WO2001077723A1 - Lamine en resine synthetique transparente a photochromisme - Google Patents
Lamine en resine synthetique transparente a photochromisme Download PDFInfo
- Publication number
- WO2001077723A1 WO2001077723A1 PCT/JP2001/002978 JP0102978W WO0177723A1 WO 2001077723 A1 WO2001077723 A1 WO 2001077723A1 JP 0102978 W JP0102978 W JP 0102978W WO 0177723 A1 WO0177723 A1 WO 0177723A1
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- WO
- WIPO (PCT)
- Prior art keywords
- synthetic resin
- photochromic
- transparent synthetic
- polyurethane
- compound
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
- B32B27/365—Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
- G02B5/23—Photochromic filters
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
- G02C7/102—Photochromic filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/412—Transparent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2369/00—Polycarbonates
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
- G02C2202/16—Laminated or compound lenses
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31507—Of polycarbonate
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
- Y10T428/31573—Next to addition polymer of ethylenically unsaturated monomer
- Y10T428/31576—Ester monomer type [polyvinylacetate, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
Definitions
- the present invention relates to a transparent synthetic resin laminate having photochromic properties, and is particularly used for optical lenses and the like, which controls the thickness of a photochromic coating film, has excellent surface smoothness, and has a high coloring and decoloring speed.
- the present invention relates to a transparent synthetic resin laminate having fast photochromic properties.
- optical lenses in particular, photochromic lenses
- photochromic lenses are generally of the inorganic type. That is, it was common to add an inorganic photochromic coating layer to the surface of a curable plastic such as glass or CR-39.
- a curable plastic such as glass or CR-39.
- high-impact, high-resistance plastic lenses have come into widespread use as lenses.
- polycarbonate lenses have become widespread, and the activity of art doors has been developed, and the demand for shock-resistant sunglasses has been rapidly increasing.
- a photocurable organic compound is added to a silicone-based surface-curing paint, applied to one side of a substrate and cured, or a urethane-based paint is used as a photochromic organic compound. It has been known that a compound is added, applied to one surface of a synthetic resin substrate, and cured (Japanese Patent Application Laid-Open No. 63-178913).
- Japanese Patent Application Laid-Open No. 61-148048 discloses a photochromic laminate in which a photochromic layer containing a spironaphthoxazine derivative is interposed between transparent material layers.
- a photochromic layer containing a spironaphthoxazine derivative is interposed between transparent material layers.
- the prior art discloses an embodiment in which a one-component type urethane resin is contained in the photochromic layer, the color development and decoloration rates are both slow and insufficient.
- a photochromic lens it is possible to obtain a transparent synthetic resin laminate having a high color development and decoloring speed, a photochromic layer having excellent photochromic properties with excellent surface smoothness of the coating film and excellent control of the coating film thickness. It is not currently done. Disclosure of the invention
- An object of the present invention is to solve the problems associated with the prior art as described above, and an object of the present invention is to provide a high color-forming and erasing speed, and to maintain the contrast at the time of color-forming over a long period of time. It is to provide a transparent synthetic resin laminate having excellent photochromic properties in controlling the smoothness of the coating film surface and the coating film thickness of the photochromic layer.
- the present inventors have studied the above-mentioned conventional problems, and found that a two-pack type urethane of a polyurethane prepolymer and a curing agent interposed between the two transparent synthetic resin layers and the photochromic property.
- a photochromic layer formed by curing from a mixture of an organic compound, a light stabilizer and an antioxidant, the coloring and decoloring speeds are fast, and the color contrast is maintained for a long time.
- the photochromic layer has excellent surface smoothness of the photochromic layer coating and excellent control of the coating thickness.
- the present inventors have found that a transparent synthetic resin laminate having a protective property can be obtained, thereby completing the present invention.
- two transparent synthetic resin layers a two-pack type polyurethane composed of a polyurethane prepolymer and a curing agent, a photochromic organic compound, and a light stabilizer and an antioxidant were added.
- a transparent synthetic resin laminate having photochromic properties comprising a photochromic layer interposed between the two transparent synthetic resin layers formed by squeezing a mixture.
- the present invention provides a two-part polyurethane of a polyurethane prepolymer and a curing agent, a photochromic organic conjugate, a solvent, a light stabilizer and an acid on one surface of a transparent synthetic resin sheet.
- the solvent is removed from the mixture until the mixture is substantially free of a solvent.
- another transparent synthetic resin sheet is coated on the surface of the synthetic resin sheet to be coated.
- the present invention provides a method for producing a transparent synthetic resin laminate having photochromic properties, characterized in that a two-pack type polyurethane is stiffened after adhering to form a photochromic layer.
- the transparent synthetic resin used in the present invention is not particularly limited as long as it is a resin having high transparency, but it is preferable to use a polycarbonate resin or a polymethyl methacrylate resin.
- each of the two transparent synthetic resins is a polycarbonate resin, a polymethyl methacrylate resin, or both.
- a transparent synthetic resin having a thickness of 50 to 2000 / im is used.
- a two-pack type polyurethane containing a photochromic organic compound, a light stabilizer and an antioxidant, and being interposed between two transparent synthetic resin layers and comprising a polyurethane prepolymer and a curing agent is cured.
- the formed photochromic layer is provided.
- it has excellent heat and impact resistance, has a high color development and decoloration speed when used as a lens, and has excellent surface smoothness of the photochromic layer coating film.
- the improved photochromic performance is comparable to that of conventional inorganic materials, and it has become possible to industrially produce transparent synthetic resin laminates that maintain photochromic properties such as contrast during color development over a long period of time. .
- polyurethanes are classified into one-pack type and two-pack type, but in the present invention, the polyurethane prepolymer and the curing agent are used in view of the color development and decoloration rates and the compatibility with the photochromic compound and various additives.
- a two-component polyurethane composed of (Actually, a prepolymer is dissolved in a specific solvent, a photochromic compound and various additives are mixed, and then a curing agent is added.)
- isocyanate and polyol are a fixed percentage. The compound reacted in the above is used.
- the polyurethane prepolymer is a compound obtained from a diisocyanate and a polyol and having both ends having an isocyanate group.
- diisocyanate compound used in the polyurethane prepolymer diphenyl methane-1,4'-diisocyanate (MDI) is preferred for L / C.
- MDI diphenyl methane-1,4'-diisocyanate
- the polyol it is preferable to use polypropylene glycol (PPG) having a polymerization degree of 5 to 30.
- the molecular weight of the polyurethane prepolymer is a number average molecular weight of 500 to 500, preferably 150 to 400, more preferably 2000 to 300.
- the curing agent is not particularly limited as long as it is a compound having two or more hydroxyl groups.
- a polyurethane polyol having a hydroxyl group at a terminal obtained from a specific isocyanate and a specific polyol is preferable.
- polyurethane polyols having hydroxyl groups at least at both terminal groups derived from diisocyanate and polyol are preferable, and tolylene diisocyanate (TDI) is preferably used as the diisocyanate.
- the polyol preferably be a degree of polymerization uses a PPG of 5-3 0, 0
- the molecular weight of this curing agent is from 500 to 5000, preferably from 1500 to 4000, more preferably from 2000 to 3000.
- These polyurethane prepolymers and curing agents may use solvents such as ethyl acetate and tetrahydrofuran for viscosity adjustment.
- the organic compound having photochromic properties in the present invention is not particularly limited as long as it has good compatibility with the polyurethane prepolymer, and commercially available organic photochromic compounds can be used. From the viewpoint of photochromic performance, spiropyran-based compounds, spiroxazine-based compounds, and naphthovirane-based compounds are preferably used as organic photochromic compounds.
- spiropyran-based compounds include, 3 ', 3', -trimethyl spiro (2H-1-benzopyran-1,2'-indoline), ⁇ , 3 ', 3', trimethylspiro-1,2-nitro (2H-1-benzopyran-1,2'-indoline), ⁇ , 3 ', 3'-trimethyl-6-hydroxyspiro (2H-11-benzozopyran-1,2,2'-indoline), ⁇ , 3 ', 3'-trimethylspiro-1- 8-methoxy (2H-1-benzopyran-1,2 '-indoline), 5' monochloro-1, 3 ', 3'-trimethyl-1-6-nitrospiro (2H-1-benzopyran 1,2'-indoline), 6,8-dibromo-1,3 ', 3'-trimethylspiro (2H-1-benzopyran-1,2'indoline), 8-ethoxy_, 3', 3'4
- spiroxazine-based compounds include 1,3,3-trimethylspiro [indolino-1,2 '-[3H] naphtho [2,1-b] [1,4] oxazine] Toxic 1,3,3-trimethylspiro [indolino 2,3 '-[3H] naphtho [2,1-b] [1,4] oxazine], 5-chloro-1,3,3-trimethylspiro [ Indolino 2,3 '-[3H] naphtho [2,1-b] [1,4] oxazine], 4,7-diethoxy-1,3,3-trimethylspiro [indolino 2,3'-[3H ] Naphtho [2, 1-b] [1, 4] oxazine], 5-chloro-1- 1-butyl-1,3,3-dimethylspiro [indolino 1,3 '-[3H] naphtho [2, 1-b] [1,4] oxa
- naphthopyran compounds include 3,3-diphenyl-3H-naphtho [2,1-b] pyran, 2,2-diphenyl-1-H-naphtho [1,2—b] pyran, (2-Fluorophenyl) 1-3- (4-methoxyphenyl) — 3H-naphtho [2,1-b] pyran, 3- (2-methyl-4-methoxyphenyl) 1-3- (4-ethoxyphenyl) One 3H—Naphtho [2, 1-b] Villa 3- (2-furyl) -3- (2-fluorophenyl) -1-H-naphtho [2,1-1-b] pyran, 3- (2-chenyl) -13- (2-fluoro-4-methoxyphenyl) 1) 3H-naphtho [2, 1-b] pyran, 3— ⁇ 2- (1-methylbimethyllinole) ⁇ 1-3— (2-fluoroph
- a stabilizer such as hindered amine and an antioxidant such as hindered phenol are added.
- hinderdamine examples include bis (2,2,6,6-tetramethinole-4-piperidyl) sebagate, bis (1,2,2,6,6-pentamethyl-4-piperidyl) sebagate, bis (1,2,2) , 6,6-Pentamethyl-1-4-piperidyl)-[[3,5-bis (1,1-dimethylethyl)]]-[4-hydroxyphenyl] methyl] butylmalonate, 1- (methyl) -18- (1 , 2,2,6,6- —Pentamethyl-1-4-piperidyl) 1 sebagate, 1— [2— [3_ (3,5-di-t-butyl-4-hydroxypropyl) propionyloxy] ethyl] -4- [3- (3,5-di-tert-butyl-1-hydroxyphenyl) propionyloxy 1 -2,2,6,6-tetramethylpiperidine, 4-benzyloxy-1,2,2,6,6-tetramethylpiperidine
- nickel-based UV stabilizers include [2,2'-thiobis (4-t-octylphenolate)]-n-butylamine nickel, nickel complex-3,5-di-t-butyl-4-hydroxy Benzyl phosphate monoethylate, nickel dibutyl dithiocarbamate and the like can also be used.
- hinderdamine-based light stabilizers include tertiary hinderdamine compounds such as bis (1,2,2,6,6-pentamethyl-4-piberidyl) -1 sebacate or 1,2,2,6,6-pentamethyl-14. -A condensate of piberidinol, tridecyl alcohol and 1,2,3,4-butanetetracarboxylic acid is preferred.
- antioxidants include 1,1,3-tris (2-methyl-14-hydroxy-15-t-butylphenylinole) butane and 2,2'-methylenebis (4-ethyl-16-t-1). Butylphenol), tetrakis [methylene-3- (3,, 5'-t-butyl-1-4'-hydroxyphenyl) propionate] methane, 2,6-di-t-butyl- ⁇ -cresol, 4,4 ' —Butylidene bis (3-methyl-1-6-t-butylphenol), 1,3,5-tris (3 ′, 5′—di-t-butyl-1-4′—hydroxybenzyl) -S-triazine-1,2,4 6- (1H, 3H, 5H) trione, stearyl-1- (3,5-di-t-butyl-4-hydroxyphenyl) propionate, 1,3,5-tris (4-t-butyl-1 3-hydroxy-2,6-dimethylbenzyl isocyanuric
- phenol-based antioxidants include 1,1,3-tris (2-methyl-4-hydroxy-5-t-butyl) containing at least three hindered phenols.
- the transparent synthetic resin laminate having photochromic properties of the present invention is produced by the following method.
- a photochromic organic conjugate at a ratio of 0.2 to 5% based on the resin solid content, and further add a solution based on the resin solid content.
- 0.1-5% of hinderdamine type light stabilizer and additives such as Z or antioxidant are added, and the mixture is uniformly stirred and mixed.
- the curing agent is further added with the ratio I ZH of the isocyanate group (I) to the hydroxyl group (H) of the curing agent being 0.9 to 20 and preferably 1 to 10 as a guide, and further stirred to form a solution. .
- a suitable polymer concentration in the solution is 40 to 90% by weight.
- the solution was applied to one surface of a transparent synthetic resin sheet using a doctor blade with a coating thickness of 100 to 100 microns. After the application, the coated surface was heated and dried until it did not substantially contain a solvent, and another transparent synthetic resin sheet was stuck to the coated surface of the synthetic resin sheet to form a sandwich.
- the above heat drying is usually performed at 20 to 50 ° C for 5 to 60 minutes.
- the laminated sheet was heated to cure the urethane prepolymer containing a hardener, thereby obtaining a transparent synthetic resin laminate.
- the condition of the polyurethane pre-bolimer is usually 60 to: L 40 for 2 hours to 1 week.
- Solvents include hydrocarbons such as hexane, heptane, octane, cyclohexane, toluene, xylene, and ethylbenzene, ethyl acetate, methyl acetate, isopropyl acetate, n-propyl acetate, isobutyl acetate, n-butyl acetate, and di-acetate.
- hydrocarbons such as hexane, heptane, octane, cyclohexane, toluene, xylene, and ethylbenzene, ethyl acetate, methyl acetate, isopropyl acetate, n-propyl acetate, isobutyl acetate, n-butyl acetate, and di-acetate.
- Esters such as soamyl, methyl propionate, isobutyl propionate, etc., ketones such as acetone, methyl ethyl ketone, getyl ketone, methyl isobutyl ketone, acetyl acetate, cyclohexyl ketone, cellosolve acetate, and methyl glycol diacetate Ethers such as ethylene glycol mono n-butyl ether acetate, propylene glycol and monomethyl ether acetate Esters, tertiary alcohols such as diacetone alcohol and t-amyl alcohol, and tetrahydrofuran. Particularly, ethyl acetate and tetrahydrofuran and toluene are preferred.
- Polyurethane precursor with NCO group equivalent weight (equivalent weight is the average molecular weight per functional group) of 1500 (diphenylmethane-4,4'-diisocyanate is reacted with polypropylene glycol having an average degree of polymerization of 15). What was obtained) Dissolve 15 g of photochromic compound 1 or 2 in resin diluted with 8.3 g of tetrahydrofuran at 2% and Additive 1 to 2% based on resin solids, and stir until uniform After that, 3 g of a curing agent having a ⁇ acid group equivalent weight of 150 (obtained by reacting tolylenedioxide and an average degree of polymerization of 10 with polypropylene glycol) was added, followed by further stirring. .
- the above solution was applied to a polycarbonate film (Iupilon, manufactured by Mitsubishi Gas Chemical Co., Ltd.) with a thickness of 700 / im using a doctor blade (Yoshimitsu Seiki Co., Ltd.) with a thickness of 400 // m. .
- the solvent was put in a hot air dryer at 45 ° C for 10 minutes to evaporate, bonded together by a polycarbonate film, formed into a sheet, and cured by heating at 70 ° C for 2 days.
- the synthetic resin laminate thus obtained was measured for transmittance at the maximum absorption wavelength and evaluated for light transmittance, and the thickness of the photochromic layer was measured, and the appearance was further observed.
- Photochromic compound 1 1,3-dihydro-1,3,3,5,6 (1,3,3,4,5) pentamethylspiro [2H-indole-2,3- [3H] 1-naphtho [2, b] [1,4 ] Oxazine]
- Photo Miku Mitsui Dagger 2 1,3-dihydro-1,3,3,5,6 (1,3,3,4,5) pentamethylspiro [2H-indole-2,3- [3H] 1-naphtho [2, b] [1,4 ] Oxazine]
- Photo Miku Mitsui Dagger 2 1,3-dihydro-1,3,3,5,6 (1,3,3,4,5) pentamethylspiro [2H-indole-2,3- [3H] 1-naphtho [2, b] [1,4 ] Oxazine]
- Photo Miku Mitsui Dagger 2 1,3-dihydro-1,3,3,5,6 (1,3,3,4,5) pent
- the transmittance after 5 minutes and the transmittance without irradiation were measured.
- the transmittance was measured using a spectrophotometer (manufactured by JASCO Corporation) at the maximum absorption wavelength.
- the contrast was measured before and after exposure to a Sunshine weather meter for 60 hours under the following conditions, and the life was evaluated by calculating the contrast retention rate for comparison with before exposure.
- Contrast life was evaluated according to the following criteria.
- the coloring speed (t a) and the decoloring speed (t b) were measured as follows. Let T1 be the transmittance when no ultraviolet light is irradiated, and T2 be the transmittance when ultraviolet light is irradiated.
- t b Transmittance from T2 by blocking irradiated UV light
- Example 1 An experiment was performed in the same manner as in Example 1 except that Hamatai ⁇ ⁇ — 7122— ⁇ (manufactured by Yokohama Rubber Co., Ltd.) was used as the urethane, and a synthetic resin laminate was obtained.
- Table 1 shows the component specifications and Table 2 shows the evaluation results. Examples 5 to 12
- the UV lamp was irradiated for 5 minutes, and the contrast (brightness) and color difference due to color development were measured.
- the light resistance was evaluated.
- the device was a light source Kisenonra lamp (apparatus name: SUNTEST CPS ten, maker: ATL Ltd. AS) using, irradiance 750W / m 2 (300 ⁇ 800nm), was charged 20 hours.
- the UV lamp is a super-monochrome light source (JASCO Corporation) with a single wavelength of 360 nm.
- Discoloration degree [(L * i-L * 3 ) 2 + (a *!-A * 3) 2 + (b *!-B * 3 ) 2 ] 1/2
- a two-component type thermosetting durable polyurethane is used, and various additives such as a polyurethane prepolymer, a curing agent, and a photochromic compound are used.
- various additives such as a polyurethane prepolymer, a curing agent, and a photochromic compound are used.
- a polyurethane layer can be formed without impairing the photochromic performance at all.
- transparent synthetic resin laminates having photochromic properties with high utility value can be efficiently produced.
- a plastic lens having high photochromic performance and having a smooth photochromic layer can be easily obtained.
- Example 5 1 33 460 84 63 1 3 1 5 Good 72 3 Example 6 140 460 84 65 1 4 1 6 Good 74 2 ⁇ Example 7 1 37 460 8 5 6 1 1 4 1 6 Good 70 4 ⁇ Example 8 1 28 460 84 67 14 16 Good 73 3 ⁇ Example 9 X 36 4 60 8 5 ⁇ 5 1 3 X 5 Good 43 7 um Actual 1 10 1 32 460 8 5 6 3 1 16 Good 5 1 4 um Example 1 1 1 35 460 84 66 14 16 Good 5 ⁇ 3 m Example 1 2 1 38 460 8 5 6 7 1 3 1 5 Good 34 10 m
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- Laminated Bodies (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01917843A EP1273935B1 (en) | 2000-04-10 | 2001-04-06 | Transparent synthetic resin laminate having photochromism |
US09/980,010 US6986946B2 (en) | 2000-04-10 | 2001-04-06 | Transparent synthetic resin laminate having photochromism |
DE60104104T DE60104104T2 (de) | 2000-04-10 | 2001-04-06 | Transparentes kunstharz-laminat mit photochromismus |
JP2001574518A JP4661017B2 (ja) | 2000-04-10 | 2001-04-06 | フォトクロミック性を有する透明な合成樹脂積層体 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPPCT/JP00/02298 | 2000-04-10 | ||
PCT/JP2000/002298 WO2001077740A1 (fr) | 2000-04-10 | 2000-04-10 | Stratifie photochrome en resine synthetique transparente |
Publications (1)
Publication Number | Publication Date |
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WO2001077723A1 true WO2001077723A1 (fr) | 2001-10-18 |
Family
ID=11735906
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/002298 WO2001077740A1 (fr) | 2000-04-10 | 2000-04-10 | Stratifie photochrome en resine synthetique transparente |
PCT/JP2001/002978 WO2001077723A1 (fr) | 2000-04-10 | 2001-04-06 | Lamine en resine synthetique transparente a photochromisme |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2000/002298 WO2001077740A1 (fr) | 2000-04-10 | 2000-04-10 | Stratifie photochrome en resine synthetique transparente |
Country Status (6)
Country | Link |
---|---|
US (1) | US6986946B2 (ja) |
EP (1) | EP1273935B1 (ja) |
JP (1) | JP4661017B2 (ja) |
KR (1) | KR100690219B1 (ja) |
DE (1) | DE60104104T2 (ja) |
WO (2) | WO2001077740A1 (ja) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005215640A (ja) * | 2004-02-02 | 2005-08-11 | Mitsubishi Gas Chem Co Inc | フォトクロミックレンズおよびその製造方法 |
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JP4644429B2 (ja) * | 2004-02-02 | 2011-03-02 | 三菱瓦斯化学株式会社 | フォトクロミックレンズおよびその製造方法 |
JP2005215640A (ja) * | 2004-02-02 | 2005-08-11 | Mitsubishi Gas Chem Co Inc | フォトクロミックレンズおよびその製造方法 |
JP2005305306A (ja) * | 2004-04-21 | 2005-11-04 | Fuji Kasei Kk | プラスチックス調光レンズ体の製造方法、プラスチックス調光レンズ体、該レンズ体製造に用いる塗膜シート状調光体および被覆シート |
JP4523325B2 (ja) * | 2004-04-21 | 2010-08-11 | Mgcフィルシート株式会社 | プラスチックス調光レンズ体の製造方法 |
JP2007025609A (ja) * | 2005-07-21 | 2007-02-01 | Mgc Filsheet Co Ltd | 偏光調光特性を有する光制御プラスチックレンズおよびその製造方法 |
US9067389B2 (en) | 2006-06-26 | 2015-06-30 | Evonik Roehm Gmbh | Transparent plastic composite |
JP2009541099A (ja) * | 2006-06-26 | 2009-11-26 | エボニック レーム ゲゼルシャフト ミット ベシュレンクテル ハフツング | 透明なプラスチック複合体 |
JP2008265144A (ja) * | 2007-04-20 | 2008-11-06 | Pilot Ink Co Ltd | フォトクロミック積層体 |
JP2011039447A (ja) * | 2009-08-18 | 2011-02-24 | Yamamoto Kogaku Co Ltd | 光学物品 |
WO2011049108A1 (ja) * | 2009-10-21 | 2011-04-28 | 三菱瓦斯化学株式会社 | 機能性シートおよびそれを用いたレンズ |
US10534199B2 (en) | 2009-10-21 | 2020-01-14 | Mitsubishi Gas Chemical Company, Inc. | Functional sheet and lens using same |
JP2012167245A (ja) * | 2010-09-29 | 2012-09-06 | Tokuyama Corp | フォトクロミック組成物 |
JP2012226026A (ja) * | 2011-04-18 | 2012-11-15 | Tokuyama Corp | フォトクロミックレンズ |
JP2012229307A (ja) * | 2011-04-25 | 2012-11-22 | Tokuyama Corp | フォトクロミック組成物 |
JP2012229332A (ja) * | 2011-04-26 | 2012-11-22 | Tokuyama Corp | フォトクロミック重合性組成物 |
JP2012230317A (ja) * | 2011-04-27 | 2012-11-22 | Tokuyama Corp | フォトクロミックレンズ、及びその製造方法 |
JPWO2013099640A1 (ja) * | 2011-12-26 | 2015-05-07 | 株式会社トクヤマ | フォトクロミック組成物 |
Also Published As
Publication number | Publication date |
---|---|
JP4661017B2 (ja) | 2011-03-30 |
US20020197484A1 (en) | 2002-12-26 |
US6986946B2 (en) | 2006-01-17 |
EP1273935B1 (en) | 2004-06-30 |
KR100690219B1 (ko) | 2007-03-12 |
WO2001077740A1 (fr) | 2001-10-18 |
EP1273935A1 (en) | 2003-01-08 |
DE60104104D1 (de) | 2004-08-05 |
DE60104104T2 (de) | 2005-08-25 |
EP1273935A4 (en) | 2003-04-23 |
KR20020021117A (ko) | 2002-03-18 |
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