WO2021137666A3 - 치과 보철물용 지르코니아 소결체의 제조방법 - Google Patents

치과 보철물용 지르코니아 소결체의 제조방법 Download PDF

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Publication number
WO2021137666A3
WO2021137666A3 PCT/KR2020/095157 KR2020095157W WO2021137666A3 WO 2021137666 A3 WO2021137666 A3 WO 2021137666A3 KR 2020095157 W KR2020095157 W KR 2020095157W WO 2021137666 A3 WO2021137666 A3 WO 2021137666A3
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WO
WIPO (PCT)
Prior art keywords
sintered body
zirconia sintered
product
dental prosthesis
preparing zirconia
Prior art date
Application number
PCT/KR2020/095157
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English (en)
French (fr)
Other versions
WO2021137666A2 (ko
Inventor
박현준
김성훈
유지민
김성국
최홍영
Original Assignee
오스템임플란트 주식회사
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.)
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Application filed by 오스템임플란트 주식회사 filed Critical 오스템임플란트 주식회사
Publication of WO2021137666A2 publication Critical patent/WO2021137666A2/ko
Publication of WO2021137666A3 publication Critical patent/WO2021137666A3/ko

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    • 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
    • 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
    • A61C13/0004—Computer-assisted sizing or machining of dental prostheses
    • 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
    • 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
    • A61C13/082—Cosmetic aspects, e.g. inlays; Determination of the colour
    • 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
    • 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
    • C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
    • C04B35/505—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds based on yttrium 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C04B35/645—Pressure 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00836—Uses not provided for elsewhere in C04B2111/00 for medical or dental applications

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Dental Prosthetics (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

본 발명의 일 측면은 (a) 지르코니아 및 이트리아를 포함하는 혼합물을 성형하는 단계; (b) 상기 (a) 단계의 생성물을 열처리하는 단계; (c) 상기 (b) 단계의 생성물을 소정의 형상으로 가공하는 단계; (d) 상기 (c) 단계의 생성물을 30~200℃/분의 속도로 승온시킨 후, 1,300~1,600℃의 온도에서 1~120분 간 소결하는 단계; 및 (e) 상기 (d) 단계의 생성물을 냉각 속도를 제어하며 냉각하는 단계;를 포함하는, 지르코니아 소결체의 제조방법을 제공한다.
PCT/KR2020/095157 2019-12-30 2020-12-29 치과 보철물용 지르코니아 소결체의 제조방법 WO2021137666A2 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0178598 2019-12-30
KR1020190178598A KR102373391B1 (ko) 2019-12-30 2019-12-30 치과 보철물용 지르코니아 소결체의 제조방법

Publications (2)

Publication Number Publication Date
WO2021137666A2 WO2021137666A2 (ko) 2021-07-08
WO2021137666A3 true WO2021137666A3 (ko) 2021-11-25

Family

ID=76686975

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2020/095157 WO2021137666A2 (ko) 2019-12-30 2020-12-29 치과 보철물용 지르코니아 소결체의 제조방법

Country Status (2)

Country Link
KR (1) KR102373391B1 (ko)
WO (1) WO2021137666A2 (ko)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160033141A (ko) * 2013-07-22 2016-03-25 이보클라 비바덴트 아게 산화물 세라믹의 소결 키네틱스의 제어
KR20180051401A (ko) * 2016-11-07 2018-05-16 소후 인코포레이티드 높은 상대 밀도를 갖는 다층의 치과용 지르코니아 블랭크
KR20180115719A (ko) * 2016-02-24 2018-10-23 시로나 덴탈 시스템스 게엠베하 유도로 및 치아 대체품의 열처리 수행 방법
US20180327319A1 (en) * 2017-05-12 2018-11-15 Aidite (Qinhuangdao) Technology Co.Ltd. Dental Zirconia Restoration Material With Uniform Transition Of Strength And Color, And Preparation Method Thereof
JP2019524298A (ja) * 2016-08-09 2019-09-05 シロナ・デンタル・システムズ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング 歯牙交換部品を製造するためのブランクおよび方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160033141A (ko) * 2013-07-22 2016-03-25 이보클라 비바덴트 아게 산화물 세라믹의 소결 키네틱스의 제어
KR20180115719A (ko) * 2016-02-24 2018-10-23 시로나 덴탈 시스템스 게엠베하 유도로 및 치아 대체품의 열처리 수행 방법
JP2019524298A (ja) * 2016-08-09 2019-09-05 シロナ・デンタル・システムズ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング 歯牙交換部品を製造するためのブランクおよび方法
KR20180051401A (ko) * 2016-11-07 2018-05-16 소후 인코포레이티드 높은 상대 밀도를 갖는 다층의 치과용 지르코니아 블랭크
US20180327319A1 (en) * 2017-05-12 2018-11-15 Aidite (Qinhuangdao) Technology Co.Ltd. Dental Zirconia Restoration Material With Uniform Transition Of Strength And Color, And Preparation Method Thereof

Also Published As

Publication number Publication date
KR20210085506A (ko) 2021-07-08
KR102373391B1 (ko) 2022-03-11
WO2021137666A2 (ko) 2021-07-08

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