KR102873214B1 - 지르코니아 소결체의 제조 방법 - Google Patents

지르코니아 소결체의 제조 방법

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Publication number
KR102873214B1
KR102873214B1 KR1020227018229A KR20227018229A KR102873214B1 KR 102873214 B1 KR102873214 B1 KR 102873214B1 KR 1020227018229 A KR1020227018229 A KR 1020227018229A KR 20227018229 A KR20227018229 A KR 20227018229A KR 102873214 B1 KR102873214 B1 KR 102873214B1
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KR
South Korea
Prior art keywords
zirconia
temperature
shrinkage
section
sintered body
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Application number
KR1020227018229A
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English (en)
Korean (ko)
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KR20220116439A (ko
Inventor
아츠시 마츠우라
히로유키 사카모토
Original Assignee
쿠라레 노리타케 덴탈 가부시키가이샤
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Publication of KR20220116439A publication Critical patent/KR20220116439A/ko
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Publication of KR102873214B1 publication Critical patent/KR102873214B1/ko
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    • 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
    • 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
    • A61C13/0003—Making bridge-work, inlays, implants or the like
    • A61C13/0022—Blanks or green, unfinished dental restoration parts
    • 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
    • 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
    • A61C13/0003—Making bridge-work, inlays, implants or the like
    • 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
    • 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
    • A61C13/087—Artificial resin teeth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00—Filling or capping teeth
    • A61C5/70—Tooth crowns; Making thereof
    • 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
    • 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
    • C04B35/62645—Thermal treatment of powders or mixtures thereof other than sintering
    • C04B35/62675—Thermal treatment of powders or mixtures thereof other than sintering characterised by the treatment temperature
    • 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
    • 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
    • A61C13/082—Cosmetic aspects, e.g. inlays; Determination of the colour
    • 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
    • A61C5/00—Filling or capping teeth
    • A61C5/70—Tooth crowns; Making thereof
    • A61C5/77—Methods or devices for making crowns
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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    • 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
    • C04B2235/604—Pressing at temperatures other than sintering temperatures
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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    • 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
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    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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    • 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
    • C04B2235/6562—Heating rate
    • C—CHEMISTRY; METALLURGY
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    • 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
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    • 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
    • C04B2235/6567—Treatment time
    • C—CHEMISTRY; METALLURGY
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    • 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
    • C04B2235/9615—Linear firing shrinkage
    • C—CHEMISTRY; METALLURGY
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    • 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
    • C04B2235/9646—Optical properties
    • C04B2235/9661—Colour

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Dentistry (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Plastic & Reconstructive Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Dental Prosthetics (AREA)
  • Dental Preparations (AREA)
KR1020227018229A 2019-12-20 2020-12-18 지르코니아 소결체의 제조 방법 Active KR102873214B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019229979 2019-12-20
JPJP-P-2019-229979 2019-12-20
PCT/JP2020/047570 WO2021125351A1 (ja) 2019-12-20 2020-12-18 ジルコニア焼結体の製造方法

Publications (2)

Publication Number Publication Date
KR20220116439A KR20220116439A (ko) 2022-08-23
KR102873214B1 true KR102873214B1 (ko) 2025-10-17

Family

ID=76477411

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KR1020227018229A Active KR102873214B1 (ko) 2019-12-20 2020-12-18 지르코니아 소결체의 제조 방법

Country Status (5)

Country Link
EP (1) EP4079702A4 (https=)
JP (1) JP7556889B2 (https=)
KR (1) KR102873214B1 (https=)
CN (1) CN114787102B (https=)
WO (1) WO2021125351A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4082991A4 (en) * 2019-12-26 2024-01-24 Kuraray Noritake Dental Inc. Production method for workable zirconia composite sintered body, raw material composition for workable zirconia composite sintered body, and workable zirconia composite calcined body
CN116120056B (zh) * 2023-01-09 2023-11-24 基迈克材料科技（苏州）有限公司 一种半导体蚀刻机导轨的制备方法
CN116477941B (zh) * 2023-04-19 2024-02-23 中物院成都科学技术发展中心 一种人工玉陶及其制备方法
CN116947506A (zh) * 2023-07-31 2023-10-27 爱迪特（秦皇岛）科技股份有限公司 一种氧化锆烧结体及其制备方法和应用
CN121405471A (zh) * 2025-10-24 2026-01-27 辽宁国瑞新材料有限公司 一种高纯度等静压石墨的制备工艺

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110027742A1 (en) 2008-04-09 2011-02-03 Tosoh Corporation Translucent zirconia sintered body, process for producing the same, and use of the same
JP2016060687A (ja) 2014-09-22 2016-04-25 クラレノリタケデンタル株式会社 透光性ジルコニア焼結体の製造方法及びその製造方法によって得られる透光性ジルコニア焼結体、並びに、透光性ジルコニア焼結体作製用の焼結前仮焼体

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JPH02255573A (ja) * 1989-03-29 1990-10-16 Natl Inst For Res In Inorg Mater 高靭性窒化珪素焼結体の製造法
JPH0450171A (ja) * 1990-06-18 1992-02-19 Kawasaki Steel Corp ＡｌＮ焼結体の製造方法
JP3030343B2 (ja) * 1990-10-04 2000-04-10 工業技術院長 材料の焼結制御方法
JPH1078400A (ja) * 1996-09-02 1998-03-24 Rigaku Corp 材料の焼結制御方法及びその装置
JP2010220779A (ja) * 2009-03-23 2010-10-07 Noritake Co Ltd 歯科用セラミック仮焼体
KR101665155B1 (ko) * 2009-08-21 2016-10-11 가부시키가이샤 노리타께 캄파니 리미티드 지르코니아 소결체, 및 지르코니아 소결체의 소결용 혼합체, 소결 전 성형체, 및 소결 전 가소체
DE102012213279A1 (de) 2012-07-27 2014-01-30 Sirona Dental Systems Gmbh Sinterofen für Bauteile aus einem Sinterwerkstoff, insbesondere für Dentalbauteile und Verfahren zur Sinterung derartiger Bauteile
US10231807B2 (en) * 2013-05-10 2019-03-19 Kuraray Noritake Dental Inc. Zirconia sintered body, zirconia composition, zirconia pre-sintered body and preparing method thereof, and dental prosthesis
EP2829251B1 (en) 2013-07-22 2019-04-10 Ivoclar Vivadent AG Controlling of sintering kinetics of oxide ceramics
JP6741592B2 (ja) * 2014-12-26 2020-08-19 クラレノリタケデンタル株式会社 ジルコニア組成物、ジルコニア仮焼体及びジルコニア焼結体、並びに歯科用製品
US10273191B2 (en) * 2015-01-15 2019-04-30 Tosoh Corporation Translucent zirconia sintered body, method for manufacturing same, and use thereof
CN107162603A (zh) * 2017-06-06 2017-09-15 爱迪特（秦皇岛）科技股份有限公司 一种牙科用氧化锆陶瓷的快速烧结方法
EP3599068A1 (en) * 2017-12-19 2020-01-29 Corning Incorporated Long sintered inorganic tape

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110027742A1 (en) 2008-04-09 2011-02-03 Tosoh Corporation Translucent zirconia sintered body, process for producing the same, and use of the same
JP2016060687A (ja) 2014-09-22 2016-04-25 クラレノリタケデンタル株式会社 透光性ジルコニア焼結体の製造方法及びその製造方法によって得られる透光性ジルコニア焼結体、並びに、透光性ジルコニア焼結体作製用の焼結前仮焼体

Also Published As

Publication number Publication date
EP4079702A1 (en) 2022-10-26
JP7556889B2 (ja) 2024-09-26
US20220380259A1 (en) 2022-12-01
KR20220116439A (ko) 2022-08-23
CN114787102B (zh) 2023-08-04
WO2021125351A1 (ja) 2021-06-24
JPWO2021125351A1 (https=) 2021-06-24
EP4079702A4 (en) 2024-01-24
CN114787102A (zh) 2022-07-22

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