DE2050008B2 - Verfahren zur reinigung von technischer phosphorsaeure - Google Patents
Verfahren zur reinigung von technischer phosphorsaeureInfo
- Publication number
- DE2050008B2 DE2050008B2 DE19702050008 DE2050008A DE2050008B2 DE 2050008 B2 DE2050008 B2 DE 2050008B2 DE 19702050008 DE19702050008 DE 19702050008 DE 2050008 A DE2050008 A DE 2050008A DE 2050008 B2 DE2050008 B2 DE 2050008B2
- Authority
- DE
- Germany
- Prior art keywords
- phosphoric acid
- acid
- cleaning
- alkali
- impurities
- Prior art date
- 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.)
- Pending
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims description 64
- 238000000034 method Methods 0.000 title claims description 46
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims description 32
- 238000004140 cleaning Methods 0.000 title claims description 16
- 239000002253 acid Substances 0.000 claims description 27
- 239000012535 impurity Substances 0.000 claims description 17
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 16
- 239000003513 alkali Substances 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 11
- 239000002244 precipitate Substances 0.000 claims description 11
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical class OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 8
- 229910052791 calcium Inorganic materials 0.000 claims description 7
- 150000002500 ions Chemical class 0.000 claims description 7
- 239000003960 organic solvent Substances 0.000 claims description 7
- 239000002904 solvent Substances 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 235000021317 phosphate Nutrition 0.000 claims description 5
- 238000007792 addition Methods 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 4
- 239000010452 phosphate Substances 0.000 claims description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 3
- 239000011707 mineral Substances 0.000 claims description 3
- 238000004821 distillation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 4
- 235000019441 ethanol Nutrition 0.000 claims 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical class OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 3
- 239000011575 calcium Substances 0.000 claims 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims 2
- 150000001447 alkali salts Chemical class 0.000 claims 2
- 229910052804 chromium Inorganic materials 0.000 claims 2
- 239000011651 chromium Substances 0.000 claims 2
- 239000011737 fluorine Substances 0.000 claims 2
- 229910052731 fluorine Inorganic materials 0.000 claims 2
- 239000011541 reaction mixture Substances 0.000 claims 2
- 150000003839 salts Chemical class 0.000 claims 2
- 229910052720 vanadium Inorganic materials 0.000 claims 2
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims 2
- 239000004254 Ammonium phosphate Substances 0.000 claims 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims 1
- YFYIWIZSIVZILB-UHFFFAOYSA-N N.[P] Chemical compound N.[P] YFYIWIZSIVZILB-UHFFFAOYSA-N 0.000 claims 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 230000002378 acidificating effect Effects 0.000 claims 1
- 229910000318 alkali metal phosphate Inorganic materials 0.000 claims 1
- 150000003868 ammonium compounds Chemical class 0.000 claims 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims 1
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims 1
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims 1
- 235000019289 ammonium phosphates Nutrition 0.000 claims 1
- 239000002585 base Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 229910001424 calcium ion Inorganic materials 0.000 claims 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims 1
- 230000029087 digestion Effects 0.000 claims 1
- 239000010440 gypsum Substances 0.000 claims 1
- 229910052602 gypsum Inorganic materials 0.000 claims 1
- 239000004615 ingredient Substances 0.000 claims 1
- 150000002506 iron compounds Chemical class 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Natural products OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- 235000019837 monoammonium phosphate Nutrition 0.000 claims 1
- 239000006012 monoammonium phosphate Substances 0.000 claims 1
- 238000006386 neutralization reaction Methods 0.000 claims 1
- 229910017604 nitric acid Inorganic materials 0.000 claims 1
- 235000006408 oxalic acid Nutrition 0.000 claims 1
- 239000011574 phosphorus Substances 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 claims 1
- QVLTXCYWHPZMCA-UHFFFAOYSA-N po4-po4 Chemical compound OP(O)(O)=O.OP(O)(O)=O QVLTXCYWHPZMCA-UHFFFAOYSA-N 0.000 claims 1
- 159000000001 potassium salts Chemical class 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
- 230000000717 retained effect Effects 0.000 claims 1
- 229920006395 saturated elastomer Polymers 0.000 claims 1
- -1 ammonium ions Chemical class 0.000 description 9
- 239000010936 titanium Substances 0.000 description 9
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 6
- 229910052719 titanium Inorganic materials 0.000 description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 5
- 235000011114 ammonium hydroxide Nutrition 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 239000003599 detergent Substances 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702050008 DE2050008B2 (de) | 1970-10-12 | 1970-10-12 | Verfahren zur reinigung von technischer phosphorsaeure |
| FR7134961A FR2109861A5 (enExample) | 1970-10-12 | 1971-09-22 | |
| BE773269A BE773269A (fr) | 1970-10-12 | 1971-09-29 | Procede de purification d'acide phosphorique industriel et produit obtenu |
| NL7113636A NL7113636A (enExample) | 1970-10-12 | 1971-10-05 | |
| IT2956171A IT938967B (it) | 1970-10-12 | 1971-10-06 | Procedimento per la purificazione di acido fosforico commerciale |
| SE1271171A SE371422B (enExample) | 1970-10-12 | 1971-10-07 | |
| GB4694071A GB1337668A (en) | 1970-10-12 | 1971-10-08 | Purification of commercial grade phosphoric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702050008 DE2050008B2 (de) | 1970-10-12 | 1970-10-12 | Verfahren zur reinigung von technischer phosphorsaeure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2050008A1 DE2050008A1 (de) | 1972-04-13 |
| DE2050008B2 true DE2050008B2 (de) | 1973-02-01 |
Family
ID=5784860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702050008 Pending DE2050008B2 (de) | 1970-10-12 | 1970-10-12 | Verfahren zur reinigung von technischer phosphorsaeure |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE773269A (enExample) |
| DE (1) | DE2050008B2 (enExample) |
| FR (1) | FR2109861A5 (enExample) |
| GB (1) | GB1337668A (enExample) |
| IT (1) | IT938967B (enExample) |
| NL (1) | NL7113636A (enExample) |
| SE (1) | SE371422B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2435789A1 (de) * | 1974-07-25 | 1976-02-12 | Hoechst Ag | Verfahren zur reinigung von phosphorsaeure mit hilfe eines organischen loesungsmittels |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2543632C2 (de) * | 1974-10-07 | 1987-04-02 | Pennzoil Co. (n.d.Ges.des Staates Delaware), Shreveport, La. | Verfahren zum Herstellen einer Lösung von Monocalciumphosphat in Phosphorsäure |
| JPS5197596A (ja) * | 1975-02-24 | 1976-08-27 | Fujunrinsanekiseiseihoho |
-
1970
- 1970-10-12 DE DE19702050008 patent/DE2050008B2/de active Pending
-
1971
- 1971-09-22 FR FR7134961A patent/FR2109861A5/fr not_active Expired
- 1971-09-29 BE BE773269A patent/BE773269A/xx unknown
- 1971-10-05 NL NL7113636A patent/NL7113636A/xx unknown
- 1971-10-06 IT IT2956171A patent/IT938967B/it active
- 1971-10-07 SE SE1271171A patent/SE371422B/xx unknown
- 1971-10-08 GB GB4694071A patent/GB1337668A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2435789A1 (de) * | 1974-07-25 | 1976-02-12 | Hoechst Ag | Verfahren zur reinigung von phosphorsaeure mit hilfe eines organischen loesungsmittels |
Also Published As
| Publication number | Publication date |
|---|---|
| BE773269A (fr) | 1972-01-17 |
| FR2109861A5 (enExample) | 1972-05-26 |
| DE2050008A1 (de) | 1972-04-13 |
| SE371422B (enExample) | 1974-11-18 |
| NL7113636A (enExample) | 1972-04-14 |
| IT938967B (it) | 1973-02-10 |
| GB1337668A (en) | 1973-11-21 |
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