DE2028075A1 - Verfahren zur kontinuierlichen Her stellung von reiner konzentrierter phos phonger Saure - Google Patents
Verfahren zur kontinuierlichen Her stellung von reiner konzentrierter phos phonger SaureInfo
- Publication number
- DE2028075A1 DE2028075A1 DE19702028075 DE2028075A DE2028075A1 DE 2028075 A1 DE2028075 A1 DE 2028075A1 DE 19702028075 DE19702028075 DE 19702028075 DE 2028075 A DE2028075 A DE 2028075A DE 2028075 A1 DE2028075 A1 DE 2028075A1
- Authority
- DE
- Germany
- Prior art keywords
- phosphorous acid
- phosphorus
- oxide
- iii
- continuous
- 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
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 title claims description 30
- 238000000034 method Methods 0.000 title claims description 12
- VSAISIQCTGDGPU-UHFFFAOYSA-N tetraphosphorus hexaoxide Chemical compound O1P(O2)OP3OP1OP2O3 VSAISIQCTGDGPU-UHFFFAOYSA-N 0.000 claims description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 3
- 238000010924 continuous production Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000000047 product Substances 0.000 claims description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims 1
- 239000001569 carbon dioxide Substances 0.000 claims 1
- 239000007795 chemical reaction product Substances 0.000 claims 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 claims 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 9
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 9
- 229910052698 phosphorus Inorganic materials 0.000 description 9
- 239000011574 phosphorus Substances 0.000 description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical class OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 description 2
- SDMGSXAHPKKYDK-UHFFFAOYSA-N C(C)(=O)O.[P] Chemical compound C(C)(=O)O.[P] SDMGSXAHPKKYDK-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002367 phosphate rock Substances 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 150000003017 phosphorus Chemical class 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD14207369 | 1969-08-25 | ||
| GB2963470 | 1970-06-18 | ||
| NL7009066A NL7009066A (enrdf_load_stackoverflow) | 1969-08-25 | 1970-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2028075A1 true DE2028075A1 (de) | 1971-04-22 |
Family
ID=27179750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702028075 Pending DE2028075A1 (de) | 1969-08-25 | 1970-06-08 | Verfahren zur kontinuierlichen Her stellung von reiner konzentrierter phos phonger Saure |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2028075A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1264275A (enrdf_load_stackoverflow) |
| NL (1) | NL7009066A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3725583A1 (de) * | 1987-08-01 | 1989-02-09 | Budenheim Rud A Oetker Chemie | Verfahren zur herstellung einer eisen- und arsenarmen phosphorigsaeure-loesung |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6440380B1 (en) | 1998-12-15 | 2002-08-27 | Monsanto Technology, Llc | Preparation of phosphorus (I) oxides, phosphorus (III) oxides, and lower hydrides of phosphorus by catalytic reduction of phosphorus (V) oxides |
| RU2179152C2 (ru) * | 2000-01-31 | 2002-02-10 | Институт органической и физической химии им. А.Е. Арбузова Казанского научного центра РАН | Способ получения фосфористой кислоты (варианты) |
| EP2113483A1 (en) * | 2008-04-25 | 2009-11-04 | Thermphos International B.V. | Method for the manufacture of concentrated phosphorous acid |
| CN105836721A (zh) * | 2016-05-31 | 2016-08-10 | 常州姚氏同德化工有限公司 | 一种亚磷酸的制备方法 |
-
1970
- 1970-06-08 DE DE19702028075 patent/DE2028075A1/de active Pending
- 1970-06-18 GB GB2963470A patent/GB1264275A/en not_active Expired
- 1970-06-19 NL NL7009066A patent/NL7009066A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3725583A1 (de) * | 1987-08-01 | 1989-02-09 | Budenheim Rud A Oetker Chemie | Verfahren zur herstellung einer eisen- und arsenarmen phosphorigsaeure-loesung |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7009066A (enrdf_load_stackoverflow) | 1971-12-21 |
| GB1264275A (enrdf_load_stackoverflow) | 1972-02-16 |
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