BE352571A - - Google Patents

Info

Publication number

BE352571A

BE352571A BE352571DA BE352571A BE 352571 A BE352571 A BE 352571A BE 352571D A BE352571D A BE 352571DA BE 352571 A BE352571 A BE 352571A

Authority

BE

Belgium

Prior art keywords

solution

boric acid

sodium

sodium sulfate

separation

Prior art date

Links

• Espacenet
• Global Dossier
• Discuss

• PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 77
• 239000004327 boric acid Substances 0.000 description 58
• 229910052938 sodium sulfate Inorganic materials 0.000 description 58
• 235000011152 sodium sulphate Nutrition 0.000 description 58
• KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 57
• 235000010339 sodium tetraborate Nutrition 0.000 description 54
• 229910021538 borax Inorganic materials 0.000 description 50
• 239000004328 sodium tetraborate Substances 0.000 description 50
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 46
• UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 description 38
• 238000000926 separation method Methods 0.000 description 31
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 31
• 238000001816 cooling Methods 0.000 description 16
• 238000002425 crystallisation Methods 0.000 description 10
• 230000008025 crystallization Effects 0.000 description 10
• 238000000034 method Methods 0.000 description 7
• CDMADVZSLOHIFP-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane;decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 CDMADVZSLOHIFP-UHFFFAOYSA-N 0.000 description 5
• 238000011109 contamination Methods 0.000 description 4
• 238000001704 evaporation Methods 0.000 description 4
• 125000004122 cyclic group Chemical group 0.000 description 3
• 239000012452 mother liquor Substances 0.000 description 3
• GDTSJMKGXGJFGQ-UHFFFAOYSA-N 3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound O1B([O-])OB2OB([O-])OB1O2 GDTSJMKGXGJFGQ-UHFFFAOYSA-N 0.000 description 2
• DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
• 239000002253 acid Substances 0.000 description 2
• 150000004691 decahydrates Chemical class 0.000 description 2
• FYSNRPHRLRVCSW-UHFFFAOYSA-N dodecasodium;tetraborate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-] FYSNRPHRLRVCSW-UHFFFAOYSA-N 0.000 description 2
• STNGULMWFPMOCE-UHFFFAOYSA-N ethyl 4-butyl-3,5-dimethyl-1h-pyrrole-2-carboxylate Chemical compound CCCCC1=C(C)NC(C(=O)OCC)=C1C STNGULMWFPMOCE-UHFFFAOYSA-N 0.000 description 2
• 230000008020 evaporation Effects 0.000 description 2
• 238000000605 extraction Methods 0.000 description 2
• 238000004519 manufacturing process Methods 0.000 description 2
• 239000002244 precipitate Substances 0.000 description 2
• 229920006395 saturated elastomer Polymers 0.000 description 2
• 229910052708 sodium Inorganic materials 0.000 description 2
• 239000011734 sodium Substances 0.000 description 2
• CPHHUBANEKBJLH-UHFFFAOYSA-N O.O.O.O.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-] Chemical compound O.O.O.O.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-] CPHHUBANEKBJLH-UHFFFAOYSA-N 0.000 description 1
• 206010037660 Pyrexia Diseases 0.000 description 1
• QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
• 238000010306 acid treatment Methods 0.000 description 1
• -1 boric acid ion Chemical class 0.000 description 1
• HXTDNAAFCPAMND-UHFFFAOYSA-N boric acid tetrahydrate Chemical compound O.O.O.O.OB(O)O.OB(O)O.OB(O)O.OB(O)O HXTDNAAFCPAMND-UHFFFAOYSA-N 0.000 description 1
• 238000005119 centrifugation Methods 0.000 description 1
• 239000007795 chemical reaction product Substances 0.000 description 1
• 230000003247 decreasing effect Effects 0.000 description 1
• YLYFOJDUNYYVKY-UHFFFAOYSA-N dodecasodium;tetraborate;pentahydrate Chemical class O.O.O.O.O.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-] YLYFOJDUNYYVKY-UHFFFAOYSA-N 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 239000012535 impurity Substances 0.000 description 1
• 150000002500 ions Chemical class 0.000 description 1
• 238000012423 maintenance Methods 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 239000010446 mirabilite Substances 0.000 description 1
• 238000012986 modification Methods 0.000 description 1
• 230000004048 modification Effects 0.000 description 1
• 150000004686 pentahydrates Chemical class 0.000 description 1
• 230000000750 progressive effect Effects 0.000 description 1
• RSIJVJUOQBWMIM-UHFFFAOYSA-L sodium sulfate decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O RSIJVJUOQBWMIM-UHFFFAOYSA-L 0.000 description 1
• 150000004685 tetrahydrates Chemical class 0.000 description 1
• 230000007704 transition Effects 0.000 description 1