WO2005114306A1 - 蛋白質吸着防止眼用レンズ材料及びその製造方法 - Google Patents
蛋白質吸着防止眼用レンズ材料及びその製造方法 Download PDFInfo
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- WO2005114306A1 WO2005114306A1 PCT/JP2005/009084 JP2005009084W WO2005114306A1 WO 2005114306 A1 WO2005114306 A1 WO 2005114306A1 JP 2005009084 W JP2005009084 W JP 2005009084W WO 2005114306 A1 WO2005114306 A1 WO 2005114306A1
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- Prior art keywords
- lens material
- ophthalmic lens
- water
- formula
- organic solvent
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Classifications
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- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/14—Eye parts, e.g. lenses, corneal implants; Implanting instruments specially adapted therefor; Artificial eyes
- A61F2/16—Intraocular lenses
-
- 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
-
- 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
Definitions
- Ophthalmic lens material for preventing protein adsorption and method for producing the same
- the present invention relates to an ophthalmic lens material such as a contact lens, a method for producing the same, and a method for preventing protein adsorption. More specifically, the present invention relates to a method for treating a surface of an ophthalmic lens material (particularly, a contact lens) by post-treatment of a phosphorylcholine group-containing compound to prevent protein contamination.
- Patent Document 1 discloses a water-containing soft contact lens containing a phosphorylcholine group-containing (meth) acrylic acid ester as a constituent unit, and has excellent water content, oxygen permeability, tensile strength, and low protein adsorption. It describes that the adhesion of dirt can be suppressed.
- Patent Document 4 discloses a method of polymerizing a phosphorylcholine group-containing monomer on the surface of the contact lens to have a hydrophilic surface and to adsorb less protein. It is described that it is manufactured.
- Patent Document 5 discloses a method of chemically binding a low-molecular phosphorylcholine compound to the surface of a contact lens to reduce protein adsorption.
- Example 5 of Patent Document 5 discloses that 4-hydroxyethyl methacrylate-co-methacrylic acid copolymer contact lens contains 2-[ ⁇ 2- (1-imidazolecarbonyloxetoxy) hydroxyphosphinyl].
- ⁇ Oxy] -N, N, N-trimethylethanamine dimidroxide inner salt can provide an effect of suppressing the adhesion of albumin and lysozyme to contact lenses.
- Non-Patent Document 1 a hydrous soft contact lens mainly composed of a polymer of 2-hydroxyethyl methacrylate, a highly hydrous soft contact lens obtained by copolymerizing a small amount of an ionic monomer, methacrylic acid, or as a hydrophilic monomer
- soft contact lenses containing a polymer of N-bulpyrrolidone or N, N-dimethylacrylamide as a main component protein contamination is a fatal problem.
- Patent Document 1 JP-A-10-177152
- Patent Document 2 JP-A-2000-111847
- Patent Document 3 JP-A-2000-169526
- Patent Document 4 JP 2001-337298 A
- Patent Document 5 Japanese Patent Publication No. 5-505121
- Non-Patent Document 1 "Dirt of Soft Contact Lenses and Its Analysis", Material Stage, Vol. 4, No. 1, 2004
- the present invention provides a post-treatment of a contact lens, in which a phosphorylcholine group is covalently bonded to the surface of the contact lens via a compound having a terminal amino group, thereby suppressing protein adsorption of the contact lens and contaminating with the protein.
- the present invention provides a method for producing a protein adsorption-preventing contact lens by polymerizing a monomer containing a phosphorylcholine group, as in the methods described in Patent Documents 1 to 3 above. It is intended to have an excellent protein adsorption preventing function.
- a phosphorylcholine group-containing monomer is polymerized on the surface of a contact lens and coated with another polymer different from the contact lens to introduce a phosphorylcholine group.
- a covalent bond of a phosphorylcholine group to the contact lens thereby achieving excellent durability and an excellent protein adsorption preventing effect without changing the intrinsic properties of the contact lens by polymer coating. It is.
- the present invention does not use a method in which phosphorylcholine groups cannot be sufficiently introduced into the surface of a contact lens when an additional test is actually performed, as in the method described in Patent Document 5, but a sufficient amount.
- the purpose is to introduce phosphorylcholine and to exert an excellent protein adsorption preventing effect.
- the essential difference between the present invention and the method disclosed in Patent Document 5 is a difference in the efficiency of introducing a phosphorylcholine group into the surface of the contact lens, thereby suppressing protein adsorption more effectively. This produces an excellent effect.
- a phosphorylcholine group can be stably introduced into a contact lens material having a hydroxyl group on the surface by an acetal bond in any solvent regardless of whether the solvent is water or an organic solvent.
- the present invention provides a method for producing an ophthalmic lens material, comprising the step of reacting a compound having a phosphorylcholine group represented by the following formula (1) to the surface of the ophthalmic lens material to form a covalent bond:
- n is a natural number from 1 to 18
- the present invention also provides the above-mentioned method for producing an ophthalmic lens material, wherein the monomer constituting the ophthalmic lens material contains a monomer having a hydroxyl group.
- the present invention provides the above-mentioned method for producing an ophthalmic lens material, characterized in that the monomer constituting the ophthalmic lens material contains 2-hydroxyethyl methacrylate.
- the present invention also provides the above-described method for producing an ophthalmic lens material, wherein the ophthalmic lens material contains polybutyl alcohol as a constituent component.
- the present invention provides a method for producing an ophthalmic lens material, comprising the step of reacting a compound having a phosphorylcholine group represented by the following formula (1) to the surface of the ophthalmic lens material to form a covalent bond:
- the OH group is introduced into the surface of the ophthalmic lens material by the treatment, and then the phosphorylcholine group-containing conjugate of the following formula (2) is reacted in water or an organic solvent or a water-organic solvent mixture.
- the present invention provides a method for producing an ophthalmic lens material characterized in that it is covalently bonded by an acetal bond.
- n is a natural number from 1 to 18
- the present invention provides a method for producing an ophthalmic lens material, comprising the step of reacting a compound having a phosphorylcholine group represented by the following formula (1) to the surface of the ophthalmic lens material to form a covalent bond: It is obtained by reacting an ophthalmic material with a phosphorylcholine group-containing compound of the following formula (2) in water or an organic solvent or a mixed solution of water and an organic solvent, and covalently bonding by an acetate bond. It is intended to provide an ophthalmic lens material to be used.
- n is a natural number from 1 to 18
- the present invention provides a method for producing an ophthalmic lens material comprising a step of reacting a compound having a phosphorylcholine group represented by the following formula (1) to the surface of the ophthalmic lens material to form a covalent bond:
- a compound having a phosphorylcholine group represented by the following formula (1) to the surface of the ophthalmic lens material to form a covalent bond:
- An OH group is introduced into the surface of the lens material for use, and the phosphorylcholine group-containing conjugate of the following formula (2) is then subjected to acetal bonding in water or an organic solvent or a water-organic solvent mixture.
- What can be obtained by covalent bonding is Ophthalmic lens material
- n is a natural number from 1 to 18
- the present invention provides an ophthalmic lens material having an OH group with a phosphorylcholine group-containing compound represented by the following formula (2) in water or an organic solvent or a mixed solution of water and an organic solvent, to form an acetal bond.
- An object of the present invention is to provide a method for preventing protein adsorption, which comprises preventing the protein from adsorbing to an ophthalmic lens material by a post-treatment for covalent bonding.
- n is a natural number from 1 to 18
- an arbitrary amount of phosphoryl-phosphorus group can be covalently bonded to the ophthalmic lens material surface by an acetal bond by a simple post-treatment method.
- the acetal ani is superior as a method capable of introducing a phosphorylcholine group in water or a water-containing organic solvent.
- the production method of the present invention it is not necessary to perform post-treatment under strictly anhydrous conditions.
- the treatment when the treatment is performed in water, the ophthalmic lens material is not deteriorated by the organic solvent due to the post-treatment, and thus has an advantage.
- the contact lens which is the ophthalmic lens material of the present invention, has a phosphorylcholine group covalently bonded to the surface of the contact lens by an acetal bond, so that protein adsorption of the contact lens is efficiently suppressed and excellent stain prevention is achieved. It is effective. It also improves water retention
- the feeling of wearing can be improved.
- the function of preventing protein adsorption can be imparted by the post-treatment, so that the present invention can be easily applied to existing contact lenses.
- the phosphorylcholine group is not introduced by the polymer coating, the durability is excellent and the intrinsic properties of the contact lens are not basically deteriorated.
- the contact lens obtained by the present invention is a contact lens excellent in wearing feeling. Therefore, it can be preferably used for a contact lens in which a foreign-body sensation is easily felt because the material is inferior in flexibility.
- the reaction between the OH group on the surface of the contact lens and the compound of the formula (2) has a very good yield and the introduction amount can be easily controlled. Accordingly, there is an excellent effect that the phosphorylcholine group of the formula (1) can be extremely efficiently introduced into the contact lens surface.
- FIG. 1 is a graph of the amount of protein adsorbed on contact lenses of Examples and Comparative Examples.
- “Method for producing phosphorylcholine group-containing compound of formula (2)” This compound can also be synthesized by total synthesis. However, the synthesis conditions are complicated, strict anhydrous conditions are required, and the production cost is high. On the other hand, phosphorylcholine can also be extracted as lecithin, which is a constituent of cell membranes. In this case, if the fatty acid moiety is removed by hydrolysis, it can be obtained more cheaply and easily as 1a-glycerose phosphorylcholine. It has been found that a phosphorylcholine group-containing conjugate having an aldehyde group can be obtained by oxidatively cleaving the diol portion of the 1-glycerol phosphorylcholine. The most typical synthesis method is to oxidize 1a-glycerol phosphorylcholine with sodium periodate in water to obtain the desired aldehyde compound. It is not done.
- the 1-a-glycerol phosphorylcholine can be cleaved with periodate in water to give the compound of formula (2).
- the ophthalmic lens material is a molded product of a material to be worn in the eye.
- Contact lenses of any material may be used.
- methacrylic acid (MAA) acrylic acid (AA), 2-hydroxyethyl methacrylate (HEMA), N-vinylpyrrolidone, ⁇ , ⁇ -dimethylacrylamide, butyl acetate, methyl methacrylate, trifluoromethyl Fluorethyl methacrylate, cenorellose acetate butyrate, fluorosilicone, hexafluoroisopropyl methacrylate, perfluoroalkyl methacrylate, siloxanyl methacrylate, siloxanyl styrene, ethylene glycol Contact lens composed of polymers such as dimetharylate, aryl methacrylate ( ⁇ ), silicon macromer or copolymer of two or more monomers, and contact lens composed of polybutyl alcohol and polysiloxane
- the present invention can be used for both hard contact lenses and soft contact lenses regardless of the type of monomer.
- a soft contact lens mainly composed of 2-hydroxyethyl methacrylate as a monomer constituting the contact lens, and an ionic soft copolymer obtained by copolymerizing methacrylic acid with the soft contact lens.
- a contact lens is a typical soft contact lens, and protein is easily adsorbed. Therefore, it is preferably processed by the method of the present invention.
- a contact lens containing polybutyl alcohol or poly N-vinylpyrrolidone as a component of the contact lens is preferably treated by the method of the present invention.
- the method of the present invention also preferably treats hard contact lenses containing methyl (meth) acrylate as a main component as a monomer constituting the contact lens, particularly oxygen permeable, which is easy for protein adsorption, and hard contact lenses for continuous wearing. Is done.
- a contact lens containing 2-hydroxyl methyl tallate or a polybutyl alcohol polymer as a functional group to which the phosphorylcholine group-containing conjugate of the above formula (2) can be covalently bonded has a hydroxyl group. Because it is preferred.
- hydroxyl groups can be introduced by plasma treatment.
- a contact lens having N-butylpyrrolidone polymer power can introduce a hydroxyl group by plasma treatment to produce the contact lens of the present invention. That is, hydroxyl groups are introduced into the contact lens surface by low-temperature plasma in an oxygen gas atmosphere or an oxygen gas or hydrogen gas atmosphere.
- the contact lens is housed in a plasma reaction vessel, the inside of the reaction vessel is evacuated by a vacuum pump, and then oxygen gas or oxygen gas and hydrogen gas are introduced. Subsequently, hydroxyl groups can be introduced into the contact lens surface by glow discharge.
- the phosphorylcholine group-containing compound of the formula (2) is strongly covalently bonded to the hydroxyl group on the surface of the contact lens by acetal bond.
- the present invention means that the phosphorylcholine group is directly and covalently introduced into the contact lens surface by an acetal bond by post-treatment. Accordingly, the present invention does not include a contact lens whose surface is coated with a polymer having an OH group and a compound of the formula (2).
- the production thereof is The method is not limited, and the acetal bond may be formed by any method.
- the embodiment does not include an embodiment in which the surface of the contact lens is coated with a polymer having an OH group and the compound of the formula (2) is acetal-bonded. This is because the coated polymer may be peeled off or may be affected by the coated polymer.
- a hydroxyl group of a monomer constituting a contact lens or a hydroxyl group is newly introduced later by plasma treatment or the like, and a compound containing a phosphorylcholine group of the formula (2) is added to these functional groups. Covalently bond in a solvent by a conventional method.
- HEMA (2-hydroxyethyl methacrylate polymer) contact lenses are made of water or an organic solvent such as dimethylsulfoxide, dimethylformamide, or tetrahydrofuran.
- the compound of formula (2) is converted to hydrochloric acid, acetic acid, or sulfuric acid.
- the reaction can be carried out by heating at room temperature to 100 ° C. in the presence of an acid catalyst such as trifluoroacetic acid, p-toluenesulfonic acid and the like.
- the introduction rate can be controlled by the amount of the compound of the formula (2) to be added, the amount of the acid catalyst, and the reaction temperature.
- Contact lenses made of PVA are prepared by using water or an organic solvent such as dimethylsulfoxide, dimethylformamide or tetrahydrofuran as a medium, and converting the compound of formula (2) to hydrochloric acid, acetic acid, sulfuric acid, trifluoroacetic acid, p-toluenesulfone. It can be carried out by heating at room temperature to 100 ° C in the presence of an acid catalyst such as an acid. The introduction rate can be controlled by the amount of the compound of the formula (2) to be added, the amount of the acid catalyst, and the reaction temperature.
- PVA polyvinyl alcohol
- the phosphorylcholine group of the formula (1) introduced into the contact lens surface by the above method or the like Is determined by the quantitative analysis of phosphorus by the molybdenum blue method after pretreatment with perchloric acid (Reference: Experimental Chemistry Course (14) 4th edition analysis, 3.8.2 phosphorus Maruzen).
- the amount of the phosphorylcholine group of the formula (1) introduced into the contact lens is preferably 0.005 ⁇ mol / mg or more. If the amount is less than 0.005 / z mol / mg, a sufficient effect of inhibiting protein adsorption may not be obtained. This is not the case when phosphorylcholine groups are introduced only into the surface of the contact lens. On the other hand, the larger the amount introduced, the greater the effect of suppressing protein adsorption, so that the amount introduced is not particularly limited.
- the contact lens of the present invention was manufactured using a commercially available contact lens. The following evaluation methods were used to compare the effect of inhibiting protein adsorption.
- the contact lens was immersed in 3 ml of artificial tears and allowed to stand at 37 ° C. for 24 hours.
- the amount of protein in the solution part was quantified by the BCA method (calibration curve Albumin Bovine), and the decrease in protein in the solution part was calculated as the amount of protein adsorbed.
- the artificial tears were obtained by dissolving the following components in pure water.
- Lysozyme 1.20 mg / ml, albumin 3.88 mg / ml, ⁇ -globulin 1.61 mg / ml, sodium chloride 9.00 mg / ml, potassium dihydrogen phosphate 0.14 mg / ml, disodium hydrogen phosphate heptahydrate 0.80 mg / ml ml
- the above compound containing a phosphorylcholine group is a known compound obtained by the following Synthesis Example 1.
- 1-a-glycerol phosphorylcholine (450 mg) was dissolved in 15 ml of distilled water and cooled in an ice-water bath. Sodium periodate (750 mg) was added and stirred for 5 hours. The reaction solution was concentrated under reduced pressure and dried under reduced pressure, and the desired product was extracted from methanol.
- the compound of formula (2) was covalently bound to the contact lens by acetal bonding using Polymacon (Medalist, a soft contact lens manufactured by Baush Lomb) and NelfilconA (Focus Dailys, manufactured by Ciba Vision).
- Polymaconl sheets were immersed in 2 ml of water to dissolve 10 mg of the phosphorylcholine-containing compound of the formula (2). Subsequently, 2 ml of 2N hydrochloric acid was added, and the mixture was adjusted to have a hydrochloric acid concentration of 1 M, and reacted at 70 ° C for 5 hours. The reaction solution was cooled to room temperature and sufficiently washed with pure water to obtain a target contact lens. The introduction amount of the phosphorylcholine group of the formula (1) was 0.0734 mol / mg o
- the NelfilconAl sheets were immersed in 2 ml of water to dissolve the phosphorylcholine-containing compound lOmg of the formula (2). Subsequently, 2 ml of 2N hydrochloric acid was added, and the mixture was adjusted to have a hydrochloric acid concentration of 1 M, and then reacted at 40 ° C. for 5 hours. The reaction solution was cooled to room temperature and sufficiently washed with pure water to obtain a target contact lens. The introduction amount of the phosphorylcholine group of the formula (1) is 0.1688 / z mol / mg.
- the obtained contact lens was immersed in perchloric acid and heated at 180 ° C. to decompose.
- the obtained solution was diluted with water, and hexaammo-pentane hexamolybdate tetrahydrate and L-ascorbic acid were added thereto.
- the color was developed at 95 ° C for 5 minutes, and the absorbance was measured at 710 ° C. , The amount introduced.
- An aqueous solution of sodium dihydrogen phosphate was used for the calibration curve.
- 1- ⁇ -glycerol phosphorylcholine (10 mg), 1,1-carbo-ludiimidazole (20 mg), and triethylamine (20 mg) were added to 3 ml of dimethyl sulfoxide, and the mixture was stirred at 50 ° C. for 2 hours.
- the Polymacon used in Example 1 was immersed in this solution and reacted at room temperature for 12 hours.
- the contact lens was thoroughly washed with dimethyl sulfoxide and water, and the amount of phosphorus was determined.
- the introduced phosphorylcholine group was below the detection limit of 0.001 ⁇ mol Zmg, and the reaction was not progressing.
- 1- ⁇ -glycerol phosphorylcholine (10 mg), 1,1-carbo-ludiimidazole (20 mg), and triethylamine (20 mg) were added to 3 ml of dimethyl sulfoxide, and the mixture was stirred at 50 ° C. for 2 hours.
- NelfilconA used in Example 2 was immersed in this solution, and reacted at room temperature for 12 hours.
- the contact lens was thoroughly washed with dimethyl sulfoxide and water, and the amount of phosphorus was determined.
- the introduced phosphorylcholine group was below the detection limit of 0.001 ⁇ mol Zmg, and the reaction was not progressing.
- FIG. 1 shows the results of protein adsorption in Examples 1 and 2 and Comparative Examples 1 to 7. These results indicate that the contact lens obtained by the production method of the present invention significantly suppresses protein adsorption.
- Example 2 the relationship between the amounts of introduction of the phosphorylcholine groups was examined by changing the reaction conditions when NelfilconA was treated.
- Tables 1 to 3 show the reaction temperature, the amount of the acid catalyst, and the amount of the phosphorylcholine group introduced with respect to the amount of the compound of the formula (2) added. ⁇ Effect of reaction temperature>
- reaction conditions are as follows. Reaction temperature: room temperature to 80 ° C, more preferably 40 ° C to 70 ° C
- Hydrochloric acid concentration 0.01M to 5M, more preferably 0.1 to: LM
- Phosphorylcholine compound (2) addition amount 0.1 to 10 equivalents, more preferably 1 to 5 equivalents Industrial applicability
- the method of the present invention can be preferably used for soft contact lenses in which protein contamination is a fatal problem.
- Particularly preferred for ionic soft contact lenses, which promote protein adsorption, are those for IJ.
- cereal IJ for oxygen permeability and easy contact with hard contact lenses to which proteins are easily adsorbed.
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Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05741156A EP1750161A1 (en) | 2004-05-24 | 2005-05-18 | Protein adsorption-preventing ocular lens material and method for producing same |
US10/593,544 US8236873B2 (en) | 2004-05-24 | 2005-05-18 | Method of manufacturing protein adsorption preventing eye lens material |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-153256 | 2004-05-24 | ||
JP2004153256 | 2004-05-24 | ||
JP2005136847A JP3715310B1 (ja) | 2004-05-24 | 2005-05-10 | 蛋白質吸着防止眼用レンズ材料及びその製造方法 |
JP2005-136847 | 2005-05-10 |
Publications (1)
Publication Number | Publication Date |
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WO2005114306A1 true WO2005114306A1 (ja) | 2005-12-01 |
Family
ID=35428511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2005/009084 WO2005114306A1 (ja) | 2004-05-24 | 2005-05-18 | 蛋白質吸着防止眼用レンズ材料及びその製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8236873B2 (ja) |
EP (1) | EP1750161A1 (ja) |
JP (1) | JP3715310B1 (ja) |
KR (1) | KR20070026433A (ja) |
WO (1) | WO2005114306A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1122258B1 (en) * | 2000-02-07 | 2004-05-12 | Biocompatibles UK Limited | Silicon containing compounds from Michael-type adduct reactions useful as monomers and macromers |
US8490782B2 (en) * | 2007-10-23 | 2013-07-23 | Bausch & Lomb Incorporated | Packaging solutions |
JP5280664B2 (ja) | 2007-10-25 | 2013-09-04 | 株式会社 資生堂 | 表面改質方法及び表面改質材料 |
JP2009120666A (ja) * | 2007-11-13 | 2009-06-04 | Shiseido Co Ltd | 樹脂材料の表面改質方法及び表面改質樹脂材料 |
US20110021756A1 (en) * | 2008-03-19 | 2011-01-27 | Katsuyuki Maeno | Method of manufacturing an affinity particle, affinity particle, and separation method |
JP5391265B2 (ja) | 2009-03-02 | 2014-01-15 | 株式会社 資生堂 | バイオチップの製造方法 |
KR101307305B1 (ko) | 2009-06-15 | 2013-09-11 | 가부시키가이샤 시세이도 | 세포 응집 덩어리 형성용 용기, 세포 응집 덩어리의 형성방법, 물질의 스크리닝 방법, 및 세포의 기능 탐색 방법 |
MX339441B (es) * | 2009-12-04 | 2016-05-26 | Barrick Gold Corp | Separacion de minerales de cobre a partir de la pirita usando el tratamiento con aire-metabisulfito. |
JP5095855B2 (ja) | 2010-12-13 | 2012-12-12 | 株式会社 資生堂 | 細胞凝集塊の形成方法 |
SG11201902351YA (en) * | 2016-10-26 | 2019-05-30 | Novartis Ag | Soft contact lenses with a lubricious coating covalently-attached thereon |
WO2020100090A1 (en) * | 2018-11-15 | 2020-05-22 | Alcon Inc. | Contact lens with phosphorylcholine-modified polyvinylalcohols therein |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61500918A (ja) * | 1984-01-20 | 1986-05-08 | バイオコンパテイブルズ・リミテツド | 生物適合性表面に関する改良 |
JPH09327288A (ja) * | 1996-06-11 | 1997-12-22 | Nof Corp | 修飾蛋白質の製造法及びコンタクトレンズ用汚れ除去剤 |
WO2001005855A1 (fr) * | 1999-07-14 | 2001-01-25 | Nof Corporation | Copolymere statistique, procede de production d'un tel copolymere et materiau medical associe |
JP2002520463A (ja) * | 1998-07-17 | 2002-07-09 | バイオコンパテイブルズ・リミテツド | コートされた成形ポリマー物品の提供方法 |
JP2003138144A (ja) * | 2001-11-07 | 2003-05-14 | Toyobo Co Ltd | 安全性の高いリン含有高分子を含有する高分子組成物 |
JP2004175830A (ja) * | 2002-11-25 | 2004-06-24 | Shiseido Co Ltd | ホスホリルコリン基を有するポリシロキサン及びその製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9004881D0 (en) * | 1990-03-05 | 1990-05-02 | Biocompatibles Ltd | Method of improving the ocular of synthetic polymers haemo and biocompatibility |
US5466853A (en) * | 1992-07-23 | 1995-11-14 | Nof Corporation | Diester monomer, its polymer, water-containing soft contact lens, and processing solution for contact lens |
US5936703A (en) * | 1993-10-13 | 1999-08-10 | Nof Corporation | Alkoxysilane compound, surface processing solution and contact lens |
US6533415B2 (en) * | 2000-03-21 | 2003-03-18 | Menicon Co., Ltd. | Ocular lens material having hydrophilic surface and process for preparing the same |
-
2005
- 2005-05-10 JP JP2005136847A patent/JP3715310B1/ja not_active Expired - Fee Related
- 2005-05-18 EP EP05741156A patent/EP1750161A1/en not_active Withdrawn
- 2005-05-18 KR KR1020067020171A patent/KR20070026433A/ko not_active Application Discontinuation
- 2005-05-18 WO PCT/JP2005/009084 patent/WO2005114306A1/ja active Application Filing
- 2005-05-18 US US10/593,544 patent/US8236873B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61500918A (ja) * | 1984-01-20 | 1986-05-08 | バイオコンパテイブルズ・リミテツド | 生物適合性表面に関する改良 |
JPH09327288A (ja) * | 1996-06-11 | 1997-12-22 | Nof Corp | 修飾蛋白質の製造法及びコンタクトレンズ用汚れ除去剤 |
JP2002520463A (ja) * | 1998-07-17 | 2002-07-09 | バイオコンパテイブルズ・リミテツド | コートされた成形ポリマー物品の提供方法 |
WO2001005855A1 (fr) * | 1999-07-14 | 2001-01-25 | Nof Corporation | Copolymere statistique, procede de production d'un tel copolymere et materiau medical associe |
JP2003138144A (ja) * | 2001-11-07 | 2003-05-14 | Toyobo Co Ltd | 安全性の高いリン含有高分子を含有する高分子組成物 |
JP2004175830A (ja) * | 2002-11-25 | 2004-06-24 | Shiseido Co Ltd | ホスホリルコリン基を有するポリシロキサン及びその製造方法 |
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JP2006011383A (ja) | 2006-01-12 |
KR20070026433A (ko) | 2007-03-08 |
US20090156741A1 (en) | 2009-06-18 |
EP1750161A1 (en) | 2007-02-07 |
JP3715310B1 (ja) | 2005-11-09 |
US8236873B2 (en) | 2012-08-07 |
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