ATE500208T1 - Fluoreszierende keramik und zugehöriges herstellungsverfahren - Google Patents

Fluoreszierende keramik und zugehöriges herstellungsverfahren

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Publication number
ATE500208T1
ATE500208T1 AT05736224T AT05736224T ATE500208T1 AT E500208 T1 ATE500208 T1 AT E500208T1 AT 05736224 T AT05736224 T AT 05736224T AT 05736224 T AT05736224 T AT 05736224T AT E500208 T1 ATE500208 T1 AT E500208T1
Authority
AT
Austria
Prior art keywords
fluorescent ceramic
pressing
hot
production process
gd2o2s
Prior art date
Application number
AT05736224T
Other languages
English (en)
Inventor
Ludmila Bolyasnikova
Vladimir Demidenko
Elena Gorokhova
Olga Ovsyannikova
Olga Khristich
Herfried Wieczorek
Cornelis Ronda
Guenter Zeitler
Original Assignee
Koninkl Philips Electronics Nv
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 by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE500208T1 publication Critical patent/ATE500208T1/de

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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
    • C04B35/622—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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/547—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on sulfides or selenides or tellurides
    • 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
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7767—Chalcogenides
    • C09K11/7769—Oxides
    • C09K11/7771—Oxysulfides
    • 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
    • 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
    • C04B2235/3229—Cerium oxides 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
    • C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
    • C04B2235/446—Sulfides, tellurides or selenides
    • 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
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54—Particle size related information
    • C04B2235/5409—Particle size related information expressed by specific surface values
    • C—CHEMISTRY; METALLURGY
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    • 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
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54—Particle size related information
    • C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
    • C04B2235/5436—Particle size related information expressed by the size of the particles or aggregates thereof micrometer sized, i.e. from 1 to 100 micron
    • 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
    • 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
    • C04B2235/658—Atmosphere during thermal treatment
    • C04B2235/6581—Total pressure below 1 atmosphere, e.g. vacuum
    • 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
    • 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
    • C04B2235/77—Density
    • 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
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
    • C04B2235/786—Micrometer sized grains, i.e. from 1 to 100 micron
    • 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
    • C04B2235/9646—Optical properties
    • C04B2235/9653—Translucent or transparent ceramics other than alumina

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Luminescent Compositions (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
AT05736224T 2004-05-17 2005-05-12 Fluoreszierende keramik und zugehöriges herstellungsverfahren ATE500208T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2004114975/03A RU2350579C2 (ru) 2004-05-17 2004-05-17 Флуоресцентная керамика
PCT/IB2005/051562 WO2005110943A1 (en) 2004-05-17 2005-05-12 Fluorescent ceramic and fabrication method thereof

Publications (1)

Publication Number Publication Date
ATE500208T1 true ATE500208T1 (de) 2011-03-15

Family

ID=34967104

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05736224T ATE500208T1 (de) 2004-05-17 2005-05-12 Fluoreszierende keramik und zugehöriges herstellungsverfahren

Country Status (8)

Country Link
US (1) US8025817B2 (de)
EP (1) EP1753705B1 (de)
JP (1) JP2008501611A (de)
CN (1) CN101107206B (de)
AT (1) ATE500208T1 (de)
DE (1) DE602005026652D1 (de)
RU (2) RU2350579C2 (de)
WO (1) WO2005110943A1 (de)

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CN101163774B (zh) * 2005-04-19 2011-09-07 皇家飞利浦电子股份有限公司 获得用于具有非常短余辉的CT的Gd2O2S:Pr的方法
CN101253128B (zh) * 2005-07-25 2011-09-14 圣戈本陶瓷及塑料股份有限公司 稀土氧硫化物闪烁体及其生产方法
WO2007083248A1 (en) * 2006-01-18 2007-07-26 Philips Intellectual Property & Standards Gmbh Method of making a gos ceramic using single-axis hot pressing and a flux aid
ATE534617T1 (de) 2006-12-20 2011-12-15 Koninkl Philips Electronics Nv Heissaxialpressverfahren
JP5312908B2 (ja) * 2008-10-31 2013-10-09 根本特殊化学株式会社 真贋判定用蛍光体および真贋判定手段
WO2010078220A2 (en) 2008-12-30 2010-07-08 Saint-Gobain Ceramics & Plastics, Inc. Scintillation device and method of producing a ceramic scintillator body
WO2010078223A2 (en) 2008-12-30 2010-07-08 Saint-Gobain Ceramics & Plastics, Inc. Ceramic scintillator body and scintillation device
WO2010078221A2 (en) 2008-12-30 2010-07-08 Saint-Gobain Ceramics & Plastics, Inc. Scintillation device and method of producing a ceramic scintillator body
CN102317409B (zh) 2008-12-30 2016-01-20 圣戈本陶瓷及塑料股份有限公司 陶瓷闪烁体本体和闪烁装置
US8277612B2 (en) 2009-12-17 2012-10-02 Honeywell International Inc. Controlling the detectability of an article and method for authenticating the article
JP6105833B2 (ja) * 2011-04-08 2017-03-29 株式会社東芝 Ｘ線検出器及びｘ線検査装置
JP6215825B2 (ja) * 2011-07-28 2017-10-18 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 撮像システムおよび放射線検出方法
EP3050850B1 (de) * 2013-09-25 2020-05-27 Hitachi Metals, Ltd. Verfahren zur herstellung eines seltenerd-oxysulfids, eines keramikszintillators, eines szintillatorarrays und eines strahlungsdetektors
US10207957B2 (en) 2013-10-08 2019-02-19 Hitachi Metals, Ltd. Ceramic scintillator and its production method, and scintillator array and radiation detector
CN105330289B (zh) 2014-08-14 2018-08-31 清华大学 一种硫氧化钆（Gd2O2S）闪烁陶瓷制备方法
JP6896425B2 (ja) * 2014-09-25 2021-06-30 株式会社東芝 シンチレータ、シンチレータアレイ、放射線検出器、および放射線検査装置
EP3197983B1 (de) * 2014-09-25 2023-06-07 Koninklijke Philips N.V. Erkennungsgerät zum erkennen von gamma- oder röntgenstrahlung
EP3372654B1 (de) * 2015-11-02 2021-08-04 Kabushiki Kaisha Toshiba Szintillator, szintillatoranordnung, strahlungsdetektor und röntgenuntersuchungsvorrichtung
US9650569B1 (en) * 2015-11-25 2017-05-16 Siemens Medical Solutions Usa, Inc. Method of manufacturing garnet interfaces and articles containing the garnets obtained therefrom
CN106738210A (zh) 2016-12-26 2017-05-31 同方威视技术股份有限公司 一种模具及利用该模具制造gos闪烁陶瓷的方法
CN108249920A (zh) * 2018-03-14 2018-07-06 上海科炎光电技术有限公司 一种ct用高效纳米探测材料
DE102018215376B4 (de) * 2018-09-11 2021-11-04 Siemens Healthcare Gmbh Verfahren zur Herstellung eines Kollimatorelements, Kollimatorelement, Verfahren zur Herstellung eines Streustrahlkollimators, Streustrahlkollimator, Strahlungsdetektor und CT-Gerät
CN110600159B (zh) * 2019-09-02 2021-07-06 上海大学 ZnO-Ga聚合物闪烁转换屏的制备方法
WO2021124532A1 (ja) * 2019-12-19 2021-06-24 株式会社 東芝 蛍光板、ｘ線検出器、およびｘ線検査装置
CN112047735B (zh) * 2020-08-10 2021-12-07 中国科学院过程工程研究所 一种复相荧光陶瓷材料及其制备方法
CN114031403A (zh) * 2021-12-09 2022-02-11 安徽光智科技有限公司 一种硫氧化钆闪烁陶瓷的制备方法及其硫氧化钆闪烁陶瓷的应用
CN115215641A (zh) * 2022-08-10 2022-10-21 松山湖材料实验室 光致变色陶瓷及其制备方法以及光学器件

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US4752424A (en) * 1986-01-30 1988-06-21 Kabushiki Kaisha Toshiba Method of manufacturing a rare earth oxysulfide ceramic
DE4224931C2 (de) * 1992-07-28 1995-11-23 Siemens Ag Verfahren zur Herstellung einer Szintillatorkeramik und deren Verwendung
DE4402258C2 (de) 1994-01-26 1996-06-20 Siemens Ag Leuchtstoff mit reduziertem Nachleuchten
FR2721918B1 (fr) 1994-06-29 1996-09-06 Rhone Poulenc Chimie Oxysulfure de terre rare, son procede de preparation et son utilisation comme luminophore
US6504156B1 (en) 1999-07-16 2003-01-07 Kabushiki Kaisha Toshiba Ceramic scintillator material and manufacturing method thereof, and radiation detector therewith and radiation inspection apparatus therewith
DE10108553C2 (de) * 2001-02-22 2003-06-05 Siemens Ag Verfahren zur Herstellung einer Szintillatorkeramik und Verwendung der Szintillatorkeramik
EP1493798A1 (de) 2003-06-30 2005-01-05 Agfa-Gevaert Seltenerdmetall aktiviertes Lutetium Oxysulfid als Leuchtstoff zur Röntgenstrahlbestimmung

Also Published As

Publication number Publication date
WO2005110943A1 (en) 2005-11-24
CN101107206A (zh) 2008-01-16
RU2006146017A (ru) 2008-07-27
EP1753705B1 (de) 2011-03-02
DE602005026652D1 (de) 2011-04-14
CN101107206B (zh) 2011-06-08
RU2004114975A (ru) 2005-10-27
RU2375330C2 (ru) 2009-12-10
US20080210885A1 (en) 2008-09-04
US8025817B2 (en) 2011-09-27
EP1753705A1 (de) 2007-02-21
RU2350579C2 (ru) 2009-03-27
JP2008501611A (ja) 2008-01-24

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