefärbten Kontaktlinsen und Augenprothesen | |
| US3841985A (en) | Irradiated composition for soft contact lens | |
| US3816571A (en) | Fabrication of soft plastic lens | |
| CS260213B1 (en) | Method of polymerization casting of articles especially lenses from hydrophilic gels and equipment for realization of this method | |
| DE3917262A1 (de) | Verfahren zur herstellung einer kontaktlinse | |
| DE3784730T2 (de) | Weiche Kontaktlinse und Verfahren zu deren Herstellung. | |
| DE3800529C2 (de) | Weiche Augenlinse und Verfahren zu ihrer Herstellung | |
| DE69120290T2 (de) | Pfropfpolymerisieren von polyvinylpyrrolidon auf vorgebildeten polymeren |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHN | Withdrawal |