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WO2009125680A3 - 誘電体材料の製造方法 - Google Patents

誘電体材料の製造方法 Download PDF

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Publication number
WO2009125680A3
WO2009125680A3 PCT/JP2009/056213 JP2009056213W WO2009125680A3 WO 2009125680 A3 WO2009125680 A3 WO 2009125680A3 JP 2009056213 W JP2009056213 W JP 2009056213W WO 2009125680 A3 WO2009125680 A3 WO 2009125680A3
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Prior art keywords
heating
dielectric material
intermediate product
lactic acid
particle powder
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PCT/JP2009/056213
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English (en)
French (fr)
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WO2009125680A2 (ja
Inventor
和田智志
近藤修平
深沢純也
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Nippon Chemical Industrial Co Ltd
University of Yamanashi NUC
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Nippon Chemical Industrial Co Ltd
University of Yamanashi NUC
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Publication of WO2009125680A2 publication Critical patent/WO2009125680A2/ja
Publication of WO2009125680A3 publication Critical patent/WO2009125680A3/ja
Anticipated expiration legal-status Critical
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    • 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
    • C04B35/46—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 titanium oxides or titanates
    • C04B35/462—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 titanium oxides or titanates based on titanates
    • C04B35/465—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 titanium oxides or titanates based on titanates based on alkaline earth metal titanates
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    • C04B35/4682—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 titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on barium titanates based on BaTiO3 perovskite phase
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
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Abstract

　本発明は、微粒でありながら凝集が防止されており、比誘電率が高い誘電体材料を容易に製造し得る方法を提供する。　本発明は、下記の無定形微粒子粉末を空気中２３０℃以上５３０℃未満で加熱して中間生成物を得る第１の工程と、第１の工程で得られた中間生成物を、減圧下７００℃以上１０００℃以下で加熱する第２の工程とを備えることを特徴とする。〔無定形微粒子粉末〕　チタン、バリウム、乳酸及び蓚酸を含み、ＢＥＴ比表面積が６ｍ2／ｇ以上で、Ｂａ原子とＴｉ原子のモル比（Ｂａ／Ｔｉ）が０．９８～１．０２で、乳酸に由来する１１２０～１１４０ｃｍ-1及び１０４０～１０６０ｃｍ-1に赤外線吸収スペクトルピークを有することを特徴とする無定形微粒子粉末。
PCT/JP2009/056213 2008-03-19 2009-03-19 誘電体材料の製造方法 Ceased WO2009125680A2 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2008-072408 2008-03-19
JP2008072408 2008-03-19
JP2009-061689 2009-03-13
JP2009061689A JP5410124B2 (ja) 2008-03-19 2009-03-13 誘電体材料の製造方法

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WO2009125680A2 WO2009125680A2 (ja) 2009-10-15
WO2009125680A3 true WO2009125680A3 (ja) 2009-12-03

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WO (1) WO2009125680A2 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010047428A (ja) * 2008-08-19 2010-03-04 Nippon Chem Ind Co Ltd チタン複合塩粉末、その製造方法及びそれを用いたペロブスカイト型チタン複合酸化物粉末の製造方法
JP4894908B2 (ja) * 2009-11-17 2012-03-14 Ｔｄｋ株式会社 誘電体磁器組成物
WO2015190556A1 (ja) * 2014-06-13 2015-12-17 戸田工業株式会社 チタン酸バリウム微粒子粉末、分散体及び塗膜
CN114317076B (zh) * 2021-12-14 2022-10-25 菏泽学院 一种同核异壳纳米颗粒电流变液及其制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01294527A (ja) * 1988-05-20 1989-11-28 Mitsubishi Petrochem Co Ltd Ａｂｏ↓３型ペロブスカイト型金属酸化物の製造方法
WO2005093763A1 (ja) * 2004-03-29 2005-10-06 Nippon Chemical Industrial Co., Ltd. 複合誘電体材料用無機誘電体粉末及び複合誘電体材料
WO2005094978A1 (ja) * 2004-03-18 2005-10-13 Gifu University 粒子を分散させるための組成物、粒子が分散されている組成物及びその製造方法並びにアナターゼ型酸化チタン焼結体
JP2007161502A (ja) * 2005-12-09 2007-06-28 Gifu Univ チタン含有複合酸化物形成用溶液及びその製造方法、チタン含有複合酸化物の製造方法、チタン含有複合酸化物の前駆体、誘電体材料、並びに誘電体材料の製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01294527A (ja) * 1988-05-20 1989-11-28 Mitsubishi Petrochem Co Ltd Ａｂｏ↓３型ペロブスカイト型金属酸化物の製造方法
WO2005094978A1 (ja) * 2004-03-18 2005-10-13 Gifu University 粒子を分散させるための組成物、粒子が分散されている組成物及びその製造方法並びにアナターゼ型酸化チタン焼結体
WO2005093763A1 (ja) * 2004-03-29 2005-10-06 Nippon Chemical Industrial Co., Ltd. 複合誘電体材料用無機誘電体粉末及び複合誘電体材料
JP2007161502A (ja) * 2005-12-09 2007-06-28 Gifu Univ チタン含有複合酸化物形成用溶液及びその製造方法、チタン含有複合酸化物の製造方法、チタン含有複合酸化物の前駆体、誘電体材料、並びに誘電体材料の製造方法

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JP2009256190A (ja) 2009-11-05
WO2009125680A2 (ja) 2009-10-15

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