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公开(公告)号：US20230025040A1
公开(公告)日：2023-01-26
申请号：US17804113
申请日：2022-05-26
Applicant: Konica Minolta, Inc.
Inventor： Kazuya ISOBE
Abstract: An electrostatic latent image developing toner includes toner base particles including a binding resin and a colorant. The binding resin is at least one of: a first polymer having a first structural unit represented by a general formula (1) below and a second polymer having a second structural unit represented by a general formula (2) below; and a copolymer having at least one of the first structural unit and the second structural unit. In the general formula (1), R1 represents a hydrogen atom or an alkoxy group having one to three carbon atoms. In the general formula (2), R2 represents a hydrogen atom or an alkyl group having one to three carbon atoms.
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2.发明申请公开(公告)号：US20200298473A1
公开(公告)日：2020-09-24
申请号：US15779710
申请日：2016-10-04
Applicant: KONICA MINOLTA, INC.
Inventor： Masaharu SHIRAISHI , Kazuya ISOBE , Akiko HARA , Kazufumi YAMAZAKI
IPC: B29C64/153 , B33Y10/00 , B33Y30/00 , B33Y70/00 , B29C64/393 , B33Y50/02 , C08L69/00 , C08L23/12 , C08L25/06 , C08L77/02 , C08L23/06 , C08L67/02 , C08L71/12
Abstract: The present invention pertains to a powder material used to manufacture a three-dimensional modeled object by selectively radiating laser light to a thin layer of the powder material including powder particles, forming a modeled object layer obtained by melt-binding of the powder particles, and layering the modeled object layer. The powder particles include a core resin and a shell resin for coating the core resin, the temperature at which the storage modulus G′ of the material constituting the shell resin is 1×106.5 Pa being higher than the temperature at which the storage modulus G′ of the material constituting the core resin is 1×106.5 Pa. The abovementioned powder material, makes it possible to manufacture a three-dimensional modeled object having higher definition.
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3.发明申请公开(公告)号：US20250036037A1
公开(公告)日：2025-01-30
申请号：US18776488
申请日：2024-07-18
Applicant: Konica Minolta, Inc.
Inventor： Shiori TSUDA , Atsushi IIOKA , Kazuya ISOBE , Yukiko NAKAI , Genki WATANABE
Abstract: A toner for developing an electrostatic charge image, the toner including a binder resin in a toner base particle, in which the binder resin includes a polymer having a constituent unit represented by the following general formula (1) and a constituent unit represented by the following general formula (2): where, R1 represents a hydrogen atom or a methyl group, and R2 represents a hydrocarbon group having 6 or more and 12 or less carbon atoms and having an alicyclic structure, and where, R3 represents a hydrogen atom or a methyl group, and R4 represents a linear or branched hydrocarbon group having 8 or more and 18 or less carbon atoms.
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4.发明申请公开(公告)号：US20180065324A1
公开(公告)日：2018-03-08
申请号：US15569337
申请日：2016-05-11
Applicant: Konica Minolta, Inc.
Inventor： Kazuya ISOBE , Shigeki TAKENOUCHI
CPC classification number: B29C67/04 , B22F1/00 , B22F1/0011 , B22F1/0018 , B22F1/0059 , B22F1/0096 , B22F3/008 , B22F3/1055 , B22F2003/1052 , B22F2998/00 , B22F2999/00 , B33Y10/00 , B33Y30/00 , B33Y70/00 , B82Y30/00 , Y02P10/295
Abstract: The objective of the present invention is to provide a powder material for a powder bed fusion method, said powder material making it possible to easily sinter or fuse metal particles included in the powder material using a low-energy laser regardless of the material constituting the powder material. The powder material is used in the production of a three-dimensional molded article by selectively irradiating a thin layer of the powder material, which includes metal particles, with a laser light, forming molded article layers formed by sintering or fusing the metal particles, and laminating the molded article layers. The powder material includes porous metal particles formed by binding metal nanoparticles with a binder, and the BET specific surface area of the powder material is 5.0×106−1.1×108 (m2/m3), inclusive.
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Patent Agency Ranking
5.发明申请公开(公告)号：US20190308369A1
公开(公告)日：2019-10-10
申请号：US16348298
申请日：2017-08-31
Applicant: KONICA MINOLTA, INC.
Inventor： Masaharu SHIRAISHI , Kazuya ISOBE , Kazufumi YAMAZAKI
IPC: B29C64/153 , B29C64/268
Abstract: A method for manufacturing a three-dimensionally shaped object includes: forming a thin layer of a powder material containing core-shell type resin particles containing a core resin and a shell resin with a storage elastic modulus G′ of 1×108.0 Pa or more at a temperature Tc(7.0) at which the storage elastic modulus G′ of the core resin is 1×107.0 Pa; selectively irradiating the formed thin layer with laser light to form a shaped object layer in which the resin particles contained in the powder material are sintered or fused; and a step of performing the step of forming the thin layer and the step of forming the shaped object layer in this order a plurality of times to laminate the shaped object layer. In the forming of the shaped object layer, a surface temperature of the thin layer is higher than Tc(7.0).
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6.发明申请公开(公告)号：US20160155574A1
公开(公告)日：2016-06-02
申请号：US14900227
申请日：2014-06-19
Applicant: KONICA MINOLTA, INC.
Inventor： Takayuki ISHIKAWA , Kazuya ISOBE
CPC classification number: H01G9/2018 , C09B5/62 , C09B23/005 , C09B23/0058 , C09B23/0066 , C09B23/04 , C09B23/105 , C09B23/145 , C09B23/148 , C09B57/00 , C09B57/008 , H01G9/2059 , H01G9/2081 , H01L27/301 , H01L51/0036 , H01L51/0061 , H01L51/0064 , H01L51/0068 , H01L51/4226
Abstract: Provided are a photoelectric conversion element module in which sufficient power generation performance can be obtained, and a method for manufacturing the photoelectric conversion element module. A photoelectric conversion element module obtained by electrically connecting two or more photoelectric conversion elements obtained by stacking a substrate, a first electrode, a photoelectric conversion layer containing a semiconductor and a sensitizing dye, a hole transportation layer having a conductive polymer, and a second electrode in the sequence listed, in which the hole transportation layer is formed by bringing the photoelectric conversion layer into contact with a conductive polymer precursor and then irradiating the sensitizing dye with light in the presence of an oxidizer, whereby the conductive polymer precursor is polymerized.
Abstract translation: 提供了能够获得足够的发电性能的光电转换元件模块，以及制造光电转换元件模块的方法。 电子连接通过层叠基板，第一电极，含有半导体的光电转换层和敏化染料得到的两个以上的光电转换元件，具有导电性聚合物的空穴传输层和第二电极而获得的光电转换元件模块 按照列出的顺序，其中通过使光电转换层与导电聚合物前体接触形成空穴传输层，然后在氧化剂存在下用光照射敏化染料，由此导电聚合物前体聚合。
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公开(公告)号：US20250130514A1
公开(公告)日：2025-04-24
申请号：US18919597
申请日：2024-10-18
Applicant: KONICA MINOLTA, INC.
Inventor： Atsushi IIOKA , Kazuya ISOBE , Yukiko NAKAI , Shiori TSUDA , Genki WATANABE
IPC: G03G9/087
Abstract: Disclosed is an electrostatic charge image developing toner including a toner base particle containing a binder resin and a colorant. The electrostatic charge image developing toner contains, as the binder resin, a polymer having at least a structural unit represented by a general formula (1), and a concentration of radiocarbon isotope 14C is 21.5 pMC or more, and in the general formula (1), R1 represents a hydrogen atom or a methyl group, and R2 represents an alicyclic hydrocarbon group having 6 to 12 carbon atoms.
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8.发明公开公开(公告)号：US20240219855A1
公开(公告)日：2024-07-04
申请号：US18493077
申请日：2023-10-24
Applicant: Konica Minolta, Inc.
Inventor： Kazuya ISOBE
CPC classification number: G03G9/08755 , G03G9/0806
Abstract: A toner for electrostatic charge image development includes toner particles. The toner particles contain a polymer having a structural unit represented by the general expression (1):
and a release agent. In the general expression (1), R1 represents a hydrogen atom or an alkyl group having 1 to 3 carbon atoms. R2 and R3 each independently represents a hydrogen atom, an alkyl group having 1 to 3 carbon atoms, or an alkoxy group.-
公开(公告)号：US20210187838A1
公开(公告)日：2021-06-24
申请号：US16769502
申请日：2018-12-06
Applicant: Konica Minolta, Inc.
Inventor： Kazuya ISOBE
IPC: B29C64/165 , C08L67/02 , C08L23/12 , B29C64/264 , B29C64/112 , B33Y10/00 , B33Y70/10
Abstract: The present invention addresses the problem of providing a powder material that has good wettability with respect to an aqueous solvent and that can be applied to a method for producing a three-dimensional molded object in which a bonding fluid and a peeling fluid are applied. In order to solve the abovementioned problem, a powder material according to the present invention is used in a method for a producing a three-dimensional molded object that includes formation of a thin layer containing the powder material, application of a bonding fluid containing an aqueous solvent and an energy-absorbing agent to the thin layer, and irradiation of the thin layer with energy. The powder material contains molding particles comprising: resin particles containing a thermoplastic resin; and an organic resin layer that is arranged around the resin particles and that contains an organic resin having a surface tension of 30-45 mN/m.
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