JP2010517902A5 - - Google Patents

Info

Publication number

JP2010517902A5

JP2010517902A5 JP2009547657A JP2009547657A JP2010517902A5 JP 2010517902 A5 JP2010517902 A5 JP 2010517902A5 JP 2009547657 A JP2009547657 A JP 2009547657A JP 2009547657 A JP2009547657 A JP 2009547657A JP 2010517902 A5 JP2010517902 A5 JP 2010517902A5

Authority

JP

Japan

Prior art keywords

mixer

ammonia

phase

organic phase

containing aqueous

Prior art date

2008-01-29

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.)

Granted

Links

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• 239000012074 organic phase Substances 0.000 claims description 35
• QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 30
• 238000000034 method Methods 0.000 claims description 20
• 229910021529 ammonia Inorganic materials 0.000 claims description 15
• 239000012071 phase Substances 0.000 claims description 15
• 238000000605 extraction Methods 0.000 claims description 13
• 239000008346 aqueous phase Substances 0.000 claims description 12
• 238000003756 stirring Methods 0.000 claims description 12
• 239000007864 aqueous solution Substances 0.000 claims description 9
• 239000000203 mixture Substances 0.000 claims description 9
• WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 9
• 229910052721 tungsten Inorganic materials 0.000 claims description 9
• 239000010937 tungsten Substances 0.000 claims description 9
• -1 ammonium paratungstate decahydrate Chemical class 0.000 claims description 6
• 239000013078 crystal Substances 0.000 claims description 6
• 239000012452 mother liquor Substances 0.000 claims description 6
• 238000005191 phase separation Methods 0.000 claims description 6
• 239000007787 solid Substances 0.000 claims description 6
• 239000000463 material Substances 0.000 claims description 4
• XAYGUHUYDMLJJV-UHFFFAOYSA-Z decaazanium;dioxido(dioxo)tungsten;hydron;trioxotungsten Chemical compound [H+].[H+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O XAYGUHUYDMLJJV-UHFFFAOYSA-Z 0.000 claims 5
• 230000003796 beauty Effects 0.000 claims 1
• 238000010924 continuous production Methods 0.000 claims 1
• 230000001747 exhibiting effect Effects 0.000 claims 1
• 238000009828 non-uniform distribution Methods 0.000 claims 1
• 238000001556 precipitation Methods 0.000 claims 1
• 239000000243 solution Substances 0.000 description 13
• 239000000126 substance Substances 0.000 description 6
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
• 239000007858 starting material Substances 0.000 description 4
• 238000002425 crystallisation Methods 0.000 description 3
• 230000008025 crystallization Effects 0.000 description 3
• 238000000926 separation method Methods 0.000 description 3
• 150000001412 amines Chemical class 0.000 description 2
• 230000029087 digestion Effects 0.000 description 2
• 239000006185 dispersion Substances 0.000 description 2
• 239000012535 impurity Substances 0.000 description 2
• 239000000725 suspension Substances 0.000 description 2
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
• 238000013019 agitation Methods 0.000 description 1
• 150000003973 alkyl amines Chemical group 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• 229910052799 carbon Inorganic materials 0.000 description 1
• 230000015556 catabolic process Effects 0.000 description 1
• 239000012141 concentrate Substances 0.000 description 1
• 238000006731 degradation reaction Methods 0.000 description 1
• 238000007599 discharging Methods 0.000 description 1
• 238000001914 filtration Methods 0.000 description 1
• 238000000622 liquid--liquid extraction Methods 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 230000001105 regulatory effect Effects 0.000 description 1
• 238000001878 scanning electron micrograph Methods 0.000 description 1
• 238000000638 solvent extraction Methods 0.000 description 1
• 150000003658 tungsten compounds Chemical class 0.000 description 1