baber/WOPTO huggingface dataset:
Patent JP-2007533774-A (JP)
Title: 有機発光ダイオード用の発光体としてカルベンリガンドを有する遷移金属錯体
IPC: B01J31/22
Filed: 2004-08-18
Abstract: 本発明は、少なくとも１つのカルベンリガンドを含有する遷移金属錯体の有機発光ダイオード（OLEDs）における使用、これらの遷移金属錯体を含有している発光層、電子または励起子のブロック層またはホールのブロック層、前記遷移金属錯体を含有しているOLEDs、本発明によるOLEDが含有されている装置ならびに少なくとも２個のカルベンリガンドを含有している特殊な遷移金属錯体に関する。
Patent JP-2007503533-A (JP)
Title: ロータブレードの編組翼桁とその製造方法
IPC: B64C27/46
Filed: 2004-08-20
Abstract: 編組によるロータブレード翼桁は、翼桁の長手軸に対して平行に配置されない斜角編組繊維を有する３軸編組物を含む。ゼロ度繊維が軸に対して平行に設けられ、翼桁の上下面に位置するように配置される。斜角繊維は、ゼロ度繊維の周囲に編組される。編組翼桁の製造方法では、多軸編組機によって編組スリーブが乾いた状態でマンドレルに形成される。マンドレルに編組スリーブが形成された後、マンドレルがマッチドメタルモールドに配置され、樹脂が含浸され、硬化される。次に完成した編組翼桁からマンドレルが取り除かれる。
Patent JP-2007506727-A (JP)
Title: α２δ−タンパク質に親和性を有するアミノ酸
IPC: A61P23/00
Filed: 2004-09-13
Abstract: カルシウムチャネルのアルファ-2-デルタ(α2δ)サブユニットに結合するある種のβ- アミノ酸を開示する。これらの化合物及びその医薬として許容し得る塩は、様々な精神疾患、疼痛及びその他の障害の治療に有用である。
Patent JP-2007500949-A (JP)
Title: 電荷蓄積場所を有するメモリ
IPC: H01L21/28
Filed: 2004-04-16
Abstract: メモリは、チャネル領域（１７２５）を含む半導体構造（１１０５）の対向する側壁に隣接するゲート構造と、ゲート構造と対向する側壁との間にある複数の電荷蓄積場所（１７１３、１７１５、１７０９及び１７１１）とを有する。チャネル領域は、２つの電流端子領域間に配置され、それらの電流端子領域は一例ではソース／ドレイン領域としての役割を果たす。メモリセルは、メモリセルのアレイ（１８０１）内に実装することができ、一方のゲート構造が１つのワード線に結合され、他方のゲート構造が別のワード線に結合される。一例では、各セルは、それぞれが１ビットのデータを記憶する、４つの電荷蓄積場所を含む。
Patent JP-2007501278-A (JP)
Title: ２−アルキニルアデノシン誘導体の製造法
IPC: C07H19/16
Filed: 2004-05-19
Abstract: 本発明は、下式Ａの２−アルキニルアデノシン誘導体またはその立体異性体、医薬的に許容しうる塩、水和物、溶媒化合物、酸塩水和物もしくは同形結晶体の製造法を提供し、該製造法は、２−ヨードアデノシン−５’−Ｎ−エチルウロンアミドを下式Ｂの化合物と接触させる工程から成る。この方法は、たとえばアデノシンレセプタ・アゴニストである２−アルキニルアデノシン誘導体の製造に有用である。       ［式中、Ｚは−Ｃ(＝Ｏ)ＯＲまたは−ＣＨ ２ ＯＣ(＝Ｏ)Ｒ、ここでＲはＣ １ 〜Ｃ ５ アルキルである］
Patent JP-2007501589-A (JP)
Title: 光信号のゲインを決定する方法及びシステム
IPC: H04B10/29
Filed: 2004-05-25
Abstract: 光信号のゲインを決定する方法は、光信号の出力パワーレベルである第１のパワーレベルを第１の光ノードで測定し、光信号を第２の光ノードに通知し、光信号の光監視チャネルで第１のパワーレベルを第２の光ノードに通知する。本方法は更に光信号を第２の光ノードで受信し、光信号の第２のパワーレベルを第２の光ノードで測定し、第１及び第２のパワーレベルに基づいて光信号のゲインを決定する。
Patent JP-2007509472-A (JP)
Title: 燃料電池の陰極に供給される及び燃料を含む液体流中の燃料の濃度を増加する装置及び方法
IPC: H01M8/10
Filed: 2004-10-21
Abstract: 【課題】       本発明は、簡単に構成され及び簡単に操作することができ、貫流方法により燃料電池の陰極に供給される担体要素と燃料の混合物中の燃料の濃度を変更又は増加することができる燃料電池用装置を提供することにある。 【解決手段】       本発明に係る装置は、燃料を貯蔵する燃料貯蔵装置と貫流装置とを有する。前記貫流装置の壁は、少なくとも一部が前記燃料に対して透過性のある膜から構成される。前記貫流装置を用いて、前記燃料と担体要素の混合物は前記貯蔵装置を通って輸送される。前記混合物中の燃料の濃度は、前記透過性膜の壁を経由して燃料拡散によって増加される。 【選択図】図１
Patent JP-2007519070-A (JP)
Title: 対話環境における構文への制約を入手し適用する機構
IPC: G06F17/00
Filed: 2004-07-22
Abstract: 本機構は、対話環境において制約を入手し、こうした制約を構文に関連づけ、次いで、構文に遭遇すると、こうした制約を構文に適用する。制約は、それぞれの構文に関連づけられたメタデータに保存され得る。制約は、構文に対して、述語ディレクティブ、ドキュメンテーションディレクティブ、解析ディレクティブ、データ生成ディレクティブ、データ認証ディレクティブ、またはオブジェクト処理およびエンコードディレクティブというデータ型を指定することができる。制約は、他のディレクティブをサポートするように拡張可能である。本機構は、対話ユーザが、対話によって制約を容易に指定することを可能にする。
Patent JP-2007517512-A (JP)
Title: 化工デンプンを含む衣用生地ミックス
IPC: A23L13/60
Filed: 2005-01-10
Abstract: 本発明は、食品のコーティングに使用するための衣用生地ミックスにおいて、これが 0.5-10％乾燥重量, 好ましくは1.5-8％乾燥重量のデンプンアルケニルスクシネート及び20-98％乾燥重量, 好ましくは25-80％乾燥重量の漂白 及び（又は） 酸化デンプンを含むことを特徴とする、上記ミックスを提供する。食品を上記ミックスでコーティングする方法及びその方法にしたがって製造された食品を提供する。
Patent JP-2007520510-A (JP)
Title: メチルヘプテノンの製造方法
IPC: C07C45/51
Filed: 2005-01-27
Abstract: メチルヘプテノン（２−メチル−２−ヘプテン−６−オン）は、リン酸水素トリス（オキサラト）またはホウ酸水素ビス（オキサラト）の存在下で２−メチル−３−ブテン−２−オールをイソプロペニルメチルエーテルと反応させることによって製造される。
Patent JP-2007522223-A (JP)
Title: 制御放出配合物
IPC: A61K31/00
Filed: 2005-02-09
Abstract: 本発明は、薬学的に活性な成分、好ましくはモルヒネ、及び水溶性ポリマーであるキトサン、及び好ましくは１種以上の酸化防止剤、１種以上の抗菌剤、及び水を含む吸収を媒介する制御放出経粘膜的配合物及びその使用方法に関する。
Patent JP-2008169272-A (JP)
Title: Water-based ink, inkjet recording method, ink cartridge, recording unit and inkjet recording device
Inventor: NAKAJIMA YOSHIO
IPC: C09D11/00
Filed: 2007-01-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide water-based ink obtained by improving jetting stability and long-term preservation stability of resin dispersion type pigment ink, and providing satisfactory appearance quality of characters and bleeding resistance.  <P>SOLUTION: The water-based ink containing a plurality of polymers and carbon black is regulated so that the plurality of the polymers may include a block copolymer and a random copolymer, and the ratio of the content A (mass%) of the block copolymer to the content B (mass%) of the random copolymer based on the whole mass of the ink may satisfy the relation of expression (1): 0.25≤A/B<1.5.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008168573-A (JP)
Title: Hollow molding, method and apparatus for producing hollow molding
Inventor: UMEZAWA TAKAO
IPC: B29L22/00
Filed: 2007-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To make the atmosphere of the inside of a hollow article high in pressure when the hollow molding 1 is produced by secondarily injecting a resin material 5 into an abutting part wherein a base 3 half split-molded by primary injection and a cover 4 are abutted together.  <P>SOLUTION: In a separation state in which the base 3 and the cover 4 are abutted to face each other before they are abutted as a secondary injection process, between opposite surfaces of first and second molds 6 and 7, a sealed space is formed by a sealing material 9 while the facing base 3 and the cover 4 are surrounded. After a high pressure state is formed by injecting expectation into the sealed space, the base 3 and the cover 4 are abutted together to inject secondarily to make the inside of the hollow article vacuum.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008171327-A (JP)
Title: Packet communication device, packet communication method, and packet communication program
Inventor: SUZUKI JUN
IPC: G06F13/10
Filed: 2007-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a packet communication device for autonomously selecting a proper operation mode before starting the service of a device according to its connecting environment with an external device.  <P>SOLUTION: When a device is connected to external buses 11 and 13, connection interface parts 121 and 126 notify an external device identification part 124 of the connection of the device. The external device identification part 124 issues an investigation packet to the device, and identifies the external device to be connected from the reply packet, and notifies an operation mode switching part 125. The operation mode switching part 125 selects an operation mode matched with the connecting environment with the external device of a packet communication device 12, and switches the operation mode of the device to the mode. The selection of those operation modes is completed before all the devices or the site of the device affected by the selection of the operation mode starts a service to the external device to which the device is connected.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007209750-A (JP)
Title: Endoscope system
Inventor: MURAKAMI KAZUSHI
IPC: A61B1/00
Filed: 2007-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an endoscope system allowing an operator to appropriately and selectively execute the operation of an operative instrument to be mounted on an electric advancing/retracting device between a manual operation and an operation actuated by a program.  <P>SOLUTION: This endoscope system is provided with an operation device, the advancing/retracting device, a control device and an operation command device. The operation device electrically operates an operation section of the operative instrument. The advancing/retracting device is electrically moves an insertion part of the operative instrument. The control device electrically connects the advancing/retracting device to the operation device. The control device is provided with a control section outputting a control signal and a storage part registering the operation program corresponding to each operative instrument. The operation command device is electrically connected to the control device and has a first operation command section and a second operation command section. When receiving a first command signal, the control device outputs a control signal corresponding to the first command signal, while receiving a second command signal, executes the operation program registered in the storage section and outputs the control signal at least either one of the advancing/retracting device or the operation device.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007216676-A (JP)
Title: Thermosensitive recording material
Inventor: KADOTA YASUHIRO
IPC: B41M5/30
Filed: 2007-01-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermosensitive recording material which excels in sticking inhibition and seal nature, develops a small amount of head dregs, and, moreover, suppresses an image density fall due to thermosensitive recording layer concealment of a protection layer.  <P>SOLUTION: The thermosensitive recording material comes to have a support, a thermosensitive recording layer which performs coloration with heat on this support, and a protection layer which makes principal component bondable resin and inorganic filler on this thermosensitive recording layer. The above-mentioned protection layer containes the above-mentioned inorganic filler of 0.6-5.0 μm of a volume mean particle diameter at 150-400% of a proportion by weight ratio to the above-mentioned bindable resin, and it is the thermosensitive recording material containing crosslinked polymethyl methacrylate particle.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008177889-A (JP)
Title: Content sharing controller and content sharing device to be controlled, and content sharing control program and content sharing program to be controlled
Inventor: NISHIMOTO TOMONARI
IPC: H04L9/08
Filed: 2007-01-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a content sharing controller and a content sharing device to be controlled, and a content sharing control program and a content sharing program to be controlled capable of sharing content between receiving side devices via an external network under the control of a broadcasting company without the needing of a large amount of management cost.  <P>SOLUTION: The content sharing controller 1 shares and uses content in receiving side devices by transmitting content sharing permission information Ic being information indicating that content obtained by decrypting encrypted content received by a receiving side can be handled as sharing content shared between the receiving side devices and content storage key information obtained by encrypting a content storage key Kc for reencrypting the sharing content with a work key Kw, and is provided with a content storage key information generating means 9 and a multiplexed signal transmitting means 13.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008177980-A (JP)
Title: Speaker equipment
Inventor: SUZUKI NOBUKAZU
IPC: H04R7/12
Filed: 2007-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide speaker equipment which provides a sound image with an expanded soundscape, outputs sounds that are faithful to sound signal, so as to increase the degrees of freedom in the selection of the shape of an acoustic diaphragm.  <P>SOLUTION: Between a driving rod 103a of a magnetostrictive actuator 103 and a pipe (acoustic diaphragm) 102, a displacement output transmitting member 134 is interposed. The transmitting member 134 includes a U-shaped member 134a, connected to the driving rod 103a and a screw (rod-like member) 134b for connecting the U-shaped member 134a to a vibration point P of the pipe 102. The transmitting member 134 connects the driving rod 103a of the actuator 103 to the vibration point P on the tubular surface of the pipe 102. The displacement output of the actuator 103 is transmitted to the vibration point P of the pipe 102 via the transmitting member 134, to vibrate the pipe 102 in the lateral direction (in a direction parallel to the tubular surface of the pipe 102), from the vibration point P in correspondence with the displacement output of the actuator 103.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008179032-A (JP)
Title: Apparatus for molding bead core for tire
Inventor: KANAZAWA TAKAHIRO
IPC: B29D30/48
Filed: 2007-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for molding a bead core for a tire which can always carry out uniform habit forming in a bead wire.  <P>SOLUTION: Since the bead wire 1 sent to the side of a molding drum 10 is made to form a habit to curve inside in the diameter direction of the molding drum 10 by a habit forming roller 12, force to return the shape of the bead wire 1 into alignment does not remain in the molded bead core 2 so that the bead core 2 without lowering fastening force to the inside in the tire diameter direction can be produced. Since a pair of auxiliary rollers 13 is pressed to the bead wire 1 wound onto the roller part 12a of the habit forming roller 12, the bead wire 1 can be pushed to the habit forming roller 12 by a constant force by the pressing of each auxiliary roller 13 even when the tension or the feed rate of the bead wire 1 is changed, so that uniform habit forming can always be carried out in the bead wire 1.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008186599-A (JP)
Title: Lighting system
Inventor: KOGASHIWA YUTA
IPC: H05B44/00
Filed: 2007-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lighting system capable of creating satisfactory stage effect and atmosphere and excellent in decoration effect.  <P>SOLUTION: Sub-panels 2-5 each having the same shape as that of a main panel 1 are pivotally mounted to respective sides of the rectangular main panel 1 through hinges 6 respectively. Surface emitting parts 1a-5a formed by organic EL elements are mounted to the lower parts of the main panel 1 and each of the sub-panels 2-5. The satisfactory stage effect and atmosphere can be created by changing the set angle of each sub-panel 2-5 to the main panel 1 and by independently controlling lighting of each surface emitting part 1a-5a.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008184163-A (JP)
Title: Bundling apparatus and bundling method
Inventor: KUSANO NOBUYUKI
IPC: G07D9/00
Filed: 2007-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bundling apparatus capable of preventing inferiority of bundling from occurring by controlling adhesive temperature and discharging temperature of a paper belt and to provide a bundling method.  <P>SOLUTION: Heat bonding is started by pressing the paper belt K by an iron 40E2 heated by a heater 40E1, and counting of a heating time timer HTm is started. Then, by comparing the measured temperature Tmp of the paper belt K measured by a temperature measuring device 40C with a set temperature Ts during heating, heating is continued until the measured temperature Tmp reaches the set temperature Ts. When the measured temperature Tmp reaches the set temperature Ts, heating of the paper belt K by pressing by the iron is stopped. At the same time, the counting of the heating time timer HTm is stopped. Then, the strip is kept cooled until the measured temperature Tmp reaches below the set temperature Td at cooling. When the measured temperature Tmp is below the set temperature Td or lower, a belt pressing member 40D and a strip bending member 40G are retreated and the bundle H is discharged. Then, the set temperature Ts at heating is corrected by the counting value of the heating time timer HTM.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008185382-A (JP)
Title: Air flow sensing sysor
Inventor: SHOKO KAZUO
IPC: F03B11/00
Filed: 2007-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air flow sensor capable of surely sensing the weak air flow free from affection of external environment such as wind.  <P>SOLUTION: In an air passage 12 of an air pipe 11 communicating with the atmosphere provided on the mid point of a penstock 6 for leading accumulated water W, a wind mill 20 which turns by the air flow into the penstock 6 accompanied with the inflow of the water W or the airflow accompanied with the outflow of the water W out of the penstock 6 is provided. The flow of the water W in the penstock 6 can be grasped by confirming whether the wind mill 20 in the air passage 12 of the air pipe 11 is turning.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008183499-A (JP)
Title: Grease applying device
Inventor: KACHI MICHIHIRO
IPC: B05C5/00
Filed: 2007-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a grease applying device in which sure application with the proper quantity on a designated site of many kinds of components to be coated is achieved with one tool.  <P>SOLUTION: The grease applying device has an air dispenser 11 connected to an air supply tube P and a syringe 12 and is constituted so that grease is sent from the syringe 12 through the grease supply tube Pg to a coater main body 13 in which the objective component is set. A coating space R where the objective component W is set and a grease applying part Wg is housed and the grease is pushed out from the grease supply tube Pg by a grease supply nozzle 14 is formed in the coater main body 13.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008187837-A (JP)
Title: System interconnection device and system
Inventor: HORIO WATARU
IPC: H02J3/38
Filed: 2007-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system interconnection device and a system interconnection system, capable of improving the utilization efficiency of a power supply device while preventing isolated operation in response to the state of power failure generated in a power distribution system to which a system interconnection device is interconnected or other distribution systems, avoiding the bad influence due to the power failure and protecting the power supply device.  <P>SOLUTION: This system interconnection device converts power from a power supply device to a predetermined AC power, and supplying power a load while interconnecting the power supply device to a power distribution system. The system interconnection device includes a receiving section for receiving power failure information including power failure state information indicating the state of the power failure, and an operation control section of separating the device from the power distribution system on the state of the power failure state information and executing isolated operation for supplying power from the power supply device to a load.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008192325-A (JP)
Title: Push-button device
Inventor: SAWADA SHINICHI
IPC: H01H13/14
Filed: 2007-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a push-button device wherein push-button members can be precisely positioned relative to an opening part, and clearances between the push-button members can be made small even when the plurality of push-button members are provided.  <P>SOLUTION: A pair of positioning parts 12 are provided in a panel member 1. A first button side positioning face 211 to abut on a first panel side positioning face in an open position, and a second button side positioning face 212 to abut on a second panel side positioning face 122 in an open position are provided in the push-button member 2 of the bush-button device. The first button side positioning face 211 abuts on the first panel side positioning face, and the second button side positioning face 212 abuts on the second panel side positioning face 122. Thereby, the push-button member 2 is positioned in two directions crossing each other (first direction and second direction).  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008190211-A (JP)
Title: Sliding door handle and sliding door
Inventor: MIYAI YUTAKA
IPC: E06B3/46
Filed: 2007-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sliding door and a sliding door handle which protects a sliding door from being broken even if the user pulls the sliding door in an erroneous direction, and assists the user to open/close the sliding door in a correct direction,.  <P>SOLUTION: The handle 13 is formed of a columnar body which has a wide lateral width on the side of a mounting surface 13b thereof and becomes narrower at a location away from the mounting surface 13b. As viewed from the user facing the sliding door, the handle is narrower at a location closer to the user. Therefore when the user places the hand on the handle 13 in order to open the sliding door, even if the user erroneously pulls the sliding door toward himself or herself, the user cannot apply sufficient force to the handle 13 due to the shape of the same, which makes the user impossible to pull the sliding door toward himself or herself. Thus fasteners and rails of the sliding door are prevented from being broken.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008196114-A (JP)
Title: Construction machine
Inventor: OKURA HIDEYUKI
IPC: E02F9/00
Filed: 2007-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To enhance shading effect by eliminating a clearance in a part close to a hydraulic pump on a fireproof wall and to simplify a structure for fixing a branch pipe.  <P>SOLUTION: An engine side fireproof wall 11 is provided on a pump side end face of an engine 2 as the fireproof wall, and the hydraulic pump 3 is mounted on a pump side fireproof wall 12 without causing a clearance between the pump 3 and it. Brackets 14, 14 are provided on the pump side fireproof wall 12, and tips of the branch pipes 13, 13 for reducing pulsation of oil pressure caused in a pump pipe are fixed to the brackets 14, 14 while they are sealed.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007213586-A (JP)
Title: Advertisement system, and advertisement control method
Inventor: SHIOMI YASUSHI
IPC: H04N21/2662
Filed: 2007-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To effectively broadcast an advertisement by properly evaluating an advertisement effect based on a new criterion different from conventional measures such as an audience rate of a broadcast program and the number of advertisement exposures.  <P>SOLUTION: An advertisement system 1 to which a user terminal 13 for requesting to receive a content and an ad server (20) are connected through a communication line. The user terminal 13 is made to perform advertising presentation according to a viewing quality rank in which a degree of user's interest in a specific content or a specific broadcast program related to the content is converted into a numeric value. The ad server 20 acquires the viewing quality rank of the user operating the user's terminal 13 and sends advertisement data of an advertisement that an advertiser has requested to the user terminal 13 based on the viewing quality rank when the content is requested to be received.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007264603-A (JP)
Title: Optical film, production process thereof, antireflection film, polarizing plate, and display device
Inventor: FUKUSHIGE YUICHI
IPC: G02B1/11
Filed: 2007-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an antireflection film having improved scratch resistance while having sufficient antireflective performance, and a process of inexpensively producing the film, and a polarizing plate and a display device equipped with the above antireflection film.  <P>SOLUTION: An optical film is disclosed that comprises a coating composition of at least a two-layered structure including a cured product of thermosetting and/or active energy ray-curing compositions on a transparent support, wherein each layer contains thermosetting and/or active energy ray-curing polyfunctional compounds, a photopolymerization and/or thermo-polymerization initiator, and metal oxide particles. The invention discloses an antireflection film produced from the optical film, a production process of the antireflection film, and a polarizing plate and a display device equipped with the antireflection film.  <P>COPYRIGHT: (C)2008,JPO&INPIT