JP5685126B2 - ジルコニア系複合セラミック焼結体及びその作製方法 - Google Patents
ジルコニア系複合セラミック焼結体及びその作製方法 Download PDFInfo
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- JP5685126B2 JP5685126B2 JP2011078770A JP2011078770A JP5685126B2 JP 5685126 B2 JP5685126 B2 JP 5685126B2 JP 2011078770 A JP2011078770 A JP 2011078770A JP 2011078770 A JP2011078770 A JP 2011078770A JP 5685126 B2 JP5685126 B2 JP 5685126B2
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- Structural Engineering (AREA)
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- Dental Preparations (AREA)
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Description
これに対し、溶液中のネオジム濃度が少ない比較例1〜3においては、b*の値が大きくて黄色みが強く、歯科用補綴物として適した白色を得ることができず、ネオジム以外の化合物の溶液で処理した比較例4,5においては、L*の値が小さく全体の色調が暗くなってしまっており、歯科用補綴物として適した白色のものを得ることができない。
Claims (3)
- 8〜12モル%のセリアを含有し正方晶ジルコニアで構成されるジルコニア粒子と、アルミナ粒子とを含むジルコニア−アルミナ複合セラミックを仮焼成した後成型加工し、
ネオジムの塩類又は錯体、及び溶媒のみを含有するネオジムのイオン溶液又は錯体溶液に浸漬し乾燥させた後に本焼成することを特徴とするジルコニア系複合セラミック焼結体の作製方法。 - ネオジムのイオン溶液又は錯体溶液中のネオジム濃度が、2.5重量%以上50重量%以下であることを特徴とする請求項1に記載のジルコニア系複合セラミック焼結体の作製方法。
- L*a*b*表色系で示すところのL*が85以上100未満,a*が−5以上5以下,b*が0以上10以下の範囲で示される色調を有することを特徴とする8〜12モル%のセリアを含有し正方晶ジルコニアで構成されるジルコニア粒子と、アルミナ粒子とを含むジルコニア−アルミナ複合セラミックから成るジルコニア系複合セラミック焼結体。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011078770A JP5685126B2 (ja) | 2011-03-31 | 2011-03-31 | ジルコニア系複合セラミック焼結体及びその作製方法 |
EP20120002360 EP2505163A1 (en) | 2011-03-31 | 2012-03-30 | Zirconia-based composite ceramic sintered compact and method for producing the same |
US13/435,541 US8845954B2 (en) | 2011-03-31 | 2012-03-30 | Zirconia-based composite ceramic sintered compact and method for producing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011078770A JP5685126B2 (ja) | 2011-03-31 | 2011-03-31 | ジルコニア系複合セラミック焼結体及びその作製方法 |
Publications (2)
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JP2012211063A JP2012211063A (ja) | 2012-11-01 |
JP5685126B2 true JP5685126B2 (ja) | 2015-03-18 |
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Application Number | Title | Priority Date | Filing Date |
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JP2011078770A Expired - Fee Related JP5685126B2 (ja) | 2011-03-31 | 2011-03-31 | ジルコニア系複合セラミック焼結体及びその作製方法 |
Country Status (3)
Country | Link |
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US (1) | US8845954B2 (ja) |
EP (1) | EP2505163A1 (ja) |
JP (1) | JP5685126B2 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012176877A1 (ja) * | 2011-06-24 | 2012-12-27 | 株式会社トクヤマデンタル | 歯科用修復材 |
US9095403B2 (en) * | 2012-10-13 | 2015-08-04 | James R. Glidewell Dental Ceramics, Inc. | Dental ceramic coloring liquids |
JP5954830B2 (ja) * | 2013-03-04 | 2016-07-20 | 株式会社ソディック | 表面改質方法 |
JP6352593B2 (ja) | 2013-05-02 | 2018-07-04 | クラレノリタケデンタル株式会社 | ジルコニア焼結体、ジルコニア組成物及びジルコニア仮焼体、並びに歯科用補綴物 |
FR3028851B1 (fr) * | 2014-11-24 | 2018-03-16 | S.A.S 3Dceram-Sinto | Procede de fabrication d'une piece ceramique en zircone coloree |
KR101789812B1 (ko) | 2015-10-20 | 2017-10-26 | (주)에큐세라 | 치과 보철물용 지르코니아 소결체 및 그 제조 방법 |
KR20240025068A (ko) * | 2017-02-21 | 2024-02-26 | 소후 인코포레이티드 | 치과 절삭 가공용 지르코니아 피절삭체와 그 제조 방법 및 치과 절삭 가공용 지르코니아 피절삭체용 투명성 향상액과 그 사용 방법 |
CN111592364B (zh) * | 2019-02-20 | 2022-05-13 | Oppo广东移动通信有限公司 | 陶瓷结构件的制作方法和移动终端 |
EP4065038B1 (en) * | 2019-11-26 | 2023-10-18 | 3M Innovative Properties Company | Process for treating a porous dental zirconia mill blank with coloring solutions |
Family Cites Families (16)
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DE3650137T2 (de) * | 1985-09-06 | 1995-03-23 | Toray Industries | Verfahren zur Herstellung eines gesinterten Zirkonoxidmaterials. |
JP2748389B2 (ja) * | 1988-03-16 | 1998-05-06 | 住友電気工業株式会社 | 高強度着色ジルコニア系焼結体 |
JP2945935B2 (ja) | 1996-10-01 | 1999-09-06 | 松下電工株式会社 | ジルコニア系複合セラミック焼結体、及びその製法 |
DE19904522C5 (de) * | 1999-02-04 | 2013-11-14 | 3M Deutschland Gmbh | Einfärbung von keramischem Zahnersatz mittels ionischer oder komplexhaltiger Lösungen |
JP4900745B2 (ja) * | 2001-02-28 | 2012-03-21 | 岐阜県 | 演色性セラミック製品及び着色材 |
JP3887359B2 (ja) | 2002-07-19 | 2007-02-28 | 松下電工株式会社 | ジルコニア−アルミナ複合セラミック材料の製造方法 |
JP4196608B2 (ja) | 2002-07-29 | 2008-12-17 | パナソニック電工株式会社 | 着色ジルコニア系複合セラミック焼結体の製造方法 |
JP4701654B2 (ja) | 2003-08-22 | 2011-06-15 | パナソニック電工株式会社 | ジルコニア−アルミナ複合セラミック材料 |
ES2370252T3 (es) | 2004-03-23 | 2011-12-14 | Panasonic Electric Works Co., Ltd. | Material cerámico compuesto de zr02-ai203 y procedimiento de fabricación del mismo. |
JP4379189B2 (ja) | 2004-04-22 | 2009-12-09 | パナソニック電工株式会社 | ジルコニア−アルミナ系着色複合セラミック材料の製造方法 |
JP4539397B2 (ja) * | 2005-03-28 | 2010-09-08 | パナソニック電工株式会社 | セラミック製歯科補綴物の製造方法 |
US8173562B2 (en) * | 2006-05-23 | 2012-05-08 | Ivoclar Vivadent Ag | Shaded zirconia ceramics |
DK2353542T3 (en) * | 2006-05-23 | 2016-08-22 | Ivoclar Vivadent Ag | Process for producing colored blank and dental molds. |
EP2025659A1 (en) * | 2007-07-23 | 2009-02-18 | 3M Innovative Properties Company | Colouring solution for dental ceramic articles and related methods |
EP2191809A1 (en) * | 2008-11-27 | 2010-06-02 | 3M Innovative Properties Company | Dental ceramic article, process for production and use thereof |
EP2377506B1 (en) * | 2010-04-16 | 2014-08-13 | Ivoclar Vivadent AG | Composite ceramic material comprising zirconia |
-
2011
- 2011-03-31 JP JP2011078770A patent/JP5685126B2/ja not_active Expired - Fee Related
-
2012
- 2012-03-30 US US13/435,541 patent/US8845954B2/en active Active
- 2012-03-30 EP EP20120002360 patent/EP2505163A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
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US8845954B2 (en) | 2014-09-30 |
JP2012211063A (ja) | 2012-11-01 |
US20120252654A1 (en) | 2012-10-04 |
EP2505163A1 (en) | 2012-10-03 |
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