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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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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sintered body
producing
liquid crystal
same
transparent substrate
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PCT/JP2008/053551
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English (en)
French (fr)
Inventor
Masashi Yoshimura
Takenori Yoshikane
Shigeru Nakayama
Akihito Fujii
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Sumitomo Electric Industries, Ltd.
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Priority to US12/528,766 priority Critical patent/US20100103356A1/en
Priority to EP08721000A priority patent/EP2116519A4/en
Publication of WO2008108276A1 publication Critical patent/WO2008108276A1/ja

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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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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 WO2008108276A1 (ja)

Priority Applications (2)

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

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Application Number Priority Date Filing Date Title
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
JP2007-053013 2007-03-02

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WO2008108276A1 true WO2008108276A1 (ja) 2008-09-12

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PCT/JP2008/053551 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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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)

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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
JP2016500362A (ja) * 2012-12-19 2016-01-12 セラムテック−イーテック ゲゼルシャフト ミット ベシュレンクテル ハフツングＣｅｒａｍＴｅｃ−Ｅｔｅｃ ＧｍｂＨ セラミック材料
CN105517976A (zh) * 2013-03-28 2016-04-20 陶瓷技术－Etec有限责任公司 具有功能涂层的陶瓷
JP6269827B2 (ja) * 2014-05-30 2018-01-31 住友電気工業株式会社 液晶タッチパネル保護板
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
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US20100103356A1 (en) 2010-04-29
CN101646633A (zh) 2010-02-10
EP2116519A4 (en) 2011-03-09

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