公开(公告)号：US11746445B2

公开(公告)日：2023-09-05

申请号：US17943658

申请日：2022-09-13

Applicant: Teijin Limited ,  Teijin Carbon Europe GmbH

Inventor： Shuhei Yoshida ,  Hidekazu Yoshikawa ,  Yosuke Nakamura ,  Hironori Kawamoto ,  Takaya Suzuki ,  Toru Kaneko

IPC: D01F9/22 ,  C08J5/24

CPC classification number: D01F9/22 ,  C08J5/248 ,  C08J2300/22 ,  C08J2300/24

Abstract: An object of the present invention is to provide a carbon fiber which exhibits excellent strength development rate when used in a composite material. The present invention that solves the problems is a carbon fiber which simultaneously satisfies the following formulae (1) and (2):

Lc/d≤3  (1)

TS×d×Lc>6.0×105  (2)



wherein:
Lc is an X-ray crystallite size (Å),
d is a filament diameter (μm), and
TS is a strand tensile strength (MPa).

公开(公告)号：US20230265282A1

公开(公告)日：2023-08-24

申请号：US17928451

申请日：2020-06-02

Applicant: TEIJIN LIMITED

Inventor： Hiroshi KUBOI

IPC: C08L69/00

CPC classification number: C08L69/00

Abstract: A polycarbonate resin composition containing 0.01 to 8 parts by weight of (B) synthetic mica powder surface-coated with a silicone binder resin containing a coloring agent (component B) with respect to 100 parts by weight of (A) polycarbonate resin (component A) is characterized by excellent molded article appearance.

公开(公告)号：US20230207970A1

公开(公告)日：2023-06-29

申请号：US17928180

申请日：2021-05-27

Applicant: TEIJIN LIMITED

Inventor： Hiroshi SAKURAI ,  Tokimitsu KOBAYASHI ,  Satoshi NISHIKAWA

IPC: H01M50/489 ,  H01M50/449 ,  H01M50/423 ,  H01M50/446

CPC classification number: H01M50/489 ,  H01M50/449 ,  H01M50/423 ,  H01M50/446

Abstract: Provided is a separator for a non-aqueous secondary battery containing a porous substrate; and a porous layer that is provided on one side of the porous substrate, and that contains a resin and a filler, in which a shrinkage ratio in a MD direction, when heat-treated at 100° C. for 30 minutes under no tension, is more than 1.2% and less than or equal to 3.5%.

公开(公告)号：US20230158784A1

公开(公告)日：2023-05-25

申请号：US17917071

申请日：2021-04-02

Applicant: Teijin Limited ,  Teijin Automotive Technologies, Inc.

Inventor： Tsukasa Arai ,  Hugh Foran ,  Matthew Plauman ,  Evan Freeman-Gibb

IPC: B32B27/08 ,  B32B7/12 ,  B32B5/18 ,  B32B27/20 ,  B32B27/40

CPC classification number: B32B27/08 ,  B32B7/12 ,  B32B5/18 ,  B32B27/20 ,  B32B27/40 ,  B32B2250/04 ,  B32B2305/08 ,  B32B2307/406 ,  B32B2605/00

Abstract: A vehicle component unit including a reinforcing open area core layer, a high gloss surface layer, and an encapsulating plastic layer. The reinforcing open area core layer has a first side and an oppositely opposed second side and a first end and an oppositely opposed second end each extending between the first side and the second side. The high gloss surface layer is positioned on the first side of the reinforcing open area core layer. The encapsulating plastic layer has a first end and a second end and is positioned on the second side of the reinforcing open are core layer. The first end and the second end of the encapsulating plastic layer are embedded into the high gloss surface layer with an embedded length L, such that the encapsulating plastic layer covers the first end and the second end of the reinforcing open area core layer.

公开(公告)号：US20230137642A1

公开(公告)日：2023-05-04

申请号：US18011119

申请日：2021-06-16

Applicant: Teijin Limited

Inventor： Nobuyoshi Miyasaka ,  Midori Nakamura

IPC: B62B9/12 ,  B62B7/00

Abstract: A baby carriage equipped with a backrest part is further provided with a fan unit bag that is mounted at the rear of the backrest part The fan unit bag comprises: a fan unit which draws in air from the backrest part a fan base which is made of a low air-permeability sheet and which supports the fan unit such that the fan unit faces the backrest part; and a fixation part which is disposed so as to surround the fan unit and which detachably mounts the fan base to the backrest part.

公开(公告)号：US11510768B2

公开(公告)日：2022-11-29

申请号：US16068488

申请日：2017-01-13

Applicant: EDUCATIONAL FOUNDATION OF OSAKA MEDICAL AND PHARMACEUTICAL UNIVERSITY ,  TEIJIN LIMITED

Inventor： Shintaro Nemoto ,  Hideaki Yamada ,  Jun Sakurai ,  Kazuteru Kohno ,  Masaya Ito ,  Atsuko Onishi

IPC: A61F2/00 ,  D04B21/12 ,  D04B21/16 ,  A61L27/48 ,  A61L27/52 ,  A61L31/14

Abstract: The present invention provides a warp-knitted fabric and a medical material that can be simultaneously extended in all directions by causing thread made of a second bioabsorbable material to be absorbed in a living body over time and in which the degree of extension can be increased. The present invention provides a warp-knitted fabric 10 in which adjacent loop rows are linked, the warp-knitted fabric 10 including: a plurality of first loop rows including a first thread and composed of continuous loops extending in the warp direction; and one or two or more second loop rows disposed between the first loop rows and composed of continuous loops extending in the warp direction, wherein each second loop row is formed of one or two or more loops solely including a second thread and one or two or more loops including the first thread, which are arranged alternately, at least three first loop rows are linked together by the first thread, and the bioabsorption rate of the first thread is lower than the bioabsorption rate of the second thread.

公开(公告)号：US20220332939A1

公开(公告)日：2022-10-20

申请号：US17642383

申请日：2019-09-12

Applicant: TEIJIN LIMITED

Inventor： Suguru OZAWA ,  Toru KANEKO ,  Kohei OSAKI

IPC: C08L63/00 ,  C08J5/04 ,  C08G59/32 ,  C08L9/00

Abstract: The present invention provides an epoxy resin composition containing:
an epoxy resin [A] that is a compound represented by Chemical formula (1) shown below: wherein R1 to R4 each independently represent one selected from the group consisting of a hydrogen atom, an aliphatic hydrocarbon group, an alicyclic hydrocarbon group, and a halogen atom, and X represents one selected from —CH2—, —O—, —S—, —CO—, —C(═O)O—, —O—C(═O)—, —NHCO—, —CONH—, and —SO2—;
a bifunctional epoxy resin [B] having an amine type glycidyl group;
a curing agent [C] containing an aromatic polyamine, and having at least one substituent selected from an aliphatic substituent, an aromatic substituent, and a halogen atom at an ortho position with respect to an amino group; and
a particulate rubber component [D].

公开(公告)号：US20220290337A1

公开(公告)日：2022-09-15

申请号：US17638560

申请日：2020-08-27

Applicant: TEIJIN LIMITED ,  WACKER CHEMIE AG

Inventor： Hiroko YOKOYAMA ,  Eiji KINOSHITA ,  Satoshi OHNO ,  Izuru TAKETA

IPC: D01F9/22 ,  D06M15/643

Abstract: The present invention provides a method for producing a carbon fiber bundle, the method including steps (b) to (e) described below: (b) an oil agent application step of applying a silicone oil agent to a precursor fiber bundle to produce an oil-agent-attached precursor fiber bundle; (d) a stabilization step of subjecting the oil-agent-attached precursor fiber bundle to an oxidization treatment to produce an oxidized fiber bundle; and (e) a carbonization step of carbonizing the oxidized fiber bundle, wherein the silicone oil agent has a skin over time at 250° C. of less than 40 minutes.

公开(公告)号：US11414523B2

公开(公告)日：2022-08-16

申请号：US16956041

申请日：2018-12-21

Applicant: TEIJIN LIMITED

Inventor： Taichi Kimura ,  Kazushi Tando ,  Koji Oda

IPC: C08G77/448 ,  C08K3/016 ,  C08F2/14 ,  C08K3/08 ,  C08K5/00 ,  C08K5/49

Abstract: A polycarbonate-polydiorganosiloxane copolymer or a resin composition thereof having excellent impact resistance, and, in particular, excellent impact resistance at extremely low temperatures, as well as excellent chemical resistance; and a production method for the resin composition are provided. This copolymer or resin composition thereof includes a polycarbonate-polydiorganosiloxane copolymer and an optional polycarbonate resin. The copolymer includes a polycarbonate block (A-1) and a polydiorganosiloxane block (A-2). The polydiorganosiloxane block (A-2) content of the copolymer or resin composition thereof is 2.5-8.0 wt %. The copolymer or resin composition thereof satisfies (i) and (ii): (i) in a cross-sectional observation image of the copolymer or resin composition thereof that is generated using an electron beam microscope, there are 1-20 domains that have a longest diameter of at least 80 nm in an area that is 850 nm square (722,500 nm2); and (ii) average domain size is 30-100 nm.

公开(公告)号：US20220251519A1

公开(公告)日：2022-08-11

申请号：US17438077

申请日：2020-01-28

Applicant: TEIJIN LIMITED ,  VISGENE, LTD.

Inventor： Mami NAMBU ,  Yoshikazu IKUTA ,  Yu NAGAO ,  Kunihiro KAIHATSU ,  Ikuko YUMEN ,  Katsuya OGATA ,  Daisuke AOKI

IPC: C12N7/00 ,  C12Q1/70 ,  B01L3/00 ,  B01D69/12 ,  B01D69/02 ,  B01D61/14 ,  B01D71/26 ,  B01D71/38

Abstract: A concentration membrane for use in concentrating biological particles, including: a hydrophilic composite porous membrane including: a porous substrate; and a hydrophilic resin with which at least one main surface and inner surfaces of pores of the porous substrate are coated, the hydrophilic composite porous membrane having a ratio t/x of a membrane thickness t (m) to an average pore diameter x (m), as measured with a perm porometer, of from 50 to 630. A concentration device 10 for biological particles 50 including: a housing 20 having an inlet 21 and an outlet 22, in which, due to a differential pressure between the inlet 21 and the outlet 22, a liquid to be treated 40 containing biological particles 50 and water is injected from the inlet 21 and discharged from the outlet 22; a concentration membrane 30 provided to separate the inlet 21 and the outlet 22 from each other in the housing 20, the concentration membrane 30 being a hydrophilic porous membrane onto which the biological particles 50 are not adsorbed, the concentration membrane 30 allowing an effluent 42, which is a liquid having a concentration that is a concentration of the biological particles 50 subtracted from a concentration of the liquid to be treated 40, to permeate from a surface on a side of the inlet 21 to a surface on a side of the outlet 22; and a concentration space portion 24 which is a space on an upstream side of the concentration membrane 30 in the housing 20 and stores a concentrated liquid 41 which is a liquid having a concentration that is a concentration of the biological particles 50 added to a concentration of the liquid to be treated 40 by the concentration membrane 30.