GB1215664A - Process for improving color of phosphoric acid - Google Patents
Process for improving color of phosphoric acidInfo
- Publication number
- GB1215664A GB1215664A GB2946869A GB2946869A GB1215664A GB 1215664 A GB1215664 A GB 1215664A GB 2946869 A GB2946869 A GB 2946869A GB 2946869 A GB2946869 A GB 2946869A GB 1215664 A GB1215664 A GB 1215664A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phosphoric acid
- additives
- chlorate
- acid
- colour
- 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.)
- Expired
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title abstract 10
- 229910000147 aluminium phosphate Inorganic materials 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 2
- 239000000654 additive Substances 0.000 abstract 4
- 238000004519 manufacturing process Methods 0.000 abstract 2
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 abstract 1
- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 abstract 1
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical class [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 abstract 1
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical compound OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 abstract 1
- 239000005708 Sodium hypochlorite Substances 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- KHPLPBHMTCTCHA-UHFFFAOYSA-N ammonium chlorate Chemical compound N.OCl(=O)=O KHPLPBHMTCTCHA-UHFFFAOYSA-N 0.000 abstract 1
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical class OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 abstract 1
- 230000029087 digestion Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical class Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 abstract 1
- VKJKEPKFPUWCAS-UHFFFAOYSA-M potassium chlorate Chemical compound [K+].[O-]Cl(=O)=O VKJKEPKFPUWCAS-UHFFFAOYSA-M 0.000 abstract 1
- UKLNMMHNWFDKNT-UHFFFAOYSA-M sodium chlorite Chemical compound [Na+].[O-]Cl=O UKLNMMHNWFDKNT-UHFFFAOYSA-M 0.000 abstract 1
- 229960002218 sodium chlorite Drugs 0.000 abstract 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 abstract 1
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 abstract 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
- C01B25/235—Clarification; Stabilisation to prevent post-precipitation of dissolved impurities
-
- 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
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74330768A | 1968-07-09 | 1968-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1215664A true GB1215664A (en) | 1970-12-16 |
Family
ID=24988289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2946869A Expired GB1215664A (en) | 1968-07-09 | 1969-06-10 | Process for improving color of phosphoric acid |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE735625A (enrdf_load_stackoverflow) |
| FR (1) | FR2012544A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1215664A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2519960A1 (fr) * | 1982-01-18 | 1983-07-22 | Toyo Soda Mfg Co Ltd | Procede d'elimination de matieres organiques contenues dans un acide phosphorique obtenu par voie humide |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5933526B2 (ja) | 1980-07-28 | 1984-08-16 | セントラル硝子株式会社 | ウラン含有量の多い湿式リン酸の製造方法 |
-
1969
- 1969-06-10 GB GB2946869A patent/GB1215664A/en not_active Expired
- 1969-07-04 BE BE735625D patent/BE735625A/xx unknown
- 1969-07-04 FR FR6922818A patent/FR2012544A1/fr not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2519960A1 (fr) * | 1982-01-18 | 1983-07-22 | Toyo Soda Mfg Co Ltd | Procede d'elimination de matieres organiques contenues dans un acide phosphorique obtenu par voie humide |
| US4637922A (en) * | 1982-01-18 | 1987-01-20 | Toyo Soda Manufacturing Co., Ltd. | Method for removing organic materials from a wet process phosphoric acid |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2012544A1 (enrdf_load_stackoverflow) | 1970-03-20 |
| BE735625A (enrdf_load_stackoverflow) | 1970-01-05 |
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