WO2016125786A1 - 光学材料用重合性組成物、当該組成物から得られる光学材料およびプラスチックレンズ - Google Patents
光学材料用重合性組成物、当該組成物から得られる光学材料およびプラスチックレンズ Download PDFInfo
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- WO2016125786A1 WO2016125786A1 PCT/JP2016/053046 JP2016053046W WO2016125786A1 WO 2016125786 A1 WO2016125786 A1 WO 2016125786A1 JP 2016053046 W JP2016053046 W JP 2016053046W WO 2016125786 A1 WO2016125786 A1 WO 2016125786A1
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- 0 C1*2=C1C*C2 Chemical compound C1*2=C1C*C2 0.000 description 2
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- 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
-
- 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
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal compounds
- C08G18/24—Catalysts containing metal compounds of tin
- C08G18/242—Catalysts containing metal compounds of tin organometallic compounds containing tin-carbon bonds
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- 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
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
-
- 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
- C08G18/48—Polyethers
- C08G18/4829—Polyethers containing at least three hydroxy groups
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- 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
- C08G18/71—Monoisocyanates or monoisothiocyanates
-
- 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
- C08G18/758—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing two or more cycloaliphatic rings
-
- 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
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
- C08G18/7621—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring being toluene diisocyanate including isomer mixtures
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
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- 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
-
- 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
Definitions
- the present invention relates to a polymerizable composition for an optical material, an optical material obtained from the composition, and the like.
- striae When manufacturing an optical material by thermosetting a polymerizable composition containing a polymerization reactive compound (hereinafter also referred to as a polymerization monomer or monomer), there is striae as one of the most difficult problems to solve.
- the striae are those that occur at the time of casting polymerization of the monomer, or convection due to the influence of the monomer heat generation during polymerization or the temperature difference from the surroundings, which becomes a flow mark and hardens. It is very likely to occur especially with thick items.
- the monomer is slowly cured over a long time so that the monomer does not flow, or underwater polymerization is performed to increase heat conduction.
- the plastic lens manufacturing apparatus described in Patent Document 1 it is possible to manufacture a plastic lens while the molding die into which the plastic composition placed on the rotary table is injected is rotated once, and it is compact and space efficient. It is said that an excellent plastic lens manufacturing apparatus can be provided.
- a method of preliminarily reacting the monomer composition to increase the viscosity to a specific range, and then polymerizing and curing with a temperature rising polymerization program similar to the conventional manufacturing method (Patent Document 2) the monomer composition is polymerized and cured.
- the molded body filled with the monomer composition is forcibly and regularly moved irregularly to eliminate the unevenness of the monomer during curing and to generate optical distortion or striae.
- a method of suppressing (Patent Document 3), a method of optimizing a temperature program at the time of polymerizing the monomer composition (Patent Document 4), and a polymer filled with the monomer composition when the monomer composition is polymerized and cured
- a method of curing at a specific angle from the above Patent Document 5
- a method of polymerizing by irradiating microwaves with a mold filled with a monomer composition immersed in a liquid Patent Document 5
- the techniques described in Patent Documents 7 to 9 are known.
- the present inventors have striking striae due to convection during polymerization by incorporating a specific polyether-modified compound into the polymerizable composition. I found that it was alleviated.
- a specific polyether-modified compound By using a specific polyether-modified compound, it is possible to provide a polymerizable composition having a pot life that is significantly longer than before without impairing safety and productivity during polymerization, The inventors have found that an extremely high quality product having excellent physical properties can be stably produced, and have completed the invention.
- a polymerizable composition for an optical material comprising a polyether-modified compound having a polyether group represented by the following general formula (4) and a polymerization reactive compound.
- R 25 is a C1-C20 linear or branched alkylene group
- R 26 is a hydrogen atom, a C1-C20 linear or branched alkyl group, or a C2-C20 linear or branched alkyl group.
- R 1 to R 8 may be the same or different, at least one of R 1 to R 8 represents a polyether group represented by the general formula (4), and the other R 1 to R 8 are: May be the same or different and each represents a C1 to C20 linear or branched alkyl group, a C1 to C20 linear or branched alkoxy group, a hydroxyl group, or a polysiloxy group, and a plurality of R 2 to R 5 are present.
- R 9 to R 16 may be the same or different, at least one of R 9 to R 16 is a polyether group represented by the general formula (4), and at least one is a fluorine atom or C 1 to C 20 And other R 9 to R 16 are C1 to C20 linear or branched alkyl groups, and a plurality of R 10 to R 13 are the same or different.
- R 17 ⁇ R 24 may be the same or different, at least one of R 17 ⁇ R 24 represents a polyether group represented by the general formula (4), and at least one (meth) acryloyl A C1 to C20 linear or branched alkyl group having a group or a (meth) acryloyl group, and the other R 17 to R 24 represent a C1 to C20 linear or branched alkyl group.
- R 18 to R 21 may be the same or different from each other, v and w may be the same or different and each represents an integer of 0 or more).
- R 26 of the polyether group represented by the general formula (4) represents a hydrogen atom or a C1 to C20 linear or branched alkyl group.
- R 26 of the polyether group represented by the general formula (4) represents a C2 to C20 linear or branched alkenyl group or a C2 to C20 linear or branched alkynyl group, [1] to The polymerizable composition for an optical material according to any one of [3].
- the polymerization reactive compound is a polyiso (thio) cyanate compound, poly (thio) epoxy compound, polyoxetanyl compound, polythietanyl compound, poly (meth) acryloyl compound, polyalkene compound, alkyne compound, poly (thi) ol compound
- a molded product obtained by curing the polymerizable composition for an optical material according to any one of [1] to [7].
- An optical material comprising the molded article according to [8].
- a method for producing an optical material comprising a step of cast polymerization of the polymerizable composition for an optical material according to any one of [1] to [7].
- the polymerizable composition for an optical material according to the present invention can effectively suppress striae caused by convection generated in the cavity during polymerization by containing a specific polyether-modified compound. Furthermore, such a polymerizable composition for an optical material according to the present invention significantly reduces the striae of the obtained optical lens and greatly improves the yield of the product even when the viscosity is increased after the preparation. Is done. Furthermore, the obtained optical lens is excellent in quality such as optical properties.
- the polymerizable composition for optical materials according to the present invention will be described based on the following embodiments.
- the polymerizable composition for an optical material according to this embodiment includes a polyether-modified compound and a polymerization reactive compound. Hereinafter, each component will be described.
- polyether modified compound In the present embodiment, a polyether-modified compound having a polyether group represented by the following general formula (4) is used as the polyether-modified compound.
- R 25 is a C1 to C20 linear or branched alkylene group
- R 26 is a hydrogen atom, a C1 to C20 linear or branched alkyl group, or a C2 to C20 linear or branched alkenyl. Or a C2-C20 linear or branched alkynyl group.
- a plurality of R 25 may be the same or different.
- k represents an integer of 1 or more.
- the k indicating the polymerization number of the polyether moiety can be appropriately selected from integers of 1 or more, preferably an integer of 1 to 20, more preferably an integer of 1 to 10. Further, in one embodiment, from the viewpoint of improving the balance between the effect of suppressing the separation of the obtained molded product and the effect of improving the transparency of the molded product while increasing the pot life of the polymerizable composition, k Preferably represents an integer of 1 to 1000, more preferably represents an integer of 40 to 600, and still more preferably represents an integer of 55 to 550.
- R 26 of the polyether group represented by the general formula (4) preferably represents a hydrogen atom or a C1-C20 linear or branched alkyl group.
- R 26 of the polyether group represented by the general formula (4) represents a C2 to C20 linear or branched alkenyl group or a C2 to C20 linear or branched alkynyl group.
- R 26 of the polyether group represented by the formula (4) is preferably a hydrogen atom or a C2 to C20 linear or branched alkenyl group, more preferably a hydrogen atom or a C2 to C8 linear or branched alkenyl group.
- An alkenyl group is preferably a hydrogen atom or a C2 to C20 linear or branched alkenyl group, more preferably a hydrogen atom or a C2 to C8 linear or branched alkenyl group.
- the polyether-modified compound one or more compounds selected from compounds represented by the following general formulas (1) to (3) can be used.
- the striae generated inside the cavity during polymerization and the striae at the time of casting accompanying the thickening after the completion of preparation can be more effectively suppressed.
- the polyether modified siloxane compound represented by the general formula (1) can be used as the polyether modified compound.
- R 1 to R 8 may be the same or different, at least one of R 1 to R 8 represents a polyether group represented by the general formula (4), and the other R 1 to R 8 are the same Or may be different, and represents a C1-C20 linear or branched alkyl group, a C1-C20 linear or branched alkoxy group, a hydroxyl group, or a polysiloxy group.
- a plurality of R 2 to R 5 may be the same or different.
- m and n may be the same or different and represent an integer of 0 or more, preferably an integer of 1 to 20, and more preferably an integer of 1 to 10.
- a polyether-modified fluoro compound represented by the general formula (2) can be used as the polyether-modified compound.
- R 9 to R 16 may be the same or different, at least one of R 9 to R 16 is a polyether group represented by the general formula (4), and at least one is a fluorine atom or a C1 to C20 A linear or branched perfluoroalkyl group is shown. The other R 9 to R 16 represent a C1 to C20 linear or branched alkyl group.
- a plurality of R 10 to R 13 may be the same or different from each other.
- p and q may be the same or different and represent an integer of 0 or more, preferably an integer of 1 to 20, and more preferably an integer of 1 to 10.
- a polyether-modified (meth) acrylic compound represented by the following general formula (3) can be used as the polyether-modified compound.
- R 17 to R 24 may be the same or different, at least one of R 17 to R 24 represents a polyether group represented by the general formula (4), and at least one is a (meth) acryloyl group. Or a C1-C20 linear or branched alkyl group having a (meth) acryloyl group.
- the other R 17 to R 24 represent a C1 to C20 linear or branched alkyl group.
- a plurality of R 18 to R 21 may be the same or different from each other.
- v and w may be the same or different, and represent an integer of 0 or more, preferably an integer of 1 to 20, more preferably an integer of 1 to 10.
- Examples of the C1-C20 linear or branched alkylene group include methylene, ethylene, n-propylene, isopropylene, n-butylene, isobutylene, t-butylene, n-pentylene, and isopentylene.
- t-pentylene group n-hexylene group, n-heptylene group, isoheptylene group, n-octylene group, isooctylene group, n-nonylene group, isononylene group, n-decylene group, isodecylene group, n-undecylene group, iso Examples include an undecylene group, an n-dodecylene group, an isododecylene group, a cyclopentylene group, a cyclohexylene group, a cycloheptylene group, a cyclooctylene group, a cyclononylene group, a methylcyclopentylene group, and a methylcyclohexylene group.
- it is a C1-C8 linear or branched alkylene group.
- Examples of the C1-C20 linear or branched alkyl group include a methyl group, an ethyl group, an n-propyl group, an isopropyl group, an n-butyl group, an isobutyl group, a t-butyl group, an n-pentyl group, and an isopentyl group.
- T-pentyl group n-hexyl group, n-heptyl group, isoheptyl group, n-octyl group, isooctyl group, n-nonyl group, isononyl group, n-decyl group, isodecyl group, n-undecyl group, isoundecyl group N-dodecyl group, isododecyl group, cyclopentyl group, cyclohexyl group, cycloheptyl group, cyclooctyl group, cyclononyl group, methylcyclopentyl group, methylcyclohexyl group and the like.
- it is a C1 to C8 linear or branched alkyl group.
- Examples of the C1-C20 linear or branched alkoxy group include, for example, a methoxy group, an ethoxy group, an n-propyloxy group, an isopropyloxy group, an n-butyloxy group, an isobutyloxy group, a t-butyloxy group, and an n-pentyloxy group.
- it is a C1 to C8 linear or branched alkoxy group.
- Examples of the C2-C20 linear or branched alkenyl group include a vinyl group, 1-propenyl group, 2-propenyl group, 1-butenyl group, 2-butenyl group, 3-butenyl group, 1-pentenyl group, 2 -Pentenyl group, 3-pentenyl group, 4-pentenyl group, 1-hexenyl group, 2-hexenyl group, 3-hexenyl group, 4-hexenyl group, 5-hexenyl group, 6-heptenyl group, 7-octenyl group, 8 -Nonenyl group, 9-decenyl group, 2-methyl-1-propenyl group, 2-methyl-2-propenyl group, 3-methyl-3-butenyl group, 4-methyl-4-pentenyl group, 2-cyclohexyl-2 -A propenyl group etc. can be mentioned.
- it is a C2 to C8 linear or branched alkenyl group.
- Examples of the C2-C20 linear or branched alkynyl group include ethynyl group, 1-propynyl group, 2-propynyl group, 1-butynyl group, 2-butynyl group, 3-butynyl group, 2-methyl-2- Examples thereof include a propynyl group, a 3-methyl-1-butynyl group, a 4-pentynyl group, a 5-hexynyl group, a 6-heptynyl group, a 7-octynyl group, an 8-noninyl group, and a 9-decynyl group.
- it is a C2 to C8 linear or branched alkynyl group.
- Examples of the C1-C20 linear or branched perfluoroalkyl group include a perfluoromethyl group, a perfluoroethyl group, a perfluoro-n-propyl group, a perfluoroisopropyl group, a perfluoro-n-butyl group, and a perfluoroalkyl group.
- Examples of the compound represented by the general formula (1) include Polyflow KL-100, Polyflow KL-600, Granol 410 (trade name, manufactured by Kyoeisha Chemical Co., Ltd.); BYK-302, BYK-307, BYK-322, BYK-323, BYK-331, BYK-333, BYK-347, BYK-348, BYK-349 (trade names manufactured by BYK-Chemie Corp.); KF-351, KF-352, KF-353, KF-354L, KF-355, KF-355A, KF-615A, KF-618 (trade names manufactured by Shin-Etsu Chemical Co., Ltd.); SH3746, SH3771, SH8400, SF8410 (trade names manufactured by Toray Dow Corning Co., Ltd.); TSF4440, TSF4445, TSF4446, TSF4452 (trade name manufactured by Toshiba Silicone Co., Ltd.); and the like can be mentioned, but are not limited to these
- the compound represented is preferably at least one selected from Polyflow KL-100 and Polyflow KL-600 (trade name, manufactured by Kyoeisha Chemical Co., Ltd.), and more preferably Polyflow KL-100.
- footents 251, 212M, 215M, 250, 209F, 222F, 245F, 208G, 218GL, 240G, 212P, 220P, 228P, FTX-218, DFX-18 Neos Co., Ltd. (trade name) and the like can be mentioned, but are not limited to these exemplified compounds. These may be used alone or as a mixture of two or more.
- Examples of the compound represented by the general formula (3) include BYK350, 354, 355, 356, 358N, 360P, 361N, 364P, 366P, 368P, 370, 377, 378, 381, 390, 392, 394, 399 ( (A product name manufactured by Big Chemie Japan Co., Ltd.) and the like, but are not limited to these exemplified compounds. These may be used alone or as a mixture of two or more.
- a polyether-modified siloxane compound represented by the general formula (1) can be preferably used as the polyether-modified compound.
- R 26 of the polyether group represented by the general formula (4) is a C2 to C20 linear or branched alkenyl group; More preferably, it is a compound represented by the general formula (1) in which R 26 of the polyether group represented by the general formula (4) is a hydrogen atom and a compound represented by the general formula (1).
- R 26 of the polyether group represented by the general formula (4) is a C2-C8 linear or branched alkenyl group
- at least one selected from the group consisting of compounds in which R 26 of the polyether group represented by the general formula (4) is a C2 to C8 linear or branched alkenyl group Even more preferably, a compound represented by the following general formula (6) and a compound represented by the following general formula (7) are included.
- a + c is preferably in the general formula (6). 1 to 100, more preferably 5 to 50.
- b is preferably 1 to 100, and more preferably 5 to 50.
- d is preferably 10 to 1000, more preferably 50 to 500.
- e is preferably 1 to 100, more preferably 5 to 50.
- the molecular weight of the compound represented by the general formula (6) is preferably 100 to 10,000, more preferably 1000 to 5,000.
- f + h is preferably in the general formula (7). It is 1 to 100, and more preferably 1 to 20. From the same viewpoint, in the general formula (7), g is preferably 1 to 100, and more preferably 1 to 10. From the same viewpoint, the molecular weight of the compound represented by the general formula (7) is preferably 100 to 10,000, more preferably 500 to 5,000.
- the polyether-modified compound contains the compounds represented by the general formulas (6) and (7)
- the compound represented by the general formula (6) in the polyether-modified compound and the general formula (7) are used.
- the mass ratio of the compound represented by general formula (6) to the total mass of the compound represented by general formula (7) and the compound represented by general formula (7) is preferably 50% to 90%, more preferably 60%. % To 80%.
- the content of the polyether-modified compound in the polymerizable composition (100% by weight) of the present embodiment is the type and combination of the polymerizable composition, the type of additives such as a polymerization catalyst and an internal release agent, and the amount used.
- the content is appropriately selected depending on the physical properties of the resin obtained by polymerizing the polymerizable composition and the shape of the molded product. It is not limited to these.
- the content of the polyether-modified compound in the polymerizable composition is 0. 0.01% by weight or more, preferably 0.01% to 7.5% by weight, more preferably 0.10% to 5.0% by weight, and still more preferably 0.5% to 2.5% by weight. It is.
- the polymerization-reactive compound has at least one polymerizable functional group capable of self-polymerization, copolymerization, or addition polymerization in the presence or absence of additives such as an initiator and a catalyst that are added as necessary. Polymerization reactive compounds having at least one are included.
- the compound having a polymerizable functional group that can be self-polymerized, copolymerized, or addition-polymerized will be described more specifically.
- Polyiso (thio) cyanate compounds include tetramethylene diisocyanate, pentamethylene diisocyanate, hexamethylene diisocyanate, pentamethylene diisocyanate, octamethylene diisocyanate, 2,2,4-trimethylhexamethylene diisocyanate, 2,4,4-trimethylhexamethylene diisocyanate.
- Aliphatic polyisocyanate compounds such as lysine diisocyanatomethyl ester, lysine triisocyanate, xylylene diisocyanate; Isophorone diisocyanate, bis (isocyanatomethyl) cyclohexane, bis (isocyanatocyclohexyl) methane, dicyclohexyldimethylmethane isocyanate, 2,5-bis (isocyanatomethyl) bicyclo- [2.2.1] -heptane, 2,6- Bis (isocyanatomethyl) bicyclo- [2.2.1] -heptane, 3,8-bis (isocyanatomethyl) tricyclodecane, 3,9-bis (isocyanatomethyl) tricyclodecane, 4,8- Alicyclic polyisocyanate compounds such as bis (isocyanatomethyl) tricyclodecane and 4,9-bis (isocyanatomethyl) tricyclodecane; Aromatic poly
- poly (thio) epoxy compound examples include polyepoxy compounds such as bisphenol A diglycidyl ether; Bis (2,3-epoxypropyl) sulfide, bis (2,3-epoxypropyl) disulfide, bis (2,3-epoxypropylthio) methane, 1,2-bis (2,3-epoxypropylthio) ethane, 1,2-bis (2,3-epoxypropylthio) propane, 1,3-bis (2,3-epoxypropylthio) propane, 1,3-bis (2,3-epoxypropylthio) -2-methyl Propane, 1,4-bis (2,3-epoxypropylthio) butane, 1,4-bis (2,3-epoxypropylthio) -2-methylbutane, 1,3-bis (2,3-epoxypropylthio) ) Butane, 1,5-bis (2,3-epoxypropylthio) pentane,
- polyoxetanyl compound examples include 3-ethyl-3-hydroxymethyloxetane, 1,4-bis ⁇ [(3-ethyl-3-oxetanyl) methoxy] methyl ⁇ benzene, 3-ethyl-3- (phenoxymethyl) oxetane, Examples include di [1-ethyl- (3-oxetanyl)] methyl ether, 3-ethyl-3- (2-ethylhexyloxymethyl) oxetane, phenol novolac oxetane, and the like.
- polythietanyl compound examples include 1- ⁇ 4- (6-mercaptomethylthio) -1,3-dithianylthio ⁇ -3- ⁇ 2- (1,3-dithietanyl) ⁇ methyl-7,9-bis (mercaptomethylthio) -2 , 4,6,10-tetrathiaundecane, 1,5-bis ⁇ 4- (6-mercaptomethylthio) -1,3-dithianylthio ⁇ -3- ⁇ 2- (1,3-dithietanyl) ⁇ methyl-2, 4-dithiapentane, 4,6-bis [3- ⁇ 2- (1,3-dithietanyl) ⁇ methyl-5-mercapto-2,4-dithiapentylthio] -1,3-dithiane, 3- ⁇ 2- (1,3-dithietanyl) ⁇ methyl-7,9-bis (mercaptomethylthio) -1,11-dimercapto-2,4,6,10-
- Poly (meth) acryloyl compounds include ethylene glycol diacrylate, 1,3-butylene glycol diacrylate, 1,4-butanediol diacrylate, 1,6-hexanediol diacrylate, cyclohexanedimethanol diacrylate, alkoxylated hexane Diol diacrylate, neopentyl glycol diacrylate, caprolactone modified neopentyl glycol hydroxypivalate diacrylate, cyclohexane dimethanol diacrylate, diethylene glycol diacrylate, dipropylene glycol diacrylate, bisphenol A diacrylate, ethoxylated bisphenol A diacrylate, hydroxy Pivalaraldehyde modified trimethylolpropane diacrylate, neopentyl Recall diacrylate, polyethylene glycol diacrylate, propoxylated neopentyl glycol diacrylate, tetraethylene glycol diacrylate, tricyclode
- polyalkene compound examples include polyethylene, polypropylene, polyisobutylene, diethylene glycol bis (allyl carbonate), divinylbenzene, and the like.
- alkyne compounds examples include 2-butyne, 2-pentyne, 2-hexyne, 3-hexyne, 2-heptin, 3-heptin, 2-octyne, 3-octyne, 4-octyne, diisopropylacetylene, 2-nonine, 3- Nonine, 4-nonine, 5-nonine, 2-decyne, 3-decyne, 4-decyne, 5-decyne, di-tert-butylacetylene, diphenylacetylene, dibenzylacetylene, methyl-iso-propylacetylene, methyl-tert -Butylacetylene, ethyl-iso-propylacetylene, ethyl-tert-butylacetylene, n-propyl-iso-propylacetylene, n-propyl-tert-butylacetylene, phenylmethylacety
- examples of polyol compounds include ethylene glycol, diethylene glycol, propylene glycol, dipropylene glycol, tripropylene glycol, butylene glycol, and neopentyl glycol.
- Glycerin trimethylolethane, trimethylolpropane, ditrimethylolpropane, butanetriol, 1,2-methylglucoside, pentaerythritol, dipentaerythritol, tripentaerythritol, sorbitol, erythritol, threitol, ribitol, arabinitol, xylitol, allitol , Manitol, Dorsitol, Iditol, Glycol, Inositol, Hexanetriol, Trig Cellose, diglycerol, triethylene glycol, polyethylene glycol, tris (2-hydroxyethyl) isocyanurate, cyclobutanediol, cyclopentanediol, cyclohexanediol, cycloheptanediol, cyclooctanediol, cyclohexanedimethanol
- polyol compounds include oxalic acid, glutamic acid, adipic acid, acetic acid, propionic acid, cyclohexanecarboxylic acid, ⁇ -oxocyclohexanepropionic acid, dimer acid, phthalic acid, isophthalic acid, salicylic acid, 3-bromopropionic acid, 2
- a condensation reaction product of an organic acid such as bromoglycol, dicarboxycyclohexane, pyromellitic acid, butanetetracarboxylic acid, bromophthalic acid and the above polyol
- An addition reaction product of the above polyol with an alkylene oxide such as ethylene oxide or propylene oxide
- An addition reaction product of an alkylene polyamine and an alkylene oxide such as ethylene oxide or propylene oxide
- Polythiol compounds include methanedithiol, 1,2-ethanedithiol, 1,2,3-propanetrithiol, 1,2-cyclohexanedithiol, bis (2-mercaptoethyl) ether, tetrakis (mercaptomethyl) methane, diethylene glycol bis (2-mercaptoacetate), diethylene glycol bis (3-mercaptopropionate), ethylene glycol bis (2-mercaptoacetate), ethylene glycol bis (3-mercaptopropionate), trimethylolpropane tris (2-mercaptoacetate) , Trimethylolpropane tris (3-mercaptopropionate), trimethylolethanetris (2-mercaptoacetate), trimethylolethanetris (3-mercaptopropionate) ), Pentaerythritol tetrakis (2-mercaptoacetate), pentaerythritol tetrakis (3-mercaptopropionate), bis (
- Polyamine compounds include ethylenediamine, 1,2-, or 1,3-diaminopropane, 1,2-, 1,3-, or 1,4-diaminobutane, 1,5-diaminopentane, 1,6-diamino Hexane, 1,7-diaminoheptane, 1,8-diaminooctane, 1,10-diaminodecane, 1,2-, 1,3- or 1,4-diaminocyclohexane, o-, m- or p-diamino Benzene, 3,4- or 4,4'-diaminobenzophenone, 3,4- or 4,4'-diaminodiphenyl ether, 4,4'-diaminodiphenylmethane, 4,4'-diaminodiphenyl sulfide, 3,3'- Or 4,4'-diaminodiphenylsulfone, 2,7-di
- acid anhydride examples include succinic anhydride, phthalic anhydride, maleic anhydride, tetrabromophthalic anhydride, tetrahydrophthalic anhydride, trimellitic anhydride, dodecyl succinic anhydride, and the like.
- Polycarboxylic acid compounds include succinic acid, adipic acid, sebacic acid, azelaic acid, dodecanedioic acid, terephthalic acid, isophthalic acid, orthophthalic acid, phthalic anhydride, tetrahydrophthalic acid, hexahydrophthalic acid, naphthalenedicarboxylic acid, biphenyl Examples thereof include dicarboxylic acid, dimer acid, trimellitic acid, pyromellitic acid, and ⁇ -caprolactone.
- the polymerization reactive compounds may be used alone or in combination of two or more.
- the polymerization reactive compound is preferably a polyiso (thio) cyanate compound, a poly (thio) epoxy compound, a polyoxetanyl compound, a polythietanyl compound, or poly (meth). It is one or more compounds selected from acryloyl compounds, polyalkene compounds, alkyne compounds, poly (thi) ol compounds, polyamine compounds, acid anhydrides, or polycarboxylic acid compounds.
- the polymerization reactive compound contained in the composition of the present embodiment will be described in more detail.
- the above-mentioned polymerization reactive compounds can be classified into (Group A) and (Group B) depending on the reactivity.
- Group B Poly (thi) ol compounds, polyamine compounds, acid anhydrides, or polycarboxylic acid compounds can be classified as (group B) as addition polymerizable compounds. However, the above (Group A) is not included in (Group B).
- any one selected from (Group A) or (Group B) is selected.
- one type selected from the self-polymerizing or copolymerizable compound (Group A) is the addition polymerizable compound (Group B). Since it hardens
- Polyiso (thio) cyanate compounds classified as self-polymerizable or copolymerizable compounds are more self-polymerizable than other compounds classified in (Group A), or copolymerization reaction with (Group A) compounds
- a self-polymerization reaction type polymer such as a 1-nylon type polymer and an isocyanurate type polymer may be obtained.
- an ethylene carbonate type copolymer may be obtained in the copolymerization with a poly (thio) epoxy compound.
- the compounding ratio of the acid anhydride to the poly (thiol) or polyamine is approximately 8/2 in terms of the molar ratio of the acid anhydride group of the acid anhydride / the mercapto group of the poly (thiol) (or the amino group of the polyamine).
- the range is from ⁇ 2 / 8, preferably from 6/4 to 4/6, and more preferably from 55/45 to 45/55.
- the blending ratio in the case of using both (Group A) and (Group B) is approximately 999/1 when expressed in terms of the functional group molar ratio of (Group A) polymerizable functional group / (Group B) polymerizable functional group.
- the range is from 1/9, preferably from 99/1 to 10/90, more preferably from 9/1 to 3/7, and most preferably from 7/3 to 4/6.
- the polyether-modified compound preferably contains a compound represented by the general formula (1); More preferably, it is a compound represented by the general formula (1) in which R 26 of the polyether group represented by the general formula (4) is a hydrogen atom and a compound represented by the general formula (1).
- R 26 of the polyether group represented by the general formula (4) is a C2 to C20 linear or branched alkenyl group; More preferably, it is a compound represented by the general formula (1) in which R 26 of the polyether group represented by the general formula (4) is a hydrogen atom and a compound represented by the general formula (1).
- the polymerization reactive compound is preferably a polyiso (thio) cyanate compound, poly (thio) epoxy compound, polyoxetanyl compound, polythietanyl compound, poly (meth) acryloyl compound, polyalkene compound, alkyne compound, poly (thi) ol compound, polyamine
- R 26 of the polyether group represented by the general formula (4) is a C2-C8 linear or branched alkenyl group
- at least one selected from the group consisting of compounds in which R 26 of the polyether group represented by the general formula (4) is a C2 to C8 linear or branched alkenyl group Even more preferably, including the compound represented by the general formula (6) and the compound represented by the general formula (7) described above;
- the polymerization reactive compound is preferably a polyiso (thio)
- components other than the above-mentioned polymerization reactive compound may be contained.
- the composition containing the polymerization reactive compound contains as little solvent and water as possible. Accordingly, the amount of the solvent and water contained in the composition of this embodiment immediately before being injected into the cavity is preferably at least 20% by weight, more preferably 5% by weight or less, and even more preferably 1% by weight or less. .
- Examples of the solvent that is highly likely to be included in the composition of the present embodiment include a reaction solvent remaining in the internal mold release agent, a reaction solvent remaining in the polymerizable compound, and a solvent added for the purpose of reducing the viscosity of the composition. Or the solvent mixed by various routes, such as the solvent added in order to dissolve various additives for the purpose of operativity improvement, is mentioned.
- Solvents that are likely to remain include, for example, water such as water, methanol, ethanol, 1-propanol, isopropanol, 1-butanol, isobutanol, t-butanol, 1-pentanol, 2-pentanol, Alcohols such as 3-pentanol, isopentanol, 1-hexanol, 2-ethylhexanol, 1-octanol, 2-methoxyethanol, 1-methoxy-2-propanol, acetone, methyl ethyl ketone, methyl-n-propyl ketone, Ketones such as methyl isopropyl ketone, methyl-n-butyl ketone, methyl isobutyl ketone, cyclohexanone, esters such as ethyl acetate, acetic acid-n-propyl, isopropyl acetate, acetic acid-n-butyl, iso
- Aliphatic hydrocarbons aromatic hydrocarbons such as benzene, toluene, xylene, nitrogen-containing compounds such as N, N-dimethylformamide, N, N-dimethylacetamide, n-methylpyrrolidone, nitrobenzene, dichloromethane, chloroform, And halogen-containing compounds such as dichloroethane, 1,1,2-trichloro-1,1,2-trifluoroethane, 1,1,2,2-tetrachloro-1,2-difluoroethane, and the like.
- a polymerization catalyst or a thermal polymerization initiator is added as necessary when cured by heat, and infrared rays (heat) such as ultraviolet rays are added.
- infrared rays heat
- a photopolymerization initiator is added.
- the polymerization catalyst include Lewis acids, amines, tertiary amine compounds and inorganic acid salts or organic acid salts thereof, metal compounds, quaternary ammonium salts, organic sulfonic acids, and the like.
- the amount of the polymerization catalyst used is preferably in the range of 5 ppm to 15% by weight, more preferably in the range of 10 ppm to 10% by weight, and still more preferably in the range of 50 ppm to 3% by weight with respect to the polymerizable composition.
- the metal compound used as the polymerization catalyst include dimethyltin chloride, dibutyltin chloride, dibutyltin laurate and the like.
- thermal polymerization initiator examples include ketone peroxide compounds such as methyl isobutyl ketone peroxide and cyclohexanone peroxide; Diacyl peroxide compounds such as isobutyryl peroxide, o-chlorobenzoyl peroxide, benzoyl peroxide; Dialkyl peroxide compounds such as tris (t-butylperoxy) triazine, t-nutylcumyl peroxide; 1,1-di (t-hexylperoxy) cyclohexane, 2,2-bis (4,4-di-t-butylperoxycyclohexyl) propane, 2,2-di (t-butylperoxy) butane, etc.
- ketone peroxide compounds such as methyl isobutyl ketone peroxide and cyclohexanone peroxide
- Diacyl peroxide compounds such as isobutyryl peroxide, o-chlorobenzoyl
- Peroxyketal compounds ⁇ -cumylperoxyneodecanoate, t-butylperoxypivalate, 2,4,4-trimethylpentylperoxy-2-ethylhexanoate, t-butylperoxy-2-ethylhexanoate, alkyl perester compounds such as t-butylperoxy-3,5,5-trimethylhexanoate; Peroxycarbonate compounds such as di-3-methoxybutylperoxydicarbonate, bis (4-t-butylcyclohexyl) peroxydicarbonate, t-butylperoxyisopropylcarbonate, diethylene glycol bis (t-butylperoxycarbonate), etc. Is mentioned.
- Examples of the photopolymerization initiator used include a photoradical polymerization initiator, a photocationic polymerization initiator, and a photoanionic polymerization initiator. Among these photopolymerization initiators, a photoradical polymerization initiator is preferable.
- photo radical polymerization initiator examples include Irgacure 127 (manufactured by BASF), Irgacure 651 (manufactured by BASF), Irgacure 184 (manufactured by BASF), Darocur 1173 (manufactured by BASF), benzophenone, 4- Phenylbenzophenone, Irgacure 500 (made by BASF), Irgacure 2959 (made by BASF), Irgacure 907 (made by BASF), Irgacure 369 (made by BASF), Irgacure 1300 (made by BASF), Irgacure 819 (BASF), Irgacure 1800 (BASF), Darocur TPO (BASF), Darocur 4265 (BASF), Irgacure OXE01 (BASF), Irgacure OXE02 (BASF) Escaure KT55 (Lamberti), Escaure ONE (Lamberti
- Irgacure 127 (manufactured by BASF), Irgacure 184 (manufactured by BASF), Darocur 1173 (manufactured by BASF), Irgacure 500 (manufactured by BASF), Irgacure 819 (BASF) Darocur TPO (manufactured by BASF), Esacure ONE (manufactured by Lamberti), Esacure KIP100F (manufactured by Lamberti), Esacure KT37 (manufactured by Lamberti) and Esacure KTO46 (manufactured by Lamberti) are preferable.
- photocationic polymerization initiator examples include Irgacure 250 (manufactured by BASF), Irgacure 784 (manufactured by BASF), Esacure 1064 (manufactured by Lamberti), CYRAURE UVI 6990 (manufactured by Union Carbide Japan), Adeka Optomer SP-172 (made by ADEKA), Adeka optomer SP-170 (made by ADEKA), Adeka optomer SP-152 (made by ADEKA), Adeka optomer SP-150 (made by ADEKA), etc. are mentioned. .
- a photopolymerization accelerator When using the photopolymerization initiator, a photopolymerization accelerator may be used in combination.
- the photopolymerization accelerator include 2,2-bis (2-chlorophenyl) -4,5′-tetraphenyl-2′H- ⁇ 1,2 ′> biimidazolol, tris (4-dimethylaminophenyl) methane, Examples include 4,4′-bis (dimethylamino) benzophenone, 2-ethylanthraquinone, camphorquinone, and the like.
- the amount of the photopolymerization initiator and thermal polymerization initiator used in the polymerizable composition is preferably in the range of 0.1 to 20% by weight, more preferably in the range of 0.5 to 10% by weight, and still more preferably. It is in the range of 1 to 5% by weight.
- an internal mold release agent may be added as necessary.
- An acidic phosphate ester can be used as the internal mold release agent.
- acidic phosphoric acid esters include phosphoric acid monoesters and phosphoric acid diesters, which can be used alone or in combination of two or more.
- the acidic phosphate used as the internal mold release agent can be represented by the general formula (5).
- x represents an integer of 1 or 2
- y represents an integer of 0 to 18
- R 27 represents an alkyl group having 1 to 20 carbon atoms
- R 28 and R 29 each independently A hydrogen atom, a methyl group or an ethyl group is shown.
- the number of carbon atoms in x is preferably 4 to 20.
- a plurality of R 27 s , a plurality of R 28 s , or a plurality of R 29 s may be the same or different.
- R 27 in the general formula (5) is, for example, linear aliphatic such as methane, ethane, propane, butane, pentane, hexane, heptane, octane, nonane, decane, undecane, dodecane, tetradecane, hexadecane, etc.
- y is preferably 0 or 1.
- R 27 is preferably a linear or branched alkyl group having 4 to 12 carbon atoms, and more preferably a linear alkyl group having 4 to 12 carbon atoms.
- R 27 is preferably a linear or branched alkyl group having 1 to 20 carbon atoms, and preferably a linear or branched alkyl group having 3 to 12 carbon atoms.
- the acidic phosphate ester can be used as one or a mixture of two or more selected from these.
- ZelecUN As acidic phosphoric acid esters, ZelecUN (STEPAN), MR internal mold release agent (Mitsui Chemicals), Johoku Chemical Co., Ltd. JP series, Toho Chemical Industry Co., Ltd. Phosphanol series, Daihachi Chemical AP, DP series, etc. manufactured by Kogyo Co., Ltd. can be used, and ZeleCUN (STEPAN) and MR internal mold release agent (Mitsui Chemicals) are more preferable.
- an ultraviolet absorber and a hindered amine light stabilizer are further added to the composition of this embodiment, and the weather resistance It is desirable that the composition is imparted with properties.
- the ultraviolet absorber is not particularly limited.
- a benzotriazole ultraviolet absorber a triazine ultraviolet absorber, a benzophenone ultraviolet absorber, a benzoate ultraviolet absorber, a propanedioic acid ester ultraviolet absorber, or an oxanilide type.
- Various ultraviolet absorbers such as an ultraviolet absorber can be used.
- HALS hindered amine light stabilizer
- HALS Hindered Amine Light Stabilizers
- the molecular weight is roughly divided into low molecular weight HALS, medium molecular weight HALS, high molecular weight HALS, and reactive HALS.
- hindered amine light stabilizer for example, trade name Tinuvin 111FDL (manufactured by BASF), bis (1-octyloxy-2,2,6,6-tetramethyl-4-piperidyl) sebacate (trade name) Tinuvin 123 (manufactured by BASF), trade name Tinuvin 144 (manufactured by BASF), trade name Tinuvin 292 (manufactured by BASF), trade name Tinuvin 765 (manufactured by BASF), trade name Tinuvin 770 (manufactured by BASF), N , N′-bis (3-aminopropyl) ethylenediamine-2,4-bis [N-butyl-N- (1,2,2,6,6-pentamethyl-4-piperidyl) amino] -6-chloro-1 , 3,5-triazine condensate (trade name CHIMASSORB119FL (manufactured by BASF)), trade name CHIMASSORB2020
- the addition amount of the ultraviolet absorber and the hindered amine light stabilizer is not particularly limited, but the ultraviolet absorber in the polymerizable composition is usually 0.1 to 20% by weight, preferably 0.5 to 10% by weight.
- the hindered amine light stabilizer is usually in the range of 0.1 to 10% by weight, preferably 0.5 to 5% by weight, more preferably 1 to 3% by weight.
- the addition amount of the ultraviolet absorber or the hindered amine light stabilizer is less than the above range, the effect of improving the weather resistance of the resulting molded product may be reduced.
- the addition amount of the ultraviolet absorber or the hindered amine light stabilizer exceeds the above range, it may be insufficient when the composition containing the polymerization reactive compound is polymerized with radiation such as UV.
- a light control dye or a light control pigment may be added.
- typical photochromic dyes or photochromic dyes for example, one or two or more of spiropyran compounds, spirooxazine compounds, fulgide compounds, naphthopyran compounds, and bisimidazole compounds may be used depending on the desired coloration. Can be used.
- spiropyran compounds examples include indole and spirobenzopyran indole rings and benzene rings substituted with halogen, methyl, ethyl, methylene, ethylene, hydroxyl groups, etc., indolinospironaphthopyran indole rings and Each substituted product in which the naphthalene ring is substituted with halogen, methyl, ethyl, methylene, ethylene, hydroxyl group, etc., each substitution in which the indole ring of indinospiroquinolinopyran is substituted with halogen, methyl, ethyl, methylene, ethylene, hydroxyl group, etc. And indolinospiropyridopyran indole ring substituted with halogen, methyl, ethyl, methylene, ethylene, hydroxyl group and the like.
- spirooxazine-based compounds examples include indolinospirobenzoxazine substituted with indole ring and benzene ring substituted with halogen, methyl, ethyl, methylene, ethylene, hydroxyl group, etc., indolinospironaphthoxazine
- indole and naphthalene ring is substituted with halogen, methyl, ethyl, methylene, ethylene, hydroxyl group, etc.
- indole ring of indinospirophenanthrooxazine is halogen, methyl, ethyl, methylene, ethylene, hydroxyl group, etc.
- Examples of the fulgide compound include N-cyanomethyl-6,7-dihydro-4-methyl-2-phenylspiro (5,6-benzo [b] thiophenedicarboximide-7,2′-tricyclo [3. 3.1.1 3,7 ] decane], N-cyanomethyl-6,7-dihydro-2- (p-methoxyphenyl) -4-methylspiro (5,6-benzo [b] thiophenedicarboximide-7, 2′-tricyclo [3.3.1.1 3,7 ] decane), 6,7-dihydro-N-methoxycarbonylmethyl-4-methyl-2-phenylspiro (5,6-benzo [b] thiophene Carboximido-7,2′-tricyclo [3.3.1.1 3,7 ] decane), 6,7-dihydro-4-methyl-2- (p-methylphenyl) -N-nitromethylspiro (5 , 6-Benzo [b Thiophene-dicarboximi
- naphthopyran compounds examples include spiro [norbornane-2,2 ′-[2H] benzo [h] chromene], spiro [bicyclo [3.3.1] nonane-9,2 ′-[2H] benzo [ h] chromene], 7'-methoxyspiro [bicyclo [3.3.1] nonane-9,2 '-[2H] benzo [h] chromene], 7'-methoxyspir [norbornane-2,2'-[2H] ] Benzo [f] chromene], 2,2-dimethyl-7-octoxy [2H] benzo [h] chromene, spiro [2-bicyclo [3.3.1] nonene-9,2 '-[2H] benzo [ h] chromene], spiro [2-bicyclo [3.3.1] nonene-9,2 ′-[2H] benzo [f] chromene], 6-morpholino-3,3-bis (3-
- the amount of these light control dyes or light control pigments is not particularly limited, but is in the range of about 0.01 to 10000 ppm (by weight), preferably 0.1 to 1000 ppm, based on the composition containing the polymerization reactive compound.
- the range is (weight), more preferably 1 to 100 ppm (weight).
- composition of the present embodiment further includes a polymerization accelerator, a catalyst, an infrared absorber, a radical scavenger, an antioxidant, a polymerization inhibitor, a dye and dye that is not dimming, a binder, a dispersant, if necessary.
- a polymerization accelerator such as sodium sulfate, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisul
- a cured resin obtained by heat polymerization (curing) of the composition of the present embodiment and a molded body made of the resin are produced by adding a polymerization reactive compound and, if necessary, the above-described various additives.
- a polymerization reactive compound and an additive that are not described in the present application may be added to the composition of the present embodiment as long as the effects of the present embodiment are not impaired.
- the cured resin constituting the molded body of this embodiment is preferably a cured resin obtained from a liquid polymerizable composition that is easy to cast, and among these cured resins, the following (a) to (z) are described.
- the cured resin is preferable.
- poly (thio) urethane resin obtained by polymerizing polyiso (thio) cyanate compound and poly (thi) ol compound
- poly (thio) urethane resin means polyurethane resin, polythiourethane resin and polydithiourethane resin.
- poly (thio) urea resin means polyurea resin and polythiourea resin.
- More preferable cured resins include the cured resins described in (a) to (f), (s) to (v), and (z) and mixed resins thereof.
- optical material various shapes of molded bodies can be obtained by changing the mold during polymerization.
- the molded body of the present embodiment can be used as various optical materials by forming a desired shape and providing a coat layer or other members formed as necessary.
- the manufacturing method of the optical material in the present embodiment includes, for example, a step of cast polymerization of the polymerizable composition of the present embodiment.
- the optical material examples include a plastic lens, a light emitting diode (LED), a prism, an optical fiber, an information recording substrate, a filter, and a light emitting diode.
- a plastic lens which consists of a molded object of this embodiment is demonstrated.
- the plastic lens can be manufactured as follows.
- the plastic lens of this embodiment is usually produced by a casting polymerization method using the above-described composition.
- the polyether-modified compound is added to a composition containing a polymerization reactive compound, mixed and stirred, and degassed under reduced pressure as necessary.
- a poly (thio) urethane resin is produced from a polyiso (thio) cyanate compound and a poly (thi) ol compound
- the solubility of the polyether-modified compound in the poly (thi) ol compound may be low.
- a method in which the compound is completely dissolved in the polyiso (thio) cyanate compound in advance and then mixed with the poly (thi) ol compound is preferable.
- the obtained composition of the present embodiment is injected into a cavity formed of a glass mold and a gasket or a tape, and irradiated with radiation such as ultraviolet rays other than heating or infrared rays to be polymerized and cured, and the cured resin of the present embodiment and A plastic lens made of the resin is manufactured.
- the heating is usually gradually raised from a low temperature for several days in order to prevent non-uniform polymerization (stria) due to convection. It is also polymerized.
- stria non-uniform polymerization
- the temperature is gradually raised from a low temperature in the range of 0 to 200 ° C. for 64 hours, similarly in the range of 5 to 150 ° C. for 40 hours, and similarly in the range of 20 to 120 ° C. for 16 hours.
- the polymerization in order to prevent polymerization nonuniformity (striasis) due to convection, the polymerization is usually performed gradually by dividing the irradiation of radiation or reducing the illuminance. It is done. In order to prevent more convection, after injecting a uniform polymerizable reaction composition into the cavity, it is cooled once to form a state in which convection hardly occurs, and then a weak radiation is irradiated to form a uniform gel state. In some cases, a dual cure method or the like in which the formed semi-cured composition is completely cured by heating may be employed.
- the plastic lens obtained by releasing from the mold may be subjected to a reheating treatment (annealing) as necessary for the purpose of completing the polymerization or removing distortion caused by residual stress.
- heat treatment is performed in the range of 1 to 24 hours at a temperature Tg to Tg ⁇ 2 times that of the obtained plastic lens. More preferably, the heat treatment conditions are 1 to 16 hours at a temperature of Tg to Tg ⁇ 1.5 times, and more preferably the heat treatment conditions are 1 to 4 hours at a temperature of Tg to Tg ⁇ 1.2 times. It is done.
- energy rays having a wavelength region in the range of 0.0001 to 800 nm are usually used.
- the radiation is classified into ⁇ -rays, ⁇ -rays, ⁇ -rays, X-rays, electron beams, ultraviolet rays, visible light, and the like, and can be appropriately selected and used according to the composition of the mixture.
- ultraviolet rays are preferable, and the output peak of ultraviolet rays is preferably in the range of 200 to 450 nm, more preferably in the range of 230 to 445 nm, still more preferably in the range of 240 to 430 nm, and particularly preferably in the range of 250 to 400 nm.
- ultraviolet rays in the above output peak range are used, there are few problems such as yellowing and thermal deformation during polymerization, and the polymerization can be completed in a relatively short time even when an ultraviolet absorber is added.
- ultraviolet absorber or a hindered amine stabilizer when added to the composition, it is preferable to use ultraviolet rays having an ultraviolet energy output peak in the range of 250 to 280 nm or 370 to 430 nm. It is in.
- the cured resin of this embodiment thus obtained and the plastic lens made of the resin have a hard coat, antireflection coat, light control coat, slipperiness coat or slipperiness treatment, antistatic coat, and the like on the surface.
- a functional coating layer, etc. perform dyeing treatment for fashionability, perform surface and edge polishing, etc. You may perform the process etc. which affix or give various functionality.
- the surface of the obtained cured resin of this embodiment and the plastic lens made of the resin is subjected to corona treatment, ozone treatment, oxygen gas or Physical or chemical treatment such as low-temperature plasma treatment using nitrogen gas or the like, glow discharge treatment, oxidation treatment with chemicals, or flame treatment can also be performed.
- the coating agent used for the primer layer examples include polyester resins, polyamide resins, polyurethane resins, epoxy resins, phenol resins, (meth) acrylic resins, polyvinyl acetate resins, polyethylene, and polypropylene.
- a coating agent containing a resin such as a polyolefin resin or a copolymer or modified resin thereof, or a cellulose resin as a main component of the vehicle can be used.
- the coating agent may be either a solvent type coating agent or an aqueous type coating agent.
- modified polyolefin coating agents ethyl vinyl alcohol coating agents, polyethyleneimine coating agents, polybutadiene coating agents, polyurethane coating agents; Polyester polyurethane emulsion coating agent, polyvinyl chloride emulsion coating agent, retane acrylic emulsion coating agent, silicone acrylic emulsion coating agent, vinyl acetate acrylic emulsion coating agent, acrylic emulsion coating agent; Styrene-butadiene copolymer latex coating agent, acrylonitrile-butadiene copolymer latex coating agent, methyl methacrylate-butadiene copolymer latex coating agent, chloroprene latex coating agent, rubber-based latex coating agent of polybutadiene latex, polyacrylic acid ester A latex coating agent, a polyvinylidene chloride latex coating agent, a polybutadiene latex coating agent, or a coating agent comprising a carboxylic acid-modified latex or
- These coating agents can be applied by, for example, a dipping coating method, a spin coating method, and a spray coating method, and the coating amount on the substrate is usually 0.05 g / m in a dry state. 2 to 10 g / m 2 .
- polyurethane-based coating agents are more preferable.
- the polyurethane-based coating agent has a urethane bond in the main chain or side chain of the resin contained in the coating agent.
- a polyurethane-type coating agent is a coating agent containing the polyurethane obtained by making polyol and isocyanate compounds, such as polyester polyol, polyether polyol, or acrylic polyol, react, for example.
- polyurethane coating agents obtained by mixing polyester polyols such as condensation polyester polyols and lactone polyester polyols with isocyanate compounds such as tolylene diisocyanate, hexamethylene diisocyanate, and xylene diisocyanate are closely attached. It is preferable because of its excellent properties.
- the method of mixing the polyol compound and the isocyanate compound is not particularly limited.
- the mixing ratio is not particularly limited, but if the isocyanate compound is too small, it may cause curing failure, so that the OH group of the polyol compound and the NCO group of the isocyanate compound are in the range of 2/1 to 1/40 in terms of equivalents. Is preferred.
- the cured resin of the present embodiment can be applied to other than plastic lenses.
- a sheet and a film manufactured in the same manner as a plastic lens using a planar mold may be used. It is done. Sheets and films made of the curable resin of the present embodiment have their surfaces physically or chemically treated in the same manner as plastic lenses, or formed by the primer layer and the physical or chemical treatment described above.
- the outermost outer layer (atmospheric contact surface) may be laminated.
- the plastic lens made of the cured resin according to this embodiment is a laminate including the primer layer between the functional outermost layer (atmospheric contact surface) formed by the physical or chemical treatment and the cured resin surface. It may be.
- the plastic lens of the present embodiment can be used for various lens applications such as a spectacle lens, a camera lens, a pickup lens, a Furnell lens, a prism lens, and a lenticular lens.
- lens applications such as a spectacle lens, a camera lens, a pickup lens, a Furnell lens, a prism lens, and a lenticular lens.
- particularly preferred applications include eyeglass lenses, camera lenses, and pickup lenses having a smooth surface.
- bubbles are likely to form near the interface with the mold (after the mold release, near the lens surface). Therefore, in addition to the internal mold release agent of this embodiment, this is an application that requires further contrivance.
- the sheet and film of this embodiment obtained similarly are display members, such as a flat panel and a smart phone panel, a scattering prevention film, a specific wavelength cut film, film members, such as a film for decoration, building material window glass, vehicle window glass, a mirror It can be used as various flat member applications that require high transparency, such as glass substitute members.
- a polymerizable composition for an optical material comprising a polyether-modified compound and a polymerization reactive compound.
- the polyether-modified compound is represented by the following general formula (1) (R 1 ⁇ R 8 may be the same or different, at least one of R 1 ⁇ R 8 represents a polyether group, other R 1 ⁇ R 8, which may be identical or different, C1 ⁇ A C20 linear or branched alkyl group, a C1 to C20 linear or branched alkoxy group, a hydroxyl group, or a polysiloxy group, and a plurality of R 2 to R 5 may be the same or different from each other, m, n may be the same or different and each represents an integer of 0 or more.)
- the following general formula (2) (R 9 to R 16 may be the same or different, at least one of R 9 to R 16 is a polyether group, and at least one is a fluorine atom or a C1-C20 linear or branched
- R 9 to R 16 represent a C1 to C20 linear or branched alkyl group, and a plurality of R 10 to R 13 may be the same or different, and p and q are the same or different.
- V and w may be the same or different and each represents an integer of 0 or more.
- the A1., Wherein the polyether-modified compound is a polyether-modified siloxane compound represented by the general formula (1). Or A2.
- the polyether-modified compound is contained in 0.01% by weight or more in 100% by weight of the polymerizable composition for an optical material.
- the polymerization reactive compound is a polyiso (thio) cyanate compound, poly (thio) epoxy compound, polyoxetanyl compound, polythietanyl compound, poly (meth) acryloyl compound, polyalkene compound, alkyne compound, poly (thi) ol compound, polyamine compound A1. Or two or more compounds selected from acid anhydrides, or polycarboxylic acid compounds.
- A6 A1.
- A7. A plastic lens made of the optical material described in 1.
- A9. A1.
- a polymerizable composition for an optical material comprising a polyether-modified compound having a polyether group represented by the following general formula (4) and a polymerization reactive compound.
- R 25 is a C1-C20 linear or branched alkylene group
- R 26 is a hydrogen atom, a C1-C20 linear or branched alkyl group, or a C2-C20 linear or branched alkyl group.
- An alkenyl group or a C2-C20 linear or branched alkynyl group, a plurality of R 25 may be the same or different
- k represents an integer of 1 or more.
- the polyether-modified compound is represented by the following general formula (1) (R 1 to R 8 may be the same or different, at least one of R 1 to R 8 represents a polyether group represented by the general formula (4), and the other R 1 to R 8 are: May be the same or different and each represents a C1 to C20 linear or branched alkyl group, a C1 to C20 linear or branched alkoxy group, a hydroxyl group, or a polysiloxy group, and a plurality of R 2 to R 5 are present.
- Each of m and n may be the same or different and each represents an integer of 0 or more).
- R 9 to R 16 may be the same or different, at least one of R 9 to R 16 is a polyether group represented by the general formula (4), and at least one is a fluorine atom or C 1 to C 20 And other R 9 to R 16 are C1 to C20 linear or branched alkyl groups, and a plurality of R 10 to R 13 are the same or different.
- R 17 to R 24 may be the same or different, at least one of R 17 to R 24 represents a polyether group represented by the general formula (4), and at least one is (meth) acryloyl)
- R 18 to R 21 may be the same or different from each other, v and w may be the same or different and each represents an integer of 0 or more).
- the B2 .. wherein the polyether-modified compound is a polyether-modified siloxane compound represented by the general formula (1).
- R 26 represents a hydrogen atom, a C1-C20 linear or branched alkyl group, and the B1.
- R 26 of the polyether group represented by the general formula (4) represents a C2 to C20 linear or branched alkenyl group or a C2 to C20 linear or branched alkynyl group.
- the polymerizable composition for an optical material according to any one of the above. B6 The polyether-modified compound is contained in an amount of 0.01% by weight or more in 100% by weight of the polymerizable composition for an optical material.
- the polymerization reactive compound is a polyiso (thio) cyanate compound, poly (thio) epoxy compound, polyoxetanyl compound, polythietanyl compound, poly (meth) acryloyl compound, polyalkene compound, alkyne compound, poly (thi) ol compound, polyamine compound , An acid anhydride, or one or more compounds selected from polycarboxylic acid compounds.
- the polymerizable composition for an optical material according to any one of the above. B8. B1. To B7. The molded object which hardened
- the molded body made of a cured resin and the plastic lens were evaluated by the following method.
- ⁇ Striae Immediately after preparing a polymerizable composition, 2 hours after preparation, 4 hours, 6 hours, 8 hours, 10 hours, and a lens using the polymerizable composition Each lens was projected with an ultra-high pressure mercury lamp (light source model OPM-252HEG: manufactured by USHIO INC.), And the transmitted image was visually evaluated for the presence or absence of striae.
- these lenses are hereinafter referred to as a lens immediately after preparation, a lens after 2 hours, a lens after 4 hours, a lens after 6 hours, a lens after 8 hours, and a lens after 10 hours.
- Refractive index, Abbe number Measurement was performed at 20 ° C.
- Example 1 In a 2000 ml three-necked flask, 2,5-bis (isocyanatomethyl) bicyclo- [2.2.1] -heptane and 2,6-bis (isocyanatomethyl) bicyclo- [2.2.1] -Heptane mixture 50.6 parts by weight, 2- (2-hydroxy-5-t-octylphenyl) -2H benzotriazole (Biosorb 583) 0.05 parts by weight, ZeleCUN 0.125 parts by weight, polyether-modified siloxane compound (KL-100: Kyoeisha) Chemical) was added and dissolved completely in a nitrogen atmosphere at 20 ° C., then 23.9 parts by weight of pentaerythritol tetrakismercaptopropionate, 0.3 parts by weight of dibutyltin dichloride and 4-mercaptomethyl-1,8 -A mixture of 25.5 parts by weight of dimercapto-3,6-dithiaoctane was added,
- the mold was removed from the oven, and the molded product was released from the cavity to obtain a lens.
- the above operation was performed every 2 hours after the resin composition was prepared, and was repeated until 10 hours later.
- striae was not confirmed in all the lenses.
- the lens immediately after preparation exhibited good physical properties with an appearance of ⁇ , a refractive index (ne) of 1.598, an Abbe number ( ⁇ e) of 39, and a Tg of 115 ° C.
- the evaluation results are shown in Table 1.
- Example 2 In a 2000 ml three-necked flask, 58.9 parts by weight of bis (4-isocyanatocyclohexyl) methane, 2- (3't-butyl-2'-hydroxy-5'-methylphenyl) -5-chlorobenzotriazole (Tinuvin 326) 0.64 parts by weight, 1.5 parts by weight of Eversorb 109, 0.1 parts by weight of ZeleCUN, 0.1 parts by weight of a polyether-modified siloxane compound (KL-100: manufactured by Kyoeisha Chemical Co., Ltd.), completely dissolved in a nitrogen atmosphere at 20 ° C.
- KL-100 polyether-modified siloxane compound manufactured by Kyoeisha Chemical Co., Ltd.
- a polythiol compound which is a mixture of 0.15 parts by weight of dibutyltin dichloride and 5,7-, 4,7-, 4,8-dimercaptomethyl-1,11-mercapto-3,6,9-trithiaundecane And the mixture was stirred and mixed for 20 minutes and then degassed under a reduced pressure of 0.20 kPa for 30 minutes to obtain a resin composition. It is obtained from a 6-curve glass mold (upper mold) having a diameter of 78 mm and a 4-curve glass mold (lower mold) having a diameter of 78 mm and having a cavity for creating a lens having a set center thickness of 10 mm.
- the resin composition was injected into the cavity at a rate of 10 g / second.
- the remaining resin composition was stored in a 10 ° C. bath so as not to generate heat.
- the mold mold into which the resin composition was poured was put into a polymerization oven and polymerized by gradually raising the temperature from 20 ° C. to 130 ° C. over 36 hours. After completion of the polymerization, the mold was removed from the oven, and the molded product was released from the cavity to obtain a lens.
- the above operation was performed every 2 hours after the resin composition was prepared, and was repeated until 10 hours later. When the presence or absence of striae of each obtained lens was observed, striae was not confirmed until the lens after 8 hours.
- the lens immediately after preparation exhibited good physical properties at an appearance of ⁇ , a refractive index (ne) of 1.602, an Abbe number ( ⁇ e) of 39, and a Tg of 121 ° C.
- the evaluation results are shown in Table 1.
- Example 3 41.2 parts by weight of a mixture of 2,4-tolylene diisocyanate and 2,6-tolylene diisocyanate, 3.0 parts by weight of an ultraviolet absorber (manufactured by Kyodo Yakuhin; Biosorb 583), ZelecUN (manufactured by STEPAN; acid phosphate ester) 0.6 Part by weight, 0.4 part by weight of TINUVIN 292 (manufactured by BASF; hindered amine compound) was mixed and dissolved to obtain a uniform solution.
- an ultraviolet absorber manufactured by Kyodo Yakuhin; Biosorb 583
- ZelecUN manufactured by STEPAN; acid phosphate ester
- TINUVIN 292 manufactured by BASF; hindered amine compound
- a resin composition It is obtained from a 6-curve glass mold (upper mold) having a diameter of 78 mm and a 4-curve glass mold (lower mold) having a diameter of 78 mm and having a cavity for creating a lens having a set center thickness of 10 mm.
- the resin composition was injected into the cavity at a rate of 10 g / second.
- the mold mold into which the resin composition was injected was put into a polymerization oven and polymerized by gradually raising the temperature from 20 ° C. to 130 ° C. over 12 hours. After completion of the polymerization, the mold was removed from the oven, and the molded product was released from the cavity to obtain a lens.
- the lens immediately after preparation exhibited good physical properties at an appearance of ⁇ , a refractive index (ne) of 1.549, an Abbe number ( ⁇ e) of 34, and a Tg of 100 ° C.
- the evaluation results are shown in Table 1.
- Example 4 A lens was obtained in the same manner as in Example 1 except that the amount of the polyether-modified siloxane compound (KL-100: manufactured by Kyoeisha Chemical Co., Ltd.) was 0.5 parts by weight. When the obtained lenses were observed for the presence or absence of striae, no striae were confirmed in all the lenses immediately after preparation up to 10 hours. In addition, the lens immediately after preparation exhibited good physical properties with a good appearance, a refractive index (ne) of 1.598, an Abbe number ( ⁇ e) of 39, and a Tg of 114 ° C. The evaluation results are shown in Table 1.
- Example 5 A lens was obtained in the same manner as in Example 2 except that the blending amount of the polyether-modified siloxane compound (KL-100: manufactured by Kyoeisha Chemical Co., Ltd.) was 0.5 parts by weight. When the presence or absence of striae of each obtained lens was observed, striae was not confirmed in all the lenses up to 10 hours later. Further, the lens immediately after the preparation exhibited good physical properties at a good appearance, a refractive index (ne) of 1.602, an Abbe number ( ⁇ e) of 39, and Tg of 119 ° C. The evaluation results are shown in Table 1.
- Example 6 A lens immediately after preparation was obtained in the same manner as in Example 3 except that the amount of the polyether-modified siloxane compound (KL-100: manufactured by Kyoeisha Chemical Co., Ltd.) was 0.5 parts by weight. When the presence or absence of striae of the obtained lens was observed, striae was not confirmed. The lens exhibited good physical properties when the appearance was good, the refractive index (ne) was 1.548, the Abbe number ( ⁇ e) was 34, and the Tg was 100 ° C. The evaluation results are shown in Table 1.
- KL-100 manufactured by Kyoeisha Chemical Co., Ltd.
- Example 7 A lens was obtained in the same manner as in Example 1 except that the amount of the polyether-modified siloxane compound (KL-100: manufactured by Kyoeisha Chemical Co., Ltd.) was 1.5 parts by weight. When the presence or absence of striae of each obtained lens was observed, striae was not confirmed in all the lenses up to 10 hours later. In addition, the lens immediately after preparation exhibited good physical properties at an appearance of ⁇ , a refractive index (ne) of 1.602, an Abbe number ( ⁇ e) of 39, and a Tg of 113 ° C. The evaluation results are shown in Table 1.
- Example 8 A lens was obtained in the same manner as in Example 2 except that the amount of the polyether-modified siloxane compound (KL-100: manufactured by Kyoeisha Chemical Co., Ltd.) was 1.5 parts by weight. When the presence or absence of striae of each obtained lens was observed, striae was not confirmed in all the lenses up to 10 hours later. Further, the lens immediately after the preparation exhibited good physical properties at a good appearance, a refractive index (ne) of 1.602, an Abbe number ( ⁇ e) of 39, and Tg of 119 ° C. The evaluation results are shown in Table 1.
- Example 9 A lens immediately after preparation was obtained in the same manner as in Example 3 except that the amount of the polyether-modified siloxane compound (KL-100: manufactured by Kyoeisha Chemical Co., Ltd.) was 1.5 parts by weight. When the presence or absence of striae of the obtained lens was observed, striae was not confirmed. In addition, the lens showed good physical properties although the appearance was slightly reduced at ⁇ , refractive index (ne) 1.548, Abbe number ( ⁇ e) 34, and Tg 98 ° C. The evaluation results are shown in Table 1.
- KL-100 manufactured by Kyoeisha Chemical Co., Ltd.
- Example 1 A lens was obtained in the same manner as in Example 1 except that the polyether-modified siloxane compound (KL-100: manufactured by Kyoeisha Chemical Co., Ltd.) was not blended. When the obtained lenses were observed for the presence or absence of striae, striae were confirmed in the lenses after 4 hours. Further, the lens immediately after preparation had an appearance of ⁇ , a refractive index (ne) of 1.598, an Abbe number ( ⁇ e) of 39, and Tg of 114 ° C. The evaluation results are shown in Table 1.
- KL-100 manufactured by Kyoeisha Chemical Co., Ltd.
- Example 2 A lens was obtained in the same manner as in Example 2 except that the polyether-modified siloxane compound (KL-100: manufactured by Kyoeisha Chemical Co., Ltd.) was not blended. As a result of observing striae, striae was confirmed in the lens immediately after preparation. Further, the lens immediately after preparation had an appearance of ⁇ , a refractive index (ne) of 1.602, an Abbe number ( ⁇ e) of 39, and Tg of 119 ° C. The evaluation results are shown in Table 1.
- KL-100 manufactured by Kyoeisha Chemical Co., Ltd.
- Example 3 A lens was obtained in the same manner as in Example 3 except that the polyether-modified siloxane compound (KL-100: manufactured by Kyoeisha Chemical Co., Ltd.) was not blended. As a result of observing striae, striae was confirmed in the lens immediately after preparation. Further, the lens immediately after preparation had an appearance of ⁇ , a refractive index (ne) of 1.548, an Abbe number ( ⁇ e) of 34, and a Tg of 100 ° C. The evaluation results are shown in Table 1.
- KL-100 manufactured by Kyoeisha Chemical Co., Ltd.
- a-1 Mixture of 2,5-bis (isocyanatomethyl) bicyclo- [2.2.1] -heptane and 2,6-bis (isocyanatomethyl) bicyclo- [2.2.1] -heptane a-2: bis (4-isocyanatocyclohexyl) methane b-1: a prepolymer comprising a mixture of 2,4-tolylene diisocyanate and 2,6-tolylene diisocyanate and a propylene oxide adduct of trimethylolpropane c-1 : Pentaerythritol tetrakismercaptopropionate c-2: 4-mercaptomethyl-1,8-dimercapto-3,6-dithiaoctane c-3: 5,7 (or 4,7 or 4,8) -dimercaptomethyl- Mixture of 1,11-mercapto-3,6,9-trithiaundecane d-1: prop
- Example 10 In a 2000 ml three-necked flask, 58.9 parts by weight of bis (4-isocyanatocyclohexyl) methane, 2- (3't-butyl-2'-hydroxy-5'-methylphenyl) -5-chlorobenzotriazole (Tinuvin 326) A polyether-modified siloxane compound containing 0.64 parts by weight, 1.5 parts by weight of Eversorb 109, 0.1 parts by weight of ZeleCUN, 68% by weight of a compound represented by the following formula (6), and 29% by weight of a compound represented by the following formula (7) 0.4 part by weight and completely dissolved in a nitrogen atmosphere at 20 ° C., 0.15 part by weight of dibutyltin dichloride, and 5,7-, 4,7-, 4,8-dimercaptomethyl-1,11- A mixed solution of 41.1 parts by weight of a polythiol compound, which is a mixture of mercapto-3,6,9-trithiaund
- a resin composition It is obtained from a 6-curve glass mold (upper mold) having a diameter of 78 mm and a 4-curve glass mold (lower mold) having a diameter of 78 mm and having a cavity for creating a lens having a set center thickness of 10 mm.
- the resin composition was injected into the cavity at a rate of 10 g / second.
- the remaining resin composition was stored in a 10 ° C. bath so as not to generate heat.
- the mold mold into which the resin composition was poured was put into a polymerization oven and polymerized by gradually raising the temperature from 20 ° C. to 130 ° C. over 36 hours.
- the mold was removed from the oven, and the molded product was released from the cavity to obtain a lens.
- the above operation was performed every 2 hours after the resin composition was prepared, and was repeated until 10 hours later. When the presence or absence of striae of each obtained lens was observed, striae was not confirmed until the lens after 10 hours.
- the lens immediately after preparation exhibited good physical properties at an appearance of ⁇ , a refractive index (ne) of 1.602, an Abbe number ( ⁇ e) of 39, and a Tg of 120 ° C.
- the molecular weight of the compound represented by Formula (6) is about 2000, and the molecular weight of the compound represented by Formula (7) is about 1000.
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Abstract
Description
特許文献1に記載のプラスチックレンズの製造装置によれば、ロータリテーブルに載置されたプラスチック組成物が注入された成形用型が1回転する間にプラスチックレンズの製造が可能となり、コンパクトでスペース効率に優れたプラスチックレンズの製造装置を提供することができるとされている。
また、例えば、モノマー組成物を予備反応させて特定範囲に増粘させた後、従来の製造方法と同様の昇温重合プログラムにより重合硬化させる方法(特許文献2)、モノマー組成物を重合硬化する工程の途中に、モノマー組成物が充填された成形体を、強制的に、規則的または不規則的に動かすことで、硬化中のモノマーの偏りを解消し、光学的歪あるいは脈理の発生を抑制する方法(特許文献3)、モノマー組成物を重合する際の温度プログラムを最適化する方法(特許文献4)、モノマー組成物を重合硬化する際、モノマー組成物が充填された成形体を水平面から特定の角度に保って硬化する方法(特許文献5)、モノマー組成物が充填された成形型を液体に浸漬させた状態で、マイクロ波を照射することにより重合する方法(特許文献6)などがある。
ポリエーテル変性化合物を含む光学材料用の組成物としては、特許文献7~9に記載の技術が知られている。
[1] 下記一般式(4)で表されるポリエーテル基を有するポリエーテル変性化合物と、重合反応性化合物とを含むことを特徴とする光学材料用重合性組成物。
[2] 前記ポリエーテル変性化合物が、下記一般式(1)
下記一般式(2)
下記一般式(3)
[3] 前記ポリエーテル変性化合物が、前記一般式(1)で表されるポリエーテル変性シロキサン化合物である[2]に記載の光学材料用重合性組成物。
[4] 前記一般式(4)で表されるポリエーテル基のR26は水素原子、C1~C20の直鎖もしくは分岐のアルキル基を示す、[1]~[3]のいずれか1項に記載の光学材料用重合性組成物。
[5] 前記一般式(4)で表されるポリエーテル基のR26はC2~C20の直鎖もしくは分岐のアルケニル基またはC2~C20の直鎖もしくは分岐のアルキニル基を示す、[1]~[3]のいずれか1項に記載の光学材料用重合性組成物。
[6] 前記ポリエーテル変性化合物が、光学材料用重合性組成物100重量%中に0.01重量%以上含まれる、[1]~[5]のいずれか1項に記載の光学材料用重合性組成物。
[7] 前記重合反応性化合物が、ポリイソ(チオ)シアネート化合物、ポリ(チオ)エポキシ化合物、ポリオキセタニル化合物、ポリチエタニル化合物、ポリ(メタ)アクリロイル化合物、ポリアルケン化合物、アルキン化合物、ポリ(チ)オール化合物、ポリアミン化合物、酸無水物、またはポリカルボン酸化合物から選択される1種または2種以上の化合物である、[1]~[6]のいずれか1項に記載の光学材料用重合性組成物。
[8] [1]~[7]のいずれか1項に記載の光学材料用重合性組成物を硬化した成形体。
[9] [8]に記載の成形体からなる光学材料。
[10] [9]に記載の光学材料からなるプラスチックレンズ。
[11] [1]~[7]のいずれか1項に記載の光学材料用重合性組成物を注型重合する工程を含む、光学材料の製造方法。
[12] [11]に記載の製造方法により製造されたプラスチックレンズ。
本実施形態の光学材料用重合性組成物は、ポリエーテル変性化合物と、重合反応性化合物とを含む。以下、各成分について説明する。
本実施形態においては、ポリエーテル変性化合物として、下記一般式(4)で表されるポリエーテル基を有するポリエーテル変性化合物が用いられる。
また、一実施形態において、重合性組成物のポットライフを長くしつつ、得られる成形体の脈離を抑制する効果と、成形体の透明性の向上効果とのバランスを向上させる観点から、kは好ましくは1~1000の整数を示し、より好ましくは40~600の整数を示し、さらにより好ましくは55~550の整数を示す。
これらの化合物を用いることにより、重合時にキャビティー内部で発生する脈理および調合終了からの増粘にともなう注型時の脈理をより効果的に抑制することができる。
本実施形態において、ポリエーテル変性化合物として一般式(1)で表されるポリエーテル変性シロキサン化合物を用いることができる。
本実施形態において、ポリエーテル変性化合物として一般式(2)で表されるポリエーテル変性フルオロ化合物を用いることができる。
p、qは同一または異なっていてもよく、0以上の整数、好ましくは1~20の整数、さらに好ましくは1~10の整数を示す。
本実施形態において、ポリエーテル変性化合物として下記一般式(3)で表されるポリエーテル変性(メタ)アクリル化合物を用いることができる。
v、wは同一でも異なっていてもよく、0以上の整数、好ましくは1~20の整数、さらに好ましくは1~10の整数を示す。
好ましくは、C1~C8の直鎖もしくは分岐のアルキル基である。
好ましくは、C1~C8の直鎖もしくは分岐のアルコキシ基である。
好ましくは、C2~C8の直鎖もしくは分岐のアルケニル基である。
好ましくは、C2~C8の直鎖もしくは分岐のアルキニル基である。
好ましくは、C1~C8の直鎖もしくは分岐のパーフルオロアルキル基である。
BYK-302、BYK-307、BYK-322、BYK-323、BYK-331、BYK-333、BYK-347、BYK-348、BYK-349(BYK-Chemie(株)製 商品名);
KF-351、KF-352、KF-353、KF-354L、KF-355、KF-355A、KF-615A、KF-618(信越化学工業(株)製 商品名);
SH3746、SH3771、SH8400、SF8410(東レ・ダウコーニング(株)製 商品名);
TSF4440、TSF4445、TSF4446、TSF4452(東芝シリコーン(株)製 商品名);等を挙げることができるが、これら例示化合物のみに限定されるものではない。これらは単独で用いても、2種以上の混合物として用いてもよい。
特に好ましい例は、ポリフローKL-100、ポリフローKL-600(共栄社化学(株)製 商品名)である。
また、重合性組成物のポットライフを長くしつつ、得られる成形体の脈離を抑制する効果と、成形体の透明性の向上効果とのバランスを向上させる観点から、一般式(1)で表される化合物は、好ましくはポリフローKL-100およびポリフローKL-600(共栄社化学(株)製 商品名)から選択される1種以上であり、より好ましくはポリフローKL-100である。
より好ましくは一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26が水素原子である化合物および一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26がC2~C20の直鎖もしくは分岐のアルケニル基である化合物からなる群から選択される少なくとも1種を含み;
さらに好ましくは一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26が水素原子である化合物および一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26がC2~C8の直鎖もしくは分岐のアルケニル基である化合物からなる群から選択される少なくとも1種を含み;
さらにより好ましくは一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26が水素原子である化合物と、一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26がC2~C8の直鎖もしくは分岐のアルケニル基である化合物からなる群から選択される少なくとも1種と、を含み;
よりいっそう好ましくは、下記一般式(6)で表される化合物と下記一般式(7)で表される化合物とを含む。
同様の観点から、上記一般式(6)中、bは好ましくは1~100であり、より好ましくは5~50である。
同様の観点から、上記一般式(6)中、dは好ましくは10~1000であり、より好ましくは50~500である。
同様の観点から、上記一般式(6)中、eは好ましくは1~100であり、より好ましくは5~50である。
また、同様の観点から、上記一般式(6)で表される化合物の分子量は、好ましくは100~10000であり、より好ましくは1000~5000である。
同様の観点から、上記一般式(7)中、gは好ましくは1~100であり、より好ましくは1~10である。
また、同様の観点から、上記一般式(7)で表される化合物の分子量は、好ましくは100~10000であり、より好ましくは500~5000である。
例えば、重合反応性化合物として、ポリイソシアネート化合物およびポリチオール化合物を含む重合性組成物を熱硬化させて、チオウレタン樹脂を作成する場合、重合性組成物中のポリエーテル変性化合物の含有量は、0.01重量%以上、好ましくは0.01重量%~7.5重量%、より好ましくは0.10重量%~5.0重量%、さらに好ましくは、0.5重量%~2.5重量%である。
次に本実施形態の重合性組成物に含まれる重合反応性化合物について説明する。
重合反応性化合物には、必要に応じて添加される開始剤および触媒等の添加剤の存在下あるいはそれら不存在下においても、自己重合、共重合、或いは付加重合できる重合性官能基を少なくとも1個以上有する重合反応性化合物が含まれる。
イソホロンジイソシアネート、ビス(イソシアナトメチル)シクロヘキサン、ビス(イソシアナトシクロヘキシル)メタン、ジシクロヘキシルジメチルメタンイソシアネート、2,5-ビス(イソシアナトメチル)ビシクロ-[2.2.1]-ヘプタン、2,6-ビス(イソシアナトメチル)ビシクロ-[2.2.1]-ヘプタン、3,8-ビス(イソシアナトメチル)トリシクロデカン、3,9-ビス(イソシアナトメチル)トリシクロデカン、4,8-ビス(イソシアナトメチル)トリシクロデカン、4,9-ビス(イソシアナトメチル)トリシクロデカン等の脂環族ポリイソシアネート化合物;
トリレンジイソシアネート、4,4'-ジフェニルメタンジイソシアネート、ジフェニルスルフィド-4,4-ジイソシアネート、フェニレンジイソシアネート等の芳香族ポリイソシアネート化合物;
2,5-ジイソシアナトチオフェン、2,5-ビス(イソシアナトメチル)チオフェン、2,5-ジイソシアナトテトラヒドロチオフェン、2,5-ビス(イソシアナトメチル)テトラヒドロチオフェン、3,4-ビス(イソシアナトメチル)テトラヒドロチオフェン、2,5-ジイソシアナト-1,4-ジチアン、2,5-ビス(イソシアナトメチル)-1,4-ジチアン、4,5-ジイソシアナト-1,3-ジチオラン、4,5-ビス(イソシアナトメチル)-1,3-ジチオラン等の複素環ポリイソシアネート化合物;
ヘキサメチレンジイソチオシアネート、リジンジイソチオシアネートメチルエステル、リジントリイソチオシアネート、m-キシリレンジイソチオシアネート、ビス(イソチオシアナトメチル)スルフィド、ビス(イソチオシアナトエチル)スルフィド、ビス(イソチオシアナトエチル)ジスルフィド等の脂肪族ポリイソチオシアネート化合物;
イソホロンジイソチオシアネート、ビス(イソチオシアナトメチル)シクロヘキサン、ビス(イソチオシアナトシクロヘキシル)メタン、シクロヘキサンジイソチオシアネート、メチルシクロヘキサンジイソチオシアネート、2,5-ビス(イソチオシアナトメチル)ビシクロ-[2.2.1]-ヘプタン、2,6-ビス(イソチオシアナトメチル)ビシクロ-[2.2.1]-ヘプタン、3,8-ビス(イソチオシアナトメチル)トリシクロデカン、3,9-ビス(イソチオシアナトメチル)トリシクロデカン、4,8-ビス(イソチオシアナトメチル)トリシクロデカン、4,9-ビス(イソチオシアナトメチル)トリシクロデカン等の脂環族ポリイソチオシアネート化合物;
トリレンジイソチオシアネート、4,4-ジフェニルメタンジイソチオシアネート、ジフェニルジスルフィド-4,4-ジイソチオシアネート等の芳香族ポリイソチオシアネート化合物;
2,5-ジイソチオシアナトチオフェン、2,5-ビス(イソチオシアナトメチル)チオフェン、2,5-イソチオシアナトテトラヒドロチオフェン、2,5-ビス(イソチオシアナトメチル)テトラヒドロチオフェン、3,4-ビス(イソチオシアナトメチル)テトラヒドロチオフェン、2,5-ジイソチオシアナト-1,4-ジチアン、2,5-ビス(イソチオシアナトメチル)-1,4-ジチアン、4,5-ジイソチオシアナト-1,3-ジチオラン、4,5-ビス(イソチオシアナトメチル)-1,3-ジチオラン等の含硫複素環ポリイソチオシアネート化合物等を挙げることができる。
ビス(2,3-エポキシプロピル)スルフィド、ビス(2,3-エポキシプロピル)ジスルフィド、ビス(2,3-エポキシプロピルチオ)メタン、1,2-ビス(2,3-エポキシプロピルチオ)エタン、1,2-ビス(2,3-エポキシプロピルチオ)プロパン、1,3-ビス(2,3-エポキシプロピルチオ)プロパン、1,3-ビス(2,3-エポキシプロピルチオ)-2-メチルプロパン、1,4-ビス(2,3-エポキシプロピルチオ)ブタン、1,4-ビス(2,3-エポキシプロピルチオ)-2-メチルブタン、1,3-ビス(2,3-エポキシプロピルチオ)ブタン、1,5-ビス(2,3-エポキシプロピルチオ)ペンタン、1,5-ビス(2,3-エポキシプロピルチオ)-2-メチルペンタン、1,5-ビス(2,3-エポキシプロピルチオ)-3-チアペンタン、1,6-ビス(2,3-エポキシプロピルチオ)ヘキサン、1,6-ビス(2,3-エポキシプロピルチオ)-2-メチルヘキサン、3,8-ビス(2,3-エポキシプロピルチオ)-3,6-ジチアオクタン、1,2,3-トリス(2,3-エポキシプロピルチオ)プロパン、2,2-ビス(2,3-エポキシプロピルチオ)-1,3-ビス(2,3-エポキシプロピルチオメチル)プロパン、2,2-ビス(2,3-エポキシプロピルチオメチル)-1-(2,3-エポキシプロピルチオ)ブタン、1,5-ビス(2,3-エポキシプロピルチオ)-2-(2,3-エポキシプロピルチオメチル)-3-チアペンタン、1,5-ビス(2,3-エポキシプロピルチオ)-2,4-ビス(2,3-エポキシプロピルチオメチル)-3-チアペンタン、1-(2,3-エポキシプロピルチオ)-2,2-ビス(2,3-エポキシプロピルチオメチル)-4-チアヘキサン、1,5,6-トリス(2,3-エポキシプロピルチオ)-4-(2,3-エポキシプロピルチオメチル)-3-チアヘキサン、1,8-ビス(2,3-エポキシプロピルチオ)-4-(2,3-エポキシプロピルチオメチル)-3,6-ジチアオクタン、1,8-ビス(2,3-エポキシプロピルチオ)-4,5-ビス(2,3-エポキシプロピルチオメチル)-3,6-ジチアオクタン、1,8-ビス(2,3-エポキシプロピルチオ)-4,4-ビス(2,3-エポキシプロピルチオメチル)-3,6-ジチアオクタン、1,8-ビス(2,3-エポキシプロピルチオ)-2,5-ビス(2,3-エポキシプロピルチオメチル)-3,6-ジチアオクタン、1,8-ビス(2,3-エポキシプロピルチオ)-2,4,5-トリス(2,3-エポキシプロピルチオメチル)-3,6-ジチアオクタン、1,1,1-トリス[[2-(2,3-エポキシプロピルチオ)エチル]チオメチル]-2-(2,3-エポキシプロピルチオ)エタン、1,1,2,2-テトラキス[[2-(2,3-エポキシプロピルチオ)エチル]チオメチル]エタン、1,11-ビス(2,3-エポキシプロピルチオ)-4,8-ビス(2,3-エポキシプロピルチオメチル)-3,6,9-トリチアウンデカン、1,11-ビス(2,3-エポキシプロピルチオ)-4,7-ビス(2,3-エポキシプロピルチオメチル)-3,6,9-トリチアウンデカン、1,11-ビス(2,3-エポキシプロピルチオ)-5,7-ビス(2,3-エポキシプロピルチオメチル)-3,6,9-トリチアウンデカン等の鎖状脂肪族の2,3-エポキシプロピルチオ化合物;
1,3-ビス(2,3-エポキシプロピルチオ)シクロヘキサン、1,4-ビス(2,3-エポキシプロピルチオ)シクロヘキサン、1,3-ビス(2,3-エポキシプロピルチオメチル)シクロヘキサン、1,4-ビス(2,3-エポキシプロピルチオメチル)シクロヘキサン、2,5-ビス(2,3-エポキシプロピルチオメチル)-1,4-ジチアン、2,5-ビス[[2-(2,3-エポキシプロピルチオ)エチル]チオメチル]-1,4-ジチアン、2,5-ビス(2,3-エポキシプロピルチオメチル)-2,5-ジメチル-1,4-ジチアン等の環状脂肪族の2,3-エポキシプロピルチオ化合物;
1,2-ビス(2,3-エポキシプロピルチオ)ベンゼン、1,3-ビス(2,3-エポキシプロピルチオ)ベンゼン、1,4-ビス(2,3-エポキシプロピルチオ)ベンゼン、1,2-ビス(2,3-エポキシプロピルチオメチル)ベンゼン、1,3-ビス(2,3-エポキシプロピルチオメチル)ベンゼン、1,4-ビス(2,3-エポキシプロピルチオメチル)ベンゼン、ビス[4-(2,3-エポキシプロピルチオ)フェニル]メタン、2,2-ビス[4-(2,3-エポキシプロピルチオ)フェニル]プロパン、ビス[4-(2,3-エポキシプロピルチオ)フェニル]スルフィド、ビス[4-(2,3-エポキシプロピルチオ)フェニル]スルフォン、4,4'-ビス(2,3-エポキシプロピルチオ)ビフェニル等の芳香族の2,3-エポキシプロピルチオ化合物等を挙げることができる。
グリセロールトリアクリレート、エトキシル化トリメチロールプロパントリアクリレート、ペンタエリスリトールトリアクリレート、プロポキシル化グリセリルトリアクリレート、プロポキシル化トリメチロールプロパントリアクリレート、トリス(2-ヒドロキシエチル)イソシアヌレートトリアクリレート等のトリアクリロイル化合物;
ジトリメチロールプロパンテトラアクリレート、ジペンタエリスリトールペンタアクリレート、エトキシル化ペンタエリスリトールテトラアクリレート、ペンタエリスリトールテトラアクリレート、カプロラクトン修飾ジペンタエリスリトールヘキサアクリレート等のテトラアクリロイル化合物、等が挙げられる。
アセチレンジオール、プロピンオール、ブチンオール、ペンチンオール、ヘキシンオール、ヘキシンジオール、ヘプチンオール、ヘプチンジオール、オクチンオール、オクチンジオール等のアルキニルアルコール類、および上記アルキニルアルコール類の一部または全部のOH基がNH2基に置換されたアルキニルアミン類などが挙げられる。
ジヒドロキシナフタレン、トリヒドロキシナフタレン、テトラヒドロキシナフタレン、ジヒドロキシベンゼン、ベンゼントリオール、ビフェニルテトラオール、ピロガロール、(ヒドロキシナフチル)ピロガロール、トリヒドロキシフェナントレン、ビスフェノールA、ビスフェノールF、キシリレングリコール、ジ(2-ヒドロキシエトキシ)ベンゼン、ビスフェノールA-ビス-(2-ヒドロキシエチルエーテル)、テトラブロムビスフェノールA、テトラブロムビスフェノールA-ビス-(2-ヒドロキシエチルエーテル)等の芳香族ポリオール;
ジブロモネオペンチルグリコール等のハロゲン化ポリオール;
エポキシ樹脂等の高分子ポリオールが挙げられる。本実施形態においては、これらから選択される少なくとも1種を組み合わせて用いることができる。
上記ポリオールとエチレンオキサイドやプロピレンオキサイドなどアルキレンオキサイドとの付加反応生成物;
アルキレンポリアミンとエチレンオキサイドや、プロピレンオキサイドなどアルキレンオキサイドとの付加反応生成物;さらには、
ビス-[4-(ヒドロキシエトキシ)フェニル]スルフィド、ビス-[4-(2-ヒドロキシプロポキシ)フェニル]スルフィド、ビス-[4-(2,3-ジヒドロキシプロポキシ)フェニル]スルフィド、ビス-[4-(4-ヒドロキシシクロヘキシロキシ)フェニル]スルフィド、ビス-[2-メチル-4-(ヒドロキシエトキシ)-6-ブチルフェニル]スルフィドおよびこれらの化合物に水酸基当たり平均3分子以下のエチレンオキシドおよび/またはプロピレンオキシドが付加された化合物;
ジ-(2-ヒドロキシエチル)スルフィド、1,2-ビス-(2-ヒドロキシエチルメルカプト)エタン、ビス(2-ヒドロキシエチル)ジスルフィド、1,4-ジチアン-2,5-ジオール、ビス(2,3-ジヒドロキシプロピル)スルフィド、テトラキス(4-ヒドロキシ-2-チアブチル)メタン、ビス(4-ヒドロキシフェニル)スルホン(ビスフェノールS)、テトラブロモビスフェノールS、テトラメチルビスフェノールS、4,4'-チオビス(6-tert-ブチル-3-メチルフェノール)、1,3-ビス(2-ヒドロキシエチルチオエチル)-シクロヘキサンなどの硫黄原子を含有したポリオール等が挙げられる。本実施形態においては、これらから選択される少なくとも1種を組み合わせて用いることができる。
1,2-ジメルカプトベンゼン、1,3-ジメルカプトベンゼン、1,4-ジメルカプトベンゼン、1,2-ビス(メルカプトメチル)ベンゼン、1,3-ビス(メルカプトメチル)ベンゼン、1,4-ビス(メルカプトメチル)ベンゼン、1,2-ビス(メルカプトエチル)ベンゼン、1,3-ビス(メルカプトエチル)ベンゼン、1,4-ビス(メルカプトエチル)ベンゼン、1,3,5-トリメルカプトベンゼン、1,3,5-トリス(メルカプトメチル)ベンゼン、1,3,5-トリス(メルカプトメチレンオキシ)ベンゼン、1,3,5-トリス(メルカプトエチレンオキシ)ベンゼン、2,5-トルエンジチオール、3,4-トルエンジチオール、1,5-ナフタレンジチオール、2,6-ナフタレンジチオール等の芳香族ポリチオール化合物;
2-メチルアミノ-4,6-ジチオール-sym-トリアジン、3,4-チオフェンジチオール、ビスムチオール、4,6-ビス(メルカプトメチルチオ)-1,3-ジチアン、2-(2,2-ビス(メルカプトメチルチオ)エチル)-1,3-ジチエタン等の複素環ポリチオール化合物等が挙げられる。
ジエチルアミン、ジプロピルアミン、ジ-n-ブチルアミン、ジ-sec-ブチルアミン、ジイソブチルアミン、ジ-n-ペンチルアミン、ジ-3-ペンチルアミン、ジヘキシルアミン、ジオクチルアミン、ジ(2-エチルヘキシル)アミン、メチルヘキシルアミン、ジアリルアミン、N-メチルアリルアミン、ピペリジン、ピロリジン、ジフェニルアミン、N-メチルアミン、N-エチルアミン、ジベンジルアミン、N-メチルベンジルアミン、N-エチルベンジルアミン、ジシクロヘキシルアミン、N-メチルアニリン、N-エチルアニリン、ジナフチルアミン、1-メチルピペラジン、モルホリン等の単官能2級アミン化合物;
N,N'-ジメチルエチレンジアミン、N,N'-ジメチル-1,2-ジアミノプロパン、N,N'-ジメチル-1,3-ジアミノプロパン、N,N'-ジメチル-1,2-ジアミノブタン、N,N'-ジメチル-1,3-ジアミノブタン、N,N'-ジメチル-1,4-ジアミノブタン、N,N'-ジメチル-1,5-ジアミノペンタン、N,N'-ジメチル-1,6-ジアミノヘキサン、N,N'-ジメチル-1,7-ジアミノヘプタン、N,N'-ジエチルエチレンジアミン、N,N'-ジエチル-1,2-ジアミノプロパン、N,N'-ジエチル-1,3-ジアミノプロパン、N,N'-ジエチル-1,2-ジアミノブタン、N,N'-ジエチル-1,3-ジアミノブタン、N,N'-ジエチル-1,4-ジアミノブタン、N,N'-ジエチル-1,5-ジアミノペンタン、N,N'-ジエチル-1,6-ジアミノヘキサン、N,N'-ジエチル-1,7-ジアミノヘプタン、ピペラジン、2-メチルピペラジン、2,5-ジメチルピペラジン、2,6-ジメチルピペラジン、ホモピペラジン、1,1-ジ-(4-ピペリジル)メタン、1,2-ジ-(4-ピペリジル)エタン、1,3-ジ-(4-ピペリジル)プロパン、1,4-ジ-(4-ピペリジル)ブタン、テトラメチルグアニジン等の2級ポリアミン化合物;等が挙げられる。
上記の重合反応性化合物は1種または2種以上を混合して用いてもよい。
得られる光学レンズは光学物性等の品質を向上させる観点から、重合反応性化合物は、好ましくは、ポリイソ(チオ)シアネート化合物、ポリ(チオ)エポキシ化合物、ポリオキセタニル化合物、ポリチエタニル化合物、ポリ(メタ)アクリロイル化合物、ポリアルケン化合物、アルキン化合物、ポリ(チ)オール化合物、ポリアミン化合物、酸無水物、またはポリカルボン酸化合物から選択される1種または2種以上の化合物である。
より好ましくは一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26が水素原子である化合物および一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26がC2~C20の直鎖もしくは分岐のアルケニル基である化合物からなる群から選択される少なくとも1種を含み;
さらに好ましくは一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26が水素原子である化合物および一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26がC2~C8の直鎖もしくは分岐のアルケニル基である化合物からなる群から選択される少なくとも1種を含み;
さらにより好ましくは一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26が水素原子である化合物と、一般式(1)で表される化合物であって一般式(4)で表されるポリエーテル基のR26がC2~C8の直鎖もしくは分岐のアルケニル基である化合物からなる群から選択される少なくとも1種と、を含み;
よりいっそう好ましくは、一般式(6)で表される化合物と前述した一般式(7)で表される化合物とを含み;
重合反応性化合物が、好ましくはポリイソ(チオ)シアネート化合物、ポリ(チオ)エポキシ化合物、ポリオキセタニル化合物、ポリチエタニル化合物、ポリ(メタ)アクリロイル化合物、ポリアルケン化合物、アルキン化合物、ポリ(チ)オール化合物、ポリアミン化合物、酸無水物、またはポリカルボン酸化合物から選択される1種または2種以上の化合物であり;
より好ましくはポリイソ(チオ)シアネート化合物を含み;
さらに好ましくはポリイソ(チオ)シアネート化合物とポリ(チ)オール化合物とを含む組合せが挙げられる。
本実施形態の組成物には、上記重合反応性化合物以外の成分が含まれていてもよい。例えば、単官能のイソ(チオ)シアネート化合物、単官能の(チオ)エポキシ化合物、単官能のオキセタニル化合物、単官能のチエタニル化合物、メタクリロイルオキシ基、アクリロイルオキシ基、メタクリロイルチオ基、アクリロイルチオ基、メタクリルアミド基、またはアクリルアミド基から任意に選ばれた官能基を1個有する単官能の(メタ)アクリロイル化合物、メタクリロイルオキシ基、アクリロイルオキシ基、メタクリロイルチオ基、アクリロイルチオ基、メタクリルアミド基、またはアクリルアミド基以外の重合性炭素炭素2重結合を1個有する単官能のアルケン化合物、溶剤として使用されたアルコール以外の単官能のアルコール化合物、単官能のチオール化合物、アミノ基、第二アミノ基から任意に選ばれた1個の官能基を有する単官能のアミン化合物、カルボキシル基を1個有する単官能のカルボン酸化合物、溶剤、および水分などが挙げられる。
重合触媒としては、ルイス酸、アミン、3級アミン化合物およびその無機酸塩または有機酸塩、金属化合物、4級アンモニウム塩、または有機スルホン酸等を挙げることができる。
重合触媒として用いられる金属化合物としては、ジメチル錫クロライド、ジブチル錫クロライド、ジブチル錫ラウレート等を挙げることができる。
用いられる熱重合開始剤としては、例えば、メチルイソブチルケトンパーオキサイド、シクロヘキサノンパーオキサイド等のケトンパーオキサイド化合物;
イソブチリルパーオキサイド、o-クロロベンゾイルパーオキサイド、ベンゾイルパーオキサイド等のジアシルパーオキサイド化合物;
トリス(t-ブチルパーオキシ)トリアジン、t-ヌチルクミルパーオキサイド等のジアルキルパーオキサイド化合物;
1,1-ジ(t-ヘキシルパーオキシ)シクロヘキサン、2,2-ビス(4,4-ジ-t-ブチルパーオキシシクロヘキシル)プロパン、2,2-ジ(t-ブチルパーオキシ)ブタン等のパーオキシケタール化合物;
α-クミルパーオキシネオデカノエート、t-ブチルパーオキシピバレート、2,4,4-トリメチルペンニルパーオキシ-2-エチルヘキサノエート、t-ブチルパーオキシ-2-エチルヘキサノエート、t-ブチルパーオキシ-3,5,5-トリメチルヘキサノエート等のアルキルパーエステル化合物;
ジ-3-メトキシブチルパーオキシジカーボネート、ビス(4-t-ブチルシクロヘキシル)パーオキシジカーボネート、t-ブチルパーオキシイソプロピルカーボネート、ジエチレングリコールビス(t-ブチルパーオキシカーボネート)等のパーオキシカーボネート化合物等が挙げられる。
内部離型剤としては、酸性リン酸エステルを用いることができる。酸性リン酸エステルとしては、リン酸モノエステル、リン酸ジエステルを挙げることができ、それぞれ単独または2種類以上混合して使用することできる。
内部離型剤として用いる酸性リン酸エステルは、一般式(5)で表すことができる。
yが0の場合、R27は、炭素数4~12の直鎖または分岐鎖アルキル基が好ましく、炭素数4~12の直鎖アルキル基がさらに好ましい。
yが1の場合、R27は、炭素数1~20の直鎖または分岐鎖アルキル基が好ましく、炭素数3~12の直鎖または分岐鎖アルキル基が好ましい。
酸性リン酸エステルは、これらから選択される一種または二種以上の混合物として用いることができる。
本願においてポリ(チオ)ウレタン樹脂とは、ポリウレタン樹脂、ポリチオウレタン樹脂およびポリジチオウレタン樹脂を意味する。
(b)ポリイソシアネート化合物またはポリイソチオシアネート化合物と、ポリアミン化合物が重合したポリ(チオ)ウレア樹脂
本願においてポリ(チオ)ウレア樹脂とは、ポリウレア樹脂およびポリチオウレア樹脂を意味する。
(c)ポリ(チオ)エポキシ化合物が重合したポリ(チオ)エポキシ樹脂
(d)ポリ(チオ)エポキシ化合物とポリ(チ)オール化合物が重合したポリ(チオ)エポキシ-ポリ(チ)オール樹脂
(e)ポリ(チオ)エポキシ化合物とポリアミン化合物が重合したポリ(チオ)エポキシ-ポリアミン樹脂
(f)ポリ(チオ)エポキシ化合物と酸無水物が重合したポリ(チオ)エポキシ-酸無水物樹脂
(g)ポリ(メタ)アクリロイル化合物が重合したポリ(メタ)アクリロイル樹脂
(h)ポリ(メタ)アクリロイル化合物とポリ(チ)オール化合物が重合したポリ(メタ)アクロイル-ポリ(チ)オール樹脂
(i)ポリ(メタ)アクリロイル化合物とポリアルケン化合物が重合したポリ(メタ)アクリル-ポリアルケン樹脂
(j)ポリ(メタ)アクリロイル化合物とアルキン化合物が重合したポリ(メタ)アクリル-ポリアルキン樹脂
(k)ポリ(メタ)アクリロイル化合物とポリアミン化合物が重合したポリ(メタ)アクリル-ポリアミン樹脂
(l)ポリアルケン化合物が重合したポリアルケン樹脂
(m)ポリアルケン化合物とポリ(チ)オール化合物が重合したポリアルケン-ポリ(チ)オール樹脂
(n)ポリアルケン化合物とポリアミン化合物が重合したポリアルケン-ポリアミン樹脂
(o)アルキン化合物が重合したポリアルキン樹脂
(p)アルキン化合物とポリ(チ)オール化合物が重合したポリアルキン-ポリ(チ)オール樹脂
(q)アルキン化合物とポリアミン化合物が重合したポリアルキン-ポリアミン樹脂
(r)アルキン化合物とポリアルケン化合物が重合したポリアルキン-ポリアルケン樹脂
(s)ポリオキセタニル化合物が重合したポリオキセタニル樹脂
(t)ポリオキセタニル化合物とポリ(チ)オール化合物が重合したポリオキセタニル-ポリ(チ)オール樹脂
(u)ポリオキセタニル化合物とポリアミン化合物が重合したポリオキセタニル-ポリアミン樹脂
(v)ポリオキセタニル化合物と酸無水物が重合したポリオキセタニル-酸無水物樹脂
(w)ポリチエタニル化合物とポリ(チ)オール化合物が重合したポリチエタニル-ポリ(チ)オール樹脂
(x)ポリチエタニル化合物とポリアミン化合物が重合したポリチエタニル-ポリアミン樹脂
(y)ポリチエタニル化合物と酸無水物が重合したポリチエタニル-酸無水物樹脂
(z)(a)~(y)から選ばれた2種以上が共重合した混合樹脂
本実施形態においては、重合時のモールドを変えることにより種々の形状の成形体を得ることができる。本実施形態の成形体は、所望の形状とし、必要に応じて形成されるコート層や他の部材等を備えることにより、様々な光学材料として用いることができる。
また、本実施形態における光学材料の製造方法は、たとえば本実施形態の重合性組成物を注型重合する工程を含む。
以下、本実施形態の成形体からなるプラスチックレンズについて説明する。プラスチックレンズは以下のように製造することができる。
本実施形態のプラスチックレンズは、通常、上述の組成物を用いた注型重合法によって製造される。
例えば、ポリイソ(チオ)シアネート化合物とポリ(チ)オール化合物からポリ(チオ)ウレタン樹脂を製造する場合、ポリ(チ)オール化合物に対するポリエーテル変性化合物の溶解度が低い場合があるため、ポリエーテル変性化合物をあらかじめポリイソ(チオ)シアネート化合物に完全に溶解させた後、ポリ(チ)オール化合物を混合する方法が好ましい。
ポリエステル系ポリウレタンエマルジョンコート剤、ポリ塩化ビニルエマルジョンコート剤、レタンアクリルエマルジョンコート剤、シリコンアクリルエマルジョンコート剤、酢酸ビニルアクリルエマルジョンコート剤、アクリルエマルジョンコート剤;
スチレン-ブタジエン共重合体ラテックスコート剤、アクリルニトリル-ブタジエン共重合体ラテックスコート剤、メチルメタクリレート-ブタジエン共重合体ラテックスコート剤、クロロプレンラテックスコート剤、ポリブタジエンラテックスのゴム系ラテックスコート剤、ポリアクリル酸エステルラテックスコート剤、ポリ塩化ビニリデンラテックスコート剤、ポリブタジエンラテックスコート剤、あるいはこれらラテックスコート剤に含まれる樹脂のカルボン酸変性物ラテックスもしくはディスパージョンからなるコート剤が好ましい。
A1. ポリエーテル変性化合物と、重合反応性化合物とを含むことを特徴とする光学材料用重合性組成物。
A2. 前記ポリエーテル変性化合物が、下記一般式(1)
(R1~R8は同一または異なっていてもよく、R1~R8の少なくとも一つはポリエーテル基を示し、その他のR1~R8は、同一または異なっていてもよく、C1~C20の直鎖または分岐アルキル基、C1~C20の直鎖または分岐アルコキシ基、ヒドロキシル基、またはポリシロキシ基を示す。複数存在するR2~R5は、それぞれ同一または異なっていてもよい。m、nは同一または異なっていてもよく、0以上の整数を示す。)で表されるポリエーテル変性シロキサン化合物、
下記一般式(2)
(R9~R16は同一または異なっていてもよく、R9~R16の少なくとも一つはポリエーテル基、かつ少なくとも一つはフッ素原子またはC1~C20の直鎖または分岐パーフルオロアルキル基を示し、その他のR9~R16は、C1~C20の直鎖または分岐アルキル基を示す。複数存在するR10~R13は、それぞれ同一または異なっていてもよい。p、qは同一または異なっていてもよく、0以上の整数を示す。)で表されるポリエーテル変性フルオロ化合物、および
下記一般式(3)
(R17~R24は同一または異なっていてもよく、R17~R24の少なくとも一つはポリエーテル基を示し、かつ少なくとも一つは(メタ)アクリロイル基または(メタ)アクリロイル基を有するC1~C20の直鎖または分岐アルキル基を示し、その他のR17~R24は、C1~C20の直鎖または分岐アルキル基、を示す。複数存在するR18~R21は、それぞれ同一または異なっていてもよい。v、wは、同一または異なっていてもよく、0以上の整数を示す。)で表されるポリエーテル変性(メタ)アクリル化合物から選択される1種以上の化合物である、前記A1.に記載の光学材料用重合性組成物。
A3. 前記ポリエーテル変性化合物が、一般式(1)で表されるポリエーテル変性シロキサン化合物である前記A1.またはA2.に記載の光学材料用重合性組成物。
A4. 前記ポリエーテル変性化合物が、光学材料用重合性組成物100重量%中に0.01重量%以上含まれる、前記A1.~A3.のいずれかに記載の光学材料用重合性組成物。
A5. 前記重合反応性化合物が、ポリイソ(チオ)シアネート化合物、ポリ(チオ)エポキシ化合物、ポリオキセタニル化合物、ポリチエタニル化合物、ポリ(メタ)アクリロイル化合物、ポリアルケン化合物、アルキン化合物、ポリ(チ)オール化合物、ポリアミン化合物、酸無水物、またはポリカルボン酸化合物から選択される1種または2種以上の化合物である、前記A1.~A4.のいずれかに記載の光学材料用重合性組成物。
A6. 前記A1.~A5.のいずれかに記載の光学材料用重合性組成物を加熱硬化させて得られる成形体。
A7. 前記A6.に記載の成形体からなる光学材料。
A8. 前記A7.に記載の光学材料からなるプラスチックレンズ。
A9. 前記A1.~A5.のいずれかに記載の光学材料用重合性組成物を注型重合する工程を含む、光学材料の製造方法。
A10. 前記A9.に記載の製造方法により製造されたプラスチックレンズ。
(一般式(4)中、R25はC1~C20の直鎖もしくは分岐のアルキレン基、R26は水素原子、C1~C20の直鎖もしくは分岐のアルキル基、C2~C20の直鎖もしくは分岐のアルケニル基またはC2~C20の直鎖もしくは分岐のアルキニル基を示す。複数存在するR25は同一でも異なっていてもよい。kは1以上の整数を示す。)
B2. 前記ポリエーテル変性化合物が、下記一般式(1)
(R1~R8は同一または異なっていてもよく、R1~R8の少なくとも一つは前記一般式(4)で表されるポリエーテル基を示し、その他のR1~R8は、同一または異なっていてもよく、C1~C20の直鎖もしくは分岐のアルキル基、C1~C20の直鎖もしくは分岐のアルコキシ基、ヒドロキシル基、またはポリシロキシ基を示す。複数存在するR2~R5は、それぞれ同一または異なっていてもよい。m、nは同一または異なっていてもよく、0以上の整数を示す。)で表されるポリエーテル変性シロキサン化合物、
下記一般式(2)
(R9~R16は同一または異なっていてもよく、R9~R16の少なくとも一つは前記一般式(4)で表されるポリエーテル基、かつ少なくとも一つはフッ素原子またはC1~C20の直鎖もしくは分岐のパーフルオロアルキル基を示し、その他のR9~R16は、C1~C20の直鎖もしくは分岐のアルキル基を示す。複数存在するR10~R13は、それぞれ同一または異なっていてもよい。p、qは同一または異なっていてもよく、0以上の整数を示す。)で表されるポリエーテル変性フルオロ化合物、および
下記一般式(3)
(R17~R24は同一または異なっていてもよく、R17~R24の少なくとも一つは前記一般式(4)で表されるポリエーテル基を示し、かつ少なくとも一つは(メタ)アクリロイル基または(メタ)アクリロイル基を有するC1~C20の直鎖もしくは分岐のアルキル基を示し、その他のR17~R24は、C1~C20の直鎖もしくは分岐のアルキル基、を示す。複数存在するR18~R21は、それぞれ同一または異なっていてもよい。v、wは、同一または異なっていてもよく、0以上の整数を示す。)で表されるポリエーテル変性(メタ)アクリル化合物から選択される1種以上の化合物である、前記B1.に記載の光学材料用重合性組成物。
B3. 前記ポリエーテル変性化合物が、前記一般式(1)で表されるポリエーテル変性シロキサン化合物である前記B2.に記載の光学材料用重合性組成物。
B4. 前記一般式(4)で表されるポリエーテル基のR26は水素原子、C1~C20の直鎖もしくは分岐のアルキル基を示す、前記B1.~B3.のいずれか1つに記載の光学材料用重合性組成物。
B5. 前記一般式(4)で表されるポリエーテル基のR26はC2~C20の直鎖もしくは分岐のアルケニル基またはC2~C20の直鎖もしくは分岐のアルキニル基を示す、前記B1.~B3.のいずれか1つに記載の光学材料用重合性組成物。
B6. 前記ポリエーテル変性化合物が、光学材料用重合性組成物100重量%中に0.01重量%以上含まれる、前記B1.~B5.のいずれか1つに記載の光学材料用重合性組成物。
B7. 前記重合反応性化合物が、ポリイソ(チオ)シアネート化合物、ポリ(チオ)エポキシ化合物、ポリオキセタニル化合物、ポリチエタニル化合物、ポリ(メタ)アクリロイル化合物、ポリアルケン化合物、アルキン化合物、ポリ(チ)オール化合物、ポリアミン化合物、酸無水物、またはポリカルボン酸化合物から選択される1種または2種以上の化合物である、前記B1.~B6.のいずれか1つに記載の光学材料用重合性組成物。
B8. 前記B1.~B7.のいずれか1つに記載の光学材料用重合性組成物を硬化した成形体。
B9. 前記B8.に記載の成形体からなる光学材料。
B10. 前記B9.に記載の光学材料からなるプラスチックレンズ。
B11. 前記B1.~B7.のいずれか1つに記載の光学材料用重合性組成物を注型重合する工程を含む、光学材料の製造方法。
B12. 前記B11.に記載の製造方法により製造されたプラスチックレンズ。
・屈折率、アッベ数:屈折計KPR-20(カルニュー光学工業社製)を用い、20℃にて測定を行った。
・耐熱性(ガラス転移温度:Tg):TMAペネトレーション法(50g荷重、ピン先0.5mmφ、昇温速度10℃/min)により、島津製作所社製 熱機械分析装置TMA-60にて測定した。
・外観:暗室下で、作製したレンズの濁りを目視で確認し、濁りが確認されたものを×、確認されないものを○とした。
2000mlの3つ口フラスコに、2,5-ビス(イソシアナトメチル)ビシクロ-[2.2.1]-ヘプタンと、2,6-ビス(イソシアナトメチル)ビシクロ-[2.2.1]-ヘプタンの混合物 50.6重量部、2-(2-ヒドロキシ-5-t-オクチルフェニル)-2Hベンゾトリアゾール(バイオソーブ583)0.05重量部、ZelecUN 0.125重量部、ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)を0.1重量部入れ、20℃窒素雰囲気化にて完全溶解させたのち、ペンタエリスリトールテトラキスメルカプトプロピオネートを23.9重量部、さらにジブチルチンジクロライド0.3重量部と4-メルカプトメチル-1,8-ジメルカプト-3,6-ジチアオクタン25.5重量部との混合液を投入し10℃の浴槽に移したのち20分間撹拌混合してから更に0.20kPaの減圧下で30分間脱ガスを行い、樹脂組成物を得た。
直径78mmの6カーブのガラスモールド(上型)と、直径78mmの4カーブのガラスモールド(下型)とから構成され、設定中心厚10mmのレンズ作成用のキャビティーを有するモールド型において、得られた樹脂組成物を、このキャビティー内に10g/秒の速度で注入した。残った樹脂組成物は、10℃の浴槽で発熱が生じぬように保管した。
樹脂組成物が注入されたモールド型を、重合オーブンへ投入、20℃~130℃まで36時間かけて徐々に昇温して重合した。重合終了後、オーブンからモールド型を取り出し、キャビティー内から成形体を離型し、レンズを得た。上記の操作を、樹脂組成物を調製してから2時間おきに行い10時間後まで繰り返した。
得られた各レンズの脈理の有無を観察したところ、全てのレンズで脈理は確認されなかった。また、調製直後のレンズは、外観が○、屈折率(ne)1.598、アッベ数(νe)39、Tg115℃で良好な物性を示した。評価結果を、表-1に示した。
2000mlの3つ口フラスコにビス(4-イソシアナトシクロヘキシル)メタン 58.9重量部、2-(3't-ブチル-2'-ヒドロキシ-5'-メチルフェニル)-5-クロロベンゾトリアゾール(チヌビン326)0.64重量部、エバーソーブ109を1.5重量部、ZelecUN 0.1重量部、ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)を0.1重量部入れ、20℃窒素雰囲気化にて完全溶解させたのち、さらにジブチルチンジクロライド0.15 重量部と、5,7-,4,7-,4,8-ジメルカプトメチル-1,11-メルカプト-3,6,9-トリチアウンデカンの混合物であるポリチオール化合物41.1重量部との混合液を投入し10℃の浴槽に移したのち20分間撹拌混合してから更に0.20kPaの減圧下で30分脱ガスを行い、樹脂組成物を得た。
直径78mmの6カーブのガラスモールド(上型)と、直径78mmの4カーブのガラスモールド(下型)とから構成され、設定中心厚10mmのレンズ作成用のキャビティーを有するモールド型において、得られた樹脂組成物を、このキャビティー内に10g/秒の速度で注入した。残った樹脂組成物は、10℃の浴槽で発熱が生じぬように保管した。
樹脂組成物が注入されたモールド型を、重合オーブンへ投入、20℃~130℃まで36時間かけて徐々に昇温して重合した。重合終了後、オーブンからモールド型を取り出し、キャビティー内から成形体を離型し、レンズを得た。上記の操作を、樹脂組成物を調製してから2時間おきに行い10時間後まで繰り返した。
得られた各レンズの脈理の有無を観察したところ、8時間後のレンズまで脈理は確認されなかった。また、調製直後のレンズは、外観が○、屈折率(ne)1.602、アッベ数(νe)39、Tg121℃で良好な物性を示した。評価結果を、表-1に示した。
2,4-トリレンジイソシアネートと2,6-トリレンジイソシアネートの混合物41.2重量部に、紫外線吸収剤(共同薬品社製;バイオソーブ583)3.0重量部、ZelecUN(STEPAN社製;酸性リン酸エステル)0.6 重量部、TINUVIN292(BASF社製;ヒンダードアミン系化合物)0.4 重量部を混合溶解し、均一溶液とした。20℃で保持した後に、トリメチロールプロパンのプロピレンオキサイド付加体(Bayer社製;Desmophen 4011T)8.82重量部を添加して、20℃で3時間反応させプレポリマーを作製した。得られたプレポリマーにポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)を0.1重量部を入れ、これを20℃で保持した後に、トリメチロールプロパンのプロピレンオキサイド付加体(Bayer社製;Desmophen 4011T)49.98重量部を、20℃で、スターラーバーにて均一に混合し樹脂組成物を得た。
直径78mmの6カーブのガラスモールド(上型)と、直径78mmの4カーブのガラスモールド(下型)とから構成され、設定中心厚10mmのレンズ作成用のキャビティーを有するモールド型において、得られた樹脂組成物を、このキャビティー内に10g/秒の速度で注入した。
樹脂組成物が注入されたモールド型を、重合オーブンへ投入、20℃~130℃まで12時間かけて徐々に昇温して重合した。重合終了後、オーブンからモールド型を取り出し、キャビティー内から成形体を離型し、レンズを得た。
得られたレンズの脈理の有無を観察したところ、脈理は確認されなかった。また、調製直後のレンズは、外観が○、屈折率(ne)1.549、アッベ数(νe)34、Tg100℃で良好な物性を示した。評価結果を、表-1に示した。
ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)の配合量を0.5重量部にした以外は実施例1と同様の操作を行ってレンズを得た。得られた各レンズの脈理の有無を観察したところ、調製直後~10時間後までの全てのレンズで脈理は確認されなかった。また、調製直後のレンズは、外観が○、屈折率(ne)1.598、アッベ数(νe)39、Tg114℃で良好な物性を示した。評価結果を、表-1に示した。
ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)の配合量を0.5重量部にした以外は実施例2と同様の操作を行ってレンズを得た。得られた各レンズの脈理の有無を観察したところ、10時間後までの全てのレンズで脈理は確認されなかった。また、調製直後のレンズは、外観が○、屈折率(ne)1.602、アッベ数(νe)39、Tg119℃で良好な物性を示した。評価結果を、表-1に示した。
ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)の配合量を0.5重量部にした以外は実施例3と同様の操作を行って調製直後のレンズを得た。得られたレンズの脈理の有無を観察したところ、脈理は確認されなかった。また、レンズは、外観が○、屈折率(ne)1.548、アッベ数(νe)34、Tg100℃で良好な物性を示した。評価結果を、表-1に示した。
ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)の配合量を1.5重量部にした以外は実施例1と同様の操作を行ってレンズを得た。得られた各レンズの脈理の有無を観察したところ、10時間後までの全てのレンズで脈理は確認されなかった。また、調製直後のレンズは、外観が○、屈折率(ne)1.602、アッベ数(νe)39、Tg113℃で良好な物性を示した。評価結果を、表-1に示した。
ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)の配合量を1.5重量部にした以外は実施例2と同様の操作を行ってレンズを得た。得られた各レンズの脈理の有無を観察したところ、10時間後までの全てのレンズで脈理は確認されなかった。また、調製直後のレンズは、外観が○、屈折率(ne)1.602、アッベ数(νe)39、Tg119℃で良好な物性を示した。評価結果を、表-1に示した。
ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)の配合量を1.5重量部にした以外は実施例3と同様の操作を行って調製直後のレンズを得た。得られたレンズの脈理の有無を観察したところ、脈理は確認されなかった。また、レンズは、外観が○、屈折率(ne)1.548、アッベ数(νe)34、Tg98℃で若干低下したものの良好な物性を示した。評価結果を、表-1に示した。
ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)を配合しなかった以外は実施例1と同様の操作を行ってレンズを得た。得られた各レンズの脈理の有無を観察したところ、4時間後のレンズに脈理が確認された。また、調製直後のレンズは、外観が○、屈折率(ne)1.598、アッベ数(νe)39、Tg114℃であった。評価結果を、表-1に示した。
ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)を配合しなかった以外は実施例2と同様の操作を行ってレンズを得た。脈理を観察した結果、脈理が調製直後のレンズに確認された。また、調製直後のレンズは、外観が○、屈折率(ne)1.602、アッベ数(νe)39、Tg119℃であった。評価結果を、表-1に示した。
ポリエーテル変性シロキサン化合物(KL-100:共栄社化学製)を配合しなかった以外は実施例3と同様の操作を行ってレンズを得た。脈理を観察した結果、脈理が調製直後のレンズに確認された。また、調製直後のレンズは、外観が○、屈折率(ne)1.548、アッベ数(νe)34、Tg100℃であった。評価結果を、表-1に示した。
a-1:2,5-ビス(イソシアナトメチル)ビシクロ-[2.2.1]-ヘプタンと、2,6-ビス(イソシアナトメチル)ビシクロ-[2.2.1]-ヘプタンの混合物
a-2:ビス(4-イソシアナトシクロヘキシル)メタン
b-1:2,4-トリレンジイソシアネートと2,6-トリレンジイソシアネートの混合物とトリメチロールプロパンのプロピレンオキサイド付加体からなるプレポリマー
c-1:ペンタエリスリトールテトラキスメルカプトプロピオネート
c-2:4-メルカプトメチル-1,8-ジメルカプト-3,6-ジチアオクタン
c-3:5,7(または4,7または4,8)-ジメルカプトメチル-1,11-メルカプト-3,6,9-トリチアウンデカンの混合物
d-1:トリメチロールプロパンのプロピレンオキサイド付加体(Bayer社製;Desmophen 4011T)
2000mlの3つ口フラスコにビス(4-イソシアナトシクロヘキシル)メタン 58.9重量部、2-(3't-ブチル-2'-ヒドロキシ-5'-メチルフェニル)-5-クロロベンゾトリアゾール(チヌビン326)0.64重量部、エバーソーブ109を1.5重量部、ZelecUN 0.1重量部、以下の式(6)で示される化合物を68重量%、式(7)で示される化合物を29重量%含有するポリエーテル変性シロキサン化合物を0.4重量部入れ、20℃窒素雰囲気化にて完全溶解させたのち、さらにジブチルチンジクロライド0.15 重量部と、5,7-,4,7-,4,8-ジメルカプトメチル-1,11-メルカプト-3,6,9-トリチアウンデカンの混合物であるポリチオール化合物41.1重量部との混合液を投入し10℃の浴槽に移したのち20分間撹拌混合してから更に0.20kPaの減圧下で30分脱ガスを行い、樹脂組成物を得た。
直径78mmの6カーブのガラスモールド(上型)と、直径78mmの4カーブのガラスモールド(下型)とから構成され、設定中心厚10mmのレンズ作成用のキャビティーを有するモールド型において、得られた樹脂組成物を、このキャビティー内に10g/秒の速度で注入した。残った樹脂組成物は、10℃の浴槽で発熱が生じぬように保管した。
樹脂組成物が注入されたモールド型を、重合オーブンへ投入、20℃~130℃まで36時間かけて徐々に昇温して重合した。重合終了後、オーブンからモールド型を取り出し、キャビティー内から成形体を離型し、レンズを得た。上記の操作を、樹脂組成物を調製してから2時間おきに行い10時間後まで繰り返した。
得られた各レンズの脈理の有無を観察したところ、10時間後のレンズまで脈理は確認されなかった。また、調製直後のレンズは、外観が○、屈折率(ne)1.602、アッベ数(νe)39、Tg120℃で良好な物性を示した。
また、式(6)中、a+c=5~50、b=5~50、d=50~500、e=5~50であり、式(7)中、f+h=1~20、g=1~10である。
Claims (12)
- 前記ポリエーテル変性化合物が、下記一般式(1)
下記一般式(2)
下記一般式(3)
- 前記ポリエーテル変性化合物が、前記一般式(1)で表されるポリエーテル変性シロキサン化合物である請求項2に記載の光学材料用重合性組成物。
- 前記一般式(4)で表されるポリエーテル基のR26は水素原子またはC1~C20の直鎖もしくは分岐のアルキル基を示す、請求項1~3のいずれか1項に記載の光学材料用重合性組成物。
- 前記一般式(4)で表されるポリエーテル基のR26はC2~C20の直鎖もしくは分岐のアルケニル基またはC2~C20の直鎖もしくは分岐のアルキニル基を示す、請求項1~3のいずれか1項に記載の光学材料用重合性組成物。
- 前記ポリエーテル変性化合物が、光学材料用重合性組成物100重量%中に0.01重量%以上含まれる、請求項1~5のいずれか1項に記載の光学材料用重合性組成物。
- 前記重合反応性化合物が、ポリイソ(チオ)シアネート化合物、ポリ(チオ)エポキシ化合物、ポリオキセタニル化合物、ポリチエタニル化合物、ポリ(メタ)アクリロイル化合物、ポリアルケン化合物、アルキン化合物、ポリ(チ)オール化合物、ポリアミン化合物、酸無水物、またはポリカルボン酸化合物から選択される1種または2種以上の化合物である、請求項1~6のいずれか1項に記載の光学材料用重合性組成物。
- 請求項1~7のいずれか1項に記載の光学材料用重合性組成物を硬化した成形体。
- 請求項8に記載の成形体からなる光学材料。
- 請求項9に記載の光学材料からなるプラスチックレンズ。
- 請求項1~7のいずれか1項に記載の光学材料用重合性組成物を注型重合する工程を含む、光学材料の製造方法。
- 請求項11に記載の製造方法により製造されたプラスチックレンズ。
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EP16746617.6A EP3255466B1 (en) | 2015-02-03 | 2016-02-02 | Polymerizable composition for optical material, and optical material and plastic lens obtained from said composition |
JP2016573374A JP6449343B2 (ja) | 2015-02-03 | 2016-02-02 | 光学材料用重合性組成物、当該組成物から得られる光学材料およびプラスチックレンズ |
US15/547,911 US10723832B2 (en) | 2015-02-03 | 2016-02-02 | Polymerizable composition for optical material and optical material and plastic lens obtainable from same composition |
KR1020177020920A KR101918883B1 (ko) | 2015-02-03 | 2016-02-02 | 광학 재료용 중합성 조성물, 당해 조성물로부터 얻어지는 광학 재료 및 플라스틱 렌즈 |
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US10723832B2 (en) | 2020-07-28 |
KR101918883B1 (ko) | 2018-11-14 |
CN107209284A (zh) | 2017-09-26 |
KR20170102287A (ko) | 2017-09-08 |
JPWO2016125786A1 (ja) | 2017-08-31 |
EP3255466A4 (en) | 2018-08-29 |
EP3255466A1 (en) | 2017-12-13 |
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