JPWO2023238861A1 - - Google Patents

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Publication number
JPWO2023238861A1
JPWO2023238861A1 JP2024524565A JP2024524565A JPWO2023238861A1 JP WO2023238861 A1 JPWO2023238861 A1 JP WO2023238861A1 JP 2024524565 A JP2024524565 A JP 2024524565A JP 2024524565 A JP2024524565 A JP 2024524565A JP WO2023238861 A1 JPWO2023238861 A1 JP WO2023238861A1
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JP
Japan
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JP2024524565A
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Japanese (ja)
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JPWO2023238861A5 (https=
JP7523724B2 (ja
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Priority to JP2024070618A priority Critical patent/JP7523710B1/ja
Publication of JPWO2023238861A5 publication Critical patent/JPWO2023238861A5/ja
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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K6/00—Preparations for dentistry
    • A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
    • A61K6/802—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics
    • A61K6/818—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics comprising zirconium oxide
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/48—Shaped 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 zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/486—Fine ceramics
    • C04B35/488—Composites
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A61C13/08—Artificial teeth; Making same
    • A61C13/083—Porcelain or ceramic teeth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/12—Brackets; Arch wires; Combinations thereof; Accessories therefor
    • A61C7/14—Brackets; Fixing brackets to teeth
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/48—Shaped 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 zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/486—Fine ceramics
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62695—Granulation or pelletising
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
    • C04B2235/3225—Yttrium oxide or oxide-forming salts thereof
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
    • C04B2235/3246—Stabilised zirconias, e.g. YSZ or cerium stabilised zirconia
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656—Aspects 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
    • C04B2235/6565—Cooling rate
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/66—Specific sintering techniques, e.g. centrifugal sintering
    • C04B2235/661—Multi-step sintering
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/66—Specific sintering techniques, e.g. centrifugal sintering
    • C04B2235/661—Multi-step sintering
    • C04B2235/662—Annealing after sintering
    • C04B2235/663—Oxidative annealing
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/66—Specific sintering techniques, e.g. centrifugal sintering
    • C04B2235/667—Sintering using wave energy, e.g. microwave sintering
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/76—Crystal structural characteristics, e.g. symmetry
    • C04B2235/761—Unit-cell parameters, e.g. lattice constants
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/80—Phases present in the sintered or melt-cast ceramic products other than the main phase
    • C04B2235/85—Intergranular or grain boundary phases
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • C04B2235/9607—Thermal properties, e.g. thermal expansion coefficient
    • C04B2235/9623—Ceramic setters properties

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Plastic & Reconstructive Surgery (AREA)
  • Dentistry (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Dental Prosthetics (AREA)
  • Compositions Of Oxide Ceramics (AREA)
JP2024524565A 2022-06-10 2023-06-06 ジルコニア焼結体とその製造方法 Active JP7523724B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024070618A JP7523710B1 (ja) 2022-06-10 2024-04-24 ジルコニア焼結体とその製造方法

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2022094106 2022-06-10
JP2022094106 2022-06-10
JP2023031663 2023-03-02
JP2023031663 2023-03-02
PCT/JP2023/020999 WO2023238861A1 (ja) 2022-06-10 2023-06-06 ジルコニア焼結体とその製造方法

Related Child Applications (1)

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JP2024070618A Division JP7523710B1 (ja) 2022-06-10 2024-04-24 ジルコニア焼結体とその製造方法

Publications (3)

Publication Number Publication Date
JPWO2023238861A1 true JPWO2023238861A1 (https=) 2023-12-14
JPWO2023238861A5 JPWO2023238861A5 (https=) 2024-07-18
JP7523724B2 JP7523724B2 (ja) 2024-07-26

Family

ID=89118359

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JP2024524565A Active JP7523724B2 (ja) 2022-06-10 2023-06-06 ジルコニア焼結体とその製造方法
JP2024070618A Active JP7523710B1 (ja) 2022-06-10 2024-04-24 ジルコニア焼結体とその製造方法

Family Applications After (1)

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Country Status (3)

Country Link
US (2) US12497333B2 (https=)
JP (2) JP7523724B2 (https=)
WO (1) WO2023238861A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7578866B1 (ja) * 2023-06-02 2024-11-06 共立マテリアル株式会社 ジルコニア焼結体とその製造方法
WO2024247873A1 (ja) * 2023-06-02 2024-12-05 共立マテリアル株式会社 ジルコニア焼結体とその製造方法
CN121889358A (zh) * 2023-09-22 2026-04-17 可乐丽则武齿科株式会社 氧化锆预烧体及其制造方法
WO2025063304A1 (ja) * 2023-09-22 2025-03-27 クラレノリタケデンタル株式会社 ジルコニア仮焼体及びその製造方法
CN121889357A (zh) * 2023-09-22 2026-04-17 可乐丽则武齿科株式会社 氧化锆预烧体
WO2025206349A1 (ja) * 2024-03-29 2025-10-02 クラレノリタケデンタル株式会社 セラミックス仮焼体の製造方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006513963A (ja) * 2002-07-19 2006-04-27 ヴィタ・ツァーンファブリック・ハー・ラウテル・ ゲーエムベーハー・ウント・コー・カーゲー 超高周波電磁波を使用するセラミックス材料の高密度化及びその方法を行うための容器
US20070023971A1 (en) * 2004-09-01 2007-02-01 Subrata Saha Method of microwave processing ceramics and microwave hybrid heating system for same
JP2010025452A (ja) * 2008-07-19 2010-02-04 Ivoclar Vivadent Ag セラミックスの緻密化方法およびそのための装置
JP2011073907A (ja) * 2009-09-29 2011-04-14 World Lab:Kk ジルコニア焼結体及びその製造方法
JP2011178610A (ja) * 2010-03-02 2011-09-15 Noritake Co Ltd ジルコニア焼結体、並びにその焼結用組成物及び仮焼体
JP2018052806A (ja) * 2016-09-21 2018-04-05 東ソー株式会社 ジルコニア焼結体及びその製造方法
JP2021059489A (ja) * 2019-10-08 2021-04-15 東ソー株式会社 ジルコニア焼結体及びその製造方法
WO2022065452A1 (ja) * 2020-09-25 2022-03-31 クラレノリタケデンタル株式会社 ジルコニア焼結体の製造方法

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JPH0834612A (ja) 1994-04-05 1996-02-06 Natl Inst For Res In Inorg Mater 高均質イットリウム含有ジルコニア粉末の製造法
US20020031675A1 (en) 2000-04-27 2002-03-14 Bernard Cales Partially stabilized zirconia biocomponent having high resistance to low temperature degradation and a method of preparing same
US20090079101A1 (en) * 2007-04-27 2009-03-26 Jurgen Laubersheimer Densification Process of Ceramics And Apparatus Therefor
JP6236883B2 (ja) 2012-06-04 2017-11-29 東ソー株式会社 透光性ジルコニア焼結体及びその製造方法
JP6340879B2 (ja) 2013-04-10 2018-06-13 東ソー株式会社 ジルコニア焼結体及びその製造方法
US10004668B2 (en) 2013-06-27 2018-06-26 Ivoclar Vivadent, Inc. Nanocrystalline zirconia and methods of processing thereof
CN105829264B (zh) 2013-12-24 2021-04-23 东曹株式会社 透光性氧化锆烧结体和氧化锆粉末、及其用途
JP6862702B2 (ja) 2016-07-19 2021-04-21 東ソー株式会社 ジルコニア仮焼体及びその製造方法
EP3659548B1 (de) * 2018-11-29 2025-01-01 Ivoclar Vivadent AG Verfahren zur herstellung einer dentalen restauration
US12145888B2 (en) 2019-03-06 2024-11-19 Kuraray Noritake Dental Inc. Zirconia molded body and pre-sintered body capable of being sintered in short time
CN113831144B (zh) * 2021-10-26 2023-01-31 中国工程物理研究院材料研究所 一种多场耦合超快速烧结制备陶瓷材料的方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006513963A (ja) * 2002-07-19 2006-04-27 ヴィタ・ツァーンファブリック・ハー・ラウテル・ ゲーエムベーハー・ウント・コー・カーゲー 超高周波電磁波を使用するセラミックス材料の高密度化及びその方法を行うための容器
US20070023971A1 (en) * 2004-09-01 2007-02-01 Subrata Saha Method of microwave processing ceramics and microwave hybrid heating system for same
JP2010025452A (ja) * 2008-07-19 2010-02-04 Ivoclar Vivadent Ag セラミックスの緻密化方法およびそのための装置
JP2011073907A (ja) * 2009-09-29 2011-04-14 World Lab:Kk ジルコニア焼結体及びその製造方法
JP2011178610A (ja) * 2010-03-02 2011-09-15 Noritake Co Ltd ジルコニア焼結体、並びにその焼結用組成物及び仮焼体
JP2018052806A (ja) * 2016-09-21 2018-04-05 東ソー株式会社 ジルコニア焼結体及びその製造方法
JP2021059489A (ja) * 2019-10-08 2021-04-15 東ソー株式会社 ジルコニア焼結体及びその製造方法
WO2022065452A1 (ja) * 2020-09-25 2022-03-31 クラレノリタケデンタル株式会社 ジルコニア焼結体の製造方法

Also Published As

Publication number Publication date
WO2023238861A1 (ja) 2023-12-14
US20260062354A1 (en) 2026-03-05
US12497333B2 (en) 2025-12-16
JP2024104753A (ja) 2024-08-05
US20250171363A1 (en) 2025-05-29
JP7523710B1 (ja) 2024-07-26
JP7523724B2 (ja) 2024-07-26

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