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公开(公告)号：US20150232757A1
公开(公告)日：2015-08-20
申请号：US14426494
申请日：2013-08-22
Applicant: DIC Corporation
Inventor： Masakazu Kaneoya , Kiyofumi Takeuchi , Seiji Funakura , Isao Oshiumi , Katsunori Shimada
IPC: C09K19/30 , G02F1/1335 , C09K19/56 , G02F1/1334 , C09K19/34 , C09K19/32
CPC classification number: C09K19/3001 , C09B67/0033 , C09B67/009 , C09K19/20 , C09K19/3003 , C09K19/322 , C09K19/3402 , C09K19/56 , C09K2019/0448 , C09K2019/0466 , C09K2019/122 , C09K2019/123 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/305 , C09K2019/3078 , C09K2019/325 , C09K2019/3425 , C09K2019/523 , G02B5/201 , G02F1/1334 , G02F1/133512 , G02F1/133514 , G02F2001/133397
Abstract: The present invention relates to a liquid crystal display device that uses a particular liquid crystal composition and a color filter that uses a particular pigment.The present invention provides a liquid crystal display device that prevents a decrease in voltage holding ratio (VHR) and an increase in ion density (ID) of a liquid crystal layer and resolves the problems of display defects, such as missing dots, alignment variation, and ghosting.Since the liquid crystal display device of the present invention prevents a decrease in voltage holding ratio (VHR) and an increase in ion density (ID) of a liquid crystal layer and resolves the problems of display defects, such as ghosting, it is particularly useful for active matrix drive VA-mode and PSVA-mode liquid crystal display devices and can be applied to liquid crystal display devices such as liquid crystal televisions, monitors, cellular phones, and smart phones.
Abstract translation: 本发明涉及使用特定液晶组合物的液晶显示装置和使用特定颜料的滤色器。 本发明提供了一种防止电压保持率（VHR）降低和液晶层的离子密度（ID）增加的液晶显示装置，并且解决了诸如缺少点，取向变化等显示缺陷的问题， 和鬼魂。 由于本发明的液晶显示装置防止了电压保持率（VHR）的降低和液晶层的离子密度（ID）的增加，并且解决了诸如重影的显示缺陷的问题，所以特别有用 用于有源矩阵驱动VA模式和PSVA模式液晶显示装置，并且可以应用于诸如液晶电视，监视器，蜂窝电话和智能电话的液晶显示装置。
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公开(公告)号：US20140211139A1
公开(公告)日：2014-07-31
申请号：US14230495
申请日：2014-03-31
Applicant: DIC CORPORATION
Inventor： Shinji Ogawa , Yoshinori Iwashita , Akira Kimura , Seiji Funakura , Katsunori Shimada
IPC: G02F1/1335
CPC classification number: G02F1/133514 , C09K19/3003 , C09K19/44 , C09K2019/122 , C09K2019/123 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3027 , C09K2019/523 , G02B5/20 , G02B5/223 , G02F1/133512 , G02F1/1343 , G02F1/1393
Abstract: The present invention relates to a liquid crystal display device that includes a particular liquid crystal composition and a color filter that uses a particular pigment.The present invention provides a liquid crystal display device that prevents a decrease in voltage holding ratio (VHR) and an increase in ion density (ID) in a liquid crystal layer and resolves the problems of display defects such as white streaks, alignment nonuniformity, and image sticking.Since the liquid crystal display device of the present invention prevents a decrease in voltage holding ratio (VHR) and an increase in ion density (ID) in the liquid crystal layer and resolves the problems of display defects such as image sticking, the liquid crystal display device is useful as VA-mode and PSVA-mode liquid crystal display devices of an active matrix drive type, and is applicable to liquid crystal display devices of liquid crystal televisions, monitors, cellular phones, smart phones, etc.
Abstract translation: 本发明涉及一种液晶显示装置，其包括特定的液晶组合物和使用特定颜料的滤色器。 本发明提供一种液晶显示装置，其防止液晶层中的电压保持率（VHR）的降低和离子密度（ID）的增加，并且解决了诸如白色条纹，取向不均匀性和显示缺陷的问题 图像粘贴 由于本发明的液晶显示装置防止液晶层中的电压保持率（VHR）的降低和离子密度（ID）的增加，并且解决了诸如图像残留的显示缺陷的问题，液晶显示器 器件可用作有源矩阵驱动型的VA模式和PSVA模式液晶显示装置，并且适用于液晶电视，监视器，蜂窝电话，智能电话等的液晶显示装置。
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公开(公告)号：US20140211137A1
公开(公告)日：2014-07-31
申请号：US14002008
申请日：2012-12-14
Applicant: DIC CORPORATION
Inventor： Masakazu Kaneoya , Kiyofumi Takeuchi , Seiji Funakura , Katsunori Shimada
IPC: G02F1/1335 , C09K19/32 , C09K19/30
CPC classification number: G02F1/133514 , C09K19/3003 , C09K19/3028 , C09K19/3066 , C09K19/3068 , C09K19/322 , C09K19/42 , C09K19/44 , C09K2019/122 , C09K2019/123 , C09K2019/3004 , C09K2019/301 , C09K2019/3036 , C09K2019/3037 , C09K2019/3425
Abstract: The present invention provides a liquid crystal display device capable of preventing a decrease in voltage holding ratio (VHR) of a liquid crystal layer and an increase in ion density (ID) and resolving the problem of display defects such as white spots, alignment unevenness, image sticking, and the like. The liquid crystal display device of the present invention is characterized by preventing a decrease in voltage holding ratio (VHR) of a liquid crystal layer and an increase in ion density (ID) and suppressing the occurrence of display defects such as image sticking and the like, and is thus particularly useful for a VA-mode or PSVA-mode liquid crystal display device for active matrix driving, and can be applied to liquid crystal display devices such as a liquid crystal TV, a monitor, a cellular phone, a smart phone, and the like.
Abstract translation: 本发明提供一种液晶显示装置，其能够防止液晶层的电压保持率（VHR）的降低和离子密度（ID）的增加，并且解决了诸如白点，取向不均匀性等显示缺陷的问题， 图像粘贴等。 本发明的液晶显示装置的特征在于防止液晶层的电压保持率（VHR）的降低和离子密度（ID）的增加，并且抑制诸如图像残留等的显示缺陷的发生 因此对于有源矩阵驱动的VA模式或PSVA模式液晶显示装置特别有用，并且可以应用于液晶显示装置，例如液晶电视，监视器，蜂窝电话，智能电话 ，等等。
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公开(公告)号：US12221546B2
公开(公告)日：2025-02-11
申请号：US17296647
申请日：2020-04-30
Applicant: DIC Corporation
Inventor： Keisuke Sakamoto , Ayaka Yamaji , Nozomi Shimizu , Mayumi Tokuoka , Katsunori Shimada
IPC: C09B47/10 , C07D487/22 , C09B67/20
Abstract: A method for producing a halogenated zinc phthalocyanine pigment includes a step of forming a halogenated zinc phthalocyanine crude pigment into a pigment. The halogenated zinc phthalocyanine crude pigment is obtained by depositing a halogenated zinc phthalocyanine, which is synthesized by using a compound that generates an acid by reacting with water, and the aforementioned step includes a pretreatment step of dry-crushing the halogenated zinc phthalocyanine crude pigment by using an attritor and then washing the dry-crushed halogenated zinc phthalocyanine crude pigment with water.
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公开(公告)号：US20230144572A1
公开(公告)日：2023-05-11
申请号：US17296656
申请日：2020-04-30
Applicant: DIC Corporation
Inventor： Keisuke Sakamoto , Kentaro Oishi , Ryousuke Asami , Mayumi Tokuoka , Katsunori Shimada
IPC: C09B47/10 , C09B67/20 , C07D487/22
CPC classification number: C09B47/10 , C09B67/0066 , C07D487/22
Abstract: A method for producing a halogenated zinc phthalocyanine pigment includes a step of forming a halogenated zinc phthalocyanine crude pigment into a pigment. The halogenated zinc phthalocyanine crude pigment is obtained by deposition of a halogenated zinc phthalocyanine, which is synthesized by using a compound that generates an acid by reacting with water, and the step includes a pretreatment step of heating the halogenated zinc phthalocyanine crude pigment in water to obtain a halogenated zinc phthalocyanine prepigment having a pH of 5.0 or more.
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Patent Agency Ranking
公开(公告)号：US09904166B2
公开(公告)日：2018-02-27
申请号：US15512952
申请日：2016-02-16
Applicant: DIC Corporation
Inventor： Keisuke Sakamoto , Akira Kimura , Katsunori Shimada
CPC classification number: G03F7/0007 , C09B47/10 , C09B47/16 , G02B5/20 , G02B5/223 , G03F7/004 , G03F7/027 , G03F7/105
Abstract: Provided is a green pigment composition which includes a halogenated zinc phthalocyanine pigment and a brominated chlorinated zinc phthalocyanine derivative having a phthalimide skeleton bonded by an alkylene group, and which enables a great enhancement in contrast without decreasing luminance and coloring power, and a color filter including the green pigment composition. The green pigment composition for color filters includes from 0.1 to 10 parts of a halogenated zinc phthalocyanine pigment derivative substituted with a functional group having a phthalimide skeleton bonded by an alkylene group per 100 parts of a halogenated zinc phthalocyanine pigment, in terms of a mass, and a color filter includes the green pigment composition for color filters.
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公开(公告)号：US20170299961A1
公开(公告)日：2017-10-19
申请号：US15512952
申请日：2016-02-16
Applicant: DIC Corporation
Inventor： Keisuke Sakamoto , Akira Kimura , Katsunori Shimada
CPC classification number: G03F7/0007 , C09B47/10 , C09B47/16 , G02B5/20 , G02B5/223 , G03F7/004 , G03F7/027 , G03F7/105
Abstract: Provided is a green pigment composition which includes a halogenated zinc phthalocyanine pigment and a brominated chlorinated zinc phthalocyanine derivative having a phthalimide skeleton bonded by an alkylene group, and which enables a great enhancement in contrast without decreasing luminance and coloring power, and a color filter including the green pigment composition. The green pigment composition for color filters includes from 0.1 to 10 parts of a halogenated zinc phthalocyanine pigment derivative substituted with a functional group having a phthalimide skeleton bonded by an alkylene group per 100 parts of a halogenated zinc phthalocyanine pigment, in terms of a mass, and a color filter includes the green pigment composition for color filters.
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公开(公告)号：US20150268395A1
公开(公告)日：2015-09-24
申请号：US14115305
申请日：2012-09-20
Applicant: DIC CORPORATION
Inventor： Shinji Ogawa , Yoshinori Iwashita , Seiji Funakura , Katsunori Shimada
IPC: G02B5/22 , C09K19/30 , G02F1/1335
CPC classification number: G02B5/223 , C09K19/3003 , C09K19/44 , C09K2019/123 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3013 , C09K2019/3016 , C09K2019/3027 , C09K2019/521 , C09K2019/523 , G02F1/133514
Abstract: There is provided a liquid crystal display device in which a decrease in the voltage holding ratio (VHR) of a liquid crystal layer and an increase in the ion density (ID) are prevented and problems of display defects such as white streaks, alignment unevenness, and image sticking are overcome. In the liquid crystal display device, a decrease in the voltage holding ratio (VHR) of a liquid crystal layer and an increase in the ion density (ID) are prevented and display defects such as image sticking are suppressed. Therefore, the liquid crystal display device is useful for active matrix liquid crystal display apparatuses that use a VA mode or a PSVA mode and can be applied to liquid crystal display apparatuses of liquid crystal televisions, monitors, cellular phones, smart phones, and the like.
Abstract translation: 提供了一种液晶显示装置，其中防止液晶层的电压保持率（VHR）的降低和离子密度（ID）的增加，并且显示缺陷如白色条纹，取向不均匀性， 并且克服了图像粘贴。 在液晶显示装置中，防止了液晶层的电压保持率（VHR）的降低和离子密度（ID）的增加，并且抑制了诸如图像残留的显示缺陷。 因此，液晶显示装置对于使用VA模式或PSVA模式的有源矩阵液晶显示装置是有用的，并且可以应用于液晶电视，监视器，蜂窝电话，智能电话等的液晶显示装置 。
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公开(公告)号：US09120968B2
公开(公告)日：2015-09-01
申请号：US14350227
申请日：2013-07-18
Applicant: DIC CORPORATION
Inventor： Masakazu Kaneoya , Kiyofumi Kateuchi , Seiji Funakura , Katsunori Shimada
IPC: C09K19/30 , C09K19/42 , G02B5/20 , C09K19/32 , C09K19/58 , G02F1/1335 , C09K19/04 , C09K19/12 , C09K19/34 , C09K19/52
CPC classification number: C09K19/3066 , C09K19/3068 , C09K19/322 , C09K19/3402 , C09K19/42 , C09K19/582 , C09K2019/0407 , C09K2019/0448 , C09K2019/0466 , C09K2019/122 , C09K2019/123 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3021 , C09K2019/3027 , C09K2019/3036 , C09K2019/3037 , C09K2019/3425 , C09K2019/523 , G02B5/20 , G02B5/201 , G02F1/133512 , G02F1/133514 , G02F1/133516
Abstract: The present invention provides a liquid crystal display device that allows a reduction in a voltage holding ratio (VHR) of a liquid crystal layer and an increase in an ion density (ID) in the liquid crystal layer to be suppressed and thereby addresses issues of faulty display such as white missing pixels, alignment inconsistencies, and burn-in. The liquid crystal display device according to the present invention, having a feature of suppressing the reduction in a voltage holding ratio (VHR) and the increase in an ion density (ID) in a liquid crystal layer and thereby suppressing occurrence of faulty display such as burn-in, is particularly useful as VA-mode and PSVA-mode liquid crystal display devices for active-matrix driving and may be used for liquid crystal display devices such as a liquid crystal TV, a monitor, a mobile phone, and a smart phone.
Abstract translation: 本发明提供一种液晶显示装置，其能够抑制液晶层的电压保持率（VHR）的降低和液晶层的离子密度（ID）的增加，从而解决了故障的问题 显示如白色缺失像素，对齐不一致和老化。 根据本发明的液晶显示装置，具有抑制液晶层中的电压保持率（VHR）的降低和离子密度（ID）的增加的特征，从而抑制诸如 老化对于有源矩阵驱动的VA模式和PSVA模式液晶显示装置是特别有用的，并且可以用于液晶显示装置，例如液晶电视，监视器，移动电话和智能 电话。
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公开(公告)号：US20150232758A1
公开(公告)日：2015-08-20
申请号：US14429299
申请日：2013-06-18
Applicant: DIC CORPORATION
Inventor： Takeshi Kuriyama , Jouji Kawamura , Seiji Funakura , Katsunori Shimada
IPC: C09K19/30 , G02F1/1334 , G02F1/1335 , C09K19/56
CPC classification number: C09K19/3001 , C09K19/54 , C09K19/56 , C09K19/582 , C09K2019/0448 , C09K2019/0466 , C09K2019/122 , C09K2019/123 , C09K2019/124 , C09K2019/3004 , C09K2019/3006 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3019 , C09K2019/3025 , C09K2019/3422 , C09K2019/523 , G02B5/201 , G02F1/1334 , G02F1/133512 , G02F1/133514
Abstract: The present invention provides a liquid crystal display device that prevents a decrease in the voltage holding ratio (VHR) and an increase in the ion density (ID) in the liquid crystal layer, and resolves the problems of display defects, such as white streaks, variations in alignment, and image sticking. Since a liquid crystal display device according to the present invention has a feature of preventing a decrease in the voltage holding ratio (VHR) and an increase in the ion density (ID) in the liquid crystal layer, and suppressing the occurrence of display defects such as image sticking, the liquid crystal display device is particularly useful for active matrix driving liquid crystal display devices with an IPS mode or an FFS mode and can be applied to liquid crystal display devices such as liquid crystal televisions, monitors, cellular phones, and smart phones.
Abstract translation: 本发明提供一种防止液晶层中的电压保持率（VHR）降低和离子密度（ID）增加的液晶显示装置，能够解决白色条纹等显示缺陷的问题， 排列变化，图像粘贴。 由于根据本发明的液晶显示装置具有防止液晶层中的电压保持率（VHR）降低和离子密度（ID）增加的特征，并且抑制了显示缺陷的发生 作为图像粘贴，液晶显示装置对于具有IPS模式或FFS模式的有源矩阵驱动液晶显示装置特别有用，并且可以应用于液晶电视，显示器，蜂窝电话和智能液晶显示装置 手机。
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