JPS63158132A - 排ガス浄化用触媒体 - Google Patents

Info

Publication number

JPS63158132A

JPS63158132A JP61306975A JP30697586A JPS63158132A JP S63158132 A JPS63158132 A JP S63158132A JP 61306975 A JP61306975 A JP 61306975A JP 30697586 A JP30697586 A JP 30697586A JP S63158132 A JPS63158132 A JP S63158132A

Authority

JP

Japan

Prior art keywords

catalyst

oxide

mgo

exhaust gas

purifying exhaust

Prior art date

1986-12-23

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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• 239000003054 catalyst Substances 0.000 title claims abstract description 53
• 229910052751 metal Inorganic materials 0.000 claims abstract description 5
• 239000002184 metal Substances 0.000 claims abstract description 5
• 229910052742 iron Inorganic materials 0.000 claims abstract description 4
• 238000002156 mixing Methods 0.000 claims abstract description 4
• 229910052804 chromium Inorganic materials 0.000 claims abstract description 3
• 229910052759 nickel Inorganic materials 0.000 claims abstract description 3
• 229910052720 vanadium Inorganic materials 0.000 claims abstract description 3
• 239000000956 alloy Substances 0.000 claims abstract 2
• 229910045601 alloy Inorganic materials 0.000 claims abstract 2
• 229910052719 titanium Inorganic materials 0.000 claims abstract 2
• 238000000746 purification Methods 0.000 claims description 6
• 239000000919 ceramic Substances 0.000 claims description 2
• 238000001354 calcination Methods 0.000 claims 1
• 229910052731 fluorine Inorganic materials 0.000 claims 1
• 230000003197 catalytic effect Effects 0.000 abstract description 13
• 239000000203 mixture Substances 0.000 abstract description 3
• 230000008929 regeneration Effects 0.000 abstract description 2
• 238000011069 regeneration method Methods 0.000 abstract description 2
• 239000002245 particle Substances 0.000 abstract 2
• 229910052748 manganese Inorganic materials 0.000 abstract 1
• 239000007789 gas Substances 0.000 description 14
• 230000003647 oxidation Effects 0.000 description 11
• 238000007254 oxidation reaction Methods 0.000 description 11
• 239000011241 protective layer Substances 0.000 description 8
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
• 230000000694 effects Effects 0.000 description 6
• 229910002651 NO3 Inorganic materials 0.000 description 5
• NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 5
• MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 4
• 230000007423 decrease Effects 0.000 description 4
• 150000002823 nitrates Chemical class 0.000 description 4
• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
• 238000002485 combustion reaction Methods 0.000 description 3
• 239000006260 foam Substances 0.000 description 3
• 229910000510 noble metal Inorganic materials 0.000 description 3
• MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
• 230000003247 decreasing effect Effects 0.000 description 2
• 238000010586 diagram Methods 0.000 description 2
• 239000003350 kerosene Substances 0.000 description 2
• 229910052763 palladium Inorganic materials 0.000 description 2
• 229910052697 platinum Inorganic materials 0.000 description 2
• BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
• ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
• VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
• 150000001412 amines Chemical class 0.000 description 1
• 239000007864 aqueous solution Substances 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• 239000003795 chemical substances by application Substances 0.000 description 1
• 229910052878 cordierite Inorganic materials 0.000 description 1
• 229910052593 corundum Inorganic materials 0.000 description 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 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 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
• 238000011156 evaluation Methods 0.000 description 1
• 238000010304 firing Methods 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
• 239000007788 liquid Substances 0.000 description 1
• 230000007774 longterm Effects 0.000 description 1
• 238000005259 measurement Methods 0.000 description 1
• 229910044991 metal oxide Inorganic materials 0.000 description 1
• 150000004706 metal oxides Chemical class 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 229910052863 mullite Inorganic materials 0.000 description 1
• 235000006408 oxalic acid Nutrition 0.000 description 1
• 230000001590 oxidative effect Effects 0.000 description 1
• 229910052700 potassium Inorganic materials 0.000 description 1
• 239000011591 potassium Substances 0.000 description 1
• 239000000843 powder Substances 0.000 description 1
• 238000011084 recovery Methods 0.000 description 1
• 230000001172 regenerating effect Effects 0.000 description 1
• 150000003839 salts Chemical class 0.000 description 1
• 239000007787 solid Substances 0.000 description 1
• 239000000243 solution Substances 0.000 description 1
• 230000003068 static effect Effects 0.000 description 1
• 238000003786 synthesis reaction Methods 0.000 description 1
• 229910001845 yogo sapphire Inorganic materials 0.000 description 1

Cited By (1)