BE485126A - - Google Patents

Info

Publication number

BE485126A

BE485126A BE485126DA BE485126A BE 485126 A BE485126 A BE 485126A BE 485126D A BE485126D A BE 485126DA BE 485126 A BE485126 A BE 485126A

Authority

BE

Belgium

Prior art keywords

process according

nitric acid

ammonium

solution

sulfur dioxide

Prior art date

Links

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• RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 42
• 238000000034 method Methods 0.000 claims description 26
• GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 19
• 229910017604 nitric acid Inorganic materials 0.000 claims description 19
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 17
• QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 12
• PQUCIEFHOVEZAU-UHFFFAOYSA-N Diammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 claims description 10
• 238000004519 manufacturing process Methods 0.000 claims description 8
• PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 claims description 6
• 239000000203 mixture Substances 0.000 claims description 6
• 238000010521 absorption reaction Methods 0.000 claims description 5
• ZETCGWYACBNPIH-UHFFFAOYSA-N azane;sulfurous acid Chemical compound N.OS(O)=O ZETCGWYACBNPIH-UHFFFAOYSA-N 0.000 claims description 5
• AOSFMYBATFLTAQ-UHFFFAOYSA-N 1-amino-3-(benzimidazol-1-yl)propan-2-ol Chemical compound C1=CC=C2N(CC(O)CN)C=NC2=C1 AOSFMYBATFLTAQ-UHFFFAOYSA-N 0.000 claims description 3
• 229910021529 ammonia Inorganic materials 0.000 claims description 3
• VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 2
• 229910002651 NO3 Inorganic materials 0.000 claims description 2
• BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 2
• 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 2
• 235000011130 ammonium sulphate Nutrition 0.000 claims description 2
• NHNBFGGVMKEFGY-UHFFFAOYSA-N nitrate group Chemical group [N+](=O)([O-])[O-] NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 2
• 150000003839 salts Chemical class 0.000 claims description 2
• 235000010269 sulphur dioxide Nutrition 0.000 claims 3
• 229910052784 alkaline earth metal Inorganic materials 0.000 claims 1
• -1 alkaline earth metal salt Chemical class 0.000 claims 1
• 229910052751 metal Inorganic materials 0.000 claims 1
• 239000002184 metal Substances 0.000 claims 1
• 239000012265 solid product Substances 0.000 claims 1
• 239000000243 solution Substances 0.000 description 14
• 239000007789 gas Substances 0.000 description 6
• MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
• 239000007864 aqueous solution Substances 0.000 description 4
• 239000002253 acid Substances 0.000 description 3
• 150000001875 compounds Chemical class 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
• 238000001704 evaporation Methods 0.000 description 2
• 230000008020 evaporation Effects 0.000 description 2
• 239000003337 fertilizer Substances 0.000 description 2
• 229910000069 nitrogen hydride Inorganic materials 0.000 description 2
• BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
• 238000000926 separation method Methods 0.000 description 2
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
• 239000006096 absorbing agent Substances 0.000 description 1
• 150000008064 anhydrides Chemical class 0.000 description 1
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• 238000001354 calcination Methods 0.000 description 1
• 239000003054 catalyst Substances 0.000 description 1
• 239000004568 cement Substances 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• 239000013078 crystal Substances 0.000 description 1
• 230000003647 oxidation Effects 0.000 description 1
• 238000007254 oxidation reaction Methods 0.000 description 1
• 239000001301 oxygen Substances 0.000 description 1
• 229910052760 oxygen Inorganic materials 0.000 description 1
• 229910003446 platinum oxide Inorganic materials 0.000 description 1
• 230000001376 precipitating effect Effects 0.000 description 1
• 238000001556 precipitation Methods 0.000 description 1
• 238000002360 preparation method Methods 0.000 description 1
• 239000011541 reaction mixture Substances 0.000 description 1
• 238000011084 recovery Methods 0.000 description 1
• 239000007787 solid Substances 0.000 description 1
• 238000003756 stirring Methods 0.000 description 1
• LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
• 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1