JPS61222541A

JPS61222541A - 排ガス浄化用触媒

排ガス浄化用触媒

Info

Publication number: JPS61222541A
Authority: JP; Japan
Prior art keywords: catalyst; aluminum; phosphorus; composite oxide; exhaust gas
Prior art date: 1985-03-28
Legal status : Granted

Application number

JP60062059A

Other languages

English (en)

Japanese (ja)

Other versions

JPH0462779B2 (enrdf_load_stackoverflow

Inventor

Koichi Saito

斉藤　皓一

Kenji Ueda

健次植田

Yasuo Ikeda

池田　康生

Current Assignee

Nippon Shokubai Co Ltd

Original Assignee

Nippon Shokubai Co Ltd

Priority date

1985-03-28

Filing date

1985-03-28

Publication date

1986-10-03

1985-03-28 Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd

1985-03-28 Priority to JP60062059A priority Critical patent/JPS61222541A/ja

1986-10-03 Publication of JPS61222541A publication Critical patent/JPS61222541A/ja

1992-10-07 Publication of JPH0462779B2 publication Critical patent/JPH0462779B2/ja

Status Granted legal-status Critical Current

Links

239000003054 catalyst Substances 0.000 title claims abstract description 49
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 37
229910052782 aluminium Inorganic materials 0.000 claims abstract description 37
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 37
229910052698 phosphorus Inorganic materials 0.000 claims abstract description 37
239000011574 phosphorus Substances 0.000 claims abstract description 37
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 37
239000002131 composite material Substances 0.000 claims abstract description 34
239000006260 foam Substances 0.000 claims abstract description 17
239000000203 mixture Substances 0.000 claims abstract description 16
239000010948 rhodium Substances 0.000 claims abstract description 14
150000003682 vanadium compounds Chemical class 0.000 claims abstract description 11
239000000919 ceramic Substances 0.000 claims abstract description 10
KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims abstract description 8
229910052697 platinum Inorganic materials 0.000 claims abstract description 7
229910052703 rhodium Inorganic materials 0.000 claims abstract description 6
MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims abstract description 5
229910052763 palladium Inorganic materials 0.000 claims abstract description 4
230000009970 fire resistant effect Effects 0.000 claims description 4
229910052751 metal Inorganic materials 0.000 claims description 3
239000002184 metal Substances 0.000 claims description 3
239000006262 metallic foam Substances 0.000 claims description 3
239000000243 solution Substances 0.000 abstract description 18
239000007864 aqueous solution Substances 0.000 abstract description 13
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract description 9
239000002002 slurry Substances 0.000 abstract description 7
235000011007 phosphoric acid Nutrition 0.000 abstract description 5
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract description 3
238000001914 filtration Methods 0.000 abstract description 3
239000000126 substance Substances 0.000 abstract description 3
QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 2
239000007789 gas Substances 0.000 description 26
GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 20
238000000034 method Methods 0.000 description 15
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 14
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
238000002485 combustion reaction Methods 0.000 description 9
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 7
238000006243 chemical reaction Methods 0.000 description 7
239000002245 particle Substances 0.000 description 7
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
230000000694 effects Effects 0.000 description 6
230000000052 comparative effect Effects 0.000 description 5
229910052878 cordierite Inorganic materials 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
239000010419 fine particle Substances 0.000 description 5
239000000843 powder Substances 0.000 description 5
150000003839 salts Chemical class 0.000 description 5
229910052720 vanadium Inorganic materials 0.000 description 5
LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 5
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
239000000047 product Substances 0.000 description 4
239000000377 silicon dioxide Substances 0.000 description 4
MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 3
229910000147 aluminium phosphate Inorganic materials 0.000 description 3
LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 3
IXSUHTFXKKBBJP-UHFFFAOYSA-L azanide;platinum(2+);dinitrite Chemical compound [NH2-].[NH2-].[Pt+2].[O-]N=O.[O-]N=O IXSUHTFXKKBBJP-UHFFFAOYSA-L 0.000 description 3
UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 description 3
238000001035 drying Methods 0.000 description 3
238000007654 immersion Methods 0.000 description 3
230000008929 regeneration Effects 0.000 description 3
238000011069 regeneration method Methods 0.000 description 3
VXNYVYJABGOSBX-UHFFFAOYSA-N rhodium(3+);trinitrate Chemical compound [Rh+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VXNYVYJABGOSBX-UHFFFAOYSA-N 0.000 description 3
239000007787 solid Substances 0.000 description 3
239000007858 starting material Substances 0.000 description 3
238000003756 stirring Methods 0.000 description 3
-1 wire mesh Substances 0.000 description 3
BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
238000009825 accumulation Methods 0.000 description 2
VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
235000011114 ammonium hydroxide Nutrition 0.000 description 2
229910052799 carbon Inorganic materials 0.000 description 2
230000003197 catalytic effect Effects 0.000 description 2
230000007423 decrease Effects 0.000 description 2
230000006866 deterioration Effects 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
239000000463 material Substances 0.000 description 2
239000003595 mist Substances 0.000 description 2
239000011259 mixed solution Substances 0.000 description 2
229910017604 nitric acid Inorganic materials 0.000 description 2
239000013618 particulate matter Substances 0.000 description 2
PXXKQOPKNFECSZ-UHFFFAOYSA-N platinum rhodium Chemical compound [Rh].[Pt] PXXKQOPKNFECSZ-UHFFFAOYSA-N 0.000 description 2
231100000572 poisoning Toxicity 0.000 description 2
230000000607 poisoning effect Effects 0.000 description 2
LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 2
IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 description 1
KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 1
239000004254 Ammonium phosphate Substances 0.000 description 1
239000004215 Carbon black (E152) Substances 0.000 description 1
UEZVMMHDMIWARA-UHFFFAOYSA-N Metaphosphoric acid Chemical compound OP(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-N 0.000 description 1
229910019142 PO4 Inorganic materials 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
229910021550 Vanadium Chloride Inorganic materials 0.000 description 1
229910021549 Vanadium(II) chloride Inorganic materials 0.000 description 1
229910021551 Vanadium(III) chloride Inorganic materials 0.000 description 1
QUEDYRXQWSDKKG-UHFFFAOYSA-M [O-2].[O-2].[V+5].[OH-] Chemical compound [O-2].[O-2].[V+5].[OH-] QUEDYRXQWSDKKG-UHFFFAOYSA-M 0.000 description 1
238000000862 absorption spectrum Methods 0.000 description 1
239000002253 acid Substances 0.000 description 1
239000013543 active substance Substances 0.000 description 1
WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
CEGOLXSVJUTHNZ-UHFFFAOYSA-K aluminium tristearate Chemical compound [Al+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CEGOLXSVJUTHNZ-UHFFFAOYSA-K 0.000 description 1
229940063655 aluminum stearate Drugs 0.000 description 1
KMJRBSYFFVNPPK-UHFFFAOYSA-K aluminum;dodecanoate Chemical compound [Al+3].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O KMJRBSYFFVNPPK-UHFFFAOYSA-K 0.000 description 1
229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 1
229910000148 ammonium phosphate Inorganic materials 0.000 description 1
235000019289 ammonium phosphates Nutrition 0.000 description 1
LYSTYSFIGYAXTG-UHFFFAOYSA-L barium(2+);hydrogen phosphate Chemical compound [Ba+2].OP([O-])([O-])=O LYSTYSFIGYAXTG-UHFFFAOYSA-L 0.000 description 1
230000033228 biological regulation Effects 0.000 description 1
229910001593 boehmite Inorganic materials 0.000 description 1
MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 1
229910000397 disodium phosphate Inorganic materials 0.000 description 1
235000019800 disodium phosphate Nutrition 0.000 description 1
238000006073 displacement reaction Methods 0.000 description 1
230000005183 environmental health Effects 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
239000000446 fuel Substances 0.000 description 1
BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
150000002430 hydrocarbons Chemical class 0.000 description 1
FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
150000007529 inorganic bases Chemical class 0.000 description 1
239000007788 liquid Substances 0.000 description 1
CUXQLKLUPGTTKL-UHFFFAOYSA-M microcosmic salt Chemical compound [NH4+].[Na+].OP([O-])([O-])=O CUXQLKLUPGTTKL-UHFFFAOYSA-M 0.000 description 1
238000002156 mixing Methods 0.000 description 1
235000019837 monoammonium phosphate Nutrition 0.000 description 1
238000001745 non-dispersive infrared spectroscopy Methods 0.000 description 1
235000006408 oxalic acid Nutrition 0.000 description 1
TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
QLOKAVKWGPPUCM-UHFFFAOYSA-N oxovanadium;dihydrochloride Chemical compound Cl.Cl.[V]=O QLOKAVKWGPPUCM-UHFFFAOYSA-N 0.000 description 1
GPNDARIEYHPYAY-UHFFFAOYSA-N palladium(ii) nitrate Chemical compound [Pd+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O GPNDARIEYHPYAY-UHFFFAOYSA-N 0.000 description 1
RPESBQCJGHJMTK-UHFFFAOYSA-I pentachlorovanadium Chemical compound [Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[V+5] RPESBQCJGHJMTK-UHFFFAOYSA-I 0.000 description 1
229910001392 phosphorus oxide Inorganic materials 0.000 description 1
LFGREXWGYUGZLY-UHFFFAOYSA-N phosphoryl Chemical class [P]=O LFGREXWGYUGZLY-UHFFFAOYSA-N 0.000 description 1
239000011148 porous material Substances 0.000 description 1
229910000160 potassium phosphate Inorganic materials 0.000 description 1
235000011009 potassium phosphates Nutrition 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
229910052761 rare earth metal Inorganic materials 0.000 description 1
229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
150000002910 rare earth metals Chemical class 0.000 description 1
230000001172 regenerating effect Effects 0.000 description 1
230000029058 respiratory gaseous exchange Effects 0.000 description 1
RAVDHKVWJUPFPT-UHFFFAOYSA-N silver;oxido(dioxo)vanadium Chemical compound [Ag+].[O-][V](=O)=O RAVDHKVWJUPFPT-UHFFFAOYSA-N 0.000 description 1
238000001179 sorption measurement Methods 0.000 description 1
238000001228 spectrum Methods 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
150000003464 sulfur compounds Chemical class 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 1
OBROYCQXICMORW-UHFFFAOYSA-N tripropoxyalumane Chemical compound [Al+3].CCC[O-].CCC[O-].CCC[O-] OBROYCQXICMORW-UHFFFAOYSA-N 0.000 description 1
LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical compound [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 description 1
229910001935 vanadium oxide Inorganic materials 0.000 description 1
JBIQAPKSNFTACH-UHFFFAOYSA-K vanadium oxytrichloride Chemical compound Cl[V](Cl)(Cl)=O JBIQAPKSNFTACH-UHFFFAOYSA-K 0.000 description 1
ITAKKORXEUJTBC-UHFFFAOYSA-L vanadium(ii) chloride Chemical compound Cl[V]Cl ITAKKORXEUJTBC-UHFFFAOYSA-L 0.000 description 1
HQYCOEXWFMFWLR-UHFFFAOYSA-K vanadium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[V+3] HQYCOEXWFMFWLR-UHFFFAOYSA-K 0.000 description 1
UUUGYDOQQLOJQA-UHFFFAOYSA-L vanadyl sulfate Chemical compound [V+2]=O.[O-]S([O-])(=O)=O UUUGYDOQQLOJQA-UHFFFAOYSA-L 0.000 description 1
229940041260 vanadyl sulfate Drugs 0.000 description 1
229910000352 vanadyl sulfate Inorganic materials 0.000 description 1
238000005406 washing Methods 0.000 description 1