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WO2008108276A1 - スピネル焼結体、その製造方法、透明基板と液晶プロジェクター - Google Patents

スピネル焼結体、その製造方法、透明基板と液晶プロジェクター Download PDF

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Publication number
WO2008108276A1
WO2008108276A1 PCT/JP2008/053551 JP2008053551W WO2008108276A1 WO 2008108276 A1 WO2008108276 A1 WO 2008108276A1 JP 2008053551 W JP2008053551 W JP 2008053551W WO 2008108276 A1 WO2008108276 A1 WO 2008108276A1
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WO
WIPO (PCT)
Prior art keywords
sintered body
producing
liquid crystal
same
transparent substrate
Prior art date
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Ceased
Application number
PCT/JP2008/053551
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English (en)
French (fr)
Inventor
Masashi Yoshimura
Takenori Yoshikane
Shigeru Nakayama
Akihito Fujii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Electric Industries Ltd
SEI Hybrid Products Inc
Original Assignee
Sumitomo Electric Industries Ltd
SEI Hybrid Products Inc
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Publication date
Application filed by Sumitomo Electric Industries Ltd, SEI Hybrid Products Inc filed Critical Sumitomo Electric Industries Ltd
Priority to EP08721000A priority Critical patent/EP2116519A4/en
Priority to US12/528,766 priority patent/US20100103356A1/en
Publication of WO2008108276A1 publication Critical patent/WO2008108276A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • C04B35/44—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 aluminates
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  • Crystallography & Structural Chemistry (AREA)
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  • Inorganic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Projection Apparatus (AREA)
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Abstract

　本発明は、組成が、ＭｇＯ・ｎＡｌ2Ｏ3　（１．０５≦ｎ≦１．３０）であり、Ｓｉ元素の含有量が２０ｐｐｍ以下であるスピネル焼結体およびその製造方法であって、該製造方法は、Ｓｉ元素の含有量が５０ｐｐｍ以下であり、純度が９９.５質量％以上であるスピネル粉末から成形体を形成する工程と、成形体を真空中において１５００°C～１７００°Cで焼結することにより、密度９５％以上の焼結体を形成する第１の焼結工程と、焼結体を１６００°C～１８００°Cで加圧焼結する第２の焼結工程とを備える。
PCT/JP2008/053551 2007-03-02 2008-02-28 スピネル焼結体、その製造方法、透明基板と液晶プロジェクター Ceased WO2008108276A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP08721000A EP2116519A4 (en) 2007-03-02 2008-02-28 SPINELLE SINTERED BODY, MANUFACTURING METHOD THEREOF, TRANSPARENT SUBSTRATE, AND LIQUID CRYSTAL PROJECTOR
US12/528,766 US20100103356A1 (en) 2007-03-02 2008-02-28 Spinel sintered body, production method thereof, transparent substrate, and liquid crystal projector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-053013 2007-03-02
JP2007053013A JP4830911B2 (ja) 2007-03-02 2007-03-02 スピネル焼結体、その製造方法、透明基板と液晶プロジェクター

Publications (1)

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WO2008108276A1 true WO2008108276A1 (ja) 2008-09-12

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PCT/JP2008/053551 Ceased WO2008108276A1 (ja) 2007-03-02 2008-02-28 スピネル焼結体、その製造方法、透明基板と液晶プロジェクター

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Country Link
US (1) US20100103356A1 (ja)
EP (1) EP2116519A4 (ja)
JP (1) JP4830911B2 (ja)
CN (1) CN101646633A (ja)
TW (1) TW200914392A (ja)
WO (1) WO2008108276A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102388004A (zh) * 2009-04-02 2012-03-21 住友电气工业株式会社 尖晶石制的透光窗材料及其制造方法
JPWO2016039164A1 (ja) * 2014-09-12 2017-06-22 住友電気工業株式会社 液晶保護板および液晶保護板の製造方法

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JP5346189B2 (ja) * 2007-08-27 2013-11-20 ローム・アンド・ハース・エレクトロニック・マテリアルズ，エル．エル．シー． 多結晶性モノリシックアルミン酸マグネシウムスピネル
TWI510449B (zh) * 2010-06-22 2015-12-01 Sumitomo Electric Industries Manufacturing method of light emitting element
JP2012017218A (ja) * 2010-07-07 2012-01-26 Sumitomo Electric Ind Ltd 基板、基板の製造方法、ｎｄフィルタおよび光特性測定装置
JP5735046B2 (ja) * 2013-06-18 2015-06-17 コバレントマテリアル株式会社 断熱材
RU2015129336A (ru) * 2012-12-19 2017-01-25 Керамтек-Этек Гмбх Керамический материал
AU2014242886A1 (en) * 2013-03-28 2015-10-22 Ceramtec-Etec Gmbh Ceramic having a functional coating
CN106232552A (zh) * 2014-05-30 2016-12-14 住友电气工业株式会社 液晶触摸面板保护板
US9624136B2 (en) * 2014-07-01 2017-04-18 Corning Incorporated Transparent spinel article and tape cast methods for making
WO2018066636A1 (ja) 2016-10-05 2018-04-12 信越化学工業株式会社 透明スピネル焼結体、光学部材並びに透明スピネル焼結体の製造方法
CN112679203B (zh) * 2021-01-21 2022-09-02 清远市简一陶瓷有限公司 一种透光砖及其制备方法

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JPH01230465A (ja) * 1988-03-09 1989-09-13 Sumitomo Electric Ind Ltd 透光性スピネル焼結体の製造方法
JPH0218354A (ja) 1988-07-05 1990-01-22 Sumitomo Electric Ind Ltd 透光性スピネル焼結体及びその製造方法
JP2005070734A (ja) 2003-08-05 2005-03-17 Sumitomo Electric Ind Ltd 液晶パネル用透明基板
JP2006273679A (ja) * 2005-03-30 2006-10-12 Sumitomo Electric Ind Ltd スピネル焼結体、光透過窓および光透過レンズ

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EP2116519A1 (en) 2009-11-11
CN101646633A (zh) 2010-02-10
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