JP2017176943A - ハニカム構造体 - Google Patents
ハニカム構造体 Download PDFInfo
- Publication number
- JP2017176943A JP2017176943A JP2016064656A JP2016064656A JP2017176943A JP 2017176943 A JP2017176943 A JP 2017176943A JP 2016064656 A JP2016064656 A JP 2016064656A JP 2016064656 A JP2016064656 A JP 2016064656A JP 2017176943 A JP2017176943 A JP 2017176943A
- Authority
- JP
- Japan
- Prior art keywords
- honeycomb structure
- cell
- inflow
- catalyst
- cells
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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- 238000005192 partition Methods 0.000 claims abstract description 70
- 239000011148 porous material Substances 0.000 claims abstract description 64
- 238000001914 filtration Methods 0.000 claims abstract description 44
- 229910052878 cordierite Inorganic materials 0.000 claims description 14
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 claims description 14
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- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical class O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 7
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- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 2
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- 229910052863 mullite Inorganic materials 0.000 description 2
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
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- -1 ZSM-5 Chemical compound 0.000 description 1
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- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
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- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
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- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
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- F01N3/2842—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration specially adapted for monolithic supports, e.g. of honeycomb type
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Abstract
Description
図1〜図3に示すように、本発明のハニカム構造体の一の実施形態は、多孔質の隔壁1を有するハニカム構造部4と、ハニカム構造部4に形成されたセル2のいずれか一方の端部に配設された目封止部5と、を備えたハニカム構造体100である。多孔質の隔壁1は、流入端面11から流出端面12まで延びる流体の流路となる複数のセル2を区画形成するものである。目封止部5は、セル2の流入端面11側又は流出端面12側の開口部に配設され、セル2のいずれか一方の端部を封止するものである。ここで、複数のセル2のうち、流出端面12側の開口部に目封止部5が配設され、流入端面11側が開口したセル2を、流入セル2aとする。また、複数のセル2のうち、流入端面11側の開口部に目封止部5が配設され、流出端面12側が開口したセル2を、流出セル2bとする。
コージェライト化原料100質量部に、造孔材を20質量部、分散媒を30質量部、有機バインダを5質量部、分散剤を0.5質量部、それぞれ添加し、混合、混練して坏土を調製した。コージェライト化原料としては、アルミナ、水酸化アルミニウム、カオリン、タルク、及びシリカを使用した。分散媒としては水を使用し、造孔材としては平均粒子径30μmの発泡性樹脂を使用し、有機バインダとしてはヒドロキシプロピルメチルセルロースを使用し、分散剤としては界面活性剤を使用した。
まず、特開2007−155708号公報に記載されたPM発生装置を用いて、PM含有ガスを発生させた。なお、PM発生装置の燃料として軽油を使用した。このPM発生装置から発生させたPM含有ガスを、触媒を担持していないハニカム構造体の流入端面側から導入し、ハニカム構造体の隔壁の表面にススを堆積させた。そして、PM含有ガス流量10Nm3/min、200℃の状態において、3g/Lの量のススを堆積時の、流入端面と流出端面との圧力差を求めた。このようにして求められた圧力差を、「触媒なしハニカム構造体のスス付き圧力損失値」とした。表3においては、「触媒なし圧損[kPa]」としている。また、別途、表2に示す値となるように触媒を担持したハニカム構造体に、3g/Lの量のススを堆積させ、同じく流量10Nm3/min、200℃の状態において、流入端面と流出端面との圧力差を求めた。このようにして求められた圧力差を、「触媒付きハニカム構造体のスス付き圧力損失値」とした。表3においては、「触媒付圧損[kPa]」としている。そして、「触媒付きハニカム構造体のスス付き圧力損失値」÷「触媒無しハニカム構造体のスス付き圧力損失値」の値を求め、求められた値を、圧力損失上昇率の評価値とした。求められた圧力損失上昇率の評価値が小さいほど、触媒付きハニカム構造体にススが堆積した際の圧力損失の上昇が抑制されていることとなる。表3においては、圧力損失上昇率の評価値に基づいて、A〜Cの評価を行った。Aの評価結果は、圧力損失上昇率の評価値において3.0以下であり最も優れていることを示す。Bの評価結果は、3.0より大きく3.5以下であるためAの評価には劣るものの、良好な結果であることを示す。Cの評価結果は、圧力損失上昇率の評価が、3.5より大きいため実用に適さないことを示す。
アイソスタティック強度の測定は、社団法人自動車技術会発行の自動車規格(JASO規格)のM505−87で規定されているアイソスタティック破壊強度試験に基づいて行った。アイソスタティック破壊強度試験は、ゴムの筒状容器に、ハニカム構造体を入れてアルミ製板で蓋をし、水中で等方加圧圧縮を行う試験である。即ち、アイソスタティック破壊強度試験は、缶体に、ハニカム構造体が外周面把持される場合の圧縮負荷加重を模擬した試験である。このアイソスタティック破壊強度試験によって測定されるアイソスタティック強度は、ハニカム構造体が破壊したときの加圧圧力値[MPa]で示される。以下の評価基準により、アイソスタティック強度の評価を行った。Aの評価結果は、2.0MPa以上のアイソスタティック強度を有しており、ハニカム構造体を排ガス浄化用の部材として用いるための実用レベルを満たしている。Bの評価結果は、1.0〜2.0MPaのアイソスタティック強度を有しており、Aの評価結果には劣るものの、良好な結果であることを示す。一方、Cの評価結果は、アイソスタティック強度が1MPa未満であり、ハニカム構造体を排ガス浄化用の部材として用いるための実用に適さないことを示す。
ハニカム構造体のセル構造、細孔特性、及びハニカム構造体の形状を、表1に示すように変更した以外は、実施例1と同様の方法でハニカム構造体を作製した。実施例2〜23において、気孔率は、発泡性樹脂の量、有機バインダの量によって調整した。また、実施例2〜23において、平均細孔径は、発泡性樹脂の粒子径、コージェライト化原料の粒子径、焼成温度によって調整した。また、表1のセル構造の欄中の「セル形状」において、「四角、八角」と記載されているものについては、流入セルの形状が八角形で、流出セルの形状が四角形であったことを示す。
ハニカム構造体のセル構造、細孔特性、及びハニカム構造体の形状を、表4に示すように変更した以外は、実施例1と同様の方法でハニカム構造体を作製した。
実施例1〜23のハニカム構造体は、圧力損失上昇率の評価、及びアイソスタティック強度の評価において、共に良好な結果のものであった。比較例1〜10のハニカム構造体は、触媒付きハニカム構造体にススが堆積した際の圧力損失上昇率が、実施例1〜23のハニカム構造体に比して大きく増大するものであった。比較例11及び12のハニカム構造体は、圧力損失上昇率が低いものであったが、アイソスタティック強度が非常に低いものであった。なお、比較例1、4、7及び9のハニカム構造体についても、アイソスタティック強度が非常に低いものであった。また、実施例1、2、9及び11は、「G×A」が同程度の値を示すものであり、これらの平均細孔径を比較したところ、平均細孔径の値が20μm以下である実施例2、9及び11は、圧力損失上昇率の評価においてより良好な結果が示されていた。
Claims (10)
- 流入端面から流出端面まで延びる流体の流路となる複数のセルを区画形成する多孔質の隔壁を有するハニカム構造部と、
前記セルの前記流入端面側又は前記流出端面側の開口部に配設された目封止部と、を備え、
前記隔壁の厚さが、0.30mm以上、0.51mm以下であり、
前記ハニカム構造部のセル密度が、30個/cm2以上、93個/cm2以下であり、
前記セルのうち、前記流出端面側の開口部に前記目封止部が配設され、前記流入端面側が開口したセルを、流入セルとし、
前記セルのうち、前記流入端面側の開口部に前記目封止部が配設され、前記流出端面側が開口したセルを、流出セルとし、
前記ハニカム構造部の1cm3当たりに含まれる、前記流入セルの濾過面積[cm2]を、流入側濾過面積G[cm2/cm3]とし、
前記ハニカム構造部の前記隔壁に形成されている細孔容積Vp[cm3]を前記ハニカム構造部の前記セルを含む総体積Va[L]で除算した値を、細孔容積率A[cm3/L]とし、
前記流入側濾過面積G[cm2/cm3]と、前記細孔容積率A[cm3/L]との積が、1800cm2/L以上、3200cm2/L以下である、ハニカム構造体。 - 前記流入側濾過面積G[cm2/cm3]と、前記細孔容積率A[cm3/L]との積が、1800cm2/L以上、3000cm2/L以下である、請求項1に記載のハニカム構造体。
- 前記流入側濾過面積G[cm2/cm3]と、前記細孔容積率A[cm3/L]との積が、2000cm2/L以上、3000cm2/L以下である、請求項2に記載のハニカム構造体。
- 前記隔壁の平均細孔径が、12〜20μmである、請求項1〜3のいずれか一項に記載のハニカム構造体。
- 前記ハニカム構造部が、コージェライトを含むものである、請求項1〜4のいずれか一項に記載のハニカム構造体。
- 前記ハニカム構造部の前記隔壁の表面及び前記隔壁の細孔のうちの少なくとも一方に、排ガス浄化用の触媒が担持されている、請求項1〜5のいずれか一項に記載のハニカム構造体。
- 前記触媒の担持量が、50g/L以上である、請求項6に記載のハニカム構造体。
- 前記触媒の担持量が、50g/L以上、130g/L以下である、請求項7に記載のハニカム構造体。
- 自動車から排出される排ガスに含まれるNOxの浄化に用いられる、請求項6〜8のいずれか一項に記載のハニカム構造体。
- 前記触媒が、選択的触媒還元機能を有する触媒である、請求項6〜9のいずれか一項に記載のハニカム構造体。
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002219319A (ja) * | 2000-11-24 | 2002-08-06 | Ngk Insulators Ltd | 多孔質ハニカムフィルター及びその製造方法 |
JP2004162544A (ja) * | 2002-11-11 | 2004-06-10 | Hitachi Metals Ltd | 排気ガス浄化装置 |
JP2004315346A (ja) * | 2003-03-28 | 2004-11-11 | Ngk Insulators Ltd | ハニカム構造体 |
JP2005305417A (ja) * | 2004-03-26 | 2005-11-04 | Ngk Insulators Ltd | 触媒機能を有するハニカムフィルタとその製造方法 |
JP2010221155A (ja) * | 2009-03-24 | 2010-10-07 | Ngk Insulators Ltd | ハニカム構造体の製造方法及びハニカム触媒体の製造方法 |
JP2011098337A (ja) * | 2009-10-09 | 2011-05-19 | Ibiden Co Ltd | ハニカムフィルタ |
JP2014198654A (ja) * | 2013-03-29 | 2014-10-23 | 日本碍子株式会社 | ハニカム構造体 |
WO2015046242A1 (ja) * | 2013-09-24 | 2015-04-02 | 日立金属株式会社 | コーディエライト質セラミックハニカム構造体及びその製造方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3503823B2 (ja) * | 2001-02-15 | 2004-03-08 | 日立金属株式会社 | 多孔質セラミックハニカム構造体 |
JP4459476B2 (ja) * | 2001-05-01 | 2010-04-28 | 日本碍子株式会社 | 多孔質ハニカム構造体及びその製造方法 |
JPWO2007043245A1 (ja) * | 2005-10-12 | 2009-04-16 | イビデン株式会社 | ハニカムユニット及びハニカム構造体 |
JP4653719B2 (ja) | 2005-11-14 | 2011-03-16 | 日本碍子株式会社 | Pm発生装置 |
WO2007074508A1 (ja) * | 2005-12-26 | 2007-07-05 | Ibiden Co., Ltd. | ハニカム構造体の製造方法 |
JP5232368B2 (ja) * | 2006-07-13 | 2013-07-10 | 株式会社キャタラー | スラリーコート用ハニカム構造体 |
WO2009067163A2 (en) | 2007-11-20 | 2009-05-28 | Corning Incorporated | Washcoat loaded porous ceramics with low backpressure |
WO2009122532A1 (ja) * | 2008-03-31 | 2009-10-08 | イビデン株式会社 | ハニカム構造体 |
EP2258459B1 (en) * | 2008-03-31 | 2016-03-23 | Ibiden Co., Ltd. | Honeycomb structure |
WO2009141874A1 (ja) * | 2008-05-20 | 2009-11-26 | イビデン株式会社 | ハニカム構造体 |
WO2011042991A1 (ja) | 2009-10-09 | 2011-04-14 | イビデン株式会社 | ハニカムフィルタ |
CN102834158B (zh) * | 2010-04-01 | 2015-07-15 | 日立金属株式会社 | 陶瓷蜂窝过滤器及其制造方法 |
JP6239304B2 (ja) * | 2013-07-31 | 2017-11-29 | イビデン株式会社 | ハニカムフィルタ |
JP6092068B2 (ja) | 2013-09-30 | 2017-03-08 | 日本碍子株式会社 | 触媒担持型ハニカムフィルタ |
ES2635633T3 (es) | 2014-09-24 | 2017-10-04 | Canon Kabushiki Kaisha | Soporte de impresión |
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Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002219319A (ja) * | 2000-11-24 | 2002-08-06 | Ngk Insulators Ltd | 多孔質ハニカムフィルター及びその製造方法 |
JP2004162544A (ja) * | 2002-11-11 | 2004-06-10 | Hitachi Metals Ltd | 排気ガス浄化装置 |
JP2004315346A (ja) * | 2003-03-28 | 2004-11-11 | Ngk Insulators Ltd | ハニカム構造体 |
JP2005305417A (ja) * | 2004-03-26 | 2005-11-04 | Ngk Insulators Ltd | 触媒機能を有するハニカムフィルタとその製造方法 |
JP2010221155A (ja) * | 2009-03-24 | 2010-10-07 | Ngk Insulators Ltd | ハニカム構造体の製造方法及びハニカム触媒体の製造方法 |
JP2011098337A (ja) * | 2009-10-09 | 2011-05-19 | Ibiden Co Ltd | ハニカムフィルタ |
JP2014198654A (ja) * | 2013-03-29 | 2014-10-23 | 日本碍子株式会社 | ハニカム構造体 |
WO2015046242A1 (ja) * | 2013-09-24 | 2015-04-02 | 日立金属株式会社 | コーディエライト質セラミックハニカム構造体及びその製造方法 |
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JP6633952B2 (ja) | 2020-01-22 |
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