BE501137A - - Google Patents

Info

Publication number

BE501137A

BE501137A BE501137DA BE501137A BE 501137 A BE501137 A BE 501137A BE 501137D A BE501137D A BE 501137DA BE 501137 A BE501137 A BE 501137A

Authority

BE

Belgium

Prior art keywords

ammonium

reaction

ammonia

ammonium thiosulphate

thiosulphate

Prior art date

Links

• Espacenet
• Global Dossier
• Discuss

• QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 42
• XYXNTHIYBIDHGM-UHFFFAOYSA-N ammonium thiosulfate Chemical compound [NH4+].[NH4+].[O-]S([O-])(=O)=S XYXNTHIYBIDHGM-UHFFFAOYSA-N 0.000 claims description 29
• 229910021529 ammonia Inorganic materials 0.000 claims description 21
• 238000006243 chemical reaction Methods 0.000 claims description 19
• 239000000243 solution Substances 0.000 claims description 17
• 238000000034 method Methods 0.000 claims description 15
• PQUCIEFHOVEZAU-UHFFFAOYSA-N Diammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 claims description 12
• 239000011541 reaction mixture Substances 0.000 claims description 8
• 239000011550 stock solution Substances 0.000 claims description 7
• NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 5
• 238000002360 preparation method Methods 0.000 claims description 5
• LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 4
• 238000001816 cooling Methods 0.000 claims description 3
• 238000001556 precipitation Methods 0.000 claims description 3
• 238000003756 stirring Methods 0.000 claims description 3
• 230000002411 adverse Effects 0.000 claims description 2
• 238000001704 evaporation Methods 0.000 claims description 2
• 230000008020 evaporation Effects 0.000 claims description 2
• 238000005185 salting out Methods 0.000 claims description 2
• 238000000926 separation method Methods 0.000 claims description 2
• 239000000725 suspension Substances 0.000 claims description 2
• 239000002912 waste gas Substances 0.000 claims description 2
• ZETCGWYACBNPIH-UHFFFAOYSA-N azane;sulfurous acid Chemical compound N.OS(O)=O ZETCGWYACBNPIH-UHFFFAOYSA-N 0.000 claims 1
• 230000000694 effects Effects 0.000 claims 1
• 238000004519 manufacturing process Methods 0.000 claims 1
• 230000001376 precipitating effect Effects 0.000 claims 1
• 229910052709 silver Inorganic materials 0.000 claims 1
• 239000004332 silver Substances 0.000 claims 1
• -1 silver halides Chemical class 0.000 claims 1
• 235000010269 sulphur dioxide Nutrition 0.000 claims 1
• RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
• 238000000354 decomposition reaction Methods 0.000 description 4
• 150000003839 salts Chemical class 0.000 description 3
• 239000011593 sulfur Substances 0.000 description 3
• 229910052717 sulfur Inorganic materials 0.000 description 3
• QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
• 239000007864 aqueous solution Substances 0.000 description 2
• 229910052751 metal Inorganic materials 0.000 description 2
• 239000002184 metal Substances 0.000 description 2
• 239000000203 mixture Substances 0.000 description 2
• 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 description 1
• ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
• FYEHYMARPSSOBO-UHFFFAOYSA-N Aurin Chemical compound C1=CC(O)=CC=C1C(C=1C=CC(O)=CC=1)=C1C=CC(=O)C=C1 FYEHYMARPSSOBO-UHFFFAOYSA-N 0.000 description 1
• 235000012501 ammonium carbonate Nutrition 0.000 description 1
• 239000001099 ammonium carbonate Substances 0.000 description 1
• 150000003863 ammonium salts Chemical class 0.000 description 1
• JGIATAMCQXIDNZ-UHFFFAOYSA-N calcium sulfide Chemical compound [Ca]=S JGIATAMCQXIDNZ-UHFFFAOYSA-N 0.000 description 1
• FAYYUXPSKDFLEC-UHFFFAOYSA-L calcium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane Chemical compound [Ca+2].[O-]S([O-])(=O)=S FAYYUXPSKDFLEC-UHFFFAOYSA-L 0.000 description 1
• 239000012141 concentrate Substances 0.000 description 1
• 238000001914 filtration Methods 0.000 description 1
• 150000004677 hydrates Chemical class 0.000 description 1
• 229920001021 polysulfide Polymers 0.000 description 1
• 239000005077 polysulfide Substances 0.000 description 1
• 150000008117 polysulfides Polymers 0.000 description 1
• 229920006395 saturated elastomer Polymers 0.000 description 1
• AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical group [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
• 235000019345 sodium thiosulphate Nutrition 0.000 description 1
• 239000007787 solid Substances 0.000 description 1
• 230000002269 spontaneous effect Effects 0.000 description 1
• 150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1