baber/WOPTO huggingface dataset:
Patent JP-2023056959-A (JP)
Title: Solid proton conductor and manufacturing method thereof, electrolyte membrane for fuel cell, and fuel cell
Inventor: MATSUDA ATSUNORI
IPC: H01M4/86
Filed: 2021-10-08
Abstract: To provide a solid proton conductor having good proton conductivity in a medium temperature range of 100°C to 250°C under a non-humidified condition, a manufacturing method of the same, an electrolyte membrane for a fuel cell containing the solid proton conductor, and a fuel cell.SOLUTION: A solid proton conductor 1 according to the present invention includes a composite material including a particle portion 2 made of an inorganic oxide, and a covering portion 3 covering at least a portion of the particle portion 2 and containing a salt formed by a nitrogen atom-containing heterocyclic ring-containing compound and an acid, and the inorganic oxide is preferably at least one selected from SiO2, TiO2, SnO2, ZrO2, MnO2, WO3, and Al2O3.SELECTED DRAWING: Figure 1
Patent JP-2023057250-A (JP)
Title: ballpoint pen for skin writing
Inventor: SAEKI YURI
IPC: B43K7/01
Filed: 2021-10-11
Abstract: To provide a ballpoint pen for skin writing, which is excellent in writing on the skin, gives a clear and well-colored handwriting, has excellent fixability, and is excellent in erasability.SOLUTION: Provided is a ballpoint pen for skin writing, including a ballpoint pen tip that holds a ball rotatably at the tip of an ink container, and an ink composition contained in the ink container. The ink composition includes a colorant, an acrylates copolymer, a preservative, a shear thinning agent, and water.SELECTED DRAWING: None
Patent JP-2023064765-A (JP)
Title: On-vehicle electronic control device
Inventor: KURATA TAKASHI
IPC: H05K9/00
Filed: 2021-10-13
Abstract: To provide an on-vehicle electronic control device, achieving a reduction in conduction noise by a coil pattern while achieving a reduction in radiation noise.SOLUTION: An on-vehicle electronic control device includes a metal housing 4 that accommodates a control board 1 on which a first connector 2a and a second connector 2b are mounted in parallel and in which an opening 6 through which the first connector 2a and the second connector 2b are connected to the outside. In the metal housing 4, a metal support 7 dividing the opening 6 is provided and a coil pattern centered on the metal support 7 is formed on the control board 1.SELECTED DRAWING: Figure 1
Patent JP-2023059393-A (JP)
Title: Analysis method, program and manufacturing method of semiconductor device
Inventor: SHIMIZU YUSUKE
IPC: H01L29/861
Filed: 2021-10-15
Abstract: To enable accurately analyzing a defect rate of a semiconductor device.SOLUTION: Provided is an analysis method comprising: a measurement step that acquires measurement values of a first characteristic and a second characteristic of a plurality of semiconductor devices of a measurement group in which concentration of a first impurity and an irradiation amount of a charged particle beam are included in a setting range; a measurement distribution generation step that generates measurement distribution indicating distribution of the measurement value of the first characteristic and the second characteristic in the measurement group; a virtual distribution generation step that simulates the first characteristic and the second characteristic of a plurality of virtual semiconductor devices on the basis of the measurement distribution to generate virtual distribution in which samples of the first characteristic and the second characteristic are distributed in a more wider range than the measurement distribution; and a defect rate calculation step that calculates a defect rate in the virtual distribution.SELECTED DRAWING: Figure 8
Patent JP-2023060649-A (JP)
Title: Cereal sorting screen drum device
Inventor: YASUNAGA TOMOHARU
IPC: B07B1/22
Filed: 2021-10-18
Abstract: To provide a cereal sorting screen drum device which can easily and quickly exchange a porous screen of a sorting drum, efficiently sort a collected raw material to cereals and contaminants, can quickly sort cereals having different sizes, reduces damage of a raw material by cushioning property, suppresses clogging and can maintain sorting efficiency.SOLUTION: A sorting drum 2 is inclined downward and is mounted on a trestle 1, and is rotationally driven by a deceleration motor 15. The trestle 1 is provided with a cereal discharge duct 1D positioned below the sorting drum 2. The sorting drum 2 is composed of a screen frame, a rotary shaft 5 arranged in the screen frame, a paddle shaft 7 externally fit to the rotary shaft 5, a plurality of feed blades which are arranged in a circumferential direction in the paddle shaft 7 so as to be separated from each other in an axial direction and has an outer peripheral end fastened to the screen frame, and a porous screen 4 which is wound around the outside of the screen frame and is composed of a soft synthetic resin material, and the sorting drum 2 is wholly covered with a cover 9.SELECTED DRAWING: Figure 4
Patent JP-2023064324-A (JP)
Title: plasma arc system
Inventor: TAKADA CHIKARA
IPC: B23K31/00
Filed: 2021-10-26
Abstract: To provide a plasma arc system which can suppress torch burning due to pilot arc.SOLUTION: A plasma arc welding system B1 comprises: a torch 12 having a nonconsumable electrode 121 and a plasma nozzle 122 which surrounds the nonconsumable electrode 121; a pilot arc power supply circuit 31 which causes pilot arc current Ip to flow between the nonconsumable electrode 121 and the plasma nozzle 122; and a pilot arc voltage detection circuit 36 which detects a voltage value of pilot arc voltage Vp between the nonconsumable electrode 121 and the plasma nozzle 122. The pilot arc power supply circuit 31 detects arc abnormality when the voltage value is a threshold V0 or more.SELECTED DRAWING: Figure 1
Patent JP-2022009596-A (JP)
Title: Self-sealing tubular grafts, patches, and methods for making and using them
IPC: A61F2/06
Filed: 2021-10-27
Abstract: PROBLEM TO BE SOLVED: To provide self-sealing devices that are implantable within a patient's body and apparatuses, systems, and methods including such self-sealing devices. 
     SOLUTION: A self-sealing tubular graft is provided for implantation within a patient's body that includes an elongate tubular body including first and second self-sealing cannulation regions and a loop region extending between the first and second cannulation regions. The loop region includes one or more reinforcement members attached to a first length of the loop region and extending at least partially around a circumference of the tubular body. For example, the reinforcement members may include one or more sinusoidal or zigzag members extending along the first length with alternating peaks and valleys extending at least partially around the circumference of the tubular body. Self-sealing patches are also provided that include one or more reinforcement members embedded within base material. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023065120-A (JP)
Title: Material lifting method for repair or reinforcement of bridge pier of box girder bridge
Inventor: MIYAZAKI MASAYA
IPC: E01D22/00
Filed: 2021-10-27
Abstract: To provide a material lifting method for repair or reinforcement of a bridge pier of a box girder bridge that can be applied to repair or reinforcement work of the box girder bridge and can obtain a reaction force of a material lifting from an existing bridge without damaging a concrete structure of the bridge to be repaired or reinforced.SOLUTION: In a repair or reinforcement work of a bridge pier P1 of a box girder bridge B including a box girder G1, a sandwich-type overhead rail 1 including an upper limb material 2 installed along an upper surface of the box girder G1, a lower limb material 3 installed along a bottom surface of the box girder G1, and a right and left pair of connecting materials 4 connecting the upper limb material 2 and the lower limb material 3 is installed between the upper limb material 2 and the lower limb material 3 sandwiching the box girder G1 vertically, without using a post-construction anchor, and a reaction force is obtained from the box girder G1 by the sandwich-type overhead rail 1 to lift a material used in the repair or reinforce work of the bridge pier P1 of the box girder bridge B.SELECTED DRAWING: Figure 1
Patent JP-2023066961-A (JP)
Title: work machine
Inventor: Aizawa sotaro
IPC: B25C1/06
Filed: 2021-10-29
Abstract: To provide a work machine configured to suppress a driving failure from being caused due to power shortage.SOLUTION: A work machine 10 comprises: a magazine part 54 that stores a plurality of connected stoppers into a roll shape; an injection part 32 to which the stoppers are supplied; a driver blade 30 that hits the stoppers held on the injection part 32 to one side in a first direction AR1; an electric motor 15 that receives electric power to drive the drive blade 30; a feeder part 62 that can move in a second direction AR2 crossing the second direction AR1 and moves to one side in the second direction AR2 to supply the stopper stored in the magazine part 54 to the injection part 32; a solenoid 60 that receives electric power to drive the feeder part 62; and a control part 73 that when a load on the electric motor 15 satisfies a first condition, permits the solenoid 60 to drive the feeder part.SELECTED DRAWING: Figure 1
Patent JP-2023068863-A (JP)
Title: Primary heat exchanger and water heater
Inventor: TAKEUCHI RYO
IPC: F28D7/16
Filed: 2021-11-04
Abstract: To prevent a guide member from falling during a brazing process.SOLUTION: A primary heat exchanger 5 includes an inner casing 20, a plurality of heat transfer fins 21, a plurality of heat transfer pipes 22, and a guide member 70. In the primary heat exchanger 5, the guide member 70 includes: a plate portion 71 disposed along an inner face of the inner casing 20 and extending in a second direction; an extension portion 73 extending from an upstream-side end portion of the plate portion 71 toward an inner side of the inner casing 20 in a combustion exhaust flowing direction; and an inclined plate portion 72 inclined toward the inner side of the inner casing 20 from a downstream-side end portion of the plate portion 71 as approaching a downstream side. As the extension portion 73 is held between an inner face of the inner casing 20 and the heat transfer fin 21 closest to the inner face, the plate portion 71 is held in a state of being kept into close contact with the inner face of the inner casing 20.SELECTED DRAWING: Figure 14
Patent JP-2022077995-A (JP)
Title: Method, computer program, and computer system (virtualization of specific value in guest configuration based on underlying host symbol repository)
Inventor: AHILAN RAJADEVA
IPC: G06F16/176
Filed: 2021-11-10
Abstract: To virtualize specific values of a guest configuration on the basis of underlying hot symbol substitution values.SOLUTION: A method opens a symbolic link located in a traditional file system of a virtual guest. Each symbol of a symbol-based file is extracted from a symbol-based file by being accessed from the traditional file system through a symbolic link. The virtual guest issues a privileged instruction to a hypervisor about each symbol in the symbol-based file so as to acquire a substitution value from a symbol table that is stored in hypervisor storage. The substitution value about each symbol is returned to the virtual guest, and replaces the symbol in the symbol-based file. The substitution value is acquired from the symbol-based file by using the symbolic link from the traditional file in response to a file read request about the traditional file.SELECTED DRAWING: Figure 2
Patent JP-2023073168-A (JP)
Title: Simple curtain for vehicle
Inventor: AIZAWA TAISHI
IPC: B60J3/00
Filed: 2021-11-15
Abstract: To provide a simple curtain for a vehicle that can be easily expanded into and detachably attached to a vehicle interior and can handle a problem of a storage location for the curtain that is made compact when the curtain is not used.SOLUTION: A simple curtain for a vehicle having a rectangular seat shape that can be folded back has a structure in which a plurality of first hook-and-loop fasteners for attaching the simple curtain to an inner wall of a vehicle interior are mounted at a constant interval on the vicinity of an at least one long side, of the simple curtain being expanded, a belt-like seat longer than one side of a surface exposed to the outside, of the simple curtain being folded back, is joined to the surface so that both ends of the seat protrude to the outside of the curtain being folded back, and second hook-and-loop fasters for attaching both end parts of the belt-like seat to the inner wall of the vehicle interior are mounted on both end parts of the belt-like seat.SELECTED DRAWING: Figure 4
Patent JP-2023075448-A (JP)
Title: Tire air pressure monitoring system
Inventor: KOSUGI MASANORI
IPC: B60C23/04
Filed: 2021-11-19
Abstract: To make an intended detector easy to start and make an unintented detector hard to start by outputting a start signal from an initiator.SOLUTION: A tire air pressure monitoring system includes: detectors (31a, 31b, 33a, 33b) arranged in a tire on a rear left side; detectors (32a, 32b, 34a, 34b) arranged in a tire on a rear right side; an initiator (61) arranged on the rear left side; an initiator (62) arranged on the rear right side; and a monitoring unit. When the monitoring unit starts the detectors (31a, 31b, 33a, 33b) on the rear left side, the monitoring unit causes the initiator (61) on the rear left side to transmit the start signal and causes the initiator (62) on the rear right side to transmit the offset signal. Output intensity of the offset signal is smaller than that of the start signal and the phase of the offset signal is opposite to that of the start signal.SELECTED DRAWING: Figure 5
Patent JP-2023081131-A (JP)
Title: Louver material, construction method thereof and louver structure
Inventor: NISHIOKA YUKI
IPC: E04F13/08
Filed: 2021-11-30
Abstract: To easily manufacture louver materials L to be installed in the ceiling of a building at a low cost, even if height and width of the louver materials L vary, and facilitate installation and positioning of the louver materials L.SOLUTION: A louver material L comprises a core material 1 having a fixing portion 9 at a base end that is detachably fixed to a stringer 31 of a ceiling portion of a building, and a decorative material 20, U-shaped in cross section, which is integrally attached to the core material 1 by an adhesive A while being covered with the core material 1 from the tip side. The core material 1 includes a pair of side wall portions 2 arranged facing each other, while the inner surface of the decorative material 20 has an adhesive portion 23 that is bonded to the outer surface of the side wall portion 2 of the core material 1 by the adhesive A, and a recess 24 for collecting the adhesive A is formed in the side wall portion 2. In addition, the core material 1 is provided with an overhang 12 that is in contact with an opening side end surface of the decorative material 20 to position the decorative material 20 against the core material 1.SELECTED DRAWING: Figure 6
Patent JP-2023082470-A (JP)
Title: tire
Inventor: YAMAMOTO KEISUKE
IPC: C08K3/04
Filed: 2021-12-02
Abstract: To provide a tire in which the total performance of the grip performance in the time of straight travel under a high-speed travel condition and the grip performance in the time of cornering is improved.SOLUTION: A tire includes a tread part whose mounting direction to a vehicle is designated. The tread part includes an inner side tread rubber layer which constitutes a vehicle inner end side in the time of mounting to the vehicle; and an outer side tread rubber layer which constitutes a vehicle outer end side. A ratio (D/WL) of a distance D to an interface between the inner side tread rubber layer and the outer side tread rubber layer from a vehicle outer ground contact end to a distance WL between both ground contact ends is equal to or greater than 0.50. An average value tanδAin of a loss tangent tanδ at 0°C to 50°C of the inner side tread rubber layer measured under a condition of 10 Hz of a frequency, 1% of an initial strain and ±0.1% of an amplitude is equal to or less than 0.30. An average value tanδAout of the loss tangent tanδ at 0°C to 50°C of the outer side tread rubber layer measured under a condition of 10 Hz of the frequency, 1% of the initial strain and ±0.1% of the amplitude is equal to or greater than 0.40.SELECTED DRAWING: None
Patent JP-2022028944-A (JP)
Title: Sanitary equipment
IPC: A47K1/04
Filed: 2021-12-08
Abstract: PROBLEM TO BE SOLVED: To solve the following problem: an offensive odor from within a trap sometimes reaches a drainage tank or beauty is sometimes deteriorated by a communication structure directed toward the trap from the drainage tank, because the drainage tank of sanitary equipment directly communicates with the trap. 
     SOLUTION: In sanitary equipment of the present invention, a drain channel for discharging hot and cold water from a drainage tank is provided below the drainage tank, and a check device for guiding the hot and cold water, which is discharged from the drainage tank, in a downstream direction of the drain channel is provided in the drain channel. The sanitary equipment, which is more excellent in hygiene and which improves beauty, can be provided. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023087215-A (JP)
Title: Frequency delta-sigma modulation signal output circuit and sensor module
Inventor: GOHARA MASAYOSHI
IPC: G01P15/09
Filed: 2021-12-13
Abstract: To provide a frequency delta-sigma modulation signal output circuit capable of generating a frequency delta-sigma modulation signal with reduced noise components.SOLUTION: A frequency delta-sigma modulation signal output circuit includes: a phase modulation circuit that generates a phase modulation signal by generating n delay signals by delaying a signal under measurement, where n is any integer greater than or equal to 2, and randomly selecting one of the n delay signals in synchronization with the signal under measurement; and a frequency ratio digital conversion circuit that generates a frequency delta-sigma modulated signal using a reference signal and the phase modulation signal.SELECTED DRAWING: Figure 1
Patent JP-2023092805-A (JP)
Title: Control device for vehicle
Inventor: USUI KUNIHIKO
IPC: B60W30/188
Filed: 2021-12-22
Abstract: To enable easy or stable travel under a peculiar traveling road environment such as a slope, a rough road, or a narrow road.SOLUTION: A control device for a vehicle controls a driving force transmitted from a driving force source including a motor to a driving wheel, according to an amount of acceleration/deceleration operation. A controller for controlling a vehicle speed includes: a traveling environment determination unit that determines that a traveling environment in which the vehicle is traveling is a peculiar traveling environment in which the vehicle travels while limiting a maximum vehicle speed; a plurality of vehicle speed control modes, each of which indicates a relation between the amount of operation and a target vehicle speed when the vehicle travels in the peculiar traveling environment; a mode selection unit that selects any one of the plurality of vehicle speed control modes; and a driving force control unit that controls the driving force so that an actual vehicle speed becomes the target vehicle speed based on the selected vehicle speed control mode.SELECTED DRAWING: Figure 4
Patent JP-2023098074-A (JP)
Title: Balance cooperation system, balance cooperation method, and program
Inventor: IYAMA TOSHIAKI
IPC: G06Q20/08
Filed: 2021-12-28
Abstract: To provide a balance cooperation system that enhances user convenience by fully cooperating a balance of a settlement means and a balance of an account.SOLUTION: An increase request reception unit (101, 205) of a balance cooperation system (S) receives an increase request for increasing a balance of a settlement means, which is the balance of the settlement means. An account balance increase unit (103, 201) increases, when the increase request is received, an account balance, which is a balance of an account cooperated with the settlement means. A decrease reception unit (104) receives a decrease request for decreasing the settlement means balance. An account balance decrease unit (106, 202) decreases, when the decrease request is received, the account balance.SELECTED DRAWING: Figure 4
Patent JP-2021535640-A (JP)
Title: バルク音響波共振器のパッケージング方法及びパッケージング構造
IPC: H03H3/02
Filed: 2019-09-23
Abstract: 本発明は、バルク音響波共振器のパッケージング方法及びパッケージング構造を提供し、提供される共振器カバーにおける第２キャビティは、主に第２基板におけるトレンチと、弾性結合材料層で囲まれた空間とを組み合わせてなり、該弾性結合材料層は、共振器カバーと共振キャビティ本体構造を直接結合させることができ、結合した後に弾性を失い、この後、貫通穴及び貫通穴に被覆された内表面における導電性相互接続層を共振器カバーに形成することができる。第２キャビティは、主に第２基板におけるトレンチと、弾性結合材料層で囲まれた空間とを組み合わせてなるため、第２キャビティがすべて弾性結合材料層で囲まれることによる弾性結合材料層の性能が温湿度の変化とともに不安定になるという問題を回避でき、すなわち、共振器の安定性を向上させる。【選択図】図３Ｅ
Patent JP-2021533092-A (JP)
Title: 超分岐コポリマー及びヘアスタイリングポリマーを含む化粧品組成物
IPC: A61K8/88
Filed: 2019-08-12
Abstract: 本発明は、特定の超分岐コポリマー及びヘアスタイリングポリマーの化粧品組成物に関する。このような化粧品組成物は、毛髪弾性の増加、及びカールした毛髪のカール保持の維持の非常に独特の組合せを有することが観察されてきた。【選択図】なし
Patent JP-2022514448-A (JP)
Title: ナノバブル生成用流路部材、これを用いた集積流路ユニット及びナノバブル生成器
IPC: B01F23/20
Filed: 2020-04-07
Abstract: 本発明は、流路の断面積に対する断面周りの長さを長くして流体の体積当たりの摩擦面積を極大化させ、単一流路の長さを継手なしに数十メートル以上連続形成することができ、高密度集積が可能で、ナノバブル生成能力を画期的に向上させるナノバブル生成用流路部材、これを用いた集積流路ユニット及びナノバブル生成器に関する。これを具現する本発明によるナノバブル生成用流路部材は、ボディがベンディング（ｂｅｎｄｉｎｇ）可能な単一管からなり、流体の表面積及び摩擦面積拡張のために流路内部に流路空間を分割する一つ以上の分割壁が流動方向に沿って一体に連続形成され、上記ボディは、ベンディング及び巻取自在になるために、シリコーン、ゴム材及び軟性樹脂材のうちいずれか一つの軟性に富んだ素材からなり、押出成形により製造されて上記分割壁がボディの長手方向に連続形成されることを特徴とする。
Patent JP-2021536219-A (JP)
Title: 電源供給システム
IPC: H02J9/06
Filed: 2019-09-10
Abstract: 本発明は、無停電電源供給が可能な電源供給システムに関し、複数の電源モジュールの接続を断続する複数の遮断器を備え、システム上で発生する様々な状況に応じて前記遮断器を開閉して電源の受供給を制御することにより、複数の電源モジュール間でＵＰＳ機能を実行する電源供給システムに関する。
Patent JP-2022504350-A (JP)
Title: 生体温度を継続的に無線で監視及び分析する通知機能付きセンサシステム及び方法
IPC: G01K1/024
Filed: 2019-10-04
Abstract: 継続的に読み出しするシステム及び方法が提供される。本発明の目的は、生体の表面に取り付ける接触面と、接触面と熱的に接触するセンサと、ユーザ入力センサと、センサに動作可能に接続される無線チップと、によって達成される。無線チップは、センサからのデータを読み取ってリーダからの誘導信号に応答し、前記データを送信する。センサの動作方法では、周囲温度、圧力、流量、レベル、近接性、変位、バイオ、画像、ガス、化学物質、加速度、方位、湿度、水分、インピーダンス、静電容量、力、電気、磁気及び質量を含む群から少なくとも１つの特性を検出する第２のセンサを使用して、センサからのデータを環境の影響に対して補正し、補正データを形成する。 
【選択図】図１
Patent JP-2022502714-A (JP)
Title: パターン化された有機金属フォトレジスト及びパターニングの方法
IPC: G03F7/004
Filed: 2019-10-15
Abstract: 有機金属放射線感受性材料で形成される最初にパターン化された構造を加工するためのリンスプロセスについて記載し、ここで、リンスプロセスは、パターン化された構造のより多くの画分が規格を満たすことができるように、パターン現像の後に残存する組成物の部分を除去し、パターン化された構造をより均一なものとすることができる。放射線感受性材料は、酸化水酸化アルキルスズ組成物を含むことができる。リンスプロセスを効果的に使用して、極端紫外光を使用した微細構造のパターニングを改善することができる。
Patent JP-2022513580-A (JP)
Title: 電子膨張弁及び熱管理ユニット
IPC: F25B41/31
Filed: 2020-01-13
Abstract: 本出願は電子膨張弁（１）及び熱管理ユニット（４００）を開示している。電子膨張弁は弁体（１３）、ロータユニット（１４）、ステータユニット（１５）及び回路基板（１６）を有し、ステータユニットは回路基板に電気接続され、電子膨張弁は弁口（１２０）を有し、弁体は弁口に対して運動し、弁ボディ（１１）は第１流通部（２３）、第２流通部（２４）、第１室（２１０）及び第２室（２２０）を有し、第１室は弁口の上方にあり、第２室は弁口の下方にあり、第１流通部は外部接続管（１０）に接続される第１接続セクション（２３２）と、直接的に第１室に連通する第１サブセクション（２３１）とを有し、第２流通部は外部接続管（５０１１）に接続される第２接続セクション（２４３）と、直接的に第２室に連通する第２サブセクション（２４１）とを有し、時計回りの方向に沿って、少なくとも第１サブセクションの中心線と第２サブセクションの中心線のうちの一方から、弁体の中心線までの間に形成された角は鋭角であり、このように、電子膨張弁はアダプタ（５０１）の接続管と外部システムの接続管にフィットするように装着されることができる。【選択図】図１
Patent JP-2022515100-A (JP)
Title: オカラを用いたセルローススポンジの調製方法
IPC: C08B16/00
Filed: 2019-12-23
Abstract: 本発明は、オカラセルロースの抽出工程と、オカラセルローススポンジの調製工程と、を含むオカラを用いたセルローススポンジ調製方法を開示する。オカラセルロースの抽出は、アルカリによりオカラにおける不純物を予備的に洗浄する工程と、さらに酸化でオカラにおける不純物を除去する工程と、オカラのセルロースをフィラメントにする工程と、を含み；オカラセルローススポンジの調製工程は、セルロースフィラメントを溶解して再生する工程と、セルローススポンジ細孔を調整して形成する工程と、セルローススポンジの遊離イオンを除去する工程と、セルローススポンジを凍結乾燥させる工程と、を含む。豆腐、豆乳およびソイミルクを作った後に残った絞りかすものをセルロース製造原料とすることにより、従来の製造技術におけるポリウレタンおよびポリスチレンをセルロースの製造原料として使用した時に、硫化水素および二酸化炭素等の有毒ガスを発生することを回避し、同時にオカラの利用率を高め、アルカリ性溶液および酸化処理によってオカラにおける不純物を除去し、従来の製造技術におけるセルロースの溶解コストが高く、大規模な応用が困難であるという課題を解決することができる。【選択図】図１