JP2005534597A - チタン酸アルミニウムベースのセラミック製品 - Google Patents
チタン酸アルミニウムベースのセラミック製品 Download PDFInfo
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- JP2005534597A JP2005534597A JP2004524607A JP2004524607A JP2005534597A JP 2005534597 A JP2005534597 A JP 2005534597A JP 2004524607 A JP2004524607 A JP 2004524607A JP 2004524607 A JP2004524607 A JP 2004524607A JP 2005534597 A JP2005534597 A JP 2005534597A
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- tio
- diesel particulate
- particulate filter
- 2sio
- sio
- Prior art date
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- 239000000919 ceramic Substances 0.000 title claims abstract description 35
- 229910000505 Al2TiO5 Inorganic materials 0.000 title claims abstract description 17
- AABBHSMFGKYLKE-SNAWJCMRSA-N propan-2-yl (e)-but-2-enoate Chemical compound C\C=C\C(=O)OC(C)C AABBHSMFGKYLKE-SNAWJCMRSA-N 0.000 title claims abstract description 17
- 229910010413 TiO 2 Inorganic materials 0.000 claims abstract description 43
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims abstract description 42
- 239000000203 mixture Substances 0.000 claims abstract description 31
- 229910004298 SiO 2 Inorganic materials 0.000 claims abstract description 13
- 210000004027 cell Anatomy 0.000 claims description 46
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 25
- 239000011148 porous material Substances 0.000 claims description 15
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 13
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 13
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 8
- 230000035699 permeability Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 5
- 210000002421 cell wall Anatomy 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 229910052712 strontium Inorganic materials 0.000 claims description 5
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims description 5
- 239000006057 Non-nutritive feed additive Substances 0.000 claims description 4
- 230000001413 cellular effect Effects 0.000 claims description 4
- 239000004071 soot Substances 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 3
- 239000004014 plasticizer Substances 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000000047 product Substances 0.000 description 7
- 239000000523 sample Substances 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 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 description 5
- 239000000843 powder Substances 0.000 description 5
- 230000035939 shock Effects 0.000 description 5
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 4
- 229910052878 cordierite Inorganic materials 0.000 description 4
- 238000011068 loading method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010304 firing Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 2
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 2
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 2
- 239000005642 Oleic acid Substances 0.000 description 2
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- BDAGIHXWWSANSR-NJFSPNSNSA-N hydroxyformaldehyde Chemical group O[14CH]=O BDAGIHXWWSANSR-NJFSPNSNSA-N 0.000 description 2
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229920000609 methyl cellulose Polymers 0.000 description 2
- 239000001923 methylcellulose Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229920002050 silicone resin Polymers 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000018 strontium carbonate Inorganic materials 0.000 description 2
- 239000003784 tall oil Substances 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 229910001593 boehmite Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004453 electron probe microanalysis Methods 0.000 description 1
- 239000010433 feldspar Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 229910001679 gibbsite Inorganic materials 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- JCDAAXRCMMPNBO-UHFFFAOYSA-N iron(3+);oxygen(2-);titanium(4+) Chemical group [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Ti+4].[Fe+3].[Fe+3] JCDAAXRCMMPNBO-UHFFFAOYSA-N 0.000 description 1
- 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
- 238000004898 kneading Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052863 mullite Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
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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
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Abstract
Description
Claims (14)
- u(Al2O3・TiO2)+v(R)+w(3Al2O3・2SiO2)+x(Al2O3)+y(SiO2)+z(1.1SrO・1.5Al2O3・13.6SiO2・TiO2)+a(Fe2O3・TiO2)+b(MgO・2TiO2)を有してなる組成であって、RがSrO・Al2O3・2SiO2または11.2SrO・10.9Al2O3・24.1SiO2・TiO2であり、u,v,w,x,y,z,aおよびbが、u+v+w+x+y+z+a+b=1、0.5<u≦0.95、0.01<v≦0.5、0.01<w≦0.5、0<x≦0.5、0<y≦0.1、0<z≦0.5、0<a≦0.3、および0<b≦0.3となるような各成分の重量分画である組成を有するセラミック製品。
- RがSrO・Al2O3・2SiO2であることを特徴とする請求項1記載のセラミック製品。
- Rが11.2SrO・10.9Al2O3・24.1SiO2・TiO2であることを特徴とする請求項1記載のセラミック製品。
- 請求項1記載のセラミック製品からなり、前面の入口端から出口端に延在する、端部が閉塞された複数の平行なセル通路を有する閉塞型ウォール・フロー式ハニカムフィルタ本体を有してなるディーゼル微粒子フィルタ。
- 室温から800℃〜1000℃で測定された、15×10-7/℃未満のCTEを有することを特徴とする請求項4記載のディーゼル微粒子フィルタ。
- 30体積%から50体積%の気孔率を有することを特徴とする請求項4記載のディーゼル微粒子フィルタ。
- 5から25マイクロメートルのメジアン孔径を有することを特徴とする請求項4記載のディーゼル微粒子フィルタ。
- 200cpsi(約32セル/cm2)のセル密度、0.016インチ(約0.4mm)の壁厚を有するセルラ・バーについて測定した、150から400psi(約1.1〜2.8MPa)の破壊係数を有することを特徴とする請求項4記載のディーゼル微粒子フィルタ。
- 少なくとも0.20×10-12m2の透過度を有することを特徴とする請求項4記載のディーゼル微粒子フィルタ。
- 273cpsi(約43セル/cm2)のセル密度および0.015インチ(約0.38mm)のセル壁厚について、210scfm(約5.67m3/分)の流量および5g/Lまでの人工炭素煤の負荷量で、5kPa以下の圧力降下を有することを特徴とする請求項4記載のディーゼル微粒子フィルタ。
- チタン酸アルミニウムベースのセラミック体を製造する方法において、
(a) シリカ、アルミナ、ストロンチウム、チタニア、および/または酸化鉄の供給源を有してなる無機原材料のバッチを、可塑剤、滑剤、結合剤および溶媒としての水を有してなる有機加工助剤と一緒に配合し、混合して、均質な可塑化混合物を形成し、
(b) 前記可塑化混合物を未焼成体に成形し、
(c) 30〜50時間の期間の保持時間と、1100℃〜1650℃の保持温度で、様々な温度間隔に亘り20〜40℃/時の比率で前記未焼成体を加熱して、u(Al2O3・TiO2)+v(R)+w(3Al2O3・2SiO2)+x(Al2O3)+y(SiO2)+z(1.1SrO・1.5Al2O3・13.6SiO2・TiO2)+a(Fe2O3・TiO2)+b(MgO・2TiO2)を有してなる組成であって、RがSrO・Al2O3・2SiO2または11.2SrO・10.9Al2O3・24.1SiO2・TiO2であり、u,v,w,x,y,z,aおよびbが、u+v+w+x+y+z+a+b=1、0.5<u≦0.95、0.01<v≦0.5、0.01<w≦0.5、0<x≦0.5、0<y≦0.1、0<z≦0.5、0<a≦0.3、および0<b≦0.3となるような各成分の重量分画である組成を有するセラミック体を形成する、
各工程を有してなる方法。 - 前記加熱工程を1100℃〜1500℃の保持温度で行うことを特徴とする請求項11記載の方法。
- 前記成形工程を押出しにより行うことを特徴とする請求項11記載の方法。
- 前記可塑化混合物をハニカム未焼成体に押し出すことを特徴とする請求項13記載の方法。
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PCT/US2003/022008 WO2004011386A1 (en) | 2002-07-31 | 2003-07-10 | Aluminum titanate-based ceramic article |
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JP2008508185A (ja) * | 2004-07-29 | 2008-03-21 | コーニング インコーポレイテッド | 細孔サイズ分布の狭いチタン酸アルミニウム物体およびその製造方法 |
WO2009041369A1 (ja) | 2007-09-27 | 2009-04-02 | Hitachi Metals, Ltd. | セラミックハニカム構造体及びその製造方法 |
JP2010510959A (ja) * | 2006-11-29 | 2010-04-08 | コーニング インコーポレイテッド | チタン酸アルミニウムバッチ組成物および方法 |
JP2010083738A (ja) * | 2008-10-02 | 2010-04-15 | Hitachi Metals Ltd | 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 |
US8105543B2 (en) | 2005-11-30 | 2012-01-31 | Saint-Gobain Centre De Recherches Et D'etudes Europeen | Silicon carbide based structure for filtrating gas |
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CN1684924A (zh) | 2005-10-19 |
AU2003249236A1 (en) | 2004-02-16 |
ZA200500853B (en) | 2005-12-28 |
KR100960769B1 (ko) | 2010-06-01 |
KR20050032579A (ko) | 2005-04-07 |
JP4750415B2 (ja) | 2011-08-17 |
EP1558545A4 (en) | 2009-10-21 |
US20040092381A1 (en) | 2004-05-13 |
EP1558545A1 (en) | 2005-08-03 |
EP1558545B1 (en) | 2016-02-03 |
WO2004011386A1 (en) | 2004-02-05 |
US7001861B2 (en) | 2006-02-21 |
CN1323981C (zh) | 2007-07-04 |
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