baber/WOPTO huggingface dataset:
Patent WO-2021256033-A1 (WO)
Inventor: SUZUKI KAZUMI
IPC: A41D13/11
Filed: 2021-03-18
Abstract: When a disposable mask is used, in order to make it possible to lower the temperature of the space between the mask main body and the face to take measures against hot weather with a simple configuration, a ventilating device 10 for a mask is disposed at each of both left and right side edge parts 2a, 2b of a mask main body 2 which is worn such that the mask main body 2 covers the nose and mouth part 102 of the face 101. Each ventilating device for a mask comprises an attachment part 21 for attaching the ventilating device so as to be sandwiched between the side edge part 2a, 2b and the face 101; a ventilation passage formed between opening parts respectively provided on the side of the nose and mouth part and the external side; an exhaust valve that enables only air exhaustion from the side of the nose and mouth part to the external side and is provided inside the ventilation passage; and a connection part 12 that connects the ventilating devices for a mask to each other along the face side surface of the mask main body 2.
Patent WO-2021200436-A1 (WO)
Inventor: KOJIMA MITSURU
IPC: D06M13/192
Filed: 2021-03-24
Abstract: The present invention addresses the problem of providing a nonwoven fabric sheet with which it is possible to make an excreted liquid returned from an absorber of an absorbent article mildly acidic while maintaining a water absorption property thereof, the nonwoven fabric sheet having a limited influence on the skin and contributing to suppresion of rusting of metal portions of a manufacturing facility during a manufacturing process, thus facilitating maintenance of the manufacturing facility and enabling efficient manufacturing. Provided is a nonwoven fabric sheet in which a plurality of layers are laminated and integrated with each other, wherein a pH adjuster is not added to a surface of the laminated nonwoven fabric but is added on the inside of the laminated nonwoven fabric. Further, when a liquid having a pH of 7.0 or more passes through the nonwoven fabric sheet, the pH of the liquid after passing through the nonwoven fabric sheet becomes lower than the pH of the liquid before passing through the nonwoven fabric sheet.
Patent WO-2021210381-A1 (WO)
Title: Cosmetic preparation packed in delaminatable container
Inventor: ISHII JUNICHI
IPC: A61Q1/14
Filed: 2021-03-30
Abstract: Provided is a cosmetic preparation packed in a container handier than conventional ones, the cosmetic preparation being solid within the container and changing into a liquid state upon discharge onto the hand. Packing the cosmetic preparation into a delaminatable container makes it possible to easily take it out of the container without using any spatula, etc. Furthermore, said container can keep the cosmetic preparation hygienic because there is no fear that water or air comes into the container. Moreover, it becomes possible to certainly use up the cosmetic preparation.
Patent WO-2021206099-A1 (WO)
Title: Solid-state battery
Inventor: OSHIMA KENJI
IPC: H01M10/0525
Filed: 2021-04-06
Abstract: A solid-state battery is provided in one embodiment of the present invention. The solid-state battery is characterized by comprising along a stacking direction at least one battery-constituting unit that comprises a positive electrode layer, a negative electrode layer, and a solid-state electrolyte layer between the positive electrode layer and the negative electrode layer, wherein: the positive electrode layer and the negative electrode layer each include at least an active material layer and have a side part that has a terminal connection portion and a terminal non-connection portion; in a plan view, the terminal non-connection portion of at least one of the positive electrode layer and the negative electrode layer is at least partially surrounded by an insulation part or a solid-state electrolyte part; and said terminal non-connection portion has a contact region which directly contacts the insulation part or the solid-state electrolyte part and a non-contact region which does not directly contact the insulation part or the solid-state electrolyte part.
Patent WO-2021230019-A1 (WO)
Title: Viewing angle control system and image display device
Inventor: YOSHINARI SHINICHI
IPC: G02F1/1335
Filed: 2021-04-20
Abstract: The present invention addresses the problem of providing a viewing angle control system and an image display device whereby the vertical viewing angle of a display image can be controlled and visibility in a specific direction in the left-right direction is also enhanced. This viewing angle control system has a polarizer and a light absorption anisotropic layer, the polarizer having an absorption axis in the plane of a film, the angle θ of a film normal line and the center axis of transmittance of the light absorption anisotropic layer being 0.1-45°, and the angle φ formed by the absorption axis of the polarizer and the direction of orthogonal projection of the center axis of transmittance of the light absorption anisotropic layer onto the film surface being at least 0° and less than 85°, greater than 95° and less than 265°, or greater than 275° and no greater than 360°.
Patent WO-2021215518-A1 (WO)
Inventor: AKASHI KOJI
IPC: G03F7/20
Filed: 2021-04-22
Abstract: This mirror mounting member has a prismatic or square tubular structure including a mounting surface of a reflective film. The mounting surface has a plurality of open pores. The structure has a plurality of closed pores in a middle region. When a value obtained by subtracting an average value (B) of the circle equivalent diameters of the open pores from an average value (A) of the distances between the centers of gravity of adjacent open pores is defined as a value (C), and a value obtained by subtracting an average value (E) of the circle equivalent diameters of the closed pores from an average value (D) of the distances between the centers of gravity of adjacent closed pores is defined as a value (F), the value (F) is smaller than the value (C).
Patent WO-2022224426-A1 (WO)
Inventor: HONDA SHINICHI
IPC: A63F13/53
Filed: 2021-04-23
Abstract: Selon la présente invention, une unité d'acquisition de données d'état 120 acquiert des données d'état indiquant l'état de progression d'un jeu. Une unité d'estimation d'état 122 estime un état de jeu par rapport à un utilisateur à partir des données d'état acquises. Une unité d'estimation d'état interne 124 estime l'état interne de l'utilisateur à partir de l'état de jeu estimé. Une unité de génération de commentaire 126 génère un commentaire pour l'utilisateur sur la base de l'état interne estimé de l'utilisateur.
Patent WO-2021246427-A1 (WO)
Inventor: KAJIWARA HISAMI
IPC: H04R7/12
Filed: 2021-06-02
Abstract: La présente invention a pour objet de fournir une membrane de transducteur électro-acoustique qui permet le maintien d'un module de Young élevé et l'obtention d'une perte interne modérée. A cet effet, l'invention porte sur une membrane de transducteur électro-acoustique 1 qui comprend un substrat qui est constitué d'un matériau fibreux à base de cellulose à l'intérieur duquel est formée une couche 11 faite d'un mélange d'un matériau fibreux 20 et de nanofibres de soie 21.
Patent WO-2021261199-A1 (WO)
Inventor: HOKAZONO Yuki
IPC: H04L27/26
Filed: 2021-06-03
Abstract: Ce dispositif de communication comprend une unité de commande pour mapper des signaux appartenant à au moins deux sources d'informations dans un temps symbole d'un système de porteuse unique, et une unité de transmission pour transmettre un signal dans laquelle les signaux appartenant à au moins deux sources d'informations sont mappés.
Patent WO-2021251438-A1 (WO)
Title: Fusion protein containing erythropoietin polypeptide
Inventor: NAKAO RYOTA
IPC: A61K47/68
Filed: 2021-06-09
Abstract: The present invention relates to a fusion protein including an erythropoietin polypeptide fused to the Fc region of IgG derived from a mammal (elsewhere also referred to as an EPO-Fc fusion protein). The erythropoietin polypeptide has an amino acid sequence represented by SEQ ID NO: 9 or 10. The Fc region has an amino acid sequence represented by SEQ ID NO: 3 or 4. The fusion protein has superior physical properties and activity and can be acquired at a high yield rate/high yield.
Patent WO-2022019124-A1 (WO)
Title: Test method and computation device
Inventor: LOPEZ JAIRO
IPC: G06F11/36
Filed: 2021-07-07
Abstract: A test method according to the present invention is used by a computer to test a program including a plurality of macro tasks for which there can be many orders of execution. The test method includes: setting any of the plurality of macro tasks as a focus task; specifying an ancestor list which is a collection of the macro tasks which affect the focus task; separating the macro tasks included in the ancestor list into a nonparallel group which does not contribute to parallelization and a parallel contribution group which contributes to parallelization; generating a plurality of test patterns for the parallel contribution group; and executing the plurality of test patterns by using results obtained by executing the macro tasks belonging to the nonparallel group.
Patent WO-2022014608-A1 (WO)
Title: Elastic wave device
Inventor: YAMANE TAKASHI
IPC: H03H9/145
Filed: 2021-07-13
Abstract: Provided is an elastic wave device that enables suppression of ripples in frequency response characteristics.　This elastic wave device 10 comprises: a support substrate 13; a piezoelectric layer 14 provided on the support substrate 13; a functional electrode provided on the piezoelectric layer 14; and a first electrode film (first busbar 16) and a second electrode film (second busbar 17), which are each provided on the piezoelectric layer 14, which face each other, and which have mutually different potentials. The thickness of at least a section of the first electrode film is different from the thickness of at least a section of the second electrode film.
Patent WO-2022070568-A1 (WO)
Inventor: NAMIKI KAZUHIRO
IPC: H05K7/20
Filed: 2021-07-21
Abstract: Cette feuille thermoconductrice comprend : un composant liant qui est un mélange d'une matrice de silicone (A) et d'un composé hydrocarboné (B) ; et une charge thermoconductrice (C) dispersée dans le composant liant. La feuille thermoconductrice présente un taux de compression supérieur ou égal à 15 % à 80 °C et 0,276 MPa, et présente une propriété de retenue de forme.
Patent WO-2023042279-A1 (WO)
Title: Ｆｅ－Ｃｏ系合金棒材
Inventor: FUJIYOSHI MASARU
IPC: C22C38/00
Filed: 2021-09-14
Abstract: 優れた磁気特性を安定して得ることが可能な、Ｆｅ－Ｃｏ系合金棒材を提供する。　ＧＯＳ値（Ｇｒａｉｎ　Ｏｒｉｅｎｔａｔｉｏｎ　Ｓｐｒｅａｄ）が０．５°以上を示す結晶粒を面積比率で８０％を超えて有し、棒材の軸直角方向断面で観察したＧＯＳ値が０．５°以上を示す結晶粒の面積比率と、棒材の軸方向断面で観察したＧＯＳ値が０．５°以上を示す結晶粒の面積比率との差が１０％以内である、Ｆｅ－Ｃｏ系合金棒材。好ましくは、平均結晶粒度番号が６．０以上８．５以下である。
Patent WO-2022097377-A1 (WO)
Inventor: KONDO YUHI
IPC: G06T7/00
Filed: 2021-09-16
Abstract: 偏光撮像部２０は、対象物体を示す時系列の偏光画像を取得する。偏光情報算出部３０は、偏光撮像部２０で取得された時系列の偏光画像から、偏光画像毎に偏光情報を算出する。対象物体特定部５０は、例えば無偏光画像生成部４０で偏光画像に基づき生成された無偏光画像に基づき対象物体の画像領域を特定する。状態変化検出部６０は、対象物体特定部５０で特定された対象物体の画像領域における偏光情報の時系列変化に基づいて対象物体の状態変化を検出する。出力部７０は、状態変化検出部６０で得られた状態変化検出結果を無偏光画像生成部４０で生成された無偏光画像に関連付けて出力する。対象物体の状態変化を容易に検出できるようになる。
Patent WO-2022085390-A1 (WO)
Title: Unité d'émission de lumière et dispositif cosmétique de type à émission de lumière
Inventor: KANEKO SHOTA
IPC: A61N5/06
Filed: 2021-09-30
Abstract: La présente invention concerne une unité d'émission de lumière (30) comprenant : une première unité de source de lumière (32) ayant un spectre de longueur d'onde prédéterminé; une seconde unité de source de lumière (33) ayant un spectre de longueur d'onde différent de celui de la première unité de source de lumière (32); et un orifice d'émission (31) qui, lorsque la première unité de source de lumière (32) et la seconde unité de source de lumière (33) sont amenées à émettre des ondes électromagnétiques, émet au moins une partie des ondes électromagnétiques émises par la première source de lumière (32) et au moins une partie des ondes électromagnétiques émises par la seconde source de lumière (33). La première unité de source de lumière (32) est disposée à une position au niveau de laquelle une interférence avec les ondes électromagnétiques émises par la seconde unité de source de lumière (33) est supprimée, et la seconde source de lumière (33) est disposée à une position au niveau de laquelle une interférence avec les ondes électromagnétiques émises par la première unité de source de lumière (32) est supprimée.
Patent WO-2022195937-A1 (WO)
Inventor: YOSHIOKA YUKI
IPC: C09J201/00
Filed: 2021-10-07
Abstract: 少なくとも一部が有機膜で覆われた半田プリコートに電子部品を仮止めするための粘着剤であって、前記粘着剤は、主剤樹脂と、前記主剤樹脂を溶解する溶剤と、を含み、前記溶剤の含有率が、２５質量％以上、４０質量％以下であり、前記有機膜は、前記半田プリコートを溶融させるときに前記溶剤に溶解する、粘着剤。これにより、半田プリコートの表面での酸化被膜の形成が抑制されるとともに、半田プリコートを有する電極と電子部品との接続不良を抑制することができる。
Patent WO-2022085511-A1 (WO)
Inventor: TAKAGI KIYOSHI
IPC: H01F27/28
Filed: 2021-10-12
Abstract: インダクタ（１００）は、底面（１１）及び側面（１２ａ）を有する外装部材（１０）と、外装部材（１０）によって一部が覆われる通電部材（２０）と、を備える。通電部材（２０）は、外装部材（１０）に覆われたコイル部（２１）と、コイル部（２１）の両端に接続され外装部材（１０）に覆われた状態で底面（１１）に向かって延びる導出部（２２）と、導出部（２２）に接続され外装部材（１０）の底面（１１）から露出した端子電極部（２３）と、を有する。側面（１２ａ）には、側面（１２ａ）から外装部材（１０）の内側に凹み、かつ、底面（１１）に繋がる凹部（１５）が設けられている。端子電極部（２３）は、底面（１１）に沿いながら凹部（１５）に向かって延伸し、かつ、底面（１１）から凹部（１５）側に折れ曲がって凹部（１５）に収容されている。導出部（２２）の少なくとも一部は、凹部（１５）に対向し、導出部２２の厚み（ｔ１）は、コイル部（２１）の線材の線径（ｄｉ）又は厚み（ｔ２）よりも小さい。
Patent WO-2022085701-A1 (WO)
Inventor: OTSUKA YUJIRO
IPC: A61B6/03
Filed: 2021-10-20
Abstract: The present invention provides a terminal device equipped with a processor that has implemented therein: a function of displaying information inclusive of CT images on a display; a function of acquiring nodule management information about pulmonary nodules shown in CT images; and a function of displaying the nodule management information on the display. Also provided is a server that is provided with: a database which stores therein records of nodule management information regarding pulmonary nodules; and a processor which has a function of automatically storing in the database records of nodule management information regarding a first pulmonary nodule that has been automatically detected from CT images, according to results of matching between the first pulmonary nodule and a second pulmonary nodule having records of nodule management information thereof already stored in the database, and a function of extracting records of nodule management information in response to an inquiry made from the terminal device.
Patent WO-2022097618-A1 (WO)
Title: Terminal, wireless communication method, and base station
Inventor: MATSUMURA YUKI
IPC: H04W76/19
Filed: 2021-11-02
Abstract: The present invention properly updates a beam in connection with BFR. A terminal according to an aspect of the present disclosure comprises: a control unit for determining whether to perform a specific operation with respect to Contention based Random Access Beam Failure Recovery (CBRA BFR), on the basis of at least one of upper layer signaling and terminal capacity information; and a transmit/receive unit for performing transmission or reception associated with the specific operation.
Patent WO-2022118611-A1 (WO)
Title: シャント抵抗器および電流検出器
Inventor: ENDO TAMOTSU
IPC: H01C13/00
Filed: 2021-11-08
Abstract: シャント抵抗器の形成と、バスバー等への固定、及び電圧検出回路の接続を容易にする。　複数の抵抗体と、前記複数の抵抗体の両端にそれぞれ接続される第１の電流端子板及び第２の電流端子板と、を備えたシャント抵抗器であって、前記複数の抵抗体が挿入される複数の貫通孔を有し、前記複数の抵抗体と、前記第１の電流端子板及び前記第２の電流端子板とを固定する樹脂成型体と、を備えたシャント抵抗器。
Patent WO-2023100278-A1 (WO)
Title: Hole-assisted optical fiber and design method
Inventor: OMOTO KOHEI
IPC: G02B6/032
Filed: 2021-12-01
Abstract: In order to solve the above-mentioned problem, the purpose of the present invention is to provide the structure and design method of an optical fiber with which it is possible to reduce Rayleigh scattering loss.　This hole-assisted optical fiber (HAF) includes small-diameter and large-diameter HAFs capable of only single-mode propagation at wavelengths of 1260-1625 nm. The HAF is characterized by comprising: a core region having a uniform refractive index distribution; a uniform cladding region surrounding the core region; and holes disposed in first to third layers (the numbers of holes of which are 6, 18, 36, respectively) in the cladding region so as to be hexagonal close-packed circumferentially except for the core region.
Patent WO-2022118945-A1 (WO)
Title: 建設機械
Inventor: TAMURA KAZUKI
IPC: B66C13/00
Filed: 2021-12-03
Abstract: ショベル（１）は、対象物を吊下げるクレーン作業を実行するクレーンモードと掘削作業を実行する掘削モードとを有する。ショベル（１）は、フック（９）と、撮像部（２０）と、表示部（６１）と、制御部（１１）とを備える。フック（９）は、クレーンモードにおいて対象物を吊下げる。撮像部（２０）は、ショベル（１）の周囲環境を撮像する。制御部（１１）は、クレーンモードにおいて、撮像部（２０）の撮像画像ＣＧと共にクレーン作業に関する作業情報ＷＩを表示するように表示部（６１）を制御する。
Patent WO-2022118963-A1 (WO)
Title: セラミックス基複合材料とその製造方法
Inventor: KUBOTA YUKI
IPC: C04B35/84
Filed: 2021-12-03
Abstract: マトリックスと、マトリックス内に設けられた強化繊維とを備えるセラミックス基複合材料の製造方法において、強化繊維により構成された繊維体に、マトリックスの一部となるセラミックス材料の粉末を含浸させ、粉末が含浸させられた繊維体をマトリックスの液体原料内に配置し、この状態で繊維体を加熱することにより、液体原料を膜沸騰状態にして、液体原料に由来するセラミックスをマトリックスの一部として繊維体内に生じさせる。
Patent WO-2022138220-A1 (WO)
Title: Boîte de connexion électrique
Inventor: HACHIYA YOSHIKAZU
IPC: H04L12/40
Filed: 2021-12-10
Abstract: Boîte de connexion électrique (1) étant une boîte de connexion électrique (1) qui distribue, à une pluralité de dispositifs embarqués (8), de l'énergie fournie par un dispositif d'alimentation électrique (9) monté sur un véhicule et comprenant une barre omnibus (3), à travers laquelle la sortie de courant provenant du dispositif d'alimentation électrique (9) circule, et un substrat d'alimentation électrique (2) sur lequel la barre omnibus (30) est montée, le substrat d'alimentation électrique (2) étant pourvu d'une pluralité de fentes (4) dans lesquelles des substrats de cellule (5) sont montés de manière amovible en fonction des spécifications d'alimentation électrique des dispositifs embarqués (8), et la barre omnibus (3) et chaque fente de la pluralité de fentes (4) étant électriquement connectées.
Patent WO-2022145221-A1 (WO)
Inventor: ABE KOTARO
IPC: E06B7/36
Filed: 2021-12-14
Abstract: 小型で且つ低コストを実現できる開閉装置用の安全装置を提供すること。　開閉装置１用の安全装置１０は、戸体３０の開閉移動により開口部２０ａを開閉可能な開閉装置１用の安全装置１０であって、戸体３０の開閉移動の移動速度を減速させる減速装置８０と、減速装置８０により減速された戸体３０の開閉動作を一旦停止させるストッパ装置５０と、を備える。
Patent WO-2022201722-A1 (WO)
Inventor: NAKAGAWA TAKUYA
IPC: G06Q50/10
Filed: 2021-12-27
Abstract: L'invention concerne un programme d'affichage d'information capable de communiquer, sur un réseau, avec un dispositif de navigation pour guider un véhicule vers un emplacement de stationnement, et exécuté sur un ordinateur d'un dispositif d'affichage d'information équipé d'un dispositif d'affichage. Le programme d'affichage d'information acquiert l'emplacement actuel du véhicule sous forme d'information d'emplacement de stationnement, ledit emplacement actuel étant transmis à partir du dispositif de navigation, qui a détecté le stationnement du véhicule, et entraîne l'exécution d'un processus pour l'affichage par l'ordinateur, sur le dispositif d'affichage, d'un emplacement de stationnement conforme à l'information d'emplacement de stationnement acquise.
Patent WO-2023127104-A1 (WO)
Inventor: SHIMOJIMA YUTAKA
IPC: A45D24/00
Filed: 2021-12-28
Abstract: 本発明のくし(1)は、めっき処理のための貫通孔(4)を有しているくし本体(2)と、複数本のくし歯(5)及びくし歯(5)が延びている基端に位置する基端部(6)と、基端部(6)の長手方向に対して垂直方向から貫通孔(4)を含んで基端部(6)の両面及び側面を覆う金属製のカバー(3)とを備え、カバー(3)は基端部(6)の表裏面を覆う表面部(3a)及び裏面部(3b)、そして側面部(3c)とからなり、表面部(3a)と裏面部(3b)はその先端に向けて徐々に両者の間の距離が狭まっていて、カバー(3)がくし本体(2)から離間している状態で、表面部(3a)と裏面部(3b)の先端での間の距離は基端部(6)の側面の厚みよりも短い。
Patent WO-2023127160-A1 (WO)
Title: Système d'authentification, procédé d'authentification et programme
Inventor: CHAE Yeongnam
IPC: G06F21/31
Filed: 2021-12-29
Abstract: Un système d'authentification (S) selon l'invention comprend un dispositif utilisateur (30) et un dispositif d'authentification (20). Le dispositif utilisateur (30) comprend : une unité d'acquisition d'informations de conversion (302) qui acquiert des informations de conversion pour convertir des informations d'authentification qui sont différentes d'informations biologiques ; une unité de conversion (303) qui convertit des informations d'authentification sur la base des informations de conversion ; et une unité de transmission d'informations (304) qui transmet des informations d'authentification converties et des informations biologiques au dispositif d'authentification (20). Le dispositif d'authentification (20) comprend : une unité de réception d'informations (201) qui reçoit des informations d'authentification converties et les informations biologiques en provenance du dispositif utilisateur (30) ; une unité d'acquisition d'informations de transformation inverse (203) qui acquiert des informations de transformation inverse pour effectuer une transformation inverse des informations d'authentification converties ; une unité de transformation inverse (204) pour effectuer une transformation inverse des informations d'authentification transformées sur la base des informations de transformation inverse ; et une unité d'authentification à facteurs multiples (205) qui exécute une authentification à facteurs multiples sur la base des informations d'authentification qui ont été soumises à une transformation inverse par l'unité de transformation inverse (204) et des informations biologiques.
Patent JP-WO2020170394-A1 (JP)
Title: 電源回路
IPC: G05F1/56
Filed: 2019-02-21
Abstract: 差動増幅部（１０１）は、差動対を構成する第１の入力トランジスタ（ＭＮ１）および第２の入力トランジスタ（ＭＮ２）と、第１のテール電流源（Ｔ０）および第２のテール電流源（Ｔ０＿Ｓ）とを含む。出力段（１０２）は、差動増幅部（１０１）の出力によって駆動可能な第１の出力トランジスタ（ＭＰＳ）および第２の出力トランジスタ（ＭＰＬ）を含む。制御部は、起動時において、第１のテール電流源（Ｔ０）、および第１の出力トランジスタ（ＭＰＳ）によって負荷（２００）が駆動され、起動後において、第１のテール電流源（Ｔ０）、第２のテール電流源（Ｔ０＿Ｓ）、第１の出力トランジスタ（ＭＰＳ）、および第２の出力トランジスタ（ＭＰＬ）によって負荷（２００）が駆動されるように制御する。
Patent JP-WO2021033755-A1 (JP)
Title: 医療装置、システム、及び方法
IPC: G16H20/00
Filed: 2020-08-20
Abstract: 【課題】医療装置、医療システム、及び医療方法を提供する。 【解決手段】医療装置２は、第１ユーザに関連付けられる少なくとも１つの状態に関する第１データを受信する受信部２１と、少なくとも第１データ及び医療データに基づいて第２データを決定する制御部２２と、第２データを出力する出力モジュール２３と、を含んで構成され、第２データは、第１情報及び第２情報を含み、第１情報は、第１ユーザの少なくとも１つの健康状態を含み、第２情報は、少なくとも１つの健康状態のそれぞれについての緊急度を含む。 【選択図】図１
Patent WO-2022149591-A1 (WO)
Title: Reinforcing fiber base material for resin transfer molding, method for producing same, reinforcing fiber laminate for resin transfer molding, and fiber-reinforced resin
Inventor: SHIRAHASE AKIHIKO
IPC: B29K101/10
Filed: 2022-01-06
Abstract: The purpose of the present invention is to provide the following: a reinforcing fiber base material and a reinforcing fiber laminate, that exhibit a good impregnability by matrix resins, that support high productivities in obtaining fiber-reinforced resin having excellent mechanical properties, e.g., impact resistance, and excellent high-temperature mechanical properties, and that exhibit excellent handling characteristics (particularly shape stability); and a method for producing a reinforcing fiber base material for resin transfer molding.　The present invention is a reinforcing fiber base material, in which a resin material is disposed on the surface on at least one side of a reinforcing fiber aggregate selected from any of [1]: reinforcing fiber yarns, [2]: reinforcing fiber yarn groups provided by aligning reinforcing fiber yarns in parallel, and [3]: reinforcing fiber fabrics constituted of [1] or [2], the reinforcing fiber base material for resin transfer molding being characterized in that the resin material is a porous resin material comprising polyamide that contains the structure with general formula (1). (In the formula, R 1  and R 2  represent hydrogen, a C1-8 alkyl group, or a halogen element, and may be the same or may be different. In the formula, R 3  represents a phenylene group or a C1-20 methylene group.)