JPWO2020183635A1 - - Google Patents

Info

Publication number
JPWO2020183635A1
JPWO2020183635A1 JP2020526055A JP2020526055A JPWO2020183635A1 JP WO2020183635 A1 JPWO2020183635 A1 JP WO2020183635A1 JP 2020526055 A JP2020526055 A JP 2020526055A JP 2020526055 A JP2020526055 A JP 2020526055A JP WO2020183635 A1 JPWO2020183635 A1 JP WO2020183635A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2020526055A
Other versions
JP7227631B2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPWO2020183635A1 publication Critical patent/JPWO2020183635A1/ja
Application granted granted Critical
Publication of JP7227631B2 publication Critical patent/JP7227631B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00Fixed capacitors; Processes of their manufacture
    • H01G4/002Details
    • H01G4/018Dielectrics
    • H01G4/06Solid dielectrics
    • H01G4/08Inorganic dielectrics
    • H01G4/12Ceramic dielectrics
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605Treating the starting powders individually or as mixtures
    • C04B35/62625Wet mixtures
    • C04B35/6264Mixing media, e.g. organic solvents
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/62218Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining ceramic films, e.g. by using temporary supports
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632Organic additives
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632Organic additives
    • C04B35/634Polymers
    • C04B35/63404Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B35/63416Polyvinylalcohols [PVA]; Polyvinylacetates
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632Organic additives
    • C04B35/634Polymers
    • C04B35/63404Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B35/63424Polyacrylates; Polymethacrylates
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64Burning or sintering processes
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B37/00Joining burned ceramic articles with other burned ceramic articles or other articles by heating
    • C04B37/001Joining burned ceramic articles with other burned ceramic articles or other articles by heating directly with other burned ceramic articles
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L29/00Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
    • C08L29/02Homopolymers or copolymers of unsaturated alcohols
    • C08L29/04Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00Fixed capacitors; Processes of their manufacture
    • H01G4/30Stacked capacitors
    • H01G4/306Stacked capacitors made by thin film techniques
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/327Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3272Iron oxides or oxide forming salts thereof, e.g. hematite, magnetite
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/60Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
    • C04B2235/612Machining
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • C04B2235/6562Heating rate
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • C04B2235/963Surface properties, e.g. surface roughness
    • C04B2235/9638Tolerance; Dimensional accuracy
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2237/00Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/30Composition of layers of ceramic laminates or of ceramic or metallic articles to be joined by heating, e.g. Si substrates
    • C04B2237/32Ceramic
    • C04B2237/34Oxidic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Ceramic Capacitors (AREA)
JP2020526055A 2019-03-13 2019-03-13 焼成用スラリー組成物、グリーンシート、グリーンシートの製造方法、焼結体の製造方法、及び積層セラミックコンデンサの製造方法 Active JP7227631B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/010211 WO2020183635A1 (ja) 2019-03-13 2019-03-13 焼成用スラリー組成物、グリーンシート、グリーンシートの製造方法、焼結体の製造方法、及び積層セラミックコンデンサの製造方法

Publications (2)

Publication Number Publication Date
JPWO2020183635A1 true JPWO2020183635A1 (ja) 2020-09-17
JP7227631B2 JP7227631B2 (ja) 2023-02-22

Family

ID=72427328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020526055A Active JP7227631B2 (ja) 2019-03-13 2019-03-13 焼成用スラリー組成物、グリーンシート、グリーンシートの製造方法、焼結体の製造方法、及び積層セラミックコンデンサの製造方法

Country Status (5)

Country Link
US (1) US20210009476A1 (ja)
JP (1) JP7227631B2 (ja)
CN (1) CN111936448B (ja)
TW (1) TWI809252B (ja)
WO (1) WO2020183635A1 (ja)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001106580A (ja) * 1999-10-06 2001-04-17 Sekisui Chem Co Ltd セラミックスラリー及びこれを用いたグリーンシート
JP2003183325A (ja) * 2001-09-21 2003-07-03 Sekisui Chem Co Ltd 変性ポリビニルアセタール樹脂
JP2003192451A (ja) * 2001-12-27 2003-07-09 Tdk Corp 水系セラミックグリーンシート用塗料組成物、セラミックグリーンシートの製造方法およびセラミック電子部品の製造方法
JP2005162572A (ja) * 2003-12-05 2005-06-23 Lion Corp セラミックス成形用水系バインダー
JP2007261941A (ja) * 2007-05-14 2007-10-11 Tdk Corp 水系セラミックグリーンシート用塗料組成物、セラミックグリーンシートの製造方法およびセラミック電子部品の製造方法
WO2010055731A1 (ja) * 2008-11-13 2010-05-20 積水化学工業株式会社 ポリビニルアセタール樹脂組成物
WO2018139405A1 (ja) * 2017-01-25 2018-08-02 株式会社クラレ スラリー組成物、セラミックグリーンシートおよび塗工シート

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5363409A (en) * 1976-11-17 1978-06-06 Matsushita Electric Ind Co Ltd Method of manufacturing sintered sheets with high porosity
CN1310259C (zh) * 2001-04-20 2007-04-11 松下电器产业株式会社 电子元件的制造方法及其制造用材料
EP1429400B1 (en) * 2001-09-21 2009-08-26 Sekisui Chemical Co., Ltd. Modified polyvinyl acetal resin
JP3831748B2 (ja) * 2003-01-29 2006-10-11 Tdk株式会社 グリーンシート用塗料、グリーンシート、グリーンシート用塗料の製造方法、グリーンシートの製造方法および電子部品の製造方法
KR100631178B1 (ko) * 2005-03-14 2006-10-02 동양제철화학 주식회사 폴리비닐알콜 복합 수지조성물과 이를 이용한 폴리비닐알콜필름
WO2007074674A1 (ja) * 2005-12-27 2007-07-05 Kuraray Co., Ltd. 接着性組成物
CN102361835B (zh) * 2009-03-31 2016-03-23 积水化学工业株式会社 浆料组合物的制造方法
JP5802051B2 (ja) * 2010-07-15 2015-10-28 花王株式会社 セラミックグリーンシート用帯電防止剤組成物
TWI557096B (zh) * 2011-09-28 2016-11-11 可樂麗股份有限公司 漿料組成物、陶瓷坯片及積層陶瓷電容器
JP5771790B2 (ja) * 2012-11-07 2015-09-02 サンノプコ株式会社 無機微粒子スラリー
PL3207085T3 (pl) * 2014-10-13 2021-12-27 Monosol, Llc Rozpuszczalna w wodzie folia mieszanki alkoholu poliwinylowego, powiązane sposoby i powiązane wyroby
JP6609993B2 (ja) * 2015-05-22 2019-11-27 日油株式会社 硬化性樹脂組成物
CN105000906A (zh) * 2015-06-24 2015-10-28 左然 一种无压烧结碳化硅泡沫陶瓷及其制备方法
JP2017119606A (ja) * 2015-12-28 2017-07-06 株式会社クラレ 可撓性水硬性シート状物およびその製造方法
EP3597701B1 (en) * 2017-03-15 2022-03-02 Kuraray Co., Ltd. Resin composition, production method for resin composition, and molded body using resin composition
CN108911753A (zh) * 2018-08-26 2018-11-30 扬州北方三山工业陶瓷有限公司 一种高韧性无压烧结碳化硼陶瓷制备方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001106580A (ja) * 1999-10-06 2001-04-17 Sekisui Chem Co Ltd セラミックスラリー及びこれを用いたグリーンシート
JP2003183325A (ja) * 2001-09-21 2003-07-03 Sekisui Chem Co Ltd 変性ポリビニルアセタール樹脂
JP2003192451A (ja) * 2001-12-27 2003-07-09 Tdk Corp 水系セラミックグリーンシート用塗料組成物、セラミックグリーンシートの製造方法およびセラミック電子部品の製造方法
JP2005162572A (ja) * 2003-12-05 2005-06-23 Lion Corp セラミックス成形用水系バインダー
JP2007261941A (ja) * 2007-05-14 2007-10-11 Tdk Corp 水系セラミックグリーンシート用塗料組成物、セラミックグリーンシートの製造方法およびセラミック電子部品の製造方法
WO2010055731A1 (ja) * 2008-11-13 2010-05-20 積水化学工業株式会社 ポリビニルアセタール樹脂組成物
WO2018139405A1 (ja) * 2017-01-25 2018-08-02 株式会社クラレ スラリー組成物、セラミックグリーンシートおよび塗工シート

Also Published As

Publication number Publication date
US20210009476A1 (en) 2021-01-14
CN111936448A (zh) 2020-11-13
TWI809252B (zh) 2023-07-21
JP7227631B2 (ja) 2023-02-22
CN111936448B (zh) 2023-04-04
TW202039679A (zh) 2020-11-01
WO2020183635A1 (ja) 2020-09-17

Similar Documents

Publication Publication Date Title
BR112021017339A2 (ja)
BR112021018450A2 (ja)
BR112021017892A2 (ja)
AU2020104490A4 (ja)
BR112021017939A2 (ja)
BR112021017738A2 (ja)
BR112021017782A2 (ja)
BR112021018168A2 (ja)
BR112021017728A2 (ja)
BR112021020185A2 (ja)
BR112021017234A2 (ja)
BR112021017355A2 (ja)
BR112021017173A2 (ja)
BR112021018102A2 (ja)
BR112021017637A2 (ja)
BR112021018452A2 (ja)
BR112021018250A2 (ja)
BR112021018093A2 (ja)
BR112021018084A2 (ja)
BR112021017703A2 (ja)
BR112021018484A2 (ja)
BR112021017732A2 (ja)
BR112021015080A2 (ja)
BR112021017949A2 (ja)
BR112021017983A2 (ja)

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20200508

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220117

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20220802

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20221003

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230110

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230203

R150 Certificate of patent or registration of utility model

Ref document number: 7227631

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150