公开(公告)号：US11186769B2

公开(公告)日：2021-11-30

申请号：US16442612

申请日：2019-06-17

Applicant: FUJIFILM Corporation

Inventor： Yoshinori Kanazawa ,  Kousuke Watanabe ,  Kouitsu Sasaki ,  Kazuhei Kaneko

IPC: C09K11/06 ,  C09K11/02 ,  H01L33/50 ,  C08K5/55 ,  H05B33/14 ,  H01L51/50 ,  C08L101/00 ,  G02B5/20 ,  H05B33/12

Abstract: An object of the present invention is to provide a wavelength conversion luminescent resin composition that exhibits a high quantum yield, a wavelength conversion member, and a light-emitting element; as well as a method for producing the wavelength conversion luminescent resin composition that exhibits a high quantum yield. The present invention provides a wavelength conversion luminescent resin composition that contains at least one compound represented by Formula (1) and a resin. The substituents in the formula are as defined in the present specification.

公开(公告)号：US20200018765A1

公开(公告)日：2020-01-16

申请号：US16584079

申请日：2019-09-26

Applicant: FUJIFILM Corporation

Inventor： Hiroyuki Chiku ,  Tomoaki Yoshioka ,  Kousuke Watanabe ,  Kazuhiro Hamada ,  Kouitsu Sasaki

IPC: G01N33/58 ,  C07F5/02 ,  C09K11/06

Abstract: An object of the present invention is to provide a kit and a method which are capable of measuring a measurement target substance in a biological sample with high precision in a measurement range from a low concentration range to a high concentration range. According to the present invention, there is provided a kit for measuring a measurement target substance in a biological sample, including a labeled particle having a first binding substance capable of binding to a measurement target substance in a biological sample, and a substrate having a second binding substance capable of binding to any one of the measurement target substance or the first binding substance, in which the labeled particle is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle. Each symbol in Formula (1) has the meaning described in the present specification.

公开(公告)号：US09614165B2

公开(公告)日：2017-04-04

申请号：US14740827

申请日：2015-06-16

Applicant: FUJIFILM Corporation

Inventor： Kousuke Watanabe ,  Kouitsu Sasaki ,  Katsumi Kobayashi

IPC: H01L51/00 ,  C09B62/343 ,  H01G9/20 ,  C09B62/355 ,  C09B62/36 ,  C09B62/20 ,  C07D401/14 ,  C07D213/79 ,  C07D231/38 ,  C07D401/04 ,  C07D409/04 ,  C07D409/14 ,  C07D417/14 ,  C07D213/55 ,  C09B57/10 ,  C09B23/01 ,  C09B23/04 ,  C09B23/10 ,  C09B29/01 ,  C09B29/036 ,  C09B29/12 ,  C09B57/00 ,  C07F15/00 ,  H01M14/00 ,  C09B45/14 ,  C09B45/22 ,  C09B55/00

CPC classification number: H01L51/0086 ,  C07D213/55 ,  C07D213/79 ,  C07D231/38 ,  C07D401/04 ,  C07D401/14 ,  C07D409/04 ,  C07D409/14 ,  C07D417/14 ,  C07F15/0053 ,  C09B23/0025 ,  C09B23/005 ,  C09B23/0058 ,  C09B23/0066 ,  C09B23/04 ,  C09B23/105 ,  C09B29/0003 ,  C09B29/0037 ,  C09B29/12 ,  C09B45/14 ,  C09B45/22 ,  C09B55/00 ,  C09B57/007 ,  C09B57/10 ,  C09B62/205 ,  C09B62/3435 ,  C09B62/355 ,  C09B62/365 ,  H01G9/2031 ,  H01G9/2059 ,  H01M14/005 ,  Y02E10/542 ,  Y02E10/549 ,  Y02P70/521

Abstract: A photoelectric conversion element including a photoconductor layer, wherein the photoconductor layer contains semiconductor fine particles carrying a metal complex dye of Formula (I); a metal complex dye, a dye solution, a dye-adsorbed electrode, a dye-sensitized solar cell, and a method for producing the solar cell: M(LD)(LA)·(CI)   Formula (I) wherein M represents a metal ion; LD represents a tridentate ligand of formulas (DL-1) to (DL-4); LA represents a specific tridentate ligand; and CI represents a counter ion: Y1 and Y2 represent an oxygen, sulfur, nitrogen, or phosphorus atom; AD and BD represent a hydrocarbon or hetero ring; L represents a linking group of formulas (L-1) to (L-4); and Ra and Rb represent a substituent, X represents a nitrogen or carbon atom; CD represents hetero ring; T represents —O—, —S—, —NRL2— or —PRL3; RL1 to RL3 represent a hydrogen atom or a substituent; and Alk represents an alkylene group.

公开(公告)号：US11988667B2

公开(公告)日：2024-05-21

申请号：US17105638

申请日：2020-11-27

Applicant: FUJIFILM Corporation

Inventor： Hiyoku Nakata ,  Kousuke Watanabe ,  Akihiro Asakura ,  Keiko Makita ,  Yoshinori Kanazawa ,  Kazuhei Kaneko

IPC: C09K11/06 ,  C09B23/06 ,  G01N21/64 ,  G01N33/58

CPC classification number: G01N33/582 ,  C09B23/06 ,  C09K11/06 ,  G01N21/6428 ,  C09K2211/1029 ,  G01N2021/6439

Abstract: Provided are any one of the following fluorescent compounds and a fluorescent labeled biological substance having this fluorescent compound.






X represents CR5 or N, and R1 to R7, Q1, Q2, L1, and L2 each represent a specific group.
a ring β1 and a ring β2 are a 5- to 8-membered ring,
At least one of R1 to R7, L1, L2, Q1, or Q2 has a specific hydrophilic group.




However, in a case where the ring β1 and the ring β2 are a 6-membered ring, and L1 and L2 are an arylene group, R5 is not an aryl group substituted with a linear alkyl group having 18 or more carbon atoms. In addition to the regulation of the ring β1, the ring β2, L1, and L2, in a case where R5 has a substituent having a dipyrromethene boron complex structure, the dipyrromethene boron complex structure has a structure in which a dipyrromethene skeleton is coordinately bonded to a boron atom in the tridentate or tetradentate coordination.

公开(公告)号：US11821896B2

公开(公告)日：2023-11-21

申请号：US16585306

申请日：2019-09-27

Applicant: FUJIFILM Corporation

Inventor： Hiroyuki Chiku ,  Kousuke Watanabe ,  Kazuhei Kaneko ,  Kazuhiro Hamada ,  Kouitsu Sasaki ,  Tomoaki Yoshioka ,  Naoyuki Hanaki

IPC: G01N33/533 ,  C07D209/90 ,  G01N21/64

CPC classification number: G01N33/533 ,  C07D209/90 ,  G01N21/6428

Abstract: An object of the present invention is to provide a kit and a method which are capable of measuring a measurement target substance in a biological sample with high precision in a measurement range from a low concentration range to a high concentration range. According to the present invention, there is provided a kit for measuring a measurement target substance in a biological sample, including a labeled particle having a first binding substance capable of binding to a measurement target substance in a biological sample, and a substrate having a second binding substance capable of binding to any one of the measurement target substance or the first binding substance, in which the labeled particle is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle.




Each symbol in Formula (1) has the meaning described in the present specification.

公开(公告)号：US11674954B2

公开(公告)日：2023-06-13

申请号：US16585231

申请日：2019-09-27

Applicant: FUJIFILM Corporation

Inventor： Hiroyuki Chiku ,  Kousuke Watanabe ,  Kazuhei Kaneko ,  Kazuhiro Hamada ,  Kouitsu Sasaki ,  Tomoaki Yoshioka ,  Naoyuki Hanaki

IPC: C07F5/00 ,  G01N33/52 ,  G01N33/543 ,  C07F5/02 ,  C09K11/06 ,  G01N21/76

CPC classification number: G01N33/54306 ,  C07F5/022 ,  C09K11/06 ,  G01N21/76 ,  C09K2211/1007 ,  C09K2211/1018

Abstract: An object of the present invention is to provide a kit and a method capable of achieving high-precision measurement of a measurement target substance in a biological sample in a wide concentration range from a low concentration to a high concentration. According to the present invention, there is provided a kit for measuring a measurement target substance in a biological sample, the kit including: a labeled particle having a first binding substance capable of binding to the measurement target substance in a biological sample and having a first blocking agent; and a substrate having a second binding substance capable of binding to any one of the measurement target substance or the first binding substance and having a second blocking agent, in which the labeled particle is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle, and the first blocking agent and the second blocking agent are different from each other.




Each symbol in Formula (1) has the meaning described in the present specification.

公开(公告)号：US11519860B2

公开(公告)日：2022-12-06

申请号：US16585406

申请日：2019-09-27

Applicant: FUJIFILM Corporation

Inventor： Hiroyuki Chiku ,  Tomoaki Yoshioka ,  Kousuke Watanabe ,  Kazuhiro Hamada ,  Kouitsu Sasaki

IPC: G01N21/64 ,  G01N33/543 ,  C07F5/02

Abstract: An object of the present invention is to provide a kit, a method, and a reagent which prevent the problem of false positive due to nonspecific adsorption, suppress the increase in noise to be generated, and are capable of achieving high-precision measurement of a measurement target substance in a wide concentration range from a low concentration to a high concentration. According to the present invention, there is provided a kit for measuring a measurement target substance, the kit including: a first particle having a label and modified with a first binding substance; a second particle having no label and modified with a second binding substance; a flow channel for flowing the first particle and the second particle; and a substrate having a third binding substance capable of specifically binding to the measurement target substance or a substance capable of binding to the first binding substance, in which the first particle having a label is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle. Each symbol in Formula (1) has the meaning described in the present specification.

公开(公告)号：US11486879B2

公开(公告)日：2022-11-01

申请号：US16583870

申请日：2019-09-26

Applicant: FUJIFILM Corporation

Inventor： Hiroyuki Chiku ,  Tomoaki Yoshioka ,  Kousuke Watanabe ,  Kazuhiro Hamada ,  Kouitsu Sasaki

IPC: G01N33/58 ,  G01N33/543 ,  C07F5/02 ,  C09K11/06

Abstract: An object of the present invention is to provide a kit and a method capable of achieving high-precision measurement of a measurement target substance in a biological sample in a wide concentration range from a low concentration to a high concentration by sufficiently avoiding the influence of antibodies such as anti-serum albumin antibody present in blood. According to the present invention, there is provided a kit for measuring a measurement target substance in a biological sample, the kit including: a labeled particle having a first binding substance capable of binding to the measurement target substance and having a first blocking agent; and a substrate having a second binding substance capable of binding to any one of the measurement target substance or the first binding substance and having a second blocking agent, in which the labeled particle is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle, and the first blocking agent and the second blocking agent are different from each other. Each symbol in Formula (1) has the meaning described in the present specification.

公开(公告)号：US11136500B2

公开(公告)日：2021-10-05

申请号：US16282327

申请日：2019-02-22

Applicant: FUJIFILM Corporation

Inventor： Kousuke Watanabe ,  Naoyuki Hanaki ,  Kouitsu Sasaki ,  Tomoaki Yoshioka ,  Kazuhei Kaneko ,  Yoshinori Kanazawa

IPC: C09K11/66 ,  C07F5/02 ,  C09B23/00 ,  C09K11/06 ,  C09K11/02 ,  C09K11/08

Abstract: An object of the present invention is to provide a luminescent particle having an emission maximum wavelength in a long wavelength range of 680 nm or longer and exhibiting a high quantum yield; and a compound having an emission maximum wavelength in a long wavelength range of 680 nm or longer and exhibiting a high quantum yield in the particles. According to the present invention, provided is a luminescent particle containing at least one kind of compound represented by Formula (1) (definitions of substituents in the formula are as set forth in the description) and a particle.

公开(公告)号：US10460879B2

公开(公告)日：2019-10-29

申请号：US14713341

申请日：2015-05-15

Applicant: FUJIFILM Corporation

Inventor： Kousuke Watanabe ,  Yukio Tani ,  Kouitsu Sasaki ,  Hirotaka Satou ,  Kazuhiro Tsuna ,  Katsumi Kobayashi

IPC: H01G9/20 ,  C07D401/14 ,  C07D409/14 ,  C07D495/04 ,  C07D213/55 ,  C07D213/57 ,  C09B57/10 ,  C07F15/00 ,  H01L51/00 ,  C09B19/00 ,  C09B21/00 ,  C09B23/01 ,  C09B23/10 ,  C09B57/00 ,  C09B69/00

Abstract: A photoelectric conversion element, having a photoconductor layer containing semiconductor fine particles carrying a metal complex dye of Formula (I); a metal complex dye, a dye solution, a dye-adsorbed electrode, a dye-sensitized solar cell, and a method for producing the solar cell: M(LA)(LD)(LX)mX·(CI)mY  Formula (I) M represents a metal ion, LA represents a ligand of Formula (AL), LD represents a bidentate or tridentate ligand, at least one of coordinating atoms being an anion; LX represents a monodentate ligand; CI represents a counter ion; mX is 0 or 1; mY is 0 to 3; Rings A to C represent a heterocycle; Z1 and Z2 represent a carbon or nitrogen atom; Anc1 to Anc3 represent an acidic group; X1 to X3 represent a single bond or linking group; R1 to R3 represent a substituent; l1, l3, l2, m1, m3, m2, n1, n2, and n3 each are an integer.