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公开(公告)号：EP4410782A1
公开(公告)日：2024-08-07
申请号：EP22876436.1
申请日：2022-09-29
发明人： KOUSAKA, Masahisa
IPC分类号： C07D331/02 , C08G59/14 , C08G75/08 , G02B1/04
CPC分类号： C07D331/02 , C08G59/14 , G02B1/04 , C08G75/08
摘要： One embodiment according to the present disclosure relates to a monomer for an optical component, including: a compound represented by the formula (1), in which a pH obtained through a pH measurement method below is 4.0 to 7.5.
(pH Measurement method)
80 g of a sample, 80 mL of toluene, and 250 mL of water are mixed together in a liquid separation funnel, an aqueous phase is separated off, and the pH of the aqueous phase is measured.-
公开(公告)号：EP3270212A1
公开(公告)日：2018-01-17
申请号：EP16761864.4
申请日：2016-03-11
发明人： KOUSAKA, Masahisa , TASAKI, Natsumi
IPC分类号： G02C7/10 , C08F2/44 , C08F218/14 , C08F220/12 , C08K5/13 , C08L31/00 , G02B1/04
摘要： Provided are a plastic optical component with a high cutting ratio of blue light, and a method for producing the plastic optical component. The plastic optical component includes a benzophenone compound represented by formula (1) and an addition polymer obtained by radical polymerization of a monomer. The method for producing the plastic member includes a step of curing a mixture including the monomer, the benzophenone compound represented by formula (1), and a radical initiator.
摘要翻译： 本发明提供蓝光切割率高的塑料光学部件及其制造方法。 塑料光学部件包括由式（1）表示的二苯甲酮化合物和通过单体的自由基聚合获得的加成聚合物。 制造塑料构件的方法包括使包含单体，由式（1）表示的二苯甲酮化合物和自由基引发剂的混合物固化的步骤。
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3.发明公开POLYISOCYANATE MONOMER COMPOSITION FOR OPTICAL MEMBERS, AND OPTICAL MEMBER AND PRODUCTION METHOD THEREFOR 审中-公开POLYISOCYANATMONOMERZUSAMMENSETZUNGFÜROPTISCHE ELEMENTE UND OPTISCHE ELEMENTE UND HERSTELLUNGSVERFAHRENDAFÜR
公开(公告)号：EP3125002A1
公开(公告)日：2017-02-01
申请号：EP15769499.3
申请日：2015-03-05
发明人： HOSHI, Yuji , KOUSAKA, Masahisa
CPC分类号： C08G18/7671 , C08G18/242 , C08G18/246 , C08G18/3876 , C08G18/4829 , C08L75/04 , C08L75/08 , C08L2205/025 , G02B1/04 , G02B1/041
摘要： Provided are a polyisocyanate monomer composition for optical members, from which an optical members with which turbidity and clouding are difficult to occur during the production thereof, and which is excellent in transparency, can be obtained, and an optical member and production methods therefor. A polyisocyanate monomer composition for optical members, including 4,4'-diphenylmethane diisocyanate and at least one kind selected from 2,4' -diphenylmethane diisocyanate and 2,2'-diphenylmethane diisocyanate; an optical member formed of a polymer having a structure represented by the following formula (1), and at least one kind of structure represented by the following formula (2) or (3); and a method for producing an optical member, including a step of polymerizing a monomer composition including a polyisocyanate compound including 4,4'-diphenylmethane diisocyanate and at least one kind selected from 2,4' -diphenylmethane diisocyanate and 2,2'-diphenylmethane diisocyanate, and at least one kind selected from a polythiol compound and a polyol compound.
摘要翻译： 提供了一种用于光学部件的多异氰酸酯单体组合物，可以获得在其制备期间难以发生浊度和混浊并且透明度优异的光学部件及其制造方法。 包括4,4'-二苯基甲烷二异氰酸酯和选自2,4'-二苯甲烷二异氰酸酯和2,2'-二苯基甲烷二异氰酸酯中的至少一种的用于光学部件的聚异氰酸酯单体组合物; 由具有由下式（1）表示的结构的聚合物和由下式（2）或（3）表示的至少一种结构形成的光学构件; 以及光学部件的制造方法，其特征在于，包括使包含4,4'-二苯基甲烷二异氰酸酯和选自2,4'-二苯基甲烷二异氰酸酯和2,2'-二苯基甲烷中的至少一种的多异氰酸酯化合物的单体组合物聚合的工序 二异氰酸酯和选自多硫醇化合物和多元醇化合物中的至少一种。
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公开(公告)号：EP4224244A1
公开(公告)日：2023-08-09
申请号：EP21875786.2
申请日：2021-09-30
发明人： KOUSAKA, Masahisa
摘要： One embodiment according to the present disclosure relates to a spectacle lens containing a compound in which the transmittance of light with a wavelength of 410 nm is 5% or less and the transmittance of light with a wavelength of 430 nm is 70% or more under the following transmittance measurement conditions.
transmittance measurement conditions:
for a sample containing a standard resin from curing 50.28 parts by mass of a mixture of 2,5-bis(isocyanatomethyl)-bicyclo[2.2.1]heptane and 2,6-bis(isocyanatomethyl)-bicyclo[2.2.1]heptane and a mixture of 25.50 parts by mass of pentaerythritol tetrakis(3-mercaptopropionate) and 24.22 parts by mass of 1,2-bis(2-mercaptoethylthio)-3-mercaptopropane and 0.55 parts by mass of the above compound with respect to 100 parts by mass of the standard resin, the sample having a thickness of 1.6 mm at the measurement point, the transmittance of light with a wavelength of 410 nm and 430 nm is measured with a spectrophotometer.-
公开(公告)号：EP3950756A1
公开(公告)日：2022-02-09
申请号：EP20777360.7
申请日：2020-03-27
摘要： Provided is a polymerizable composition for optical components, which can prevent the occurrence of striae while keeping the required strength for optical components even when a thick optical component is produced.
A polymerizable composition for optical components of one embodiment of the present invention is a mixture of a first composition including a polyisocyanate compound (A) and a second composition including a polythiol compound (B1) and a thiol group-containing substance (B2), the polymerizable composition further includes the thiol group-containing substance (B2) showing a peak at a position corresponding to a retention time three minutes or more later from a position of a peak of the polythiol compound (B1) in a chromatogram obtained by analyzing the second composition by high performance liquid chromatography (HPLC) analysis, and the equivalent ratio (A/B1) is 80/100 to 95/100, wherein the equivalent ratio (A/B1) represents a ratio of an equivalent A of the polyisocyanate compound (A) calculated using a molecular weight and a functional group number of the polyisocyanate compound (A) to an equivalent B1 of the polythiol compound (B1) calculated using a molecular weight and a functional group number of the polythiol compound (B1).-
6.发明公开
公开(公告)号：EP3689933A1
公开(公告)日：2020-08-05
申请号：EP18857422.2
申请日：2018-09-28
发明人： KOUSAKA, Masahisa
摘要： An embodiment of the present disclosure relates to a method for producing an optical component resin, suppressing generation of a foreign matter and occurrence of white turbidity, an optical component resin, a spectacle lens, and spectacles.
A method for producing an optical component resin, including: a step of mixing a polythiol component, a polyisocyanate component, and an additive to obtain a polymerizable composition; and a step of polymerizing the polymerizable composition, in which the total moisture content of the additive before mixing is 1.0 ppm by mass or more and 10 ppm by mass or less with respect to the amount of the polyisocyanate component, an optical component resin obtained by the producing method, an optical component formed of the optical component resin, a spectacle lens including a lens substrate formed of the optical component resin, and spectacles including the spectacle lens.-
7.发明公开POLYMERIZABLE COMPOSITION, TRANSPARENT RESIN, OPTICAL MATERIAL, PLASTIC LENS, AND METHOD FOR MANUFACTURING TRANSPARENT RESIN 审中-公开可聚合组合物，透明树脂，光学材料，塑料透镜以及制造透明树脂的方法
公开(公告)号：EP3202804A1
公开(公告)日：2017-08-09
申请号：EP15847377.7
申请日：2015-09-09
CPC分类号： C08G18/38 , C08G18/246 , C08G18/3857 , C08G18/3876 , C08G18/72 , C08G18/722 , C08G18/73 , C08G18/753 , C08G18/755 , C08G18/758 , C08G2120/00 , G02B1/04 , G02C7/02
摘要： Provided are a polymerizable composition which can suppress generation of turbidity, optical distortion, and striae in a transparent resin obtained therefrom, a transparent resin obtained from the polymerizable composition, an optical material containing the transparent resin, a plastic lens containing the optical material, and a method for manufacturing the transparent resin.
The present invention is a polymerizable composition containing a polythiol compound having at least three mercapto groups and a polyiso(thio)cyanate compound. The polyiso(thio)cyanate compound contains only a polyiso(thio)cyanate compound having no aromatic ring, and a thiol equivalent ratio which is a measured value of a thiol equivalent of the polythiol compound with respect to a theoretical value of the thiol equivalent is 0.900 or more and less than 1.000.摘要翻译： 本发明提供一种聚合性组合物，其能够抑制由其得到的透明树脂中产生浑浊，光学变形和条纹，由该聚合性组合物得到的透明树脂，含有该透明树脂的光学材料，含有该光学材料的塑料透镜， 一种制造透明树脂的方法。 本发明是含有具有至少三个巯基的多硫醇化合物和多异（硫）氰酸酯化合物的聚合性组合物。 多异（硫代）氰酸酯化合物仅含有不具有芳香环的多异（硫）氰酸酯化合物，作为多硫醇化合物的硫醇当量的测定值的硫醇当量比相对于硫醇当量的理论值为 0.900以上且小于1.000。
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8.发明公开OPTICAL RESIN COMPOSITION, OPTICAL ELEMENT OBTAINED BY CURING OPTICAL RESIN COMPOSITION, AND PLASTIC LENS FOR EYEGLASSES 审中-公开光学树脂组合物，固化光学树脂组合物获得的光学元件，以及用于眼睛的塑料镜片
公开(公告)号：EP3196220A1
公开(公告)日：2017-07-26
申请号：EP15835606.3
申请日：2015-08-28
发明人： KOUSAKA, Masahisa , TASAKI, Natsumi
CPC分类号： C08G18/3876 , C08G18/757 , C08G18/7642 , G02B1/04
摘要： An embodiment of the present invention provides: an optical resin composition from which an optical element that has excellent heat resistance can be obtained; an optical element obtained by curing the optical resin composition; and a plastic lens for eyeglasses. [1] An optical resin composition containing a polyiso(thio)cyanate component that includes a compound represented by formula (I-p) or formula (II-p), and a polythiol component that includes a polythiol compound that has sulfide bonds and/or disulfide bonds. [2] An optical element obtained by curing the optical resin composition of [1]. [3] A plastic lens for eyeglasses obtained by curing the optical resin composition of [1].
摘要翻译： 本发明的一个实施方式提供：可以获得耐热性优异的光学元件的光学用树脂组合物; 通过固化光学树脂组合物而获得的光学元件; 和眼镜的塑料镜片。 [1]一种光学用树脂组合物，其包含含有由式（Ip）或式（II-p）表示的化合物的多异（硫）氰酸酯成分和包含具有硫键的多硫醇化合物和/或二硫化物的多硫醇成分 债券。 [2]一种光学元件，通过固化[1]的光学树脂组合物而获得。 [3]一种通过固化[1]的光学树脂组合物而获得的眼镜用塑料透镜。
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公开(公告)号：EP3858883A1
公开(公告)日：2021-08-04
申请号：EP19866755.2
申请日：2019-09-27
发明人： KOUSAKA, Masahisa , KAGEYAMA, Yukio
摘要： [1] A polymerizable composition for an optical component, including a polyisocyanate component, a polythiol component, and a compound represented by formula (1) in an amount of 5 ppm by mass or more and 10,000 ppm by mass or less with respect to the total amount of the polyisocyanate component and the polythiol component, [2] an optical component resin that is a polymerized product of the polymerizable composition according to the above-described [1], [3] a spectacle lens including a lens substrate that is formed of the optical component resin according to the above-described [2], and [4] spectacles including the spectacle lens according to the above-described [3].
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10.发明公开
公开(公告)号：EP3689934A1
公开(公告)日：2020-08-05
申请号：EP18857423.0
申请日：2018-09-28
发明人： KOUSAKA, Masahisa
摘要： An embodiment of the present disclosure relates to a method for producing an optical component resin, suppressing yellowing due to addition of an ultraviolet absorber, an optical component resin, a spectacle lens, and spectacles.
A method for producing an optical component resin, including a step of polymerizing a polymerizable composition containing a polythiol component, a polyisocyanate component, and an ultraviolet absorber, in which the ultraviolet absorber has a Hazen color number (APHA) of 40 or less in a toluene solution thereof having a concentration of 10% by mass, an optical component resin obtained by the producing method, an optical component formed of the optical component resin, a spectacle lens including a lens substrate formed of the optical component resin, and spectacles including the spectacle lens.
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