WO2008078747A1 - チタン酸アルミニウム質セラミックハニカム構造体の製造方法 - Google Patents

チタン酸アルミニウム質セラミックハニカム構造体の製造方法 Download PDF

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Publication number
WO2008078747A1
WO2008078747A1 PCT/JP2007/074848 JP2007074848W WO2008078747A1 WO 2008078747 A1 WO2008078747 A1 WO 2008078747A1 JP 2007074848 W JP2007074848 W JP 2007074848W WO 2008078747 A1 WO2008078747 A1 WO 2008078747A1
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WIPO (PCT)
Prior art keywords
frequency
titanate
honeycomb structure
particle diameter
ceramic honeycomb
Prior art date
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Ceased
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PCT/JP2007/074848
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English (en)
French (fr)
Inventor
Hirohisa Suwabe
Masaru Yoshida
Tomomasa Kumagai
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Proterial Ltd
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Hitachi Metals Ltd
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Publication date
Application filed by Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Priority to JP2008551120A priority Critical patent/JP5267131B2/ja
Priority to US12/516,904 priority patent/US8894916B2/en
Priority to EP07860077.2A priority patent/EP2098493B1/en
Priority to CN2007800456794A priority patent/CN101553445B/zh
Publication of WO2008078747A1 publication Critical patent/WO2008078747A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • 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
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    • C04B35/478—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 aluminium titanates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
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    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
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  • Nanotechnology (AREA)

Abstract

　TiO2とAl2O3とのモル比が45：55～55：45の範囲となるよう調製したTiO2源粉末及びAl2O3源粉末と、焼成助剤及び／又は成形助剤とを混合及び混練してなる可塑性坏土を、押出成形後、乾燥及び焼成するチタン酸アルミニウム質セラミックハニカム構造体の製造方法であって、前記TiO2源粉末は、0.2～4μmの粒径範囲における頻度の最大値及び10～100μmの粒径範囲における頻度の最大値が、共に前記2つの粒径範囲以外における頻度の最大値より大きい粒度分布（［log(粒径)］に対する質量基準の頻度分布）を有することを特徴とするチタン酸アルミニウム質セラミックハニカム構造体の製造方法。
PCT/JP2007/074848 2006-12-27 2007-12-25 チタン酸アルミニウム質セラミックハニカム構造体の製造方法 Ceased WO2008078747A1 (ja)

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US12/516,904 US8894916B2 (en) 2006-12-27 2007-12-25 Method for producing aluminum-titanate-based ceramic honeycomb structure
EP07860077.2A EP2098493B1 (en) 2006-12-27 2007-12-25 Process for producing aluminum-titanate-based ceramic honeycomb structure
CN2007800456794A CN101553445B (zh) 2006-12-27 2007-12-25 钛酸铝质陶瓷蜂窝状结构体的制造方法

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EP2098493A1 (en) 2009-09-09
CN101553445B (zh) 2012-09-19
PL2098493T3 (pl) 2017-03-31
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