JPH0240374B2 - - Google Patents

Info

Publication number: JPH0240374B2
Authority: JP; Japan
Prior art keywords: catalyst; water; sulfate; vanadium; titanium
Prior art date: 1982-09-28
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.): Expired - Lifetime

Application number

JP57167655A

Other languages

English (en)

Japanese (ja)

Other versions

JPS5959249A (ja

Inventor

Ryozo Kito

Yasutaka Arima

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Ube Corp

Original Assignee

Ube Industries Ltd

Priority date (The priority date 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 date listed.)

1982-09-28

Filing date

1982-09-28

Publication date

1990-09-11

1982-09-28 Application filed by Ube Industries Ltd filed Critical Ube Industries Ltd

1982-09-28 Priority to JP57167655A priority Critical patent/JPS5959249A/ja

1984-04-05 Publication of JPS5959249A publication Critical patent/JPS5959249A/ja

1990-09-11 Publication of JPH0240374B2 publication Critical patent/JPH0240374B2/ja

Status Granted legal-status Critical Current

Links

MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 96
239000003054 catalyst Substances 0.000 claims description 44
TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 43
UUUGYDOQQLOJQA-UHFFFAOYSA-L vanadyl sulfate Chemical compound [V+2]=O.[O-]S([O-])(=O)=O UUUGYDOQQLOJQA-UHFFFAOYSA-L 0.000 claims description 22
229940041260 vanadyl sulfate Drugs 0.000 claims description 22
229910000352 vanadyl sulfate Inorganic materials 0.000 claims description 22
150000003682 vanadium compounds Chemical class 0.000 claims description 21
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 20
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 claims description 12
150000003609 titanium compounds Chemical class 0.000 claims description 12
239000000203 mixture Substances 0.000 claims description 9
229910052720 vanadium Inorganic materials 0.000 claims description 9
239000003638 chemical reducing agent Substances 0.000 claims description 6
238000002156 mixing Methods 0.000 claims description 6
238000001354 calcination Methods 0.000 claims description 5
238000004519 manufacturing process Methods 0.000 claims description 4
238000000746 purification Methods 0.000 claims description 4
150000003863 ammonium salts Chemical class 0.000 claims description 3
229910052788 barium Inorganic materials 0.000 claims 1
DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims 1
GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims 1
MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 24
239000007789 gas Substances 0.000 description 23
230000000694 effects Effects 0.000 description 22
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 20
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 19
238000012360 testing method Methods 0.000 description 14
BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 12
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 11
229910052921 ammonium sulfate Inorganic materials 0.000 description 11
235000011130 ammonium sulphate Nutrition 0.000 description 11
238000006243 chemical reaction Methods 0.000 description 11
229910021529 ammonia Inorganic materials 0.000 description 9
230000000052 comparative effect Effects 0.000 description 9
235000006408 oxalic acid Nutrition 0.000 description 8
239000004408 titanium dioxide Substances 0.000 description 8
LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 8
UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 description 7
238000010304 firing Methods 0.000 description 7
230000010718 Oxidation Activity Effects 0.000 description 5
229910052760 oxygen Inorganic materials 0.000 description 5
238000000034 method Methods 0.000 description 4
AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 4
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
229910002089 NOx Inorganic materials 0.000 description 2
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
238000002441 X-ray diffraction Methods 0.000 description 2
238000000862 absorption spectrum Methods 0.000 description 2
230000002378 acidificating effect Effects 0.000 description 2
ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
238000002485 combustion reaction Methods 0.000 description 2
230000003247 decreasing effect Effects 0.000 description 2
GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 2
238000001035 drying Methods 0.000 description 2
239000000428 dust Substances 0.000 description 2
238000005259 measurement Methods 0.000 description 2
229910052757 nitrogen Inorganic materials 0.000 description 2
239000001301 oxygen Substances 0.000 description 2
239000002994 raw material Substances 0.000 description 2
150000003839 salts Chemical class 0.000 description 2
229910001220 stainless steel Inorganic materials 0.000 description 2
239000010935 stainless steel Substances 0.000 description 2
238000003756 stirring Methods 0.000 description 2
239000000126 substance Substances 0.000 description 2
229910052717 sulfur Inorganic materials 0.000 description 2
239000011593 sulfur Substances 0.000 description 2
229910052815 sulfur oxide Inorganic materials 0.000 description 2
238000010998 test method Methods 0.000 description 2
MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
PQUCIEFHOVEZAU-UHFFFAOYSA-N Diammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
229910010413 TiO 2 Inorganic materials 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
BIGPRXCJEDHCLP-UHFFFAOYSA-N ammonium bisulfate Chemical compound [NH4+].OS([O-])(=O)=O BIGPRXCJEDHCLP-UHFFFAOYSA-N 0.000 description 1
229910001870 ammonium persulfate Inorganic materials 0.000 description 1
239000001569 carbon dioxide Substances 0.000 description 1
229910002092 carbon dioxide Inorganic materials 0.000 description 1
150000001735 carboxylic acids Chemical class 0.000 description 1
235000015165 citric acid Nutrition 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
238000004898 kneading Methods 0.000 description 1
230000007774 longterm Effects 0.000 description 1
ALTWGIIQPLQAAM-UHFFFAOYSA-N metavanadate Chemical compound [O-][V](=O)=O ALTWGIIQPLQAAM-UHFFFAOYSA-N 0.000 description 1
JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
229910000069 nitrogen hydride Inorganic materials 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
239000008188 pellet Substances 0.000 description 1
239000000843 powder Substances 0.000 description 1
238000001228 spectrum Methods 0.000 description 1
239000007858 starting material Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1
XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
239000011975 tartaric acid Substances 0.000 description 1
235000002906 tartaric acid Nutrition 0.000 description 1

Landscapes

Catalysts (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)

JP57167655A 1982-09-28 1982-09-28 窒素酸化物還元浄化用触媒の製法 Granted JPS5959249A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP57167655A JPS5959249A (ja)	1982-09-28	1982-09-28	窒素酸化物還元浄化用触媒の製法

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP57167655A JPS5959249A (ja)	1982-09-28	1982-09-28	窒素酸化物還元浄化用触媒の製法

Publications (2)

Publication Number	Publication Date
JPS5959249A JPS5959249A (ja)	1984-04-05
JPH0240374B2 true JPH0240374B2 (ru)	1990-09-11

Family

ID=15853779

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP57167655A Granted JPS5959249A (ja)	1982-09-28	1982-09-28	窒素酸化物還元浄化用触媒の製法

Country Status (1)

Country	Link
JP (1)	JPS5959249A (ru)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6164334A (ja) *	1984-09-07	1986-04-02	Ube Ind Ltd	窒素酸化物浄化用触媒の製法
DE69726036T2 (de) *	1996-02-09	2004-08-26	Isuzu Motors Ltd.	NOx-Zersetzungskatalysator und Abgasreiniger unter Verwendung dieses Katalysators
CN1167503C (zh)	1999-09-29	2004-09-22	三井化学株式会社	分解有机有害物质的催化剂和使用它分解有机卤化物的方法
JP5558199B2 (ja) *	2010-05-13	2014-07-23	ユミコア日本触媒株式会社	排ガス浄化用触媒

1982
- 1982-09-28 JP JP57167655A patent/JPS5959249A/ja active Granted

Also Published As

Publication number	Publication date
JPS5959249A (ja)	1984-04-05

Publication	Publication Date	Title
SU1685256A3 (ru)	1991-10-15	Катализатор дл снижени содержани окиси азота в отход щих дымовых газах, способ его получени и способ каталитического восстановительного снижени содержани окиси азота в отход щих дымовых газах
US4003978A (en)	1977-01-18	Method for treating ammonia-containing gases
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JPS62193649A (ja)	1987-08-25	窒素酸化物還元触媒
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CN109967069A (zh)	2019-07-05	一种用于水泥窑烟气脱硝的低温scr催化剂及其制备方法
IE63828B1 (en)	1995-06-14	New catalyst capable of being used in a process for the selective reduction of oxides of nitrogen
US5604173A (en)	1997-02-18	Desulfurization of sulfur compound-containing gases with vanadium catalysts
JPS6211892B2 (ru)	1987-03-16
JPS5852698B2 (ja)	1983-11-24	ダツシヨウシヨクバイ
JPH0240374B2 (ru)	1990-09-11
US4225462A (en)	1980-09-30	Catalyst for reducing nitrogen oxides and process for producing the same
JPS5935026A (ja)	1984-02-25	窒素酸化物除去用触媒の製造方法
JPS5812057B2 (ja)	1983-03-05	シヨクバイソセイブツ
DK169537B1 (da)	1994-11-28	Fremgangsmåde til fjernelse af nitrogenoxider fra spildgasser, som opstår ved forbrænding af kul
JPS5814817B2 (ja)	1983-03-22	窒素酸化物浄化用触媒の製造方法
WO2023203602A1 (ja)	2023-10-26	脱硝触媒及びその製造方法、並びに脱硝方法
JP7278555B1 (ja)	2023-05-22	排ガスの脱硝方法
JPH0438455B2 (ru)	1992-06-24
CN111822008B (zh)	2022-10-18	一种适用于低温含硫烟气的脱硝催化剂及其制备方法
JPH038820B2 (ru)	1991-02-07
JPS6013750B2 (ja)	1985-04-09	窒素酸化物除去用触媒およびその製造法
JPS621456A (ja)	1987-01-07	燃焼排ガスの窒素酸化物含有量を減少させる触媒