baber/WOPTO huggingface dataset:
Patent JP-WO2018087806-A1 (JP)
Title: 画像処理方法、画像処理装置および画像処理プログラム
IPC: H04N5/357
Filed: 2016-11-08
Abstract: 画像処理装置10は、処理対象画像の行方向の解像度をその解像度よりも低い複数の解像度にそれぞれ変更することによって行方向の解像度が異なる複数の低解像度画像を生成する第１生成部11と、複数の低解像度画像のうちの２つの低解像度画像の差分をとることによって差分画像を生成する第２生成部12と、差分画像の所定の列の画素値の統計量を用いて処理対象画像の所定の列の画素値の補正量を算出する算出部13とを備える。
Patent JP-WO2018101426-A1 (JP)
Title: ロール体
IPC: B32B3/30
Filed: 2017-11-30
Abstract: 巻芯（１１）の周方向に沿って巻き付けられるロール体（１０）のシート（１２）において、各第１領域（１２Ａ）と各第２領域（１２Ｂ）とは第１の方向に沿って延びる帯状を有するとともに、第１の方向に沿う縁を含んでいる。その縁は延在方向（Ｄ１）と幅方向（Ｄ２）との両方に交差する方向に沿って延び、第１領域（１２Ａ）と第２領域（１２Ｂ）とは、交互に隣り合って並ぶ。これによって、第１領域（１２Ａ）が巻き付けられる部位、および、第２領域（１２Ｂ）が巻き付けられる部位が変化することで、巻芯（１１）に巻き付けられたシート（１２）において皺の発生が抑えられる。
Patent JP-WO2019021895-A1 (JP)
Title: 表面処理銅箔、並びにこれを用いた銅張積層板およびプリント配線板
IPC: C25D5/16
Filed: 2018-07-18
Abstract: 本発明は、優れた高周波特性と高い密着性とを両立し得る表面処理銅箔等を提供する。銅箔基体と、該銅箔基体の少なくとも一方の面に、粗化粒子が形成されてなる粗化処理層を少なくとも含む表面処理皮膜を有する表面処理銅箔であって、前記表面処理皮膜の表面を走査型電子顕微鏡（ＳＥＭ）により観察した分析領域にて、長手方向寸法ｔ１が０．１μｍ以上である粗化粒子の個数をカウントするとき、長手方向寸法ｔ１が３．０μｍ以下である粗化粒子の個数比率が、９９．０％以上であって、かつ、前記個数比率に占める長手方向寸法ｔ１が１．０〜３．０μｍである粗化粒子の個数比率が、２．０〜２０．０％であり、前記長手方向寸法ｔ１が１．０〜３．０μｍである粗化粒子に占める、短手方向寸法ｔ２に対する長手方向寸法ｔ１の比（ｔ１／ｔ２）が２以上である粗化粒子の個数比率が、２０％以上であることを特徴とする、表面処理銅箔。
Patent JP-WO2019059313-A1 (JP)
Title: 記録再生装置
IPC: H04N21/458
Filed: 2018-09-20
Abstract: 【課題】番組データの再生中に、テレビのディスプレイの下側などに、当該番組データの出演者に関する情報を表示する。 【解決手段】受信した番組データが記録される記録媒体と、前記番組データの映像データの登場対象を示すメタデータが格納される格納媒体と、前記記録媒体に記録された番組データを再生する再生手段と、前記再生手段によって番組データを再生する際に当該番組データに対応するメタデータに対応する前記登場対象に関する情報をテレビ受信機にティッカー表示させる態様で出力する出力手段と、を備える。 【選択図】図１
Patent JP-WO2018135643-A1 (JP)
Title: ゴムクローラ、ゴムクローラ成形金型、及びゴムクローラの製造方法
IPC: B29D29/00
Filed: 2018-01-19
Abstract: 無端状のゴム弾性体からなり、外周面に凸状のラグ１１がクローラ周方向に所定のピッチで形成されたゴムクローラ１０であって、ラグ１１のクローラ周方向を向く第１側面１２ａと第２側面１２ｂに、クローラ周方向から見た場合に、クローラ幅方向と交差する方向に延びる微小凸部１４が形成されている。
Patent JP-WO2018142603-A1 (JP)
Title: エレベータの制御装置および制御方法
IPC: B66B3/00
Filed: 2017-02-06
Abstract: エレベータの制御装置は、音声入力装置に入力された利用者の音声から利用者の行先階を認識し、認識した行先階に対応する音声かご呼びを登録し、音声かご呼びが登録されてから行先階にかごが到着するまでにかごが停止する停止階を含む停止階情報を生成し、生成した停止階情報に従った音声アナウンスとして、停止階をかごの停止順に知らせる第１のアナウンスと、行先階にかごが何番目に停止するかを知らせる第２のアナウンスのいずれかを行う。
Patent JP-WO2018150741-A1 (JP)
Title: スイッチ体
IPC: H01H13/78
Filed: 2017-12-26
Abstract: 課題は、配線基板に対する可動接点体の配置を変更できるスイッチ体を提供することである。スイッチ体（１００）は、第１〜第４固定接点体（１１Ａ〜１４Ａ）が形成された配線基板（１０）と、第２固定接点体（１２Ａ）と対向する受圧部（３０Ａ）、第１固定接点体（１１Ａ）と対向する第１外縁部（３１Ａ）及び第３固定接点体（１３Ａ）と対向する第２外縁部（３１Ｂ）を有する可動接点体（３０）と、を備える。第４固定接点体（１４Ａ）は、可動接点体（３０）を配線基板（１０）側に投影した投影領域よりも外方の領域に形成され、第２外縁部（３１Ｂ）を第２固定接点体（１２Ａ）が形成された領域に移動したときに、第１外縁部（３１Ａ）と対向する。
Patent WO-2019163383-A1 (WO)
Inventor: MIYAMOTO AKIYASU
IPC: F02M61/16
Filed: 2019-01-24
Abstract: 弁体を大小の二段でストロークさせることを可能としつつ、かつ、開弁動作の応答性を向上することができる燃料噴射弁等を提供する。このため、第一可動子２０１は、磁気コア１０７に吸引される。第二可動子２０２は、第一可動子２０１と別体で構成され、第一可動子２０１よりも内径側において磁気コア１０７に吸引される。弁体１０１は、第二可動子２０２よりも上流側につば部１０１ａを有する。スペーサ２１３は、閉弁状態においてつば部１０１ａと第二可動子２０２との間に軸方向の隙間（空隙ｇ１）を形成する。
Patent WO-2019146747-A1 (WO)
Title: Coating agent supply device
Inventor: KAWAMURA RYUJI
IPC: C09D201/00
Filed: 2019-01-25
Abstract: Through the present invention, a moisture-proof coating agent is received in a coating agent accommodating bag and the moisture-proof coating agent does not directly come in contact with air inside an accommodating tank for accommodating the moisture-proof coating agent when the inside of the accommodating tank is pressurized with air and the moisture-proof coating agent is pressure-fed.
Patent WO-2019163459-A1 (WO)
Title: Internal-combustion engine control device, and internal-combustion engine control method
Inventor: ORYOJI Kazuhiro
IPC: F02P5/152
Filed: 2019-01-31
Abstract: Provided are an internal-combustion engine control device and control method with which it is possible to prevent excessive ignition timing retardation while suppressing the occurrence of knocking.
This internal-combustion engine control device for controlling an internal-combustion engine is provided with a knock occurrence frequency detecting unit which detects a knock occurrence frequency in a cylinder, and a cylinder wall temperature calculating unit which calculates a wall temperature of the cylinder on the basis of the knock occurrence frequency detected by the knock occurrence frequency detecting unit.
Patent WO-2020161788-A1 (WO)
Inventor: NAGATA AYAKO
IPC: G06F9/50
Filed: 2019-02-05
Abstract: The present invention is provided with: a demand processing unit (141) which transmits, to another information processing apparatus (110) via a communication interface unit (112), a first process distribution demand for asking for execution of a first process on first data; and a request destination selection unit (142) that, upon receipt of forwarding of the first data, receives, via the communication interface unit (112) as a response to the first process distribution demand, a first likely reply time calculated as a time required prior to obtaining of a reply of a first process result through execution of the first process on the first data, that, using said first likely reply time, selects, from among a plurality of information devices (110), a request destination for asking for the execution of the first process, and that asks, via the communication interface unit (112), the selected request destination to execute the first process on the first data.
Patent WO-2019156204-A1 (WO)
Inventor: NISHIHARA MASAMICHI
IPC: C08L71/00
Filed: 2019-02-08
Abstract: La présente invention concerne une composition contenant un polymère donneur d'électrons (D) et un polymère accepteur d'électrons (A). Le polymère donneur d'électrons (D) a une unité constitutive représentée par la formule (1a). Dans la formule (1a), Y 1a est un groupe divalent représenté par la formule (3a), et le polymère accepteur d'électrons (A) a une unité constitutive représentée par la formule (4a) (les symboles dans les formules sont tels que décrits dans la description).
Patent WO-2019163589-A1 (WO)
Title: Motor control system, and power steering system
Inventor: ENDO SHUJI
IPC: H02P23/04
Filed: 2019-02-13
Abstract: This motor control system is provided with: an inverter that drives a motor; and a control calculation unit that subjects the inverter to feedback control. The control calculation unit is provided with: a voltage control calculation unit that calculates, on the basis of a current deviation between a current command value and an actual current detection value, a voltage command value that indicates a voltage to be applied from the inverter to the motor; and a torque ripple compensation calculation unit that adds, to a downstream signal value in a flow of signals passing through the voltage control calculation unit, a compensation value for compensating a torque ripple with respect to the motor. The torque ripple compensation calculation unit is provided with: a phase compensation unit that calculates a compensation value component with respect to the voltage control calculation unit on the basis of an actual angular speed value that indicates the angular speed at which the motor rotates; and a reverse characteristic calculation processing unit that calculates, on the basis of a reverse characteristic of an electrical characteristic of the motor, a compensation value component for compensating the torque ripple.
Patent WO-2019160041-A1 (WO)
Title: Image processing device, microscope system, image processing method and image processing program
Inventor: DOHI MASAHITO
IPC: G02B21/36
Filed: 2019-02-14
Abstract: An image processing device provided with a pixel value histogram generation unit (4) for generating a pixel value histogram of a plurality of pixels included in an image, a background pixel value setting unit (5) for setting a background pixel value (A) using the peak value of the histogram generated by the pixel value histogram generation unit (4), a noise range setting unit (6) for setting a noise range (B) of the background pixel values (A) set by the background pixel value setting unit (5), and a pixel value replacement unit (7) for replacing pixel values present in the noise range (Ａ±Ｂ) set by the noise range setting unit (6) with a discretionary single pixel value.
Patent WO-2020157995-A1 (WO)
Inventor: YANAGISAWA SATOSHI
IPC: G06Q30/06
Filed: 2019-02-15
Abstract: 情報処理端末に、情報処理端末の位置を示す位置情報を取得するステップと、位置情報を情報処理装置に送信するステップと、情報処理装置から、位置情報に対応づけられる１以上の商品に関する表示データを受信するステップと、撮像部により撮影された画像内の領域であって、ユーザの安全性に関する所定条件を満たす第１領域を取得するステップと、画像に対応する現実の空間又は画像のうち、取得された第１領域に１以上の商品に関する表示データを出力するステップと、を実行させるプログラムを提供する。
Patent WO-2020174524-A1 (WO)
Title: Electrostatic sound wave generation device and electrostatic speaker
Inventor: JOERG FROEMEL
IPC: H04R19/02
Filed: 2019-02-25
Abstract: [Problem] To provide an electrostatic sound wave generation device and an electrostatic speaker that make it less likely that dust, water, humidity, or the like will enter the interior of the device, and make it possible to reduce consumed power and increase sound quality. [Solution] A flat fixed electrode 11 has a through hole 11a penetrating through the thickness of the electrode. A vibrating body 12 that is in the form of a plate or film and a vibrating electrode 13 are arranged on one surface side and another surface side, respectively, of the fixed electrode 11, and are provided so as to be movable in the thickness direction with respect to the fixed electrode 11. A connecting member 14 connects the vibrating body 12 and the vibrating electrode 13 through the through hole 11a of the fixed electrode 11 so that the vibrating body 12 and the vibrating electrode 13 move in the same direction. An audio signal inputting means 16 is provided so as to be able to apply a voltage to the fixed electrode 11, the vibrating body 12, and the vibrating electrode 13 so that: electrostatic attraction between the fixed electrode 11 and the vibrating body 12 causes the vibrating body 12 to move; and electrostatic attraction between the fixed electrode 11 and the vibrating electrode 13 causes the vibrating electrode 13 to move.
Patent WO-2019230100-A1 (WO)
Title: Push switch
Inventor: MIYAMOTO JUNICHI
IPC: H01H13/52
Filed: 2019-03-05
Abstract: This push switch is provided with: a pressing member having a pressing section to which a pressing operation is applied, and also having an elastically deformable peripheral wall section which extends outward and downward from the outer periphery of the pressing section; a dome-shaped movable contact provided below the pressing member; an interposed member which is provided between the pressing member and the movable contact, receives the lower end of the peripheral wall section, and is pressed by the pressing member to press the movable contact; a first stationary contact provided while being in contact with the movable contact; and a second stationary contact provided so as to be capable of coming into contact with and separating from the movable contact. When the pressing member is pressed by the pressing operation, the peripheral wall section elastically deforms and the lower end of the peripheral wall section presses the interposed member.
Patent WO-2020188698-A1 (WO)
Inventor: KOBAYASHI KEIKO
IPC: C08B3/06
Filed: 2019-03-18
Abstract: The purpose of the present invention is to provide microparticles that exhibit excellent biodegradability, tactile properties, and lipophilicity. Provided are cellulose acetate-containing particles having an average particle size of 80 nm to 100 μm, a sphericity of 0.7 to 1.0, a surface smoothness of 80% to 100%, and a surface contact angle versus water of at least 100°. The cellulose acetate has a total degree of acetyl substitution of 0.7 to 2.9.
Patent WO-2019188590-A1 (WO)
Title: Nonaqueous electrolyte secondary battery and method for producing nonaqueous electrolyte secondary battery
Inventor: KAMO Hiromichi
IPC: H01M4/139
Filed: 2019-03-19
Abstract: The present invention relates to a nonaqueous electrolyte secondary battery (10) which is provided with: a positive electrode (1) which comprises a positive electrode collector (11) and a positive electrode active material layer (12) that is arranged on the surface of the positive electrode collector (11); a negative electrode (3) which comprises a negative electrode collector (31) and a negative electrode active material layer (32) that is arranged on the surface of the negative electrode collector (31); a nonaqueous electrolyte which contains lithium ions; a separator (2) which is arranged between the positive electrode (1) and the negative electrode (3); and a particle layer (4) which is arranged on one or both of the surface of the positive electrode (1) and the surface of the negative electrode (3). This nonaqueous electrolyte secondary battery (10) is configured such that the ratio of the specific surface areas A of the particles contained in the particle layer (4) to the specific surface areas B of the particles contained in the positive electrode active material layer (12), namely A/B is more than 0.2 but less than 1.5.
Patent WO-2020188813-A1 (WO)
Title: 細胞解析装置
Inventor: KIMURA KATSUTOSHI
IPC: G01N33/48
Filed: 2019-03-20
Abstract: 細胞を解析するための細胞解析装置であり、１又は複数の培養容器を含む所定の撮影対象領域に亘る、細胞の観察画像を取得する画像取得部（１，２０－２３）、画像取得部により得られた観察画像全体又は該画像中の所定の解析対象領域から、細胞が存在する又は特徴的な細胞が存在する細胞領域を抽出する特定領域抽出部（２５）と、特定領域抽出部により抽出された細胞領域について、その領域の大きさ及び／又は形状に関する指標値を算出する指標値算出部（２６）と、互いに異なる複数の時点において、同一の１又は複数の培養容器中の細胞に対し、画像取得部、特定領域抽出部、及び指標値算出部によりそれぞれ算出された指標値を用い、該指標値の時間的な変化を示すグラフを作成し、該グラフを表示部（４）に表示させる表示処理部（２８）と、を備える。
Patent WO-2019189153-A1 (WO)
Title: Support system, support method, support program, and recording medium on which support program is recorded
Inventor: MAKI SHIN
IPC: A61B5/05
Filed: 2019-03-26
Abstract: A support system is provided which can support predicting worsening of heart failure on the basis of the Nohria-Stevenson classification. This support system (10) supports predicting worsening of heart failure. The support system comprises: a data acquisition unit (211) which acquires time series data D1 of the blood congestion amount in at least part of the body of the patient P, and time series data D2 of the blood flow amount in the patient's limbs; an evaluation unit (214) which uses the time series data of the blood congestion amount and the time series data of the blood flow amount to calculate, as a time series, comprehensive evaluation values V1, V2 corresponding to the degree of blood congestion amount and the degree of the blood flow amount in the limbs; and a prediction unit (215) which uses the comprehensive evaluation values in the time series to predict changes in the comprehensive evaluation values.
Patent WO-2019189320-A1 (WO)
Inventor: YAMAUCHI HIROSHI
IPC: H04Q9/00
Filed: 2019-03-27
Abstract: The invention addresses the problem of providing a work vehicle that can prevent mistakes and confusion in primary settings even when a plurality of operators each operate a remote operation terminal. This work vehicle (crane 1) comprises a work device 40 that is operable using a remote operation terminal 13, wherein a primary setting of the work device 40 can be changed with the remote operation terminal 13 and when one of the plurality of remote operation terminals 13 changes a primary setting, the change is reflected in the other remote operation terminals 13.
Patent WO-2020202370-A1 (WO)
Inventor: MATSUNAGA HIDEKI
IPC: H04W28/08
Filed: 2019-03-29
Abstract: This control device acquires information relating to communication quality at a base station where a prescribed type of communication is performed, and executes control for moving a mobile base station to a position associated with said base station when the communication quality is determined as being inferior to a prescribed communication quality.
Patent WO-2019235050-A1 (WO)
Title: Object detection method and object detection device
Inventor: SEKII TAIKI
IPC: G06T7/60
Filed: 2019-04-03
Abstract: An object detection method includes: a candidate detection step (S1) for detecting candidates of an area on an image, which is occupied by a plurality of objects; a relationship score detection step (S2) for referring to, for each of the detected candidates, a different candidate within a preset range around one candidate with the candidate as the one candidate, and detecting a relationship score which indicates a likelihood of a predetermined relationship of the one candidate with respect to the different candidate; an object decision step (S3) for deciding the area of the plurality of objects from among the detected candidates on the basis of a predetermined algorithm; and a relationship decision step (S4) for deciding a relationship among the plurality of objects on the basis of the detected relationship score for a pair of candidates corresponding to the decided area.
Patent WO-2019198589-A1 (WO)
Inventor: YASUDA HIDEKI
IPC: B32B7/023
Filed: 2019-04-03
Abstract: 基材、及び、バインダーと扁平状導電性粒子とを含む遠赤外線反射層を有し、上記扁平状導電性粒子の平均粒子径を平均厚みにより除して得られる値が、２０以上であり、上記遠赤外線反射層の厚みｙ ｎｍが、上記扁平状導電性粒子の平均厚みの３倍以上であり、上記扁平状導電性粒子の上記遠赤外線反射層における体積分率ｘが０．４以上であり、上記体積分率ｘと上記厚みｙとの積ｘ×ｙが、下記式Ａを満たす遠赤外線反射膜、上記遠赤外線反射膜を備える遮熱フィルム、及び、上記遠赤外線反射膜を備える遮熱ガラス。
Patent WO-2019208253-A1 (WO)
Title: Antenna device and communication terminal apparatus
Inventor: NASU TAKAFUMI
IPC: H01Q5/378
Filed: 2019-04-12
Abstract: An antenna device (101) comprises: a first radiation element (11); a second radiation element (12); a first coil (L1) connected to the first radiation element (11) or a feed circuit (30); a second coil (L2) connected to the second radiation element (12), and coupled to the first coil (L1) by an electromagnetic field; and an inductor (L12). The first radiation element (11) and the second radiation element (12) are coupled by an electric field. The resonance frequency of a harmonic in a resonance circuit composed of a transformer composed of the first coil (L1) and the second coil (L2), the inductor (L12), and the second radiation element (12) is generated in a communication frequency band, and the resonance frequency of this harmonic is the frequency of a (2n+1)-fold wave where n is an integer of 1 or more.
Patent WO-2019216246-A1 (WO)
Title: Cleaning system, cleaning unit, and cleaning method
Inventor: HIGUCHI HIROKAZU
IPC: G02B23/24
Filed: 2019-04-25
Abstract: [Problem] To provide a cleaning system, a cleaning unit, and a cleaning method that provide enhanced cleaning performance. [Solution] The present invention is provided with: a tubular reservoir which holds a pH adjusting liquid therein and which has a hollow space above the pH adjusting liquid; a filling passage which is connected to the top of the reservoir and through which carbon dioxide gas is filled in the hollow space at a constant regulated pressure; a carbon dioxide gas cylinder which is connected to an input side of the filling passage; a liquid delivery passage which is connected to a lower part of the reservoir and through which the pH adjusting liquid is delivered to a conduit of a to-be-cleaned instrument at a regulated pressure; a liquid concentrate introduction passage which is connected to the reservoir and through which a cleaning liquid concentrate used to prepare the pH adjusting liquid is introduced into the reservoir; and a liquid concentrate tank which is provided to an input side of the liquid concentrate introduction passage so as to store the cleaning liquid concentrate therein. The regulated pressure is obtained after regulating the filling pressure of the carbon dioxide gas cylinder by a filling pressure regulator provided to the filling passage and a liquid delivery pressure regulator provided to the liquid delivery passage. The conduit of the to-be-cleaned instrument is cleaned with the pH adjusting liquid.
Patent WO-2019212046-A1 (WO)
Title: Production method for heated ozone water, heated ozone water, and semiconductor wafer-cleaning liquid
Inventor: SHIRAI YASUYUKI
IPC: G03F7/42
Filed: 2019-04-26
Abstract: Provided are: a heated ozone water production method capable of producing a heated ozone water having a very high ozone concentration by inhibiting the reduction of the ozone concentration of a high-concentration heated ozone water; a heated ozone water; and a semiconductor wafer-cleaning liquid using the heated ozone water. This method is for producing a heated ozone water obtained by dissolving ozone in pure water, the method being characterized by comprising: a pH adjustment step for adjusting the pH of the pure water to 3 or less by adding an acid to the pure water; a dissolution step for dissolving ozone gas in the pure water of which the pH is adjusted subsequent to the pH adjustment step; and a heating step for heating the pure water, the pure water having the adjusted pH, or the ozone water after the dissolution step, to 60°C or higher.
Patent WO-2020049797-A1 (WO)
Inventor: HAGIO Tomoyuki
IPC: G10K11/16
Filed: 2019-05-09
Abstract: 【課題】　後部座席の搭乗者と前部座席の搭乗者との会話の明瞭性を維持しつつ、車室内の不要な音を吸収することができる車両用吸音材を提供する。 【解決手段】　少なくとも繊維材と表皮材とが一体成形された本体部を備え、車室内に取付られた車両用吸音材であって、前記本体部の少なくとも一部に設けられた吸音部は、前部座席のヘッドレスト下面から下方への鉛直距離Ｅｌｈが０．１～０．４ｍの範囲内で車室内に取り付けられるように形成され、通気抵抗ＡＦＲ（Ｎｓ／ｍ ３ ）及び鉛直距離Ｅｌｈ（ｍ）が、２１０＜ＡＦＲ＋１０／Ｅｌｈ＜３０２０の関係を満たすことを特徴とする。
Patent WO-2019225519-A1 (WO)
Title: Plasma treatment device
Inventor: IIZUKA HACHISHIRO
IPC: C23C16/505
Filed: 2019-05-17
Abstract: This plasma treatment device has a support part, a filter part, and a raising/lowering part. The support part supports a loading stage on which a body to be treated as an object for plasma treatment is loaded, and wiring used in plasma treatment is disposed in the support part. The filter part is connected to an end part of the wiring, and attenuates noise propagated through the wiring. The raising/lowering part raises and lowers the support part and filter part as an integrated body.
Patent WO-2020255342-A1 (WO)
Inventor: ARAI KENICHI
IPC: H04L29/02
Filed: 2019-06-20
Abstract: Provided is a transmission control method for a transmission device compliant with an OSI reference model. The transmission control method comprises: a generation step S101 of generating a payload in an upper layer; and a communication processing process step S103 of executing or stopping a communication processing process of the payload in a lower layer on the basis of inputted control information.
Patent WO-2020049849-A1 (WO)
Title: Light guide plate, method for manufacturing light guide plate, and image display device using same
Inventor: UTSUGI TAKERU
IPC: G02B5/32
Filed: 2019-07-02
Abstract: The purpose of the present invention is to provide a light guide plate, a method for manufacturing the light guide plate, and an image display device using the same, which can be applied to incident light with a wide light angle range and a wide wavelength range, and can suppress a decrease in optical efficiency while maintaining high see-through performance. In order to achieve the above purpose, the light guide plate has a light diffraction unit that diffracts the incident light by a multiplexed hologram, wherein the light diffraction unit has at least two regions, and the respective regions diffract light having different wavelengths when certain parallel light is incident.
Patent WO-2020044788-A1 (WO)
Inventor: MINAGAWA YU
IPC: C09D7/47
Filed: 2019-07-04
Abstract: La présente invention concerne : une composition de peinture qui supporte une opération de revêtement simple et possède une mouillabilité élevée sur des substrats organiques ; un film de revêtement résistant à la production de craquelures lors du séchage ; et un article doté du film de revêtement. La présente invention concerne une composition de peinture comprenant de la silice colloïdale et des nanofibres de cellulose oxydées. La composition de peinture selon la présente invention peut contenir en outre une résine soluble dans l'eau, un composé de dérivés du silane, un tensioactif, de l'eau et un alcool. Un film de revêtement peut être produit à l'aide de la composition de peinture selon la présente invention. Un article doté du film de revêtement selon la présente invention peut également être obtenu.