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公开(公告)号：US10526500B2
公开(公告)日：2020-01-07
申请号：US15532406
申请日：2015-11-30
发明人： Shotaro Watanabe , Takuya Sonoyama
IPC分类号： C09D11/50 , C09D11/033 , C09D11/106 , C09D11/36 , C09D11/38 , C09D11/52 , C09K11/02 , C09K11/06 , H01L51/00 , H01L51/50 , G02B5/20 , C09K11/66
摘要： A film-forming ink includes a film-forming material and a liquid medium in which the film-forming material is dissolved or dispersed. The liquid medium contains a first component which has a viscosity of less than 20 cp and a second component which has a boiling point at an atmospheric pressure within a range of ±30° C. relative to the boiling point at an atmospheric pressure of the first component and has a viscosity of 20 cp or more, and the second component is contained in an amount of 20 parts by weight or more and 500 parts by weight or less with respect to 100 parts by weight of the first component.
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2.发明授权Organic EL element manufacturing method, organic EL apparatus, and electronic equipment 有权有机EL元件制造方法，有机EL器件和电子设备公开(公告)号：US09093400B2
公开(公告)日：2015-07-28
申请号：US14504989
申请日：2014-10-02
发明人： Shotaro Watanabe , Masahiro Uchida
CPC分类号： H01L51/5012 , H01L27/3246 , H01L51/0004 , H01L51/0054 , H01L51/5056 , H01L51/5088 , H01L51/56
摘要： An organic EL element manufacturing method includes coating ink which contains a functional layer forming material in a coating region which is configured by a pixel electrode and a partition wall which surrounds a periphery of the pixel electrode, where, in the coating ink, the ink is coated so as to satisfy the following expressions (1) to (3) in a case where a contact angle of the ink with respect to the side surface of the partition wall is set to θbc and a contact angle with respect to a surface of the coating region where the ink is coated is set to θlc. θbc≦θlc (1) θbc≦5° (2) θlc≦20° (3)
摘要翻译： 一种有机EL元件制造方法包括在由像素电极和围绕像素电极的周围的分隔壁构成的涂布区域中涂布含有功能层形成材料的油墨，涂布油墨中的油墨为 在油墨相对于分隔壁的侧面的接触角被设定为＆amp; bc和相对于表面的接触角的情况下，涂覆以满足以下表达式（1）至（3） 涂覆油墨的涂层区域设定为lc。 ＆thetas; bc＆nlE;＆thetas; lc（1）＆thetas; bc＆nlE; 5°（2）＆thetas; lc＆nlE; 20°（3）
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公开(公告)号：US10125282B2
公开(公告)日：2018-11-13
申请号：US15348427
申请日：2016-11-10
发明人： Shotaro Watanabe
IPC分类号： C09D11/033 , C09D11/36 , C09D11/02 , H01L51/00 , H01L51/50
摘要： An ink composition contains a solid component, a hydrophobic solvent A, a hydrophilic solvent B, and an amphiphilic solvent C, wherein the solvent C is an alcohol having 8 or more carbon atoms.
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公开(公告)号：US10079342B2
公开(公告)日：2018-09-18
申请号：US15556583
申请日：2016-02-25
CPC分类号： H01L51/0005 , C09D11/36 , C09D11/52 , H01L27/3211 , H01L51/0007 , H01L51/005 , H01L51/0059 , H01L51/5012 , H01L51/5056 , H01L51/5088 , H01L51/5271 , H01L51/56 , H05B33/10
摘要： A functional layer forming composition is capable of obtaining a stable film forming property when a liquid phase process is used. A method produces a functional layer forming composition. A method produces an organic EL element. An organic EL device and an electronic apparatus are also described. A functional layer forming composition is used when at least one layer in a functional layer containing an organic material is formed by a liquid phase process, and is characterized in that the composition includes a solid component for forming a functional layer, a first aromatic solvent having an electron withdrawing group, and a second aromatic solvent having an electron donating group, and the boiling point of the second aromatic solvent is higher than the boiling point of the first aromatic solvent.
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公开(公告)号：US10050198B2
公开(公告)日：2018-08-14
申请号：US15556583
申请日：2016-02-25
摘要： A functional layer forming composition is capable of obtaining a stable film forming property when a liquid phase process is used. A method produces a functional layer forming composition. A method produces an organic EL element. An organic EL device and an electronic apparatus are also described. A functional layer forming composition is used when at least one layer in a functional layer containing an organic material is formed by a liquid phase process, and is characterized in that the composition includes a solid component for forming a functional layer, a first aromatic solvent having an electron withdrawing group, and a second aromatic solvent having an electron donating group, and the boiling point of the second aromatic solvent is higher than the boiling point of the first aromatic solvent.
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6.发明授权Function layer ink, method for manufacturing light-emitting element, light-emitting device, and electronic apparatus 有权功能层油墨，发光元件的制造方法，发光元件及电子设备公开(公告)号：US09508935B2
公开(公告)日：2016-11-29
申请号：US13800082
申请日：2013-03-13
发明人： Shotaro Watanabe
CPC分类号： H01L51/0037 , C09D11/36 , H01L51/0005 , H01L51/0007
摘要： A function layer ink used for forming a function layer by a liquid coating process contains a function layer material containing a macromolecular material or a low-molecular-weight material, and a mixed solvent containing solvent A and solvent B. Solvent A has a viscosity in the range of 0.01 to 0.05 Pa·s, and solvent B has a viscosity of less than 0.01 Pa·s and a lower boiling point than solvent A. The mixed solvent has a viscosity of less than 0.02 Pa·s and a boiling point in the range of 200 to 350° C., and contains 0.1% to 10% by weight of solvent A.
摘要翻译： 用于通过液体涂布法形成功能层的功能层油墨包含含有高分子材料或低分子量材料的功能层材料和含有溶剂A和溶剂B的混合溶剂。溶剂A的粘度 范围为0.01〜0.05Pa·s，溶剂B的粘度小于0.01Pa·s，沸点低于溶剂A.混合溶剂的粘度小于0.02Pa·s，沸点为 范围为200〜350℃，含有0.1〜10重量％的溶剂A.
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公开(公告)号：US10557046B2
公开(公告)日：2020-02-11
申请号：US15531904
申请日：2015-11-30
发明人： Takuya Sonoyama , Koji Imamura , Shotaro Watanabe
IPC分类号： C09D11/03 , C09D11/50 , C09D11/106 , C09D11/36 , C09D11/38 , C09D11/52 , H01L51/00 , G02B5/20 , C09D11/033 , H05B33/22 , H01L51/50 , H05B33/10 , B05D7/24 , H05B33/12 , C09D11/102 , C09D11/30 , C23C14/06 , H01L27/32 , H01L51/56
摘要： To provide a film-forming ink and a film formation method, capable of making the dimensional accuracy of a film to be formed excellent by increasing the apparent liquid droplet amount of a film-forming ink to be supplied as a liquid droplet into an opening part included in a partition wall, and also to provide a device with a film and an electronic apparatus, each of which has a film formed using the film formation method. A film-forming ink of the invention includes a film-forming material and a liquid medium in which the film-forming material is dissolved or dispersed, wherein the liquid medium contains a first component which has a boiling point at an atmospheric pressure of 200° C. or higher and a second component which has a boiling point at an atmospheric pressure lower than the first component.
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公开(公告)号：US10184056B2
公开(公告)日：2019-01-22
申请号：US14077955
申请日：2013-11-12
发明人： Takuya Sonoyama , Shotaro Watanabe
摘要： An ink for forming a functional layer includes a first component that contains at least one kind of aromatic solvent of which a boiling point is higher than or equal to 250° C. and lower than or equal to 350° C., a second component that contains at least one kind of aliphatic solvent of which a boiling point is higher than or equal to 200° C., and a third component for forming a positive hole injection layer, in which a solubility of the third component in the first component is higher than the solubility of the third component in the second component, a mixing ratio of the second component is 30 vol %, the boiling point of the first component is higher than the boiling point of the second component, and a difference between the boiling points thereof is higher than or equal to 30° C.
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公开(公告)号：US09653685B2
公开(公告)日：2017-05-16
申请号：US14663055
申请日：2015-03-19
发明人： Shotaro Watanabe
CPC分类号： H01L51/0007 , C09D11/30 , C09D11/36 , C09D11/52 , H01L27/3211 , H01L51/0005 , H01L51/5012 , H01L51/5016 , H01L51/5056 , H01L51/5088 , H01L51/5271
摘要： The ink for functional layer formation includes a first component that is a solute; and a second component with a boiling point of 280° C. or higher and 350° C. or lower, is a good solvent, and is at least one type selected from a group consisting of an aromatic hydrocarbon including at least two aromatic rings, aromatic glycol ether, aliphatic glycol ether, aliphatic acetate, and aliphatic ester.
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10.发明授权公开(公告)号：US09647211B2
公开(公告)日：2017-05-09
申请号：US14471811
申请日：2014-08-28
发明人： Shotaro Watanabe , Yuta Okawa
CPC分类号： H01L51/0007 , C09D11/30 , C09D11/50 , C09D11/52 , C09K11/06 , H01L51/5012 , H01L51/5056 , H01L51/5088
摘要： A method of manufacturing an ink for forming a functional layer includes: dispersing a mixture in which a low molecular material and a high molecular material are mixed in a poor solvent; and dissolving the mixture by adding a good solvent to the poor solvent in which the mixture is dispersed, in which a volume ratio of the poor solvent is from 10% to 70% with respect to the total volume in which the good solvent is added to the poor solvent and the poor solvent and the good solvent can be mixed.
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