公开(公告)号：US10851237B2

公开(公告)日：2020-12-01

申请号：US16321083

申请日：2017-08-01

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Hiroshi Yabu

IPC: C08L53/00 ,  H01M8/02 ,  H01M8/10 ,  C08F293/00 ,  C08F8/12 ,  C08J7/06 ,  H01M8/0228 ,  H01M8/1004 ,  C09D153/00 ,  B82Y30/00 ,  B82Y40/00 ,  C08F299/02 ,  H01M8/0221

Abstract: The problem addressed by the present invention is to provide a block copolymer that can be used in a neutral solvent atmosphere and can produce a solid polymer membrane including nanoparticles.The problem is solved by a block copolymer represented by formula (1) below. wherein in the formula, R1 represents a C1-20 linear, branched, or cyclic alkyl group, C6-20 aryl group, or C7-20 aralkyl group; R2 represents a group having a functional group having an acid dissociation constant pKa of from 0.5 to 7; R3, R4, and R5 each show H or a C1-20 linear, branched, or cyclic alkyl group; R6, R7, and R8 each represent a hydrogen, hydroxyl group, nitro group, carboxy group, or carbonyl group; X represents an amide or ester, but may not be included; Y represents an amide or ester, but may not be included; p represents an integer of 1-10, but may not be included; n represents an integer of 3-1000; m represents an integer of 3-1000; and t represents an integer of 3-1000, but n may not be included; the arrangement of n, m, and t is arbitrary, but n and m are adjacent when n is included.

公开(公告)号：US20200223125A1

公开(公告)日：2020-07-16

申请号：US16818003

申请日：2020-03-13

Applicant: Japan Science and Technology Agency

Inventor： Hiroshi Yabu ,  Yula Saito

IPC: B29C59/00 ,  B32B27/00 ,  G03F7/00 ,  C09D133/24 ,  C08F220/54 ,  B29C59/02 ,  C08F220/70

Abstract: Provided is a resin for nanoimprinting, which is capable of preventing removal of a transfer-receiving resin from a substrate when a mold is separated during nanoimprinting, and which is also capable of transferring a pattern on a mold to a transfer-receiving resin with high accuracy during thermal nanoimprinting, while improving the throughput. A resin for nanoimprinting, which is represented by formula (1). (In the formula, each of R1-R5 independently represents —H or —OH, and at least one of the R1-R5 moieties represents —OH; R6 represents a linear, branched or cyclic alkyl group having 1-20 carbon atoms, an aryl group having 6-20 carbon atoms or an aralkyl group having 7-20 carbon atoms; X represents an amide or an ester; Y may be absent, or represents an amide or an ester; P represents an integer of 1-10; and each of m and n represents an integer of 1 or more.)

公开(公告)号：US11560383B2

公开(公告)日：2023-01-24

申请号：US16977128

申请日：2019-03-04

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Shohei Saito ,  Hiroshi Yabu ,  Hiroya Abe

IPC: C07D487/04 ,  C07D313/14 ,  C07D471/06

Abstract: Provided is a compound having higher fluorescence quantum yield and higher optical stability than a conventional FLAP and a polymer compound containing the compound. A: seven or eight-membered ring structure, Y1, Y2, Y3: halogen atom or the like, a1: number of Y1, a2: number of Y2, B: number of Y3, 0≤m and n≤3: when 1≤m≤3, Y1 may be substituted with a structure portion defined by m, when 1≤n≤3, Y2 may be substituted with a structure portion defined by n, and B1, B2: Formulas (2-1) to (2-3). C1, C2, C3: structure containing a cyclic hydrocarbon compound, D1, D2, D3: substructure that inhibits aggregation, E1, E2, E3: polymerizable substructure, Z1: hydrogen atom or the like, c: number of substituent groups Z1, Z2, Z3: hydrogen atom or the like, and may form a ring with C2.

公开(公告)号：US11015010B2

公开(公告)日：2021-05-25

申请号：US15121097

申请日：2015-02-27

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Hiroshi Yabu ,  Yuta Saito

IPC: C08F293/00 ,  C08F8/00 ,  C08F2/38 ,  C08L53/00 ,  C09C3/10 ,  B22F1/00 ,  B22F9/24 ,  C09C1/62 ,  C09D153/00

Abstract: Provided is a block copolymer that makes it possible to produce inorganic nanoparticles that can be dispersed in an organic solvent, the inorganic nanoparticles being of uniform size and a reducing agent not having to be used.
A block copolymer including a catechol segment represented by formula (1).

公开(公告)号：US11078381B2

公开(公告)日：2021-08-03

申请号：US16801309

申请日：2020-02-26

Applicant: Japan Science and Technology Agency

Inventor： Hiroshi Yabu ,  Matsuhiko Nishizawa ,  Kuniaki Nagamine ,  Yuta Saito ,  Jun Kamei ,  Tatsuaki Shimazaki ,  Shun Chihara

IPC: C09J4/00 ,  C09D4/00 ,  C09D5/16 ,  C10M173/02 ,  C09D7/40 ,  C10M107/24 ,  A61L26/00 ,  C09J11/06 ,  C08F220/58 ,  A61K6/30 ,  A61L24/00 ,  A61L24/06 ,  C10M107/22

Abstract: A hydrogel that adheres to the surface of materials is provided by using as constituent elements a water-soluble main chain monomer, crosslinking agent, polymerization initiator, and adhesive monomer having at least a catechol group in a side chain.

公开(公告)号：US10442886B2

公开(公告)日：2019-10-15

申请号：US15527639

申请日：2015-11-16

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Hiroshi Yabu ,  Yuta Saito ,  Shohei Saito ,  Shigehiro Yamaguchi ,  Shunpei Nobusue

IPC: C08G61/00 ,  C08G61/08 ,  C07D209/70 ,  G01L1/24 ,  C09K9/02 ,  C09K11/06

Abstract: Provided is a mechanochromic resin by which a stress applied to a material can be visualized in real time, and a mechanochromic luminescent material that is used in the synthesis of the mechanochromic resin. Stress can be visualized in real time by means of a mechanochromic luminescent material represented by formula (1) or formula (2) and a mechanochromic resin obtained by crosslinking the mechanochromic luminescent material. [Chemical formula 1] (In the formula, Y1 and Y2 each denote a substituent group that inhibits aggregation of the mechanochromic luminescent material represented by formula (1), and Y1 and Y2 may be same as or different from each other. Z1 and Z2 each denote a polymerizable group, and may be same as or different from each other.) [Chemical formula 2] (In the formula, Y1 and Y2 each denote a substituent group that inhibits aggregation of the mechanochromic luminescent material represented by formula (2), and Y1 and Y2 may be same as or different from each other. Z1 and Z2 each denote a polymerizable group, and may be same as or different from each other).

公开(公告)号：US12145938B2

公开(公告)日：2024-11-19

申请号：US18063331

申请日：2022-12-08

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Shohei Saito ,  Hiroshi Yabu ,  Hiroya Abe

IPC: C07D487/04 ,  C07D313/14 ,  C07D471/06

Abstract: Provided is a compound having higher fluorescence quantum yield and higher optical stability than a conventional FLAP and a polymer compound containing the compound. A: seven or eight-membered ring structure, Y1, Y2, Y3: halogen atom or the like, a1: number of Y1, a2: number of Y2, B: number of Y3, 0≤m and n≤3: when 1≤m≤3, Y1 may be substituted with a structure portion defined by m, when 1≤n≤3, Y2 may be substituted with a structure portion defined by n, and B1, B2: Formulas (2-1) to (2-3): C1, C2, C3: structure containing a cyclic hydrocarbon compound, D1, D2, D3: substructure that inhibits aggregation, E1, E2, E3: polymerizable substructure, Z1: hydrogen atom or the like, c: number of substituent groups Z1, Z2, Z3: hydrogen atom or the like, and may form a ring with C2.

公开(公告)号：US11492432B2

公开(公告)日：2022-11-08

申请号：US16818003

申请日：2020-03-13

Applicant: Japan Science and Technology Agency

Inventor： Hiroshi Yabu ,  Yuta Saito

IPC: C08F220/54 ,  B32B27/00 ,  G03F7/00 ,  C09D133/24 ,  B32B27/08 ,  B32B27/30 ,  B29C59/00 ,  B29C59/02 ,  C08F220/70 ,  B29K33/00

Abstract: Provided is a resin for nanoimprinting, which is capable of preventing removal of a transfer-receiving resin from a substrate when a mold is separated during nanoimprinting, and which is also capable of transferring a pattern on a mold to a transfer-receiving resin with high accuracy during thermal nanoimprinting, while improving the throughput. A resin for nanoimprinting, which is represented by formula (1). (In the formula, each of R1-R5 independently represents —H or —OH, and at least one of the R1-R5 moieties represents —OH; R6 represents a linear, branched or cyclic alkyl group having 1-20 carbon atoms, an aryl group having 6-20 carbon atoms or an aralkyl group having 7-20 carbon atoms; X represents an amide or an ester; Y may be absent, or represents an amide or an ester; P represents an integer of 1-10; and each of m and n represents an integer of 1 or more.)