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公开(公告)号：US11021436B2
公开(公告)日：2021-06-01
申请号：US16930463
申请日：2020-07-16
发明人： Koromo Shirota , Taichi Shintou , Ai Hayakawa , Tsuyoshi Santo
IPC分类号： C07C211/64 , B41M5/385 , B41M5/39 , B41M5/395 , G02B5/20 , C07C251/30 , G02B5/22
摘要： Provided is, for example, a compound excellent in light fastness and storage stability. The compound is characterized by having a structure represented by the following formula (1) or (2).
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公开(公告)号：US20180275545A1
公开(公告)日：2018-09-27
申请号：US15933150
申请日：2018-03-22
发明人： Akiko Kitao , Ai Hayakawa , Koichi Suzuki , Ryuji Higashi , Taiki Watanabe
IPC分类号： G03G9/09 , C09B26/06 , C09D11/037 , C09B56/20 , G03G9/08
摘要： A pigment dispersion has low viscosity and good dispersion property without depending on pigment species. The pigment dispersion contains a dispersion medium, an organic pigment, and a triazo compound having a specific structure.
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公开(公告)号：US11904621B2
公开(公告)日：2024-02-20
申请号：US16995332
申请日：2020-08-17
发明人： Ai Hayakawa , Koromo Shirota , Taichi Shintou , Tsuyoshi Santo
CPC分类号： B41M5/345 , B41M5/38228 , B41M5/392 , C09B67/0033 , B41M2205/28 , B41M2205/30
摘要： A thermal transfer recording sheet including a substrate and a yellow coloring material layer, a magenta coloring material layer, and a cyan coloring material layer frame-sequentially formed on the substrate, wherein at least one of the yellow coloring material layer, the magenta coloring material layer, and the cyan coloring material layer contains a compound with a specified structure.
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公开(公告)号：US11801703B2
公开(公告)日：2023-10-31
申请号：US16909828
申请日：2020-06-23
发明人： Takeshi Sekiguchi , Akiko Kitao , Ai Hayakawa
CPC分类号： B41M5/392 , B41M5/388 , B41M5/3854 , B41M2205/06 , B41M2205/30 , C09B23/0091 , C09B23/04 , C09B29/0048
摘要： A heat sensitive transfer sheet that achieves high optical density and high light resistance without generating scumming. The heat sensitive sheet has a base material and a coloring material layer formed on the base material, and the coloring material layer includes a compound represented by the following formula (1) and a particular dye compound:
wherein
R11 and R13 each independently represent a hydrogen atom, an alkyl group, an aralkyl group, an unsubstituted aryl group or an aryl group having a substituent; and
R12 and R14 to R18 each independently represent a hydrogen atom or an alkyl group.-
公开(公告)号：US11970438B2
公开(公告)日：2024-04-30
申请号：US17231228
申请日：2021-04-15
发明人： Ai Hayakawa , Koromo Shirota , Taichi Shintou , Tsuyoshi Santo
IPC分类号： C07C309/46 , C07C211/56 , C09D11/037 , G03F7/00 , G03G9/087 , G03G9/09
CPC分类号： C07C309/46 , C07C211/56 , C09D11/037 , G03F7/0007 , G03G9/08784 , G03G9/0906
摘要： There is provided a compound having a structure represented by the following Formula (1),
in Formula (1), R1 and R2 each independently represent a phenyl group having a substituent or an unsubstituted phenyl group, R3 and R4 each independently represent a C2-C12 alkyl group having a substituent or an unsubstituted C2-C12 alkyl group, a cyano group, a trifluoromethyl group, or a halogen atom, R5 and R6 each independently represent a hydrogen atom or an alkyl group, R7 represents a phenyl group having a substituent, an unsubstituted phenyl group, or a heteroaromatic group having a specific structure, and X− represents an anion, and in a case where at least one anionic substituent is included in a molecule, X− may not be present.-
公开(公告)号：US11472962B2
公开(公告)日：2022-10-18
申请号：US16925588
申请日：2020-07-10
发明人： Taichi Shintou , Koromo Shirota , Ai Hayakawa , Tsuyoshi Santo
IPC分类号： C09B55/00 , C09D11/328 , G03F7/00 , G03F7/105 , G03G9/09
摘要： An object of the present invention is to provide a compound exhibiting a cyan color having properties such as high chroma, high light fastness, and high solubility. The compound is represented by the following General Formula (1). In Formula (1), R1 and R2 each independently represent a linear, branched, or cyclic alkyl group having 6 or more and 12 or fewer carbon atoms, R3 represents a 4-alkylphenyl group, a 4-halogenated phenyl group, or a 3-alkoxyphenyl group, R4 represents a linear, branched, or cyclic alkyl group having 1 or more and 8 or fewer carbon atoms, and R5 represents a linear, branched, or cyclic alkyl group having 1 or more and 8 or fewer carbon atoms or a benzyl group.
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公开(公告)号：US20210060995A1
公开(公告)日：2021-03-04
申请号：US16995332
申请日：2020-08-17
发明人： Ai Hayakawa , Koromo Shirota , Taichi Shintou , Tsuyoshi Santo
摘要： A thermal transfer recording sheet including a substrate and a yellow coloring material layer, a magenta coloring material layer, and a cyan coloring material layer frame-sequentially formed on the substrate, wherein at least one of the yellow coloring material layer, the magenta coloring material layer, and the cyan coloring material layer contains a compound with a specified structure.
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公开(公告)号：US20200283633A1
公开(公告)日：2020-09-10
申请号：US16879035
申请日：2020-05-20
发明人： Ai Hayakawa , Masanori Seki , Koromo Shirota , Hajime Muta , Taichi Shintou , Tsuyoshi Santo
摘要： A coloring compound comprises a triphenylmethane structure having specific substituents.
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公开(公告)号：US11958978B2
公开(公告)日：2024-04-16
申请号：US16879035
申请日：2020-05-20
发明人： Ai Hayakawa , Masanori Seki , Koromo Shirota , Hajime Muta , Taichi Shintou , Tsuyoshi Santo
CPC分类号： C09B55/009 , B41M5/3858 , C09B1/201 , C09B11/12 , C09B57/008
摘要： A coloring compound comprises a triphenylmethane structure having specific substituents.
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10.发明申请公开(公告)号：US20210230109A1
公开(公告)日：2021-07-29
申请号：US17231228
申请日：2021-04-15
发明人： Ai Hayakawa , Koromo Shirota , Taichi Shintou , Tsuyoshi Santo
IPC分类号： C07C309/46 , C07C211/56
摘要： There is provided a compound having a structure represented by the following Formula (1), in Formula (1), R1 and R2 each independently represent a phenyl group having a substituent or an unsubstituted phenyl group, R3 and R4 each independently represent a C2-C12 alkyl group having a substituent or an unsubstituted C2-C12 alkyl group, a cyano group, a trifluoromethyl group, or a halogen atom, R5 and R6 each independently represent a hydrogen atom or an alkyl group, R7 represents a phenyl group having a substituent, an unsubstituted phenyl group, or a heteroaromatic group having a specific structure, and X− represents an anion, and in a case where at least one anionic substituent is included in a molecule, X− may not be present.
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