SU414189A1 - - Google Patents

Info

Publication number

SU414189A1

SU414189A1 SU1469125A SU1469125A SU414189A1 SU 414189 A1 SU414189 A1 SU 414189A1 SU 1469125 A SU1469125 A SU 1469125A SU 1469125 A SU1469125 A SU 1469125A SU 414189 A1 SU414189 A1 SU 414189A1

Authority

SU

USSR - Soviet Union

Prior art keywords

sodium

fluorine

filtrate

product

production

Prior art date

1970-08-06

Links

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• 238000000034 method Methods 0.000 claims description 7
• PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 claims description 6
• YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 4
• 229910052731 fluorine Inorganic materials 0.000 claims description 4
• 239000011737 fluorine Substances 0.000 claims description 4
• 239000011775 sodium fluoride Substances 0.000 claims description 3
• 235000013024 sodium fluoride Nutrition 0.000 claims description 3
• RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical class [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 3
• KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims description 2
• 239000001506 calcium phosphate Substances 0.000 claims description 2
• 229910000389 calcium phosphate Inorganic materials 0.000 claims description 2
• 235000011010 calcium phosphates Nutrition 0.000 claims description 2
• 150000001875 compounds Chemical class 0.000 claims description 2
• QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims description 2
• 150000002222 fluorine compounds Chemical class 0.000 claims 1
• 150000003388 sodium compounds Chemical class 0.000 claims 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
• NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
• CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
• 239000000706 filtrate Substances 0.000 description 3
• 238000004519 manufacturing process Methods 0.000 description 3
• FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
• 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
• BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 2
• 229910000397 disodium phosphate Inorganic materials 0.000 description 2
• 235000019800 disodium phosphate Nutrition 0.000 description 2
• 238000000605 extraction Methods 0.000 description 2
• 239000002244 precipitate Substances 0.000 description 2
• 239000000725 suspension Substances 0.000 description 2
• 229910019142 PO4 Inorganic materials 0.000 description 1
• 239000000654 additive Substances 0.000 description 1
• 229910052586 apatite Inorganic materials 0.000 description 1
• 239000011575 calcium Substances 0.000 description 1
• 239000012141 concentrate Substances 0.000 description 1
• 239000012467 final product Substances 0.000 description 1
• 150000004673 fluoride salts Chemical class 0.000 description 1
• -1 iNa2SO4 Inorganic materials 0.000 description 1
• 150000002500 ions Chemical class 0.000 description 1
• 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
• VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 description 1
• 235000021317 phosphate Nutrition 0.000 description 1
• 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
• 150000003018 phosphorus compounds Chemical class 0.000 description 1
• 239000000047 product Substances 0.000 description 1
• 235000017550 sodium carbonate Nutrition 0.000 description 1
• 229910000029 sodium carbonate Inorganic materials 0.000 description 1
• 239000011780 sodium chloride Substances 0.000 description 1
• 230000000087 stabilizing effect Effects 0.000 description 1
• 238000003756 stirring Methods 0.000 description 1