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WO2021111830A1 - Substrat en plastique et lentille en plastique - Google Patents

Substrat en plastique et lentille en plastique Download PDF

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Publication number
WO2021111830A1
WO2021111830A1 PCT/JP2020/042048 JP2020042048W WO2021111830A1 WO 2021111830 A1 WO2021111830 A1 WO 2021111830A1 JP 2020042048 W JP2020042048 W JP 2020042048W WO 2021111830 A1 WO2021111830 A1 WO 2021111830A1
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WO
WIPO (PCT)
Prior art keywords
plastic
base material
mass
plastic base
resin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2020/042048
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English (en)
Japanese (ja)
Inventor
英之 脇保
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nikon Essilor Co Ltd
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Nikon Essilor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nikon Essilor Co Ltd filed Critical Nikon Essilor Co Ltd
Publication of WO2021111830A1 publication Critical patent/WO2021111830A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
    • C08G75/02—Polythioethers
    • C08G75/06—Polythioethers from cyclic thioethers
    • C08G75/08—Polythioethers from cyclic thioethers from thiiranes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
    • C08K5/3472—Five-membered rings
    • C08K5/3475—Five-membered rings condensed with carbocyclic rings
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
    • 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
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses

Definitions

  • This disclosure relates to a plastic base material and a plastic lens.
  • plastic base material having a high cut rate of blue light there is a plastic base material containing a benzotriazole compound (for example, Patent Document 1).
  • the present disclosure comprises 2- (3-t-butyl-2-hydroxy-5-methylphenyl) -5-chloro-2H-benzotriazole, a resin, and a brewing agent, wherein the resin is an episulfide compound and a polythiol compound.
  • the brewing agent is a first brewing agent having a maximum absorption wavelength in the range of 560 to 605 nm and a second brewing agent having a maximum absorption wavelength in the range of 510 to 535 nm.
  • the content of 2- (3-t-butyl-2-hydroxy-5-methylphenyl) -5-chloro-2H-benzotriazole is 0.35 to 0.95 mass with respect to 100 parts by mass of the resin.
  • the plastic base material which is a part.
  • the plastic base material and the plastic lens of the present embodiment will be described in detail. From the viewpoint of improving visibility and contrast and reducing eye health hazards such as blue light hazards, it is desired that the plastic base material has excellent visual transmittance and blue light blocking ability. There is.
  • blue light is intended to be light in the wavelength range of 380 to 500 nm. It is also desired that the plastic base material has a low yellowness.
  • the plastic base material and the plastic lens of the present embodiment are excellent in visual transmittance and also excellent in blue light blocking ability. Further, in the plastic base material and the plastic lens of the present embodiment, the yellowness is further low.
  • "-" is used in the meaning which includes the numerical values described before and after it as the lower limit value and the upper limit value.
  • the plastic substrate contains 2- (3-t-butyl-2-hydroxy-5-methylphenyl) -5-chloro-2H-benzotriazole (hereinafter, also simply referred to as "specific benzotriazole").
  • the specific benzotriazole has excellent blue light absorption characteristics. Therefore, with a small amount of use, an excellent blue light-cutting ability can be imparted to the plastic base material, and a decrease in visual transmittance can be prevented.
  • the plastic substrate contains a resin.
  • the resin is a resin formed from a raw material (resin raw material) containing an episulfide compound and a polythiol compound.
  • the episulfide compound is a compound having an episulfide group (epithio group).
  • the episulfide compound preferably has two or more episulfide groups.
  • the upper limit of the number of episulfide groups is not particularly limited, and is often 10 or less, and more often 5 or less.
  • the type of episulfide compound is not particularly limited, and known compounds can be mentioned.
  • Examples of the episulfide compound include 1,3 or 1,4-bis ( ⁇ -epithiopropylthio) cyclohexane, 1,3 or 1,4-bis ( ⁇ -epithiopropylthiomethyl) cyclohexane, and bis [4- ( ⁇ -Epithiopropylthio) cyclohexyl] methane, 2,2-bis [4- ( ⁇ -epithiopropylthio) cyclohexyl] propane, and bis [4- ( ⁇ -epthiopropylthio) cyclohexyl] sulfide, etc.
  • aromatic skeleton aromatic ring
  • Episulfide compound 2,5-bis ( ⁇ -epithiopropylthiomethyl) -1,4-dithiane, 2,5-bis ( ⁇ -epithiopropylthioethylthiomethyl) -1,4-dithiane, 2,5 Episulfide having a dithiane ring skeleton such as -bis ( ⁇ -epithiopropylthioethyl) -1,4-dithiane and 2,3,5-tri ( ⁇ -epithiopropylthioethyl) -1,4-dithiane Compounds; 2- (2- ⁇ -Epithiopropylthioethylthio) -1,3-bis ( ⁇ -Epithiopropylthio) propane, 1,2-bis [(2- ⁇ -Epithiopropylthioethyl) thio ] -3- ( ⁇ -Epithiopropylthiomethyl) Propyl, Tetra
  • the point that the plastic base material exhibits at least one of excellent blue light blocking ability, excellent visual transmittance, and low yellowness (hereinafter, also simply referred to as "a point where a predetermined effect is more excellent”). Therefore, an episulfide compound having an aliphatic skeleton is preferable, and bis- ( ⁇ -epithiopropyl) sulfide is more preferable.
  • the polythiol compound is a compound having two or more thiol groups.
  • the type of the polythiol compound is not particularly limited, and known compounds can be mentioned.
  • Examples of the polythiol compound include ethylene glycol bis (3-mercaptopropionate), trimethylolpropanbis (2-mercaptoacetate), trimethylolpropanbis (3-mercaptopropionate), and pentaerythritol tetrakis (2-mercapto).
  • Aliphatic polythiol compounds such as (acetate), pentaerythritol tetrakis (3-mercaptopropionate), 4-mercaptomethyl-3,6-dithia-1,8-octanedithiol, and tetrakis (mercaptomethyl) methane.
  • the aliphatic polythiol compound and the aromatic polythiol compound may have a sulfur atom in addition to the thiol group.
  • aromatic polythiol compounds are preferable, and xylylene thiol is more preferable, because a predetermined effect is more excellent.
  • the raw material may contain components other than the above episulfide compound and polythiol compound.
  • the raw material may contain sulfur (sulfur powder).
  • the method for producing the resin from the raw material is not particularly limited, and known methods can be mentioned.
  • a method of polymerizing (reacting) an episulfide compound and a polythiol compound in the above raw materials to form a resin can be mentioned.
  • a predetermined plastic base material can be produced by adding a specific benzotriazole and a bluing agent described later to a composition containing the above raw materials.
  • the plastic substrate contains a bluing agent.
  • the brewing agent includes a first brewing agent having a maximum absorption wavelength in the range of 560 to 605 nm and a second brewing agent having a maximum absorption wavelength in the range of 510 to 535 nm.
  • the maximum absorption wavelength of the first brewing agent and the second brewing agent is the maximum absorption wavelength observed in the visible light region.
  • visible light means light having a wavelength of 380 to 780 nm.
  • a solution prepared by dissolving 0.01 g of the brewing agent to be measured in chloroform (1 L) is prepared, and a spectrophotometer is used. , 300 to 800 nm, and the maximum absorption wavelength is measured.
  • the maximum absorption wavelength of the first brewing agent is preferably located in the range of 570 to 600 nm, and more preferably located in the range of 580 to 600 nm, in that a predetermined effect is more excellent.
  • the first brewing agent include C.I. I. Disperse Violet 27 (maximum absorption wavelength: 590 nm) (trade name: Mitsubishi Chemical Corporation Dialesin Blue J), C.I. I. Solvent Blue 90 (maximum absorption wavelength: 590 nm) (trade name: Mitsubishi Chemical Corporation Dialesin Blue G), and C.I. I. Examples thereof include Solvent Violet 13 (maximum absorption wavelength: 565 nm) (trade name: Last Blue 8514 manufactured by Mitsui Chemicals, Inc.). Among them, C.I. I. Disperse Violet 27 is preferred.
  • the maximum absorption wavelength of the second brewing agent is preferably located in the range of 510 to 530 nm, more preferably in the range of 515 to 525 nm, in that a predetermined effect is more excellent.
  • the second brewing agent include C.I. I. Disperse Red 60 (maximum absorption wavelength: 520 nm) (trade name: Mitsui PS Red G manufactured by Mitsui Kagaku Fine Co., Ltd.), and C.I. I. Examples thereof include Solvent Red 168 (maximum absorption wavelength: 520 nm) (trade name: Last Red 8320 manufactured by Mitsui Chemicals, Inc.). Among them, C.I. I. Disperse Red 60 is preferred.
  • ⁇ Plastic base material> The content of the specific benzotriazole contained in the plastic base material is 0.35 to 0.95 parts by mass with respect to 100 parts by mass of the resin. Among them, 0.37 to 0.93 parts by mass is preferable, and 0.40 to 0.90 parts by mass is more preferable, in that a predetermined effect is more excellent.
  • the content of the resin contained in the plastic base material is not particularly limited, but is preferably 90% by mass or more, more preferably 95% by mass or more, based on the total mass of the plastic base material, in that a predetermined effect is more excellent.
  • the upper limit is not particularly limited and may be 99.99% by mass or less.
  • the mixing ratio of the episulfide compound and the polythiol compound in the raw material is not particularly limited, and the mass ratio of the episulfide compound to the polythiol compound (mass of the episulfide compound / mass of the polythiol compound) is preferably 9.5 to 12.0. 10.5 to 11.1 is more preferable.
  • the content of the bluing agent contained in the plastic base material is not particularly limited, but 0.70 to 10.0 mass ppm is preferable with respect to the total mass of the plastic base material, and 0 More preferably .75 to 7.0 mass ppm.
  • the mixing ratio of the first brewing agent and the second brewing agent is not particularly limited, but the mass ratio of the second brewing agent to the first brewing agent (second brewing) is that the predetermined effect is more excellent.
  • the mass of the agent / the mass of the first brewing agent) is preferably 0.20 to 0.40, more preferably 0.23 to 0.33.
  • the plastic base material may contain components other than the above-mentioned specific benzotriazole, resin, and bluing agent.
  • Other components include, for example, internal mold release agents, light stabilizers, fillers, antioxidants, optical brighteners, curing catalysts, reaction modifiers, dyes and the like.
  • the thickness of the plastic base material is not particularly limited, and may be, for example, about 1 to 30 mm from the viewpoint of handleability.
  • the shape of the plastic base material is not particularly limited. For example, when the plastic base material is applied to a plastic lens for eyeglasses, the shape of the plastic base material is such that the surface on the object side (side surface of the object) is convex and the surface on the eyeball side (eyeball side). A meniscus shape with a concave surface (side of the eyeball) is common.
  • the plastic substrate is preferably transparent. Transparency is intended to have a visual transmittance of 84.0% or more.
  • the visual transmittance is defined as Y (%) using the tristimulus value Y in the CIE color system, and the spectral transmittance of the plastic lens is measured by the spectrophotometer U4100 manufactured by Hitachi High Technologies. , D65 Light source Y is adopted in a 10 ° field of view.
  • the refractive index of the plastic base material is not particularly limited, and is preferably 1.65 or more, and more preferably 1.70 or more.
  • the upper limit is not particularly limited and may be 1.75 or less.
  • the refractive index is the refractive index at a wavelength of 546.1 nm, and the refractive index is measured using a precision refractometer KPR-20 manufactured by Carnew Optical Co., Ltd.
  • the light ray cut rate (blue light cut rate) in the wavelength range of 380 to 500 nm of the plastic base material is preferably 31.5% or more.
  • the upper limit is not particularly limited and may be 60.0% or less.
  • the method for measuring the light cut rate is first represented by the following equation weighted by the irradiance distribution of sunlight (under the environment of Air Mass 2.0) and its radiation spectral risk (blue light hazard and its function).
  • the spectral transmittance ⁇ sb (wavelength range 380 to 500 nm, 5 nm pitch) is calculated.
  • ⁇ ( ⁇ ) represents the transmittance
  • ES ⁇ ( ⁇ ) represents the spectral irradiance of sunlight
  • B ( ⁇ ) represents the blue light hazard function.
  • WB ⁇ ( ⁇ ) represents a weighting function, and the weighting function is described in JIS T7333: 2005 Annex CC. Described in paragraph 1. Next, the value obtained by (100- ⁇ sb ) is defined as the light ray cut rate (%).
  • the yellowness of the plastic base material is preferably 16.0 or less, more preferably 15.0 or less.
  • the lower limit is not particularly limited and may be 2.0 or more.
  • the degree of yellowness refers to the degree to which the plastic base material is colored yellow.
  • the method for producing the plastic base material is not particularly limited, and a known method can be adopted.
  • a method of preparing a composition containing a specific benzotriazole, an episulfide compound, a polythiol compound, and a brewing agent and polymerizing the episulfide compound and the polythiol compound in the composition can be mentioned.
  • the polymerization method is not particularly limited, but when forming a plastic lens, cast polymerization is preferable. More specifically, a composition containing a specific benzotriazole, an episulfide compound, a polythiol compound, and a brewing agent is prepared, and this composition is injected into a lens molding mold to a predetermined temperature (for example, ⁇ 20).
  • a plastic substrate can be obtained by heating at ( ⁇ 150 ° C.).
  • the content of each component in the above composition is preferably adjusted so as to be a suitable content of each component in the above-mentioned plastic base material.
  • a base material made of a predetermined resin is immersed in a liquid in which a specific benzotriazole and a bluing agent are dissolved or dispersed in a solvent (for example, water or an organic solvent).
  • a solvent for example, water or an organic solvent.
  • the plastic base material can be applied to various uses, and is preferably applied to a plastic lens, more preferably to a plastic lens for eyeglasses.
  • the plastic lens may contain the above-mentioned plastic base material, and may contain a functional layer on the plastic base material.
  • the functional layer may be arranged on one surface of the object side surface and the eyeball side surface of the plastic base material, or may be arranged on both surfaces.
  • the functional layer include one or more layers selected from the group consisting of a primer layer, a hard coat layer, an antireflection layer, and a water- and oil-repellent layer.
  • the functional layer may include a plurality of the above layers.
  • the primer layer is a layer that is arranged between the two layers and improves the adhesion between the two layers.
  • the material constituting the primer layer is not particularly limited, and known materials can be mentioned.
  • the hard coat layer is a layer that imparts scratch resistance to the plastic lens.
  • a hard coat layer is defined as having the hardness of "H" or more by the pencil hardness by the test method defined in JIS K5600.
  • a known hard coat layer can be used, and examples thereof include an organic hard coat layer, an inorganic hard coat layer, and an organic-inorganic hybrid hard coat layer.
  • the antireflection layer is a layer having a function of preventing reflection of incident light.
  • the antireflection layer is defined as a layer exhibiting a reflection characteristic in which the reflectance is reduced to about 5% or less in the visible light region of 380 to 780 nm.
  • the structure of the antireflection layer is not particularly limited, and may be a single-layer structure or a multi-layer structure. In the case of a multi-layer structure, a structure in which low refractive index layers and high refractive index layers are alternately laminated is preferable. Examples of the material constituting the high refractive index layer include titanium, zircon, aluminum, tantalum, and lanthanum oxide. Further, as a material constituting the low refractive index layer, silica and the like can be mentioned.
  • the water- and oil-repellent layer can reduce the surface energy of the plastic lens and impart the function of preventing contamination to the plastic lens.
  • the water- and oil-repellent layer contains a water- and oil-repellent component.
  • the type of the water-repellent and oil-repellent component is not particularly limited, and examples thereof include a fluorine-containing compound, a silicone compound, and a compound having a long-chain alkyl group.
  • the visual transmittance of the plastic lens in which the functional layer is arranged on at least one of the side surface of the object and the side surface of the eyeball is preferably 94.5% or more.
  • the upper limit is not particularly limited and may be 99.9%.
  • the method for measuring the visual transmittance is the same as the method for measuring the visual transmittance of a plastic base material.
  • the light ray cut rate (blue light cut rate) in the wavelength range of 380 to 500 nm of the plastic lens is preferably 20.0% or more.
  • the upper limit is not particularly limited and may be 60.0% or less.
  • the method for measuring the light ray cut rate is the same as the method for measuring the light ray cut rate in the wavelength range of 380 to 500 nm of a plastic base material.
  • Example 1 As episulfide compounds, bis ( ⁇ -epithiopropyl) sulfide (78.5 parts by mass), sulfur powder (reagent with a purity of 98% or more) (14.3 parts by mass), and xylylene thiol (2.5 parts by mass). , 2- (3-t-Butyl-2-hydroxy-5-methylphenyl) -5-chloro-2H-benzotriazole (0.40 parts by mass) was added as an ultraviolet absorber, and the mixture was stirred at 60 ° C. until it was dissolved. did.
  • Disperse Red 60 (maximum absorption wavelength: 520 nm) (trade name: Mitsui PS Red G manufactured by Mitsui Kagaku Fine Co., Ltd.) was added so as to have a total mass of 0.77 mass ppm with respect to the total mass of the obtained plastic base material.
  • the composition was prepared.
  • the mixing ratio with Disperse Red 60 (CI Disperse Violet 27: CI Disperse Red 60) was 4: 1. After degassing the obtained composition, the degassed composition was injected into a glass mold and subjected to thermal polymerization curing.
  • the mold After completion of curing, the mold was released, the obtained base material was washed, and further subjected to annealing treatment to obtain a plastic base material (thickness of the central portion of 2 mm).
  • the total mass of bis ( ⁇ -epithiopropyl) sulfide, xylylene dithiol, and sulfur powder is the same as the mass of the resin in the plastic substrate.
  • Example 2 The procedure was the same as in Example 1 except that the amount of 2- (3-t-butyl-2-hydroxy-5-methylphenyl) -5-chloro-2H-benzotriazole used was changed to the value shown in Table 1.
  • a plastic substrate was prepared according to the above.
  • Blue light cut rate The blue light cut rate of the plastic substrate obtained above was measured and evaluated according to the following criteria. The method for measuring the blue light cut rate is as described above, and the measurement was performed at the central portion (thickness 2 mm) of the plastic base material. A: Blue light cut rate is 31.5% or more B: Blue light cut rate is less than 31.5%
  • the yellowness of the plastic substrate obtained above was measured and evaluated according to the following criteria. The method for measuring the yellowness is as described above. A: Yellowness is 15.0 or less B: Yellowness is over 15.0
  • the refractive index of the plastic substrate obtained above was measured.
  • the method for measuring the refractive index is as described above.
  • Example 3 A primer layer, a hard coat layer, and an antireflection layer were arranged in this order on both sides of the plastic base material obtained in Example 1 to obtain a plastic lens.
  • the procedure for forming the primer layer, the hard coat layer and the antireflection layer was as follows. Specifically, by the dipping method, a urethane-based impact resistance improving coat (primer layer) having a thickness of about 1 ⁇ m and a silicone-based scratch resistance improving hard coat (hard coat) having a thickness of about 2 ⁇ m are applied to the surface of the plastic base material. Layers) and were laminated in this order.
  • a multilayer film antireflection coating made of an inorganic oxide having a thickness of about 0.3 ⁇ m was formed on a silicone-based scratch-resistant hard coat by a vacuum deposition method.
  • the visual transmittance of the S-0.00 (D) lens 2.0 mm thick was 94.9%, and the blue light cut rate was 23.6. %, The degree of yellowness was 11.8.

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Health & Medical Sciences (AREA)
  • Eyeglasses (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)

Abstract

L'invention concerne un substrat en plastique qui a une excellente transmittance lumineuse et d'excellentes propriétés de blocage de la lumière bleue, ainsi qu'un faible jaunissement. Un substrat en plastique selon la présente invention contient du 2-(3-t-butyl-2-hydroxy-5-méthylphényl)-5-chloro-2 H-benzotriazole, une résine, un premier agent d'azurage dont la longueur d'onde d'absorption maximale est située dans la plage de 570 à 605 nm, et un second agent d'azurage dont la longueur d'onde d'absorption maximale est située dans la plage de 510 à 535 nm : la résine étant formée à partir de matières premières comprenant un composé épisulfure et un composé polythiol ; et la teneur en 2-(3-t-butyl-2-hydroxy-5-méthylphényl)-5-chloro-2 H-benzotriazole étant de 0,35 à 0,95 parties en masse par rapport à 100 parties en masse de la résine.
PCT/JP2020/042048 2019-12-06 2020-11-11 Substrat en plastique et lentille en plastique Ceased WO2021111830A1 (fr)

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JP2019-221529 2019-12-06
JP2019221529 2019-12-06

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022137715A1 (fr) * 2020-12-25 2022-06-30 三菱瓦斯化学株式会社 Composition, et matériau optique et lentille l'utilisant

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005121679A (ja) * 2003-09-22 2005-05-12 Hoya Corp プラスチックレンズの製造方法及びプラスチックレンズ
JP2007090574A (ja) * 2005-09-27 2007-04-12 Hoya Corp プラスチックレンズの製造方法
JP2011212850A (ja) * 2010-03-31 2011-10-27 Nikon-Essilor Co Ltd 光学レンズおよびその製造方法
WO2014133111A1 (fr) * 2013-02-27 2014-09-04 三井化学株式会社 Matériau optique, composition pour utilisation dans un tel matériau, et utilisation du matériau
WO2015046540A1 (fr) * 2013-09-30 2015-04-02 ホヤ レンズ タイランド リミテッド Substrat en plastique transparent ainsi que lentille en plastique
WO2017090725A1 (fr) * 2015-11-27 2017-06-01 三井化学株式会社 Composition polymérisable pour matériau optique et matériau optique et lentille en plastique obtenus à partir de cette composition
WO2018155475A1 (fr) * 2017-02-21 2018-08-30 三井化学株式会社 Composition polymérisable pour matériaux optiques, matériau optique obtenu à partir de ladite composition, et lentille en matière plastique
WO2019211242A1 (fr) * 2018-04-30 2019-11-07 Essilor International Matériau optique coupant la lumière bleue, ayant un aspect bleuâtre

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005121679A (ja) * 2003-09-22 2005-05-12 Hoya Corp プラスチックレンズの製造方法及びプラスチックレンズ
JP2007090574A (ja) * 2005-09-27 2007-04-12 Hoya Corp プラスチックレンズの製造方法
JP2011212850A (ja) * 2010-03-31 2011-10-27 Nikon-Essilor Co Ltd 光学レンズおよびその製造方法
WO2014133111A1 (fr) * 2013-02-27 2014-09-04 三井化学株式会社 Matériau optique, composition pour utilisation dans un tel matériau, et utilisation du matériau
WO2015046540A1 (fr) * 2013-09-30 2015-04-02 ホヤ レンズ タイランド リミテッド Substrat en plastique transparent ainsi que lentille en plastique
WO2017090725A1 (fr) * 2015-11-27 2017-06-01 三井化学株式会社 Composition polymérisable pour matériau optique et matériau optique et lentille en plastique obtenus à partir de cette composition
WO2018155475A1 (fr) * 2017-02-21 2018-08-30 三井化学株式会社 Composition polymérisable pour matériaux optiques, matériau optique obtenu à partir de ladite composition, et lentille en matière plastique
WO2019211242A1 (fr) * 2018-04-30 2019-11-07 Essilor International Matériau optique coupant la lumière bleue, ayant un aspect bleuâtre

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022137715A1 (fr) * 2020-12-25 2022-06-30 三菱瓦斯化学株式会社 Composition, et matériau optique et lentille l'utilisant

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