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    • 1. 发明专利
    • Method for manufacturing electrochromic display device and electrochromic display device
    • 制造电致发光显示装置和电致发光显示装置的方法
    • JP2013210581A
    • 2013-10-10
    • JP2012082240
    • 2012-03-30
    • Ricoh Co Ltd株式会社リコー
    • UCHIJO SADAHISAYASHIRO TORUHIRANO SHIGENOBUOKADA YOSHITOMOKIM SEOK-CHANFUJIMURA HIROSHITAKAHASHI HIROYUKITSUJI KAZUAKI
    • G02F1/15G09F9/00G09F9/30G09F9/46
    • G02F1/155Y10T29/49117
    • PROBLEM TO BE SOLVED: To provide an electrochromic display device with low drive voltage and excellent display quality.SOLUTION: A method for manufacturing an electrochromic display device has processes of: forming one display electrode 11 on a display substrate 10; forming one electrochromic layer 12 on the one display electrode; forming an insulation layer 13 on the one electrochromic layer; applying fine particles 60 with predetermined particle diameters on the insulation layer to be adhered; forming a transparent conductive film 14tf after applying the fine particles; removing the transparent conductive film adhered to the surface of the fine particles by removing the fine particles to form another display electrode 14a having fine through holes at a position to which the fine particles are adhered; forming another electrochromic layer on the other display electrode; bonding the display substrate on which the other electrochromic layer is formed to a counter substrate on which a counter electrode is formed by making the other electrochromic layer face the counter electrode via an electrolyte.
    • 要解决的问题:提供一种具有低驱动电压和优异显示质量的电致变色显示装置。解决方案:一种用于制造电致变色显示装置的方法具有以下过程:在显示基板10上形成一个显示电极11; 在一个显示电极上形成一个电致变色层12; 在一个电致变色层上形成绝缘层13; 将具有预定粒径的细颗粒60施加到待粘合的绝缘层上; 在施加微粒之后形成透明导电膜14tf; 通过除去微细颗粒去除附着在细颗粒表面上的透明导电膜,以形成在微粒附着位置上具有细孔的另一显示电极14a; 在另一个显示电极上形成另一个电致变色层; 通过使另一个电致变色层经由电解质面对对电极,将形成有其他电致变色层的显示基板与形成有对电极的对置基板接合。
    • 2. 发明专利
    • Electrochromic display element
    • 电子显示元件
    • JP2012123055A
    • 2012-06-28
    • JP2010271718
    • 2010-12-06
    • Ricoh Co Ltd株式会社リコー
    • FUJIMURA HIROSHIYASHIRO TORUHIRANO SHIGENOBUTAKAHASHI HIROYUKIUCHIJO SADAHISAMURAKAMI AKISHIGEOKADA YOSHITOMO
    • G02F1/15C09K9/02
    • PROBLEM TO BE SOLVED: To provide an electrochromic display element achieving both of responsiveness to color development/decoloring and reduction in blurring of an image.SOLUTION: The electrochromic display element (10) includes a display substrate (11), display electrodes (13a, 13b), a counter substrate (12), a counter electrode (15), electrochromic layers (14a, 14b) disposed in contact with faces in the counter electrode side of the display electrodes, and an electrolyte layer interposed between the display electrodes and the counter electrode. The electrolyte layer is formed of a liquid crystalline electrolyte (20) comprising a mixture of a low molecular weight liquid crystal compound and salts having a hexafluoro phosphoric acid ion as a counter anion.
    • 要解决的问题:提供一种实现对显色/脱色的响应性以及减少图像模糊的电致变色显示元件。 电致变色显示元件(10)包括显示基板(11),显示电极(13a,13b),对置基板(12),对电极(15),电色层(14a,14b) 与显示电极的对置电极侧的面接触,以及介于显示电极与对电极之间的电解质层。 电解质层由包含低分子量液晶化合物和具有作为抗衡阴离子的六氟磷酸离子的盐的混合物的液晶电解质(20)形成。 版权所有(C)2012,JPO&INPIT
    • 6. 发明专利
    • Electrochromic display element, display device and driving method
    • 电子显示元件,显示器件和驱动方法
    • JP2013011851A
    • 2013-01-17
    • JP2012039801
    • 2012-02-27
    • Ricoh Co Ltd株式会社リコー
    • TAKAHASHI HIROYUKIYASHIRO TORUFUJIMURA HIROSHIMURAKAMI AKISHIGEHIRANO SHIGENOBUUCHIJO SADAHISAOKADA YOSHITOMOTSUJI KAZUAKIKIM SEOK-CHAN
    • G02F1/155G02F1/163G09F9/30G09G3/20G09G3/38
    • G02F1/155G02F1/157G02F1/163G02F2001/1552G02F2201/16G02F2201/34G09G3/38G09G2300/08G09G2310/0251
    • PROBLEM TO BE SOLVED: To provide an electrochromic display element capable of producing a superior display quality without remaining any color, and to provide a display device and a driving method using the same.SOLUTION: An electrochromic display element includes: at least a display substrate 1b; a display electrode 1 provided on the display substrate 1b; an electrochromic layer 3 provided on the display electrode 1; a counter substrate 2b; a plurality of counter electrodes 2 that is provided on the counter substrate 2b and is arranged opposite to the display electrode 1; and an electrolyte layer 4 provided so as to be held between the display electrode 1 and the plurality of counter electrodes 2. The electrochromic display element further includes a clear electrode 5 as a third electrode in which the clear electrode is arranged between the display electrode 1 and the plurality of counter electrodes 2 and is arranged to sandwich the electrochromic layer 3 with the display electrode 1 such that a voltage can be applied between the clear electrode 5 and the display electrode 1.
    • 要解决的问题:提供能够产生优异的显示质量而不残留任何颜色的电致变色显示元件,并提供使用该电致变色显示元件的显示装置和使用该电致变色显示元件的驱动方法。 电致变色显示元件包括:至少显示基板1b; 设置在显示基板1b上的显示电极1; 设置在显示电极1上的电致变色层3; 对置基板2b; 设置在对置基板2b上并与显示电极1相对配置的多个对置电极2; 以及电解质层4,其被设置为保持在显示电极1和多个对置电极2之间。电致变色显示元件还包括作为第三电极的透明电极5,其中透明电极布置在显示电极1 和多个对置电极2,并且布置成将电致变色层3与显示电极1夹在一起,使得可以在透明电极5和显示电极1之间施加电压。版权所有:(C)2013,JPO&INPIT
    • 7. 发明专利
    • Ion conductor and electrochromic display device
    • 离子导体和电致变色显示装置
    • JP2012141584A
    • 2012-07-26
    • JP2011245726
    • 2011-11-09
    • Ricoh Co Ltd株式会社リコー
    • YASHIRO TORUHIRANO SHIGENOBUFUJIMURA HIROSHIUCHIJO SADAHISAOKADA YOSHITOMOTAKAHASHI HIROYUKIMURAKAMI AKISHIGE
    • G02F1/15G09F9/30
    • G02F1/1525G02F1/15
    • PROBLEM TO BE SOLVED: To provide an ion conductor, which is useful as an electrolyte layer of an electrochromic display device and in which impedance can be controlled by an applied voltage (ion mobility is variable), and to provide an electrochromic display device using the ion conductor, the device having low volatility and high reliability, fast response of coloring and decoloring, and an excellent memory property.SOLUTION: The ion conductor comprises a mixture of an electrolyte comprising a salt having at least an inorganic or organic pair of positive and negative ions, and a low-molecular liquid crystal material. The impedance of the ion conductor measured by an AC impedance method varies in accordance with an increase of a voltage applied to the conductor due to an alignment response of the low-molecular liquid crystal material.
    • 解决的问题:提供一种用作电致变色显示装置的电解质层的离子导体,其中阻抗可通过施加的电压(离子迁移率可变)进行控制,并提供电致变色显示 使用离子导体的器件,具有低挥发性和高可靠性的装置,着色和脱色的响应快,记忆性优异。 解决方案:离子导体包括电解质的混合物,其包含至少具有无机或有机对正离子和负离子的盐和低分子液晶材料。 通过AC阻抗法测量的离子导体的阻抗根据由于低分子液晶材料的取向响应而施加到导体的电压的增加而变化。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Electrochromic device and manufacturing method thereof
    • 电致发光器件及其制造方法
    • JP2014112183A
    • 2014-06-19
    • JP2013085526
    • 2013-04-16
    • Ricoh Co Ltd株式会社リコー
    • YUTANI KEIICHIROYASHIRO TORUUCHIJO SADAHISAHIRANO SHIGENOBUKIM SEOK-CHANFUJIMURA HIROSHITSUJI KAZUAKITAKAHASHI HIROYUKIOKADA YOSHITOMOHORIUCHI TAMOTSU
    • G02F1/15G02F1/161G09F9/30
    • PROBLEM TO BE SOLVED: To provide an electrochromic device that can be produced without a lamination process, and a manufacturing method thereof.SOLUTION: An electrochromic device includes: a first electrode layer 12; a second electrode layer 15 formed so as to face the first electrode layer; an electrochromic layer 13 formed so as to make contact with the first electrode layer; a degradation prevention layer 16 formed so as to make contact with the second electrode layer and to prevent degradation of the second electrode layer; and an electrolyte 14 filled between the first electrode layer and the second electrode layer and formed so as to make contact with the electrochromic layer and the degradation prevention layer. A through hole is formed at least in one electrode layer of the first electrode layer and the second electrode layer. The electrochromic layer or the degradation prevention layer formed on the electrode layer having the through hole is formed on an outer surface of the electrode layer having the through hole. A support medium 11 is formed only on one outer surface side of one of the first electrode layer and the second electrode layer.
    • 要解决的问题:提供一种可以在没有层压工艺的情况下制造的电致变色装置及其制造方法。电致变色装置包括:第一电极层12; 形成为与第一电极层相对的第二电极层15; 形成为与第一电极层接触的电致变色层13; 形成为与第二电极层接触并防止第二电极层劣化的防劣化层16; 以及填充在第一电极层和第二电极层之间并且形成为与电致变色层和降解防止层接触的电解质14。 至少在第一电极层和第二电极层的一个电极层中形成通孔。 形成在具有通孔的电极层上形成的电致变色层或降解防止层形成在具有通孔的电极层的外表面上。 支撑介质11仅形成在第一电极层和第二电极层之一的一个外表面侧上。
    • 10. 发明专利
    • Electrochromic display element
    • 电子显示元件
    • JP2014077950A
    • 2014-05-01
    • JP2012226707
    • 2012-10-12
    • Ricoh Co Ltd株式会社リコー
    • KIM SEOK-CHANYASHIRO TORUTAKAHASHI HIROYUKIFUJIMURA HIROSHIHIRANO SHIGENOBUUCHIJO SADAHISAOKADA YOSHITOMOTSUJI KAZUAKI
    • G02F1/15G09F9/30
    • PROBLEM TO BE SOLVED: To provide an electrochromic display element showing little changes in white reflectance in a white reflection layer even when the white reflection layer is disposed and configured to be in contact with an electrolyte layer.SOLUTION: The electrochromic display element includes a display electrode, a counter electrode disposed as spaced from the display electrode, an electrochromic layer disposed in contact with the display electrode, and an electrolyte layer containing an electrolyte material disposed between the above electrodes. A white reflection layer is disposed between the electrochromic layer and the counter electrode. The white reflection layer includes: fine particles (A) having a core-shell structure formed of at least two materials having different refractive indices from each other; and metal oxide fine particles (B); in which a volume content ratio of the fine particles having the core-shell structure [(A)/((A)+(B))]×100 ranges from 15% to 80%.
    • 要解决的问题:即使在将白色反射层配置成与电解质层接触的情况下,也可以提供白色反射层的白色反射率几何变化的电致变色显示元件。解决方案:电致变色显示元件包括显示器 电极,与显示电极间隔设置的对电极,与显示电极接触设置的电致变色层,以及包含设置在上述电极之间的电解质材料的电解质层。 在电致变色层和对电极之间设置白色反射层。 白色反射层包括:具有由彼此具有不同折射率的至少两种材料形成的芯 - 壳结构的细颗粒(A); 和金属氧化物微粒(B); 核 - 壳结构[(A)/((A)+(B))]×100的微粒的体积含有率为15〜80%。