WO2015092858A1 - 眼用レンズ用ポリシロキサン系マクロモノマー及びそれを用いた眼用レンズ - Google Patents
眼用レンズ用ポリシロキサン系マクロモノマー及びそれを用いた眼用レンズ Download PDFInfo
- Publication number
- WO2015092858A1 WO2015092858A1 PCT/JP2013/083670 JP2013083670W WO2015092858A1 WO 2015092858 A1 WO2015092858 A1 WO 2015092858A1 JP 2013083670 W JP2013083670 W JP 2013083670W WO 2015092858 A1 WO2015092858 A1 WO 2015092858A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- group
- macromonomer
- polysiloxane
- meth
- added
- 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/42—Block-or graft-polymers containing polysiloxane sequences
- C08G77/46—Block-or graft-polymers containing polysiloxane sequences containing polyether sequences
-
- 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
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/06—Polymers provided for in subclass C08G
- C08F290/068—Polysiloxanes
-
- 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
- C08G18/61—Polysiloxanes
-
- 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
- C08G18/672—Esters of acrylic or alkyl acrylic acid 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/751—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring
- C08G18/752—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group
- C08G18/753—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group
- C08G18/755—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group and at least one isocyanate or isothiocyanate group linked to a secondary carbon atom of the cycloaliphatic ring, e.g. isophorone diisocyanate
-
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/81—Unsaturated isocyanates or isothiocyanates
- C08G18/8108—Unsaturated isocyanates or isothiocyanates having only one isocyanate or isothiocyanate group
- C08G18/8116—Unsaturated isocyanates or isothiocyanates having only one isocyanate or isothiocyanate group esters of acrylic or alkylacrylic acid having only one isocyanate or isothiocyanate group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions 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; Compositions of derivatives of such polymers
- C08L83/10—Block- or graft-copolymers containing polysiloxane sequences
- C08L83/12—Block- or graft-copolymers containing polysiloxane sequences containing polyether sequences
-
- 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
-
- 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
Definitions
- the present invention relates to a polysiloxane macromonomer for an ophthalmic lens and an ophthalmic lens using the same, and in particular, has excellent compatibility with a hydrophilic monomer and enables various compounding compositions when producing an ophthalmic lens. And a polysiloxane macromonomer for an ophthalmic lens.
- Oxygen permeability is required.
- a silicone polymer having a siloxane main chain having a siloxane unit as a repeating unit is widely known to have excellent oxygen permeability, and has been conventionally used as a material for various ophthalmic lenses including contact lenses.
- Various silicone polymers have been used.
- a copolymer (silicone hydrogel) of a polysiloxane macromonomer in which a polymerizable group is bonded to a siloxane main chain and a hydrophilic monomer such as N-vinylpyrrolidone or dimethylacrylamide has a high water content and high oxygen permeability.
- Patent Document 1 Japanese Patent Publication No. 2008-511870
- Patent Document 2 Japanese Patent Application Laid-Open No. 2010-20330
- Patent Document 3 Japanese Patent Publication No. 2012-513042 proposes a method for producing a silicone hydrogel contact lens.
- the present invention has been made in the background of such circumstances, and the problem to be solved is for an ophthalmic lens excellent in compatibility with a hydrophilic component such as a hydrophilic monomer.
- the object is to provide a polysiloxane macromonomer.
- Another object of the present invention is to provide an ophthalmic lens or a contact lens using such a polysiloxane macromonomer for an ophthalmic lens.
- the present invention provides at least one polymerizable group, a polysiloxane chain having a siloxane unit as a repeating unit, and a polyoxyethylene chain in which the number of repeating oxyethylene groups is 2 or more. And a polyoxyalkylene chain having an oxyalkylene group different from the oxyethylene group as a repeating unit, and an HLB value calculated from the following formula is 0.7 to 6.0.
- the HLB value is 1.0 to 5.0.
- the number of repeating oxyethylene groups is 4-15.
- the polyoxyalkylene chain is a polyoxypropylene chain having an oxypropylene group as a structural unit.
- the number of repeating oxypropylene groups is 5 to 16.
- the polymerizable group constitutes the main chain in the monomer molecule via one or more urethane bonds. Bonded to siloxane chain.
- the gist of the present invention is also an ophthalmic lens or a contact lens made of a polymer of a polymerizable composition containing the polysiloxane macromonomer for an ophthalmic lens as described above.
- a polyoxyethylene chain having a repeating number of oxyethylene groups of 2 or more and an oxyethylene group different from the oxyethylene group are included in the molecule.
- a polyoxyalkylene chain having an alkylene group as a repeating unit, and the HLB value calculated from a predetermined formula is within a range of 0.7 to 6.0, Compared with the conventional polysiloxane macromonomer, the compatibility with the hydrophobic monomer is ensured to the same extent, while the compatibility with the hydrophilic monomer is greatly improved. .
- the polysiloxane macromonomer for an ophthalmic lens of the present invention can be used even in a compound composition that cannot be employed because the conventional polysiloxane macromonomer has low compatibility with a hydrophilic monomer. This makes it possible to produce an ophthalmic lens with even better oxygen permeability and various mechanical properties.
- the polysiloxane macromonomer for ophthalmic lenses of the present invention other components that could not be used together when using the conventional polysiloxane macromonomer can be used. The production of ophthalmic lenses having various characteristics, especially contact lenses, is expected.
- polysiloxane macromonomer for an ophthalmic lens of the present invention is a polysiloxane having at least one polymerizable group and a siloxane unit as a repeating unit.
- a polysiloxane macromonomer for an ophthalmic lens having a chain wherein a) a polyoxyethylene chain in which the number of repeating oxyethylene groups (—CH 2 CH 2 O—) is 2 or more, and b) an oxyethylene group And a polyoxyalkylene chain having a different oxyalkylene group as a repeating unit, and an HLB value calculated from the following formula is 0.7 to 6.0.
- [HLB value] E / 5 (formula)
- E is the weight fraction (% by weight) of the oxyethylene group in one molecule of the polysiloxane macromonomer.
- the polysiloxane macromonomer according to the present invention has good compatibility with both hydrophobic monomers and hydrophilic monomers that have been conventionally used in the production of ophthalmic lenses. It can be secured. Therefore, when manufacturing various ophthalmic lenses such as contact lenses, it is difficult to adopt conventional polysiloxane macromonomers because of their compatibility with other components (especially hydrophilic monomers).
- the polysiloxane macromonomer of the present invention can be used also in the blended composition.
- the polysiloxane macromonomer for an ophthalmic lens of the present invention can produce an ophthalmic lens having more excellent characteristics such as oxygen permeability compared to a conventional polysiloxane macromonomer. It is expected, and even components that could not be used together with conventional polysiloxane macromonomers can be used, and production of ophthalmic lenses with various characteristics is expected. It is a thing.
- the polysiloxane macromonomer of the present invention has a polymerizable group similar to the conventional polysiloxane macromonomer.
- a polymerizable group include an acryloyloxy group, a methacryloyloxy group, a vinyl group, and an allyl group.
- the polysiloxane macromonomer of the present invention has a polyoxyethylene chain in which the number of repeating oxyethylene groups is 2 or more. If the number of repeating oxyethylene groups is too large (too many), the monomer In the case of a macromonomer having a polyoxyethylene chain in which the number of repeating oxyethylene groups is too large (too many), the strength of an ophthalmic lens obtained using the same decreases. There is a risk of becoming brittle. Therefore, in the polysiloxane macromonomer for an ophthalmic lens of the present invention, the number of repeating oxyethylene groups constituting the polyoxyethylene chain is preferably 4 to 15, more preferably 4 to 10, as appropriate. Selected.
- the polysiloxane macromonomer of the present invention has a polyoxyethylene chain having a repeating unit of an oxyalkylene group different from the oxyethylene group together with a polyoxyethylene chain having an oxyethylene group repeating number of 2 or more. It is.
- the oxyalkylene group constituting the polyoxyalkylene chain any of various conventionally known oxyalkylene groups can be used as long as the effects of the present invention are exhibited. Specifically, an oxypropylene group, An oxybutylene group etc. can be illustrated.
- the polysiloxane macromonomer of the present invention preferably has a polyoxypropylene chain having an oxypropylene group (—CH (CH 3 ) CH 2 O—) as a repeating unit.
- the number of repeating oxyalkylene groups different from the oxyethylene group is appropriately determined according to the type of oxyalkylene group constituting the polyoxyalkylene chain.
- the number of repeating oxypropylene groups is preferably in the range of 5 to 16.
- the polysiloxane macromonomer of the present invention has a polysiloxane chain having a siloxane unit as a repeating unit in the molecular chain
- the polysiloxane macromonomer for an ophthalmic lens of the present invention is used. It provides excellent oxygen permeability to the obtained ophthalmic lens.
- the polysiloxane macromonomers of the present invention particularly those having a structure in which a polymerizable group is bonded to a polysiloxane chain constituting a main chain in a monomer molecule via one or more urethane bonds.
- the ophthalmic lens obtained by using such a polysiloxane macromonomer is reinforced without impairing the excellent oxygen permeability due to the siloxane chain.
- an elastic resilience is imparted to the ophthalmic lens to reduce brittleness and improve mechanical strength.
- the polysiloxane macromonomer for an ophthalmic lens according to the present invention has a specific polyoxyethylene chain and a polyoxyalkylene chain different from the polyoxyethylene chain, and is calculated from the above formula. Although it is comprised so that a value may become in the predetermined range, the structure can illustrate what is represented by general formula (I) shown below.
- a 1 and A 2 are groups represented by the following general formulas (II) and (III), respectively.
- Y 21 and Y 22 are all polymerizable groups, and each independently represents an acryloyloxy group, a methacryloyloxy group, a vinyl group or an allyl group.
- R 21 and R 22 each independently represents a direct bond or an alkylene group having a straight chain or branched chain having 2 to 6 carbon atoms.
- the alkylene group is preferably an ethylene group, a propylene group or a butylene. It is a group.
- Z 1 , Z 2 , Z 3 , Z 4 , Z 5 and Z 6 are each independently a polyoxyalkylene chain having a direct bond or an oxyalkylene group as a repeating unit. is there. However, at least one or more of Z 1 to Z 6 is a polyoxyethylene chain in which the number of repeating oxyethylene groups is 2 or more, and at least one or more of Z 1 to Z 6 that are not polyoxyethylene chains. Is a polyoxyalkylene chain having an oxyalkylene group different from the oxyethylene group as a repeating unit.
- the number of repeating oxyethylene groups is preferably 4 to 15, more preferably 4 to 10, and the polyoxyethylene group having an oxyalkylene group different from the oxyethylene group as a repeating unit.
- the alkylene chain is preferably a polyoxypropylene chain having 5 to 16 repeating oxypropylene groups.
- U 1 is a group represented by the following general formula (IV), and includes a urethane bond in the molecular chain of the polysiloxane macromonomer.
- E 21 is a —NHCO— group (in this case, E 21 forms a urethane bond with X 21 ), or a saturated or unsaturated aliphatic system, alicyclic system and aromatic Represents a divalent group derived from a diisocyanate selected from the group of the group (in this case, E 21 forms a urethane bond between Z 1 and X 21 ), and X 21 represents an oxygen atom .
- U 2 is a group represented by the following general formula (VI), and includes a urethane bond in the molecular chain of the polysiloxane macromonomer.
- -R 41 -X 41 -E 41 -X 42 -R 42 - ⁇ (VI)
- R 41 and R 42 each independently represent an alkylene group having a linear or branched chain having 2 to 6 carbon atoms
- X 41 and X 42 are each independently Represents an oxygen atom or an alkylene glycol group
- E 41 is a divalent group derived from a diisocyanate selected from the group consisting of saturated or unsaturated aliphatic, alicyclic and aromatic groups (in this case, E 41 is X 41 and X 42 form a urethane bond).
- U 3 is a group represented by the following general formula (VII), and contains a urethane bond in the molecular chain of the polysiloxane macromonomer.
- -X 22 -E 22 - ⁇ (VII ) In the general formula (VII), X 22 represents an oxygen atom, E 22 represents a —NHCO— group (in this case, E 22 forms a urethane bond with X 22 ), or is saturated or unsaturated.
- divalent group derived from a diisocyanate selected from the group of aliphatic groups include divalent groups derived from saturated aliphatic diisocyanates such as ethylene diisocyanate, 1,3-diisocyanate propane, hexamethylene diisocyanate; A divalent group derived from an alicyclic diisocyanate such as diisocyanate cyclohexane, bis (4-isocyanatocyclohexyl) methane, isophorone diisocyanate; a divalent group derived from an aromatic diisocyanate such as tolylene diisocyanate or 1,5-diisocyanate naphthalene Unsaturated fatty systems such as 2,2'-diisocyanate diethyl fumarate
- a divalent group derived from hexamethylene diisocyanate and a divalent group derived from isophorone diisocyanate are relatively easily available, and can ultimately impart high strength to the target ophthalmic lens. Therefore, it is advantageously employed in the present invention.
- S 1 and S 2 are each independently a group represented by the following general formula (V).
- R 31 and R 38 are each independently an alkylene group having a linear or branched chain having 2 to 6 carbon atoms
- R 32 , R 33 , R 34 , R 35 , R 36 and R 37 are each independently an alkyl group having 1 to 6 carbon atoms, a fluorine-substituted alkyl group, or a phenyl group.
- the above-described alkyl group substituted with fluorine includes 3,3,3-trifluoro-n-propyl group, 2,2,2-trifluoroisopropyl group, 4,4,4-trifluoro-n- Butyl group, 3,3,3-trifluoroisobutyl group, 3,3,3-trifluoro-sec-butyl group, 2,2,2-trifluoro-tert-butyl group, 5,5,5-trifluoro Examples include -n-pentyl group, 4,4,4-trifluoroisopentyl group, 3,3,3-trifluoroneopentyl group, 6,6,6-trifluorohexyl group and the like.
- K is an integer of 1 to 1500
- L is 0 or an integer of 1 to 1500
- the sum of K and L: “K + L” is an integer of 1 to 1500.
- the value of “K + L” is 0, not only the oxygen permeability of the ophthalmic lens material obtained using such a monomer is lowered, but also the flexibility tends to be lowered.
- the value of “K + L” is preferably an integer of 2 to 1000, more preferably an integer of 3 to 500.
- n represents 0 or an integer of 1 to 10.
- n in the general formula (I) is 0 or an integer of 1 to 5.
- Preferred examples of the polysiloxane macromonomer for an ophthalmic lens according to the present invention include those represented by the following general formula (VIII) and the following general formula (IX). Needless to say, the polysiloxane macromonomer according to the present invention is not limited to those represented by the following general formula (VIII) and the following general formula (IX).
- R 51 represents a hydrogen atom or a methyl group
- a is an integer of 2 or more
- b is an integer of 2 or more
- n is an integer of 1 to 1500.
- R 52 and R 5 3 is a hydrogen atom or a methyl group.
- a ′ is an integer of 2 or more
- b ′ is an integer of 2 or more
- n ′ is 1. It is an integer of ⁇ 1500.
- R 61 and R 62 are a hydrogen atom or a methyl group. When R 61 is a hydrogen atom, R 62 is a methyl group, and when R 61 is a methyl group, R 62 is It is a hydrogen atom.
- the polysiloxane macromonomer for an ophthalmic lens of the present invention uses various known compounds as starting materials (raw materials) and reacts them continuously or stepwise according to a known method. It is possible to manufacture.
- the polysiloxane macromonomer represented by the general formula (VIII) can be advantageously produced by carrying out a two-stage urethanization reaction. Specifically, first, a polysiloxane compound whose both ends are modified with polypropylene oxide and a diisocyanate compound are reacted with each other using a predetermined solvent and / or catalyst as necessary, so that isocyanate is formed at both ends. A compound having a group (or a hydroxy group) is synthesized (urethanization reaction I).
- the number of repeating propylene oxide (oxypropylene groups) in the polypropylene oxide portion and the repetition of siloxane bonds in the polysiloxane portion is appropriately determined according to the structure of the target polysiloxane macromonomer.
- diisocyanate compound examples include isophorone diisocyanate, ethylene diisocyanate, 1,6-hexamethylene diisocyanate, 1,2-toluene diisocyanate, 1,4-toluene diisocyanate, xylylene diisocyanate, bis (2-isocyanatoethyl) fumarate, 1, 5-naphthalene diisocyanate, cyclohexyl-1,4-diisocyanate, 4,4′-dicyclohexylmethane diisocyanate, diphenylmethane-4,4′-diisocyanate, 2,2,4- (2,4,4) -trimethylhexane-1, Examples include 6-diisocyanate.
- polysiloxane macromonomer represented by the general formula (IX) first, a dimethylpolysiloxane compound having SiH groups at both ends and a propylene oxide-ethylene oxide compound having an allyl group at the ends, A polysiloxane compound having a polyether at both ends is synthesized by reacting using a predetermined solvent and / or catalyst as necessary.
- a polysiloxane compound having a polyether at both ends is reacted with an isocyanate compound, and a known polysiloxane macromonomer is obtained by performing a conventionally known purification operation.
- the starting material (raw material) shown in each above-mentioned manufacturing method is only an illustration to the last, and if it is a starting material (raw material) which can manufacture the polysiloxane macromonomer for ophthalmic lenses of this invention, Anything can be used. It goes without saying that the polysiloxane macromonomer for an ophthalmic lens of the present invention can also be produced by a production method other than the above-described method.
- the polysiloxane macromonomer for an ophthalmic lens of the present invention obtained as described above has a specific polyoxyethylene chain and a polyoxyalkylene chain different from the polyoxyethylene chain. Since the HLB value calculated from the predetermined formula falls within the predetermined range, the hydrophobic monomer and the hydrophilic monomer that are generally used in the production of ophthalmic lenses from the past. In any case, good compatibility can be ensured. Therefore, the conventional polysiloxane macromonomer can be used even in a blending composition that is difficult to adopt because of compatibility with other components (especially hydrophilic monomers), and has characteristics superior to those of conventional products. It is possible to manufacture ophthalmic lenses.
- a polymerizable composition containing the polysiloxane macromonomer of the present invention is prepared. Prepared. In the preparation of such a polymerizable composition, a component corresponding to the target contact lens is appropriately selected and used from various components conventionally used in the production of contact lenses. It becomes.
- hydrophilic monomers and hydrophobic monomers and if necessary, crosslinking agents, reinforcing agents, hydrophilizing agents, UV absorbers
- a polymerizable composition is prepared by using a dye or a dye. As each of these components, it is possible to use various compounds conventionally used in the production of contact lenses.
- hydrophilic monomers include N-vinylpyrrolidone (NVP); acrylamide, N, N-dimethylacrylamide (DMAA), N, N-diethylacrylamide, N, N-dimethylaminopropylacrylamide, and N-isopropylacrylamide.
- NVP N-vinylpyrrolidone
- DMAA N-dimethylacrylamide
- DMAA N-dimethylacrylamide
- N-diethylacrylamide N, N-dimethylaminopropylacrylamide
- N-isopropylacrylamide N-isopropylacrylamide
- Acrylamide monomers such as acryloylmorpholine; hydroxyalkyl acrylates such as 2-hydroxyethyl acrylate, hydroxypropyl acrylate and hydroxybutyl acrylate; (alkyl) aminoalkyl acrylates such as 2-dimethylaminoethyl acrylate and 2-butylaminoethyl acrylate; Alkylene glycol monoacrylates such as ethylene glycol monoacrylate and propylene glycol monoacrylate; ethylene glycol Ethylene glycol vinyl ether; acrylic acid; aminostyrene; hydroxystyrene; vinyl acetate; glycidyl acrylate; allyl glycidyl ether; vinyl propionate; N-vinyl-3-methyl-2-pyrrolidone, N-vinyl-4-methyl- 2-pyrrolidone, N-vinyl-5-methyl-2-pyrrolidone, N-vinyl-6-methyl-2-pyrrolidone, N-
- examples of the hydrophobic monomer include silicon-containing monomers and fluorine-containing alkyl (meth) acrylates that have been conventionally used for ophthalmic lens materials. These hydrophobic monomers are used as an auxiliary component of the polysiloxane macromonomer of the present invention.
- a silicon-containing monomer different from the polysiloxane macromonomer of the present invention Since the molecular weight is smaller than that of the polysiloxane macromonomer, there is an advantage that the compatibility of the polymerizable composition can be improved by the addition of such a silicon-containing monomer.
- fluorine-containing alkyl (meth) acrylates improve the solubility of oxygen in the lens (polymer), which is one factor in oxygen permeability in contact lenses, and reduce the tackiness of the lens surface.
- the hydrophobicity and oleophobicity effectively prevent adhesion of lipids and the like, and improve the stain resistance of the lens. It should be understood that the notation “ ⁇ (meth) acrylate” in this specification is used as a generic term including “ ⁇ acrylate” and “ ⁇ methacrylate”.
- silicon-containing monomer examples include pentamethyldisiloxymethyl group, bis (trimethylsiloxy) (methyl) silylmethyl group, bis (trimethylsiloxy) (methyl) silylpropyl group, tris (trimethylsiloxy) silylmethyl group, and tris (trimethylsiloxy).
- silicon-containing monomers such as siloxanyl (meth) acrylate and siloxanylstyrene in which a silylpropyl group or the like is introduced into (meth) acrylate or styrene.
- bis (trimethylsiloxy) (methyl) silylpropyl (meth) acrylate and tris (trimethylsiloxy) silylpropyl (meth) acrylate are easy to purify, oxygen-permeable, readily available, and compatible. From the point of view, it is particularly preferably used.
- fluorine-containing alkyl (meth) acrylate examples include 2,2,2-trifluoroethyl (meth) acrylate, 2,2,3,3,3-pentafluoropropyl (meth) acrylate, and (perfluorobutyl) ethyl.
- Method Method
- fluorine-containing alkyl (meth) acrylates in particular, the larger the fluorine portion is, the more convenient it is to ensure better oxygen permeability, and the lens can be made moderately soft. Therefore, it can be more suitably employed.
- fluorine-containing acrylic (meth) acrylates having a large fluorine moiety include (perfluorohexyl) ethyl (meth) acrylate, (perfluorooctyl) ethyl (meth) acrylate, (perfluorodecyl) ethyl (meth) acrylate, and the like.
- (perfluorooctyl) ethyl (meth) acrylate is the most desirable because it is commercially available and can be easily purified by distillation under reduced pressure.
- the crosslinking agent is added as necessary for the purpose of improving the mechanical strength, shape stability, etc. of the contact lens, and is appropriately used according to the polysiloxane macromonomer of the present invention.
- a crosslinking agent is rarely required, but a macromonomer with few polymerizable groups is used.
- a suitable cross-linking agent may be used because the shape stability, strength, durability, etc. of the contact lens may become a problem. desirable.
- cross-linking agent having two or more polymerizable groups and conventionally used in ophthalmic lens materials can be used as such a cross-linking agent.
- polyhydric alcohols such as ethylene glycol, diethylene glycol, triethylene glycol, propylene glycol, 1,4-butanediol, 1,6-hexanediol, trimethylolpropane, pentaerythritol; adipic acid Divinyl, diallyl adipate, allyl adipate vinyl ester, divinyl sebacate, diallyl sebacate, allyl sebacate vinyl ester, oxalic acid, malonic acid, maleic acid, methylmalonic acid, succinic acid, dimethylmalonic acid, ethyl Malonic acid, methyl succinic acid, glutaric acid, dimethyl succinic acid, isopropyl malonic acid, methyl glutaric acid, methyl adipic
- the crosslinking agent as described above is 0.0005 to 10 parts by weight with respect to 100 parts by weight of the total of the above-described monomer components (polysiloxane macromonomer, hydrophilic monomer and hydrophobic monomer of the present invention). It is preferable to mix
- a cross-linking agent is required, if the amount of the cross-linking agent is too small, a sufficient effect due to the cross-linking agent cannot be obtained, and shape retention such as a circle or the like required for a contact lens after hydration is appropriate. On the other hand, if the amount is too large, the polymer has too many crosslinking points and the contact lens becomes brittle and may be easily damaged. .
- the reinforcing agent is added to adjust the mechanical strength of the contact lens.
- the polysiloxane macromonomer of the present invention has a large number of polymerizable groups in one molecule, the polysiloxane macromonomer itself has a crosslinking effect. A contact lens with excellent properties can be obtained.
- a reinforcing agent is used. It is desirable.
- any of various known reinforcing agents conventionally used for ophthalmic lens materials can be used as the reinforcing agent.
- specific examples include vinyl esters and allyl esters of organic carboxylic acids such as vinyl acetate and allyl propionate, (meth) acrylic acid esters and macromonomers thereof, styrene derivatives, and the like. At least one of such conventionally known reinforcing agents is appropriately selected and used.
- the blending ratio of the reinforcing agent as described above is 1 to 20 parts by weight with respect to 100 parts by weight of the total of the above-described monomer components (polysiloxane macromonomer, hydrophilic monomer and hydrophobic monomer of the present invention). It is preferable to mix
- the blending ratio is less than 1 part by weight with respect to 100 parts by weight of the monomer component, there is a possibility that a sufficient reinforcing effect cannot be obtained.
- it exceeds 20 parts by weight the desired oxygen permeability may be difficult to obtain, or a sufficient water content may not be obtained.
- the hydrophilizing agent is a component for imparting hydrophilicity to the contact lens.
- a contact lens obtained by copolymerizing a polymerizable composition containing the monomer component described above has a desired water content. Although the rate is achieved, the hydrophilicity or water wettability of the surface is insufficient, the compatibility between the polymerizable monomers is insufficient, the elasticity of the contact lens is too large, the polymerization container material or the molding container It is desirable to use it appropriately when the affinity with the material is too large.
- hydrophilizing agent conventionally used in ophthalmic lens materials can be used as such a hydrophilizing agent.
- mono (meth) acrylates of polyhydric alcohols such as ethylene glycol, propylene glycol and 1,6-hexanediol
- N- (meth) acryloylmorpholine such as ethylene glycol, propylene glycol and 1,6-hexanediol
- N- (meth) acryloylmorpholine such as ethylene glycol, propylene glycol and 1,6-hexanediol
- N- (meth) acryloylmorpholine such as ethylene glycol, propylene glycol and 1,6-hexanediol
- N- (meth) acryloylmorpholine such as ethylene glycol, propylene glycol and 1,6-hexanediol
- N- (meth) acryloylmorpholine such as ethylene glycol, propylene glycol
- the blending ratio of the hydrophilizing agent as described above is 1 to 30 parts by weight with respect to 100 parts by weight of the total of the above-mentioned monomer components (polysiloxane macromonomer, hydrophilic monomer and hydrophobic monomer of the present invention). In such a quantitative ratio, it is blended in the polymerizable composition.
- a hydrophilizing agent is necessary, if the blending ratio is less than 1 part by weight with respect to 100 parts by weight of the monomer component described above, the contact lens finally obtained is sufficiently hydrophilized. There is a possibility that the effect cannot be enjoyed.
- the blending ratio exceeds 30 parts by weight, the compatibility between the monomers may be deteriorated or the desired oxygen permeability may be difficult to obtain. .
- a contact lens using the polysiloxane macromonomer of the present invention in addition to the above-described components, various other types that have been conventionally used in the production of contact lenses as required. It is also possible to use the compounding agents or additives.
- a compounding agent or additive there are a polymerizable ultraviolet absorber for imparting ultraviolet absorptivity to the contact lens, a polymerizable dye for coloring the contact lens, and an ultraviolet absorptivity for the contact lens.
- a polymerizable ultraviolet absorbing dye for coloring a lens can be exemplified.
- the polymerizable ultraviolet absorber for example, 2-hydroxy-4- (meth) acryloyloxybenzophenone, 2-hydroxy-4- (meth) acryloyloxy-5-t-butylbenzophenone, 2-hydroxy-4 A benzophenone-based polymerizable UV absorber such as (meth) acryloyloxy-2 ′, 4′-dichlorobenzophenone, 2-hydroxy-4- (2′-hydroxy-3 ′-(meth) acryloyloxypropoxy) benzophenone; 2 -(2'-hydroxy-5 '-(meth) acryloyloxyethylphenyl) -2H-benzotriazole [HMEPBT], 2- (2'-hydroxy-5'-(meth) acryloyloxyethylphenyl) -5-chloro -2H-benzotriazole, 2- (2'-hydroxy-5'- (Meth) acryloyloxypropylphenyl) -2H-benzotriazole
- the polymerizable dye first, 1-phenylazo-4- (meth) acryloyloxynaphthalene, 1-phenylazo-2-hydroxy-3- (meth) acryloyloxynaphthalene, 1-naphthylazo-2-hydroxy-3- (Meth) acryloyloxynaphthalene, 1- ( ⁇ -anthrylazo) -2-hydroxy-3- (meth) acryloyloxynaphthalene, 1-((4 ′-(phenylazo) -phenyl) azo) -2-hydroxy-3- (Meth) acryloyloxynaphthalene, 1- (2 ′, 4′-xylylazo) -2- (meth) acryloyloxynaphthalene, 1- (o-tolylazo) -2- (meth) acryloyloxynaphthalene, 2- (m- (Meth) acryloylamide-anilino) -4,6-bis (1 ′-
- Examples of the polymerizable dye further include 1,5-bis ((meth) acryloylamino) -9,10-anthraquinone, 1- (4′-vinylbenzoylamide) -9,10-anthraquinone, 4-amino-1- (4′-vinylbenzoylamide) -9,10-anthraquinone, 5-amino-1- (4′-vinylbenzoylamide) -9,10-anthraquinone, 8-amino-1- (4′-vinylbenzoylamide) -9,10-anthraquinone, 4-nitro-1- (4'-vinylbenzoylamide) -9,10-anthraquinone, 4-hydroxy-1- (4'-vinylbenzoylamide) -9,10-anthraquinone, -(3'-vinylbenzoylamide) -9,10-anthraquinone, 1- (2'-vinylbenzo
- examples of polymerizable ultraviolet absorbing dyes include 2,4-dihydroxy-3 (p-styrenoazo) benzophenone, 2,4-dihydroxy-5- (p-styrenoazo) benzophenone, 2,4-dihydroxy-3- (p -(Meth) acryloyloxymethylphenylazo) benzophenone, 2,4-dihydroxy-5- (p- (meth) acryloyloxymethylphenylazo) benzophenone, 2,4-dihydroxy-3- (p- (meth) acryloyloxy Ethylphenylazo) benzophenone, 2,4-dihydroxy-5- (p- (meth) acryloyloxyethylphenylazo) benzophenone, 2,4-dihydroxy-3- (p- (meth) acryloyloxypropylphenylazo) benzophenone, 2,4-dihydroxy-5- (p (Meth) acryloyloxypropylphenylazo)
- the polymerizable ultraviolet absorbent, the polymerizable dye and the polymerizable ultraviolet absorbent dye as described above are used in a total of 100 parts by weight of the above-mentioned monomer components (polysiloxane macromonomer, hydrophilic monomer and hydrophobic monomer of the present invention).
- it is preferably blended into the polymerizable composition in a quantitative ratio of 3 parts by mass or less, and more preferably in a quantitative ratio of 0.01 to 2 parts by mass. Is blended into the product.
- the blending ratio of these polymerizable ultraviolet absorbers exceeds 3 parts by mass, the mechanical strength of the obtained contact lens tends to decrease, and the above-mentioned polymerization is considered in consideration of the toxicity of the ultraviolet absorber and the dye. This is because it is preferable that the amount of the active ultraviolet absorber or the like is small.
- the blending ratio of each component in the polymerizable composition is such that the water content of the contact lens finally obtained is 10 to 60%. Preferably it is determined. If the moisture content of the contact lens is less than 10%, even if a tear film exists between the lens and the cornea, the lens is pressed against the cornea by blinking, and the distance between the lens and the cornea is reduced. Eventually, there is a risk that the lens sticks to the cornea like a suction cup. On the other hand, if the water content exceeds 60%, the oxygen permeability may be lowered. More preferably, the blending ratio of each component in the polymerizable composition is determined so that the water content is particularly 12 to 55% within the range of 10 to 60%.
- the prepared polymerizable composition is copolymerized according to various conventionally known polymerization methods.
- a thermal polymerization initiator is added to the polymerizable composition, and then heated gradually or stepwise in a temperature range of room temperature to about 150 ° C.
- a polymerization method thermal polymerization method
- a photopolymerization initiator and a photosensitizer
- an appropriate light beam for example, an ultraviolet ray or an electron beam
- examples thereof include a method for performing polymerization (photopolymerization method) and a method for performing polymerization by combining the thermal polymerization method and the photopolymerization method.
- the polymerization method include a bulk polymerization method and a solution polymerization method, but other known methods may be used.
- the method (processing method) for molding the contact lens (ophthalmic lens) is not particularly limited, and the polymerizable composition is accommodated in a suitable polymerization mold or polymerization vessel, and the polymerization mold is used. Polymerization is performed inside or in a polymerization vessel to obtain a rod-shaped, block-shaped, plate-shaped or other contact lens material (ophthalmic lens material) made of a polymer of a polymerizable composition, and then a cutting process, a polishing process, etc.
- a cutting method for forming into a desired shape by mechanical processing and a polymerization mold that gives a desired contact lens shape are prepared, and a predetermined polymerizable monomer composition is accommodated in a molding cavity of this polymerization mold,
- a mold method that obtains a molded product by polymerizing the above-described polymerization components in a mold and a method that combines a mold method that mechanically finishes and a cutting method if necessary.
- Various known methods from the come is, both can be adopted.
- the molding method is preferably employed because it can effectively reduce the production cost.
- the thermal polymerization initiator used is 2,2′-azobisisobutyronitrile, 2,2′-azobis (2,4-dimethylvalero). Nitrile), benzoyl peroxide, t-butyl hydroperoxide, cumene hydroperoxide, lauroyl peroxide, t-butyl peroxyhexanoate, 3,5,5-trimethylhexanoyl peroxide, etc. I can do it.
- These thermal polymerization initiators can be used alone or in admixture of two or more.
- the amount of the thermal polymerization initiator used is preferably 0.001 to 2 parts by mass, more preferably 0.01 to 1 part by mass with respect to 100 parts by mass of all the monomer components of the polymerizable composition.
- the heating temperature of the polymerizable composition is preferably 50 to 150 ° C., more preferably 60 to 140 ° C.
- the heating time of the polymerizable composition is preferably 10 to 120 minutes, more preferably 20 to 60 minutes.
- the photopolymerization initiator used is 2,4,6-trimethylbenzoyl-diphenylphosphine oxide (TPO), bis (2,4,6-trimethyl).
- Phosphine oxide photopolymerization initiators such as benzoyl) -phenylphosphine oxide; benzoins such as methyl orthobenzoyl benzoate, methyl benzoyl formate, benzoin methyl ether, benzoin ethyl ether, benzoin isopropyl ether, benzoin isobutyl ether, benzoin-n-butyl ether Photopolymerization initiator: 2-hydroxy-2-methyl-1-phenylpropan-1-one (HMPPO), p-isopropyl- ⁇ -hydroxyisobutylphenone, pt-butyltrichloroa Phenone-based photopolymerization initiators such as tophenone, 2,2-dimethoxy-2-phenylacetophenone, ⁇ , ⁇ -dichloro-4-phenoxyacetophenone, N, N-tetraethyl-4,4-diaminobenzophenone; 1-hydroxycyclohexylphen
- photopolymerization initiators can be used alone or in admixture of two or more. Moreover, you may use a photosensitizer with a photoinitiator.
- the ratio of these photopolymerization initiator and photosensitizer used is preferably 0.001 to 2 parts by mass, more preferably 0.01 to 1 part per 100 parts by mass of all the monomer components of the polymerizable composition. Part by mass.
- the type of a photopolymerization initiator when polymerizing a polymerizable composition by a photopolymerization method, it is necessary to select the type of a photopolymerization initiator to be used according to the wavelength range of light to be irradiated.
- the light illuminance is preferably in the range of 0.1 to 100 mW / cm 2 .
- light with different illuminances may be irradiated stepwise, and the light irradiation time is preferably 1 minute or longer.
- the polymerizable composition may be heated simultaneously with the light irradiation, whereby the polymerization reaction is promoted, and it is possible to easily form a copolymer.
- the template or polymerization vessel used for photopolymerization is not particularly limited as long as it is a material that can transmit light necessary for polymerization (curing) of the polymerizable composition, but polypropylene, polystyrene, nylon, polyester What consists of general purpose resin, such as these, is preferable.
- the copolymer obtained as described above is usually subjected to a treatment for removing residues in the copolymer.
- a treatment for removing residues in the copolymer is because, for example, in the bulk polymerization method, the viscosity of the system increases with the progress of the polymerization reaction, the monomer component cannot diffuse in the high viscosity system, and the monomer that cannot participate in the polymerization reaction is co-polymerized in an unpolymerized state.
- a solvent that does not participate in the polymerization reaction often remains in the copolymer in the solution polymerization method, and such a residue is a contact lens that is a medical device. This is because it is necessary to reduce the weight as much as possible.
- the copolymer is immersed in water, an organic solvent, or a mixed solvent thereof, and the residue is eluted from the polymer by preferably repeating this.
- a solvent for such treatment an aqueous solution in which an inorganic compound is dissolved, such as physiological saline, or a mixed solution of such an aqueous solution and an organic solvent can be used.
- the copolymer that has been subjected to the removal process of the residue is subjected to a hydration process by being immersed in water, whereby a desired hydrous contact lens is manufactured.
- the contact lens is appropriately sterilized so as to ensure sufficient safety with respect to a living body.
- various treatments for improving the surface characteristics are performed on the contact lens in a dry state or a water-containing state after molding by the molding method or the cutting method as described above.
- Examples of such treatment include low temperature plasma treatment, atmospheric pressure plasma treatment, and corona discharge.
- the low temperature plasma treatment is performed in a dilute gas atmosphere such as an alkane having 1 to 6 carbon atoms and a fluorine-substituted alkane, nitrogen, oxygen, carbon dioxide, argon, hydrogen, air, water, silane, or a mixture thereof.
- a dilute gas atmosphere such as an alkane having 1 to 6 carbon atoms and a fluorine-substituted alkane, nitrogen, oxygen, carbon dioxide, argon, hydrogen, air, water, silane, or a mixture thereof.
- the low temperature plasma treatment in a dilute gas atmosphere of a mixture of organic silane, methane, nitrogen and the like.
- the low temperature plasma treatment can be performed under reduced pressure and atmospheric pressure.
- the output, processing time, and gas concentration are appropriately set using high frequency RF (for example, 13.65 MHz), low frequency AF (for example, 15.0 to 40.0 KHz), and microwave (for example, 2.45 GHz). It is possible to control the surface modification effect by adjusting.
- hydrophilic agents such as 2-hydroxyethyl (meth) acrylate, (meth) acrylic acid, methoxytriethylene glycol (meth) acrylate, dimethylacrylamide, etc. It is also effective to make the surface of the contact lens hydrophilic so as to impart more excellent water wettability.
- TRIS 3-tris (trimethylsiloxy) silylpropyl methacrylate
- NVP N-vinylpyrrolidone
- DMAA dimethylacrylamide
- N-MMP 1-methyl-3-methylene-2-pyrrolidinone
- TPO diphenyl (2,4,4 6-trimethylbenzoyl) phosphine oxide / HMEPBT: 2- (2′-hydroxy-5 ′-(meth) acryloyloxyethylphenyl) -2H-benzotriazole / HMPPO: 2-hydroxy-2-methyl-1-phenylpropane -1-one
- EDMA ethylene glycol dimethacrylate
- MTA 2-methoxyethyl acrylate
- AMA allyl methacrylate
- the reaction solution was dissolved in 800 mL of acetonitrile and transferred to a separatory funnel. Next, 800 mL of hexane was added to the separatory funnel to separate the layers. Of the three separated layers, the bottom layer was discarded. Furthermore, 200 mL of acetonitrile was added and the liquids were separated again. Of the three separated layers, the bottom layer was discarded. Furthermore, 200 mL of acetonitrile was added and the liquids were separated again. Of the three separated layers, the bottom layer was discarded.
- the HLB value is 2.72.
- the reaction solution was dissolved in 600 mL of acetonitrile and transferred to a separatory funnel. Next, 600 mL of hexane was added to the separatory funnel to separate the layers. Of the three separated layers, the bottom layer was discarded. Furthermore, 300 mL of acetonitrile was added and the liquids were separated again. Of the three separated layers, the bottom layer was discarded. Furthermore, 150 mL of acetonitrile was added and the liquids were separated again. Of the three separated layers, the bottom layer was discarded.
- the reaction solution was dissolved in 800 mL of acetonitrile and transferred to a separatory funnel. Next, 800 mL of hexane was added to the separatory funnel to separate the layers. Of the three separated layers, the bottom layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the three separated layers, the bottom layer was discarded. Furthermore, 200 mL of acetonitrile was added and the liquids were separated again. Of the three separated layers, the bottom layer was discarded. The remaining layer was recovered, 0.0122 g of 4-methoxy-1-naphthol (MNT) was added, and the solvent was distilled off under reduced pressure to obtain 67.67 g of a highly viscous light yellow liquid.
- MNT 4-methoxy-1-naphthol
- the HLB value is 2.30.
- the reaction solution was dissolved in 1000 mL of acetonitrile and transferred to a separatory funnel. Next, 1000 mL of hexane was added to the separatory funnel to separate the layers. Of the two separated layers, the lower layer (acetonitrile layer) was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded.
- the HLB value is 1.74.
- the reaction solution was dissolved in 800 mL of acetonitrile and transferred to a separatory funnel. Next, 800 mL of hexane was added to the separatory funnel to separate the layers. Of the two separated layers, the lower layer (acetonitrile layer) was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded.
- the reaction solution was dissolved in 800 mL of acetonitrile and transferred to a separatory funnel. Next, 800 mL of hexane was added to the separatory funnel to separate the layers. Of the two separated layers, the lower layer (acetonitrile layer) was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded.
- the HLB value is 1.97.
- the reaction solution was dissolved in 800 mL of acetonitrile and transferred to a separatory funnel. Next, 800 mL of hexane was added to the separatory funnel to separate the layers. Of the two separated layers, the lower layer (acetonitrile layer) was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded.
- the HLB value is 1.54.
- the reaction solution was dissolved in 800 mL of acetonitrile and transferred to a separatory funnel. Next, 800 mL of hexane was added to the separatory funnel to separate the layers. Of the two separated layers, the lower layer (acetonitrile layer) was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded.
- the reaction solution was dissolved in 800 mL of acetonitrile and transferred to a separatory funnel. Next, 800 mL of hexane was added to the separatory funnel to separate the layers. Of the two separated layers, the lower layer (acetonitrile layer) was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded.
- the HLB value is 4.81.
- the acryloylethyl isocyanate remaining in the reaction solution is deactivated with methanol, and the obtained silicone solution is dissolved in the same amount of hexane, and then the hexane solution is the same as the hexane used previously. Wash 3 times with an amount of acetonitrile. Then, 0.03 g of dibutylhydroxytoluene (BHT) is added to the upper layer (hexane layer) of the washed reaction solution, and the hexane is distilled off under reduced pressure, whereby a colorless and transparent liquid polysiloxane macromonomer ( 203 g of macromonomer J) were obtained.
- the reaction solution was dissolved in 800 mL of acetonitrile and transferred to a separatory funnel. Next, 800 mL of hexane was added to the separatory funnel to separate the layers. Of the two separated layers, the lower layer (acetonitrile layer) was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded.
- the reaction solution was dissolved in 1000 mL of acetonitrile and transferred to a separatory funnel. Next, 1000 mL of hexane was added to the separatory funnel to separate the layers. Of the three separated layers, the bottom layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the three separated layers, the bottom layer was discarded. Furthermore, 600 mL of acetonitrile was added and the liquids were separated again. Of the three separated layers, the bottom layer was discarded.
- the reaction solution was dissolved in 800 mL of acetonitrile and transferred to a separatory funnel. Next, 800 mL of hexane was added to the separatory funnel to separate the layers. Of the two separated layers, the lower layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded. Furthermore, 400 mL of acetonitrile was added and the liquids were separated again. Of the two separated layers, the lower layer was discarded.
- comparative macromonomer c- A polysiloxane macromonomer (comparative macromonomer c) represented by the following structural formula (X) was synthesized according to the same production method as in Example 1 disclosed in JP-A-2001-72739.
- the comparative macromonomer c has an HLB value calculated from the above formula of 0.46.
- a polymerizable composition (polymerization solution) containing each component in each mixing ratio shown in Tables 2 to 4 below was prepared (Example 1 to Example 23, Comparative Example 1 to Comparative Example 6).
- Each prepared polymerization solution is filled into a polypropylene mold having a thickness of 0.2 mm, and a fluorescent tube (TL 20W / 03 RS AQUA CORAL, manufactured by PHILIPS) is placed on the mold filled with each polymerization solution.
- photopolymerization was carried out by irradiating visible light having a wavelength of 405 nm at an irradiation intensity of 3 mW / cm 2 for 30 minutes. Thereafter, the polymer was taken out from the mold, immersed in distilled water to be hydrated, and the appearance of the polymer after hydration was visually observed.
- Tables 2 to 4 below The results are shown in Tables 2 to 4 below.
Landscapes
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Eyeglasses (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Dispersion Chemistry (AREA)
- Prostheses (AREA)
- Polyurethanes Or Polyureas (AREA)
- Silicon Polymers (AREA)
Abstract
Description
[HLB値]=E/5 ・・・(式)
式中、Eは、ポリシロキサン系マクロモノマーの一分子内における
、オキシエチレン基の重量分率(重量%)である。
[HLB値]=E/5 ・・・(式)
式中、Eは、ポリシロキサン系マクロモノマーの一分子内における
、オキシエチレン基の重量分率(重量%)である。
[HLB値]=E/5 ・・・(式)
式中、Eは、ポリシロキサン系マクロモノマーの一分子内における
、オキシエチレン基の重量分率(重量%)である。
Y21-R21- ・・・(II)
-R22-Y22 ・・・(III )
それら一般式(II)及び一般式(III )中、Y21及びY22は、何れも重合性基であり、それぞれ独立に、アクリロイルオキシ基、メタクリロイルオキシ基、ビニル基又はアリル基を示している。一方、R21及びR22は、それぞれ独立に、直接結合又は炭素数2~6の直鎖状又は分岐鎖を有するアルキレン基を示し、このアルキレン基としては、好ましくはエチレン基、プロピレン基又はブチレン基である。
-E21-X21- ・・・(IV)
かかる一般式(IV)において、E21は-NHCO-基(この場合、E21はX21とウレタン結合を形成している)、又は、飽和若しくは不飽和脂肪族系、脂環式系及び芳香族系の群から選ばれたジイソシアネート由来の2価の基(この場合、E21はZ1 及びX21の間でウレタン結合を形成している)を示し、X21は酸素原子を示している。
-R41-X41-E41-X42-R42- ・・・(VI)
かかる一般式(VI)において、R41及びR42は、それぞれ独立して、炭素数2~6の直鎖状若しくは分岐鎖を有するアルキレン基を示し、X41及びX42は、それぞれ独立して、酸素原子又はアルキレングリコール基を示し、E41は、飽和若しくは不飽和脂肪族系、脂環式系及び芳香族系の群から選ばれたジイソシアネート由来の2価の基(この場合、E41はX41及びX42の間でウレタン結合を形成している)を示すものである。
-X22-E22- ・・・(VII )
かかる一般式(VII )において、X22は酸素原子を示し、E22は-NHCO-基(この場合、E22はX22との間でウレタン結合を形成している)、又は、飽和若しくは不飽和脂肪族系、脂環式系及び芳香族系の群から選ばれたジイソシアネート由来の2価の基(この場合、E22はZ5 及びX22の間でウレタン結合を形成している)を示している。
、bは2以上の整数、nは1~1500の整数である。また、R52及びR5
3は水素原子又はメチル基であり、R52が水素原子である場合には、R53は
メチル基であり、R52がメチル基である場合には、R53は水素原子である。)
~1500の整数である。また、R61及びR62は水素原子又はメチル基で
あり、R61が水素原子である場合には、R62はメチル基であり、R61がメチ
ル基である場合には、R62は水素原子である。)
含水率(重量%)=[(W1 -W2 )/W1 ]×100
・TRIS:3-トリス(トリメチルシロキシ)シリルプロピルメタクリレート
・NVP:N-ビニルピロリドン
・DMAA:ジメチルアクリルアミド
・N-MMP:1-メチル-3-メチレン-2-ピロリジノン
・TPO:ジフェニル(2,4,6-トリメチルベンゾイル)ホスフィンオキサイド
・HMEPBT:2-(2’-ヒドロキシ-5’-(メタ)アクリロイルオキシエチルフ ェニル)-2H-ベンゾトリアゾール
・HMPPO:2-ヒドロキシ-2-メチル-1-フェニルプロパン-1-オン
・EDMA:エチレングリコールジメタクリレート
・MTA:2-メトキシエチルアクリレート
・AMA:アリルメタクリレート
500mLナスフラスコに、信越化学株式会社製の両末端ポリプロピレンオキサイド変性シリコーン(商品名:X-22-4952 、オキシプロピレン基の繰り返し数:10、ジメチルシロキサンの繰り返し数:20)の107.48g(官能基当量が1120g/molであることから、95.96mmol)と、イソホロンジイソシアネートの26.64g(119.85mmol)とを投入し、スターラーを用いて室温下で撹拌し、X-22-4952 をイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.1427gをアセトニトリルの1.8248gに溶解させてなる溶液を加え、室温下で30分間、撹拌した。さらに、X-22-4952 の26.78g(官能基当量が1120g/molであることから、23.91mmol)を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で2時間、撹拌した。
500mLナスフラスコに、両末端ポリプロピレンオキサイド変性シリコーン(オキシプロピレン基の繰り返し数:5、ジメチルシロキサンの繰り返し数:20)の88.30g(官能基当量が974g/molであることから、90.66mmol)と、イソホロンジイソシアネートの50.37g(226.61mmol)とを投入し、スターラーを用いて室温下で撹拌し、シリコーンをイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.1750gをアセトニトリルの2.1474gに溶解させてなる溶液を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で1.5時間、撹拌した。
500mLナスフラスコに、両末端ポリプロピレンオキサイド変性シリコーン(オキシプロピレン基の繰り返し数:16、ジメチルシロキサンの繰り返し数:20)の163.39g(官能基当量が1355g/molであることから、120.58mmol)と、イソホロンジイソシアネートの67.01g(301.47mmol)とを投入し、スターラーを用いて室温下で撹拌し、シリコーンをイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.3147gをアセトニトリルの3.1922gに溶解させてなる溶液を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で1.5時間、撹拌した。
500mLナスフラスコに、両末端ポリプロピレンオキサイド変性シリコーン(オキシプロピレン基の繰り返し数:16、ジメチルシロキサンの繰り返し数:40)の152.56g(官能基当量が1905g/molであることから、80.08mmol)と、イソホロンジイソシアネートの44.53g(200.33mmol)とを投入し、スターラーを用いて室温下で撹拌し、シリコーンをイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.2989gをアセトニトリルの3.1234gに溶解させてなる溶液を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で1.5時間、撹拌した。
500mLナスフラスコに、両末端ポリプロピレンオキサイド変性シリコーン(オキシプロピレン基の繰り返し数:5、ジメチルシロキサンの繰り返し数:40)の112.30g(官能基当量が1522g/molであることから、73.78mmol)と、イソホロンジイソシアネートの41.01g(184.50mmol)とを投入し、スターラーを用いて室温下で撹拌し、シリコーンをイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.2009gをアセトニトリルの1.9901gに溶解させてなる溶液を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で1.5時間、撹拌した。
500mLナスフラスコに、両末端ポリプロピレンオキサイド変性シリコーン(オキシプロピレン基の繰り返し数:10、ジメチルシロキサンの繰り返し数:40)の115.53g(官能基当量が1711g/molであることから、67.52mmol)と、イソホロンジイソシアネートの37.52g(168.80mmol)とを投入し、スターラーを用いて室温下で撹拌し、シリコーンをイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.2035gをアセトニトリルの2.5868gに溶解させてなる溶液を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で1.5時間、撹拌した。
500mLナスフラスコに、両末端ポリプロピレンオキサイド変性シリコーン(オキシプロピレン基の繰り返し数:10、ジメチルシロキサンの繰り返し数:60)の121.95g(官能基当量が2257g/molであることから、54.03mmol)と、イソホロンジイソシアネートの30.10g(135.41mmol)とを投入し、スターラーを用いて室温下で撹拌し、シリコーンをイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.2130gをアセトニトリルの2.6731gに溶解させてなる溶液を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で1.5時間、撹拌した。
500mLナスフラスコに、両末端ポリプロピレンオキサイド変性シリコーン(オキシプロピレン基の繰り返し数:10、ジメチルシロキサンの繰り返し数:40)の115.11g(官能基当量が1711g/molであることから、67.27mmol)と、イソホロンジイソシアネートの37.38g(168.17mmol)とを投入し、スターラーを用いて室温下で撹拌し、シリコーンをイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.2001gをアセトニトリルの2.5765gに溶解させてなる溶液を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で1.5時間、撹拌した。
500mLナスフラスコに、両末端ポリプロピレンオキサイド変性シリコーン(オキシプロピレン基の繰り返し数:5、ジメチルシロキサンの繰り返し数:20)の98.20g(官能基当量が974g/molであることから、100.82mmol)と、イソホロンジイソシアネートの56.03g(252.07mmol)とを投入し、スターラーを用いて室温下で撹拌し、シリコーンをイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.1730gをアセトニトリルの2.2347gに溶解させてなる溶液を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で1.5時間、撹拌した。
両末端SiH基含有ジメチルポリシロキサン(Si原子数:40)の294.6g(0.1mol)と、末端アリルデカプロピレンオキサイド-ヘキサエチレンオキサイドの216.5g(0.24mol)と、イソプロピルアルコールの200gとを、1Lフラスコに投入し、塩化白金酸中和物ビニルシロキサン錯体3%エタノール溶液の0.03gを触媒として用いて、イソプロピルアルコール還流下、4時間、反応を実施した。なお、かかる反応の後、ジメチルポリシロキサンのSiH基は完全に消失していることを確認した。
500mLナスフラスコに、両末端ポリプロピレンオキサイド変性シリコーン(オキシプロピレン基の繰り返し数:10、ジメチルシロキサンの繰り返し数:40)の122.97g(官能基当量が1711g/molであることから、71.87mmol)と、イソホロンジイソシアネートの39.94g(179.68mmol)とを投入し、スターラーを用いて室温下で撹拌し、シリコーンをイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.2113gをアセトニトリルの3.1027gに溶解させてなる溶液を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で1.5時間、撹拌した。
500mLナスフラスコに、信越化学株式会社製の両末端ポリエチレンオキサイド変性シリコーン(商品名:X-22-4272 、オキシエチレン基の繰り返し数:10、ジメチルシロキサンの繰り返し数:20)の95.25g(官能基当量が1037g/molであることから、91.85mmol)と、イソホロンジイソシアネートの25.60g(115.2mmol)とを投入し、スターラーを用いて室温下で撹拌し、X-22-4272 をイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.1439gをアセトニトリルの1.54gに溶解させてなる溶液を加え、室温下で30分間、撹拌した。さらに、X-22-4272 の24.20g(官能基当量が1037g/molであることから、23.33mmol)を加え、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で1時間、撹拌した。
500mLナスフラスコに、信越化学株式会社製の両末端ポリプロピレンオキサイド変性シリコーン(商品名:X-22-4952 、オキシプロピレン基の繰り返し数:10、ジメチルシロキサンの繰り返し数:20)の110.79g(官能基当量が1120g/molであることから、98.91mmol)と、イソホロンジイソシアネートの33.08g(148.8mmol)とを投入し、スターラーを用いて室温下で撹拌し、X-22-4952 をイソホロンジイソシアネートに溶解させた。次いで、同フラスコに、テトラキス(2,4-ペンタンジオナト)ジルコニウム(IV)の0.1799gをアセトニトリルの1.74gに溶解させてなる溶液を加え、室温下で30分間、撹拌した。さらに、X-22-4952 の33.55g(官能基当量が1120g/molであることから、29.96mmol)を加え、室温下で25分間、撹拌した後、フラスコにジムロート冷却管を装着し、オイルバス中において、70℃で2時間、撹拌した。その後、フラスコ内より少量の反応液を採取し、1HNMR を測定したところ、イソホロンジイソシアネートの1級NCO基に隣接するCH2 のシグナル(3.1ppm付近)がほぼ消失していることを確認した。
特開2001-72739号公報に示される実施例1と同様の製法に従って、下記構造式(X)にて表わされるポリシロキサン系マクロモノマー(比較マクロモノマーc)を合成した。この比較マクロモノマーcの、上記式より算出されるHLB値は0.46である。
両末端SiH基含有ジメチルポリシロキサン(Si原子数:20)の146.6g(0.1mol)と、末端アリルデカプロピレンオキサイド(オキシプロピレン基の繰り返し数:10)の153.1g(0.24mol)と、イソプロピルアルコールの150gとを、1Lフラスコに投入し、塩化白金酸中和物ビニルシロキサン錯体3%エタノール溶液の0.03gを触媒として用いて、イソプロピルアルコール還流下、4時間、反応を実施した。なお、かかる反応の後、ジメチルポリシロキサンのSiH基は完全に消失していることを確認した。
原子である場合には、R72はメチル基であり、R71がメチル基である場合
には、R72は水素原子である。)
1,1,3,3-テトラメチル-1,3-メタクリロキサプロピル-ジシロキサンの193g(0.5mol)と、オクタメチルシクロテトラシロキサンの1480g(5mol)と、トリフロロメタンスルホン酸の0.28gを、3Lフラスコに投入し、室温下で5時間、反応させた。その後、フラスコに56gの重曹を加え、室温下で2時間、中和した後、反応液を濾過、精製した。
マクロモノマーA~マクロモノマーH、及び比較マクロモノマーaのうちの何れか一種と、シリコーンモノマーであるTRIS又は親水性モノマーであるNVPとを、1:1(重量比)で混合し、その混合状態を目視で観察した。その結果、本発明に従うマクロモノマーA~マクロモノマーHにあっては、TRIS及びNVPの何れと混合した場合においても、溶液は透明であった。これに対して、比較マクロモノマーaにあっては、NVPと混合した場合は透明であったものの、TRISと混合した場合には溶液が白濁することが認められた。これは、比較マクロモノマーaの親水性が高すぎることが原因と予想される。
ポリシロキサン系マクロモノマーとして、マクロモノマーF又は比較マクロモノマーcを用いて、各成分を下記表1に示す割合にて配合し、混合することにより、重合性組成物(重合液)を調製した。かかる重合液の混合状態を目視で観察した結果を、下記表1に併せて示す。
本発明に従うマクロモノマーKの35重量部と、TRISの25重量部と、N-MMPの25重量部と、DMAAの25重量部と、HMEPBTの2重量部と、TPOの0.3重量部とを混合することにより、重合性組成物(重合液)を調製した。かかる重合液の混合状態を目視で観察したところ、重合液は透明であり、白濁は認められなかった。
先ず、各成分を、下記表2乃至表4に示す各配合割合にて含有する重合性組成物(重合液)を調製した(実施例1~実施例23、比較例1~比較例6)。調製された各重合液を厚さ:0.2mmのポリプロピレン製型内に充填し、各重合液が充填された型に対して、蛍光管(PHILIPS 社製、TL 20W/03 RS AQUA CORAL )を用いて、波長:405nmの可視光線を照射強度:3mW/cm2 で30分間、照射することにより、光重合を実施した。その後、型内より重合体を取り出し、蒸留水に浸漬して水和させ、かかる水和後の重合体の外観を目視で観察した。その結果を、下記表2乃至表4に示す。
Claims (8)
- 少なくとも一つ以上の重合性基と、シロキサン単位を繰り返し単位とするポリシロキサン鎖と、オキシエチレン基の繰り返し数が2以上であるポリオキシエチレン鎖と、オキシエチレン基とは異なるオキシアルキレン基を繰り返し単位とするポリオキシアルキレン鎖とを有し、下記式より算出されるHLB値が0.7~6.0であることを特徴とする眼用レンズ用ポリシロキサン系マクロモノマー。
[HLB値]=E/5 ・・・(式)
式中、Eは、ポリシロキサン系マクロモノマーの一分子内に
おける、オキシエチレン基の重量分率(重量%)である。 - 前記HLB値が1.0~5.0である請求項1に記載の眼用レンズ用ポリシロキサン系マクロモノマー。
- 前記オキシエチレン基の繰り返し数が4~15である請求項1又は請求項2に記載の眼用レンズ用ポリシロキサン系マクロモノマー。
- 前記ポリオキシアルキレン鎖が、オキシプロピレン基を構成単位とするポリオキシプロピレン鎖である請求項1乃至請求項3の何れか1項に記載の眼用レンズ用ポリシロキサン系マクロモノマー。
- 前記オキシプロピレン基の繰り返し数が5~16である請求項4に記載の眼用レンズ用ポリシロキサン系マクロモノマー。
- 前記重合性基が、一つ以上のウレタン結合を介して、モノマー分子において主鎖を構成する前記ポリシロキサン鎖に結合している請求項1乃至請求項5の何れか1項に記載の眼用レンズ用ポリシロキサン系マクロモノマー。
- 請求項1乃至請求項6の何れか1項に記載の眼用レンズ用ポリシロキサン系マクロモノマーを含む重合性組成物の重合体にて形成されている眼用レンズ。
- 請求項1乃至請求項6の何れか1項に記載の眼用レンズ用ポリシロキサン系マクロモノマーを含む重合性組成物の重合体にて形成されているコンタクトレンズ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015553254A JP6053960B2 (ja) | 2013-12-16 | 2013-12-16 | 眼用レンズ用ポリシロキサン系マクロモノマー及びそれを用いた眼用レンズ |
PCT/JP2013/083670 WO2015092858A1 (ja) | 2013-12-16 | 2013-12-16 | 眼用レンズ用ポリシロキサン系マクロモノマー及びそれを用いた眼用レンズ |
EP13899966.9A EP3086163B1 (en) | 2013-12-16 | 2013-12-16 | Polysiloxane-based macromonomer for use in ocular lens and ocular lens using same |
US15/171,678 US9650473B2 (en) | 2013-12-16 | 2016-06-02 | Polysiloxane-based macromonomer for ophthalmic lens and ophthalmic lens using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2013/083670 WO2015092858A1 (ja) | 2013-12-16 | 2013-12-16 | 眼用レンズ用ポリシロキサン系マクロモノマー及びそれを用いた眼用レンズ |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US15/171,678 Continuation US9650473B2 (en) | 2013-12-16 | 2016-06-02 | Polysiloxane-based macromonomer for ophthalmic lens and ophthalmic lens using the same |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015092858A1 true WO2015092858A1 (ja) | 2015-06-25 |
Family
ID=53402254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2013/083670 WO2015092858A1 (ja) | 2013-12-16 | 2013-12-16 | 眼用レンズ用ポリシロキサン系マクロモノマー及びそれを用いた眼用レンズ |
Country Status (4)
Country | Link |
---|---|
US (1) | US9650473B2 (ja) |
EP (1) | EP3086163B1 (ja) |
JP (1) | JP6053960B2 (ja) |
WO (1) | WO2015092858A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3290462A1 (en) * | 2016-08-30 | 2018-03-07 | Shin-Etsu Chemical Co., Ltd. | Both-terminal modified polysiloxane macromonomer and a method for preparing the same |
JP2020027142A (ja) * | 2018-08-09 | 2020-02-20 | 東洋インキScホールディングス株式会社 | 眼用レンズ材料、その製造方法、眼用レンズ材料形成用組成物、眼用レンズ及びコンタクトレンズ |
WO2020175382A1 (ja) | 2019-02-26 | 2020-09-03 | 株式会社メニコン | ポリマー材料 |
WO2022044117A1 (ja) | 2020-08-25 | 2022-03-03 | 株式会社メニコン | 眼用レンズ |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001072739A (ja) | 1999-06-30 | 2001-03-21 | Menicon Co Ltd | 医療用具用ウレタン結合含有化合物の製法 |
JP2001311917A (ja) * | 2000-02-24 | 2001-11-09 | Hoya Healthcare Corp | 側鎖にポリシロキサン構造を有するマクロマーからなるコンタクトレンズ材料 |
WO2004063795A1 (ja) * | 2003-01-10 | 2004-07-29 | Menicon Co., Ltd. | 安全性の高いシリコーン含有眼用レンズ材料およびその製造方法 |
JP2007070405A (ja) * | 2005-09-05 | 2007-03-22 | Hoya Corp | コンタクトレンズ材料の製造方法およびソフトコンタクトレンズの製造方法 |
JP2008511870A (ja) | 2004-08-27 | 2008-04-17 | 旭化成アイミー株式会社 | シリコーンヒドロゲルコンタクトレンズ |
JP2010020330A (ja) | 1995-04-04 | 2010-01-28 | Novartis Ag | 長期装着用の眼のレンズ |
JP2012513042A (ja) | 2008-12-18 | 2012-06-07 | ノバルティス アーゲー | シリコーンハイドロゲルコンタクトレンズの製造方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06230320A (ja) * | 1993-02-08 | 1994-08-19 | Asahi Chem Ind Co Ltd | 装用性に優れたソフトコンタクトレンズ |
JPH08208761A (ja) * | 1995-02-08 | 1996-08-13 | Menicon Co Ltd | 眼用レンズ材料 |
JP3901749B2 (ja) * | 1995-02-21 | 2007-04-04 | 株式会社メニコン | 含水性コンタクトレンズの表面処理方法及びそれによって得られた含水性コンタクトレンズ |
JPH1075971A (ja) | 1996-09-02 | 1998-03-24 | Menicon Co Ltd | 眼用レンズの製造方法 |
JP3641110B2 (ja) | 1997-08-20 | 2005-04-20 | 株式会社メニコン | 軟質眼内レンズ用材料 |
JP4045135B2 (ja) * | 2002-07-03 | 2008-02-13 | 株式会社メニコン | 含水性コンタクトレンズ及びその製造方法 |
JP4566536B2 (ja) | 2003-09-18 | 2010-10-20 | 株式会社メニコン | 眼用レンズ材料 |
JP4828171B2 (ja) | 2005-07-08 | 2011-11-30 | 株式会社メニコン | 環状シロキサン化合物を重合して得られる眼科用レンズ、細胞または臓器の培養基材、生体物容器、透明ゲルおよびその製造方法 |
JP2007186512A (ja) * | 2005-12-13 | 2007-07-26 | E Brain:Kk | フマル酸誘導体およびそれを用いた眼用レンズ |
WO2007149083A1 (en) * | 2006-06-21 | 2007-12-27 | Bausch & Lomb Incorporated | Polymerizable surfactants and their use as device forming comonomers |
US9464159B2 (en) * | 2009-11-02 | 2016-10-11 | Ocutec Limited | Polymers for contact lenses |
JP2011219512A (ja) | 2010-04-02 | 2011-11-04 | Menicon Co Ltd | 重合性組成物、ポリマー材料、眼用レンズ及びコンタクトレンズ |
KR20140138926A (ko) * | 2012-03-22 | 2014-12-04 | 모멘티브 퍼포먼스 머티리얼즈 인크. | 친수성 매크로머 및 이를 포함하여 구성되는 하이드로겔 |
JP5875132B2 (ja) * | 2012-08-28 | 2016-03-02 | クーパーヴィジョン インターナショナル ホウルディング カンパニー リミテッド パートナーシップ | Hema−相溶性ポリシロキサンマクロマー製のコンタクトレンズ |
-
2013
- 2013-12-16 WO PCT/JP2013/083670 patent/WO2015092858A1/ja active Application Filing
- 2013-12-16 JP JP2015553254A patent/JP6053960B2/ja active Active
- 2013-12-16 EP EP13899966.9A patent/EP3086163B1/en active Active
-
2016
- 2016-06-02 US US15/171,678 patent/US9650473B2/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010020330A (ja) | 1995-04-04 | 2010-01-28 | Novartis Ag | 長期装着用の眼のレンズ |
JP2001072739A (ja) | 1999-06-30 | 2001-03-21 | Menicon Co Ltd | 医療用具用ウレタン結合含有化合物の製法 |
JP2001311917A (ja) * | 2000-02-24 | 2001-11-09 | Hoya Healthcare Corp | 側鎖にポリシロキサン構造を有するマクロマーからなるコンタクトレンズ材料 |
WO2004063795A1 (ja) * | 2003-01-10 | 2004-07-29 | Menicon Co., Ltd. | 安全性の高いシリコーン含有眼用レンズ材料およびその製造方法 |
JP2008511870A (ja) | 2004-08-27 | 2008-04-17 | 旭化成アイミー株式会社 | シリコーンヒドロゲルコンタクトレンズ |
JP2007070405A (ja) * | 2005-09-05 | 2007-03-22 | Hoya Corp | コンタクトレンズ材料の製造方法およびソフトコンタクトレンズの製造方法 |
JP2012513042A (ja) | 2008-12-18 | 2012-06-07 | ノバルティス アーゲー | シリコーンハイドロゲルコンタクトレンズの製造方法 |
Non-Patent Citations (1)
Title |
---|
"Shin-ban Kaimen Kasseizai Handobukku", KOUGAKU TOSHO K.K., pages: 234 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3290462A1 (en) * | 2016-08-30 | 2018-03-07 | Shin-Etsu Chemical Co., Ltd. | Both-terminal modified polysiloxane macromonomer and a method for preparing the same |
JP2018035231A (ja) * | 2016-08-30 | 2018-03-08 | 信越化学工業株式会社 | 両末端変性ポリシロキサンマクロモノマー及びその製造方法 |
US10144808B2 (en) | 2016-08-30 | 2018-12-04 | Shin-Etsu Chemical Co., Ltd. | Both-terminal modified polysiloxane macromonomer and a method for preparing the same |
US10435515B2 (en) | 2016-08-30 | 2019-10-08 | Shin-Etsu Chemical Co., Ltd. | Both-terminal modified polysiloxane macromonomer and a method for preparing the same |
JP2020027142A (ja) * | 2018-08-09 | 2020-02-20 | 東洋インキScホールディングス株式会社 | 眼用レンズ材料、その製造方法、眼用レンズ材料形成用組成物、眼用レンズ及びコンタクトレンズ |
JP7243074B2 (ja) | 2018-08-09 | 2023-03-22 | 東洋インキScホールディングス株式会社 | 眼用レンズ材料、その製造方法、眼用レンズ材料形成用組成物、眼用レンズ及びコンタクトレンズ |
WO2020175382A1 (ja) | 2019-02-26 | 2020-09-03 | 株式会社メニコン | ポリマー材料 |
WO2022044117A1 (ja) | 2020-08-25 | 2022-03-03 | 株式会社メニコン | 眼用レンズ |
Also Published As
Publication number | Publication date |
---|---|
EP3086163A1 (en) | 2016-10-26 |
JPWO2015092858A1 (ja) | 2017-03-16 |
EP3086163A4 (en) | 2017-08-09 |
EP3086163B1 (en) | 2018-11-14 |
US20160272766A1 (en) | 2016-09-22 |
US9650473B2 (en) | 2017-05-16 |
JP6053960B2 (ja) | 2016-12-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2180366B1 (en) | Silicone-containing ocular lens material with high safety and preparing method thereof | |
US5336797A (en) | Siloxane macromonomers | |
JP5389355B2 (ja) | (メタ)アクリレート化合物およびその製造方法、(メタ)アクリレート系共重合体、(メタ)アクリレート系共重合体の製造方法ならびに軟性眼内レンズ | |
JP2011219512A (ja) | 重合性組成物、ポリマー材料、眼用レンズ及びコンタクトレンズ | |
KR20160140702A (ko) | 실리콘 아크릴아미드 공중합체 | |
US9657131B2 (en) | Ophthalmic lens | |
US9650473B2 (en) | Polysiloxane-based macromonomer for ophthalmic lens and ophthalmic lens using the same | |
KR20160140701A (ko) | 실리콘 아크릴아미드 공중합체 | |
JP5668062B2 (ja) | イオン性化合物、組成物、硬化物、ハイドロゲル及び眼用レンズ | |
JP6857784B2 (ja) | ポリマー材料 | |
JP6974633B2 (ja) | ポリマー材料 | |
TWI813875B (zh) | 隱形眼鏡用單體組合物、隱形眼鏡用聚合物及其製備方法、以及隱形眼鏡及其製造方法 | |
JP4618640B2 (ja) | (メタ)アクリレート系共重合体および軟性眼内レンズ | |
JP7243074B2 (ja) | 眼用レンズ材料、その製造方法、眼用レンズ材料形成用組成物、眼用レンズ及びコンタクトレンズ | |
WO2023209855A1 (ja) | 添加型ポリマー及びシリコーンハイドロゲルレンズ材料 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 13899966 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2015553254 Country of ref document: JP Kind code of ref document: A |
|
REEP | Request for entry into the european phase |
Ref document number: 2013899966 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2013899966 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |