JP2014527909A5 - - Google Patents

Info

Publication number

JP2014527909A5

JP2014527909A5 JP2014531362A JP2014531362A JP2014527909A5 JP 2014527909 A5 JP2014527909 A5 JP 2014527909A5 JP 2014531362 A JP2014531362 A JP 2014531362A JP 2014531362 A JP2014531362 A JP 2014531362A JP 2014527909 A5 JP2014527909 A5 JP 2014527909A5

Authority

JP

Japan

Prior art keywords

layer

oxidation catalyst

diesel oxidation

catalyst according

support material

Prior art date

2012-09-21

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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• 239000000463 material Substances 0.000 claims description 71
• KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 54
• 239000003054 catalyst Substances 0.000 claims description 53
• 230000003647 oxidation Effects 0.000 claims description 53
• 238000007254 oxidation reaction Methods 0.000 claims description 53
• CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 46
• 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 46
• BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 44
• JRTYPQGPARWINR-UHFFFAOYSA-N palladium platinum Chemical compound [Pd].[Pt] JRTYPQGPARWINR-UHFFFAOYSA-N 0.000 claims description 32
• 229910052763 palladium Inorganic materials 0.000 claims description 27
• 239000000758 substrate Substances 0.000 claims description 24
• 229910052697 platinum Inorganic materials 0.000 claims description 22
• 229910044991 metal oxide Inorganic materials 0.000 claims description 8
• 150000004706 metal oxides Chemical class 0.000 claims description 8
• 238000004519 manufacturing process Methods 0.000 claims description 4
• MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims 8
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 8
• VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 4
• 230000003197 catalytic effect Effects 0.000 claims 4
• 238000010531 catalytic reduction reaction Methods 0.000 claims 4
• 239000012530 fluid Substances 0.000 claims 4
• 239000004071 soot Substances 0.000 claims 4
• -1 Pr 6 O 11 Inorganic materials 0.000 claims 3
• 239000000377 silicon dioxide Substances 0.000 claims 3
• GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims 3
• 239000004215 Carbon black (E152) Substances 0.000 claims 2
• 229910021193 La 2 O 3 Inorganic materials 0.000 claims 2
• CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims 2
• 229910017493 Nd 2 O 3 Inorganic materials 0.000 claims 2
• 229910004298 SiO 2 Inorganic materials 0.000 claims 2
• 229910010413 TiO 2 Inorganic materials 0.000 claims 2
• GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 2
• 239000002131 composite material Substances 0.000 claims 2
• 150000001875 compounds Chemical class 0.000 claims 2
• 229930195733 hydrocarbon Natural products 0.000 claims 2
• 150000002430 hydrocarbons Chemical class 0.000 claims 2
• 239000003607 modifier Substances 0.000 claims 2
• 229910052845 zircon Inorganic materials 0.000 claims 2
• 229910052581 Si3N4 Inorganic materials 0.000 claims 1
• 239000002253 acid Substances 0.000 claims 1
• 229910000323 aluminium silicate Inorganic materials 0.000 claims 1
• HEHRHMRHPUNLIR-UHFFFAOYSA-N aluminum;hydroxy-[hydroxy(oxo)silyl]oxy-oxosilane;lithium Chemical compound [Li].[Al].O[Si](=O)O[Si](O)=O.O[Si](=O)O[Si](O)=O HEHRHMRHPUNLIR-UHFFFAOYSA-N 0.000 claims 1
• 229910052878 cordierite Inorganic materials 0.000 claims 1
• 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 group [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 1
• HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims 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 claims 1
• 229910001947 lithium oxide Inorganic materials 0.000 claims 1
• HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims 1
• 239000000395 magnesium oxide Substances 0.000 claims 1
• 239000000391 magnesium silicate Substances 0.000 claims 1
• 229910052919 magnesium silicate Inorganic materials 0.000 claims 1
• 235000019792 magnesium silicate Nutrition 0.000 claims 1
• 229910052863 mullite Inorganic materials 0.000 claims 1
• 229910052670 petalite Inorganic materials 0.000 claims 1
• 229910052611 pyroxene Inorganic materials 0.000 claims 1
• 150000003839 salts Chemical class 0.000 claims 1
• HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims 1
• 229910010271 silicon carbide Inorganic materials 0.000 claims 1
• HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims 1
• 238000011144 upstream manufacturing Methods 0.000 claims 1
• 125000003976 glyceryl group Chemical group [H]C([*])([H])C(O[H])([H])C(O[H])([H])[H] 0.000 description 1