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WO2009048156A1 - コージェライト質セラミックハニカムフィルタ及びその製造方法 - Google Patents

コージェライト質セラミックハニカムフィルタ及びその製造方法 Download PDF

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Publication number
WO2009048156A1
WO2009048156A1 PCT/JP2008/068605 JP2008068605W WO2009048156A1 WO 2009048156 A1 WO2009048156 A1 WO 2009048156A1 JP 2008068605 W JP2008068605 W JP 2008068605W WO 2009048156 A1 WO2009048156 A1 WO 2009048156A1
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volume
pore
pore diameter
pore volume
exhaust gas
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Ceased
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PCT/JP2008/068605
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English (en)
French (fr)
Inventor
Shunji Okazaki
Toshitaka Ishizawa
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Proterial Ltd
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Hitachi Metals Ltd
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Priority to JP2009537051A priority Critical patent/JP5402638B2/ja
Priority to US12/682,476 priority patent/US8500840B2/en
Priority to CN2008801113368A priority patent/CN101959571B/zh
Priority to EP08838157.9A priority patent/EP2228115B1/en
Publication of WO2009048156A1 publication Critical patent/WO2009048156A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/0006—Honeycomb structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2425—Honeycomb filters characterized by parameters related to the physical properties of the honeycomb structure material
    • B01D46/2429—Honeycomb filters characterized by parameters related to the physical properties of the honeycomb structure material of the honeycomb walls or cells
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    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
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    • B01D46/2418—Honeycomb filters
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    • B01D46/24493—Modulus of rupture
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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
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    • C04B35/16—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 silicates other than clay
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
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  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
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  • Manufacturing & Machinery (AREA)
  • Plasma & Fusion (AREA)
  • Thermal Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Filtering Materials (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)

Abstract

　多孔質の隔壁で仕切られた多数の流路を有するハニカム構造体と、前記流路の排気ガス流入側又は排気ガス流出側に交互に設けられた封止部とを有し、前記多孔質隔壁に排気ガスを通過させ、排気ガス中に含まれる微粒子を除去するコージェライト質セラミックハニカムフィルタであって、前記多孔質隔壁の気孔率が45～58%、平均細孔径が15～30μm、細孔径50μmを超える細孔容積が全細孔容積の10%を超え25%以下、細孔径100μm以上の細孔容積が全細孔容積の1～8%、細孔径10μm未満の細孔容積が全細孔容積の3～10%であり、かつ細孔分布偏差σ［ただし、σ＝log(D20)-log(D80)であり、D20は、細孔径と累積細孔容積との関係を示す曲線において、全細孔容積の20%に相当する細孔容積での細孔径(μm)を示し、D80は同じく全細孔容積の80%に相当する細孔容積での細孔径(μm)を示す。D80＜D20である。］が0.6以下であることを特徴とする。
PCT/JP2008/068605 2007-10-12 2008-10-14 コージェライト質セラミックハニカムフィルタ及びその製造方法 Ceased WO2009048156A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009537051A JP5402638B2 (ja) 2007-10-12 2008-10-14 コージェライト質セラミックハニカムフィルタ及びその製造方法
US12/682,476 US8500840B2 (en) 2007-10-12 2008-10-14 Cordierite-based ceramic honeycomb filter and its production method
CN2008801113368A CN101959571B (zh) 2007-10-12 2008-10-14 堇青石质陶瓷蜂窝过滤器及其制造方法
EP08838157.9A EP2228115B1 (en) 2007-10-12 2008-10-14 Cordierite ceramic honeycomb filter and process for producing the same

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Application Number Priority Date Filing Date Title
JP2007-267119 2007-10-12
JP2007267119 2007-10-12

Publications (1)

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WO2009048156A1 true WO2009048156A1 (ja) 2009-04-16

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PCT/JP2008/068605 Ceased WO2009048156A1 (ja) 2007-10-12 2008-10-14 コージェライト質セラミックハニカムフィルタ及びその製造方法

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US (1) US8500840B2 (ja)
EP (1) EP2228115B1 (ja)
JP (1) JP5402638B2 (ja)
CN (1) CN101959571B (ja)
WO (1) WO2009048156A1 (ja)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011027837A1 (ja) * 2009-09-04 2011-03-10 日立金属株式会社 セラミックハニカム構造体及びその製造方法
JP2011212582A (ja) * 2010-03-31 2011-10-27 Hitachi Metals Ltd コーディエライト質セラミックハニカムフィルタおよびその製造方法
JP2013000680A (ja) * 2011-06-17 2013-01-07 Ngk Insulators Ltd 排ガス浄化フィルタ
JP2013158678A (ja) * 2012-02-03 2013-08-19 Nippon Soken Inc 排ガス浄化フィルタ及びその製造方法
WO2014069643A1 (ja) 2012-11-01 2014-05-08 京セラ株式会社 ハニカム構造体およびこれを用いたガス処理装置
JP2014513030A (ja) * 2011-02-28 2014-05-29 コーニング インコーポレイテッド シリカを含むセラミック体形成バッチ材料、その使用方法、およびそれから製造されたセラミック体
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US8500840B2 (en) 2013-08-06
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