DE2153725C3 - Verfahren zur Herstellung von Dicalciumphosphat - Google Patents
Verfahren zur Herstellung von DicalciumphosphatInfo
- Publication number
- DE2153725C3 DE2153725C3 DE19712153725 DE2153725A DE2153725C3 DE 2153725 C3 DE2153725 C3 DE 2153725C3 DE 19712153725 DE19712153725 DE 19712153725 DE 2153725 A DE2153725 A DE 2153725A DE 2153725 C3 DE2153725 C3 DE 2153725C3
- Authority
- DE
- Germany
- Prior art keywords
- weight
- phosphoric acid
- dicalcium phosphate
- parts
- percent
- 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
- 239000001506 calcium phosphate Substances 0.000 title claims description 25
- 235000019739 Dicalciumphosphate Nutrition 0.000 title claims description 24
- NEFBYIFKOOEVPA-UHFFFAOYSA-K dicalcium phosphate Chemical compound [Ca+2].[Ca+2].[O-]P([O-])([O-])=O NEFBYIFKOOEVPA-UHFFFAOYSA-K 0.000 title claims description 24
- 229910000390 dicalcium phosphate Inorganic materials 0.000 title claims description 24
- 229940038472 dicalcium phosphate Drugs 0.000 title claims description 24
- 238000000034 method Methods 0.000 title claims description 17
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 54
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 51
- 239000000292 calcium oxide Substances 0.000 claims description 30
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 27
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 23
- 239000011541 reaction mixture Substances 0.000 claims description 15
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 12
- 239000000920 calcium hydroxide Substances 0.000 claims description 10
- 239000012452 mother liquor Substances 0.000 claims description 9
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 8
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 8
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 7
- 239000002244 precipitate Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 150000004683 dihydrates Chemical class 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 235000012255 calcium oxide Nutrition 0.000 description 27
- 238000006243 chemical reaction Methods 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 235000011116 calcium hydroxide Nutrition 0.000 description 7
- 235000010216 calcium carbonate Nutrition 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 235000019728 animal nutrition Nutrition 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- CSDQQAQKBAQLLE-UHFFFAOYSA-N 4-(4-chlorophenyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridine Chemical compound C1=CC(Cl)=CC=C1C1C(C=CS2)=C2CCN1 CSDQQAQKBAQLLE-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000551 dentifrice Substances 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000002611 lead compounds Chemical class 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000002367 phosphate rock Substances 0.000 description 1
- 235000011007 phosphoric acid Nutrition 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 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 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
- C01B25/26—Phosphates
- C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
- C01B25/322—Preparation by neutralisation of orthophosphoric acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Fodder In General (AREA)
- Paper (AREA)
- Cosmetics (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE790637D BE790637A (fr) | 1971-10-28 | Procede de fabrication de phosphate bicalcique, en particulier de qualite alimentaire | |
| DE19712153725 DE2153725C3 (de) | 1971-10-28 | 1971-10-28 | Verfahren zur Herstellung von Dicalciumphosphat |
| FR7238451A FR2158055A1 (en) | 1971-10-28 | 1972-10-30 | Dicalcium phosphate prodn - from calcium oxide hydroxide or carbonate and phosphoric acid,in an edible form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712153725 DE2153725C3 (de) | 1971-10-28 | 1971-10-28 | Verfahren zur Herstellung von Dicalciumphosphat |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2153725A1 DE2153725A1 (de) | 1973-06-20 |
| DE2153725B2 DE2153725B2 (de) | 1978-01-26 |
| DE2153725C3 true DE2153725C3 (de) | 1981-11-12 |
Family
ID=5823628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712153725 Expired DE2153725C3 (de) | 1971-10-28 | 1971-10-28 | Verfahren zur Herstellung von Dicalciumphosphat |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE790637A (https=) |
| DE (1) | DE2153725C3 (https=) |
| FR (1) | FR2158055A1 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4122960A1 (de) * | 1991-07-11 | 1993-01-14 | Benckiser Knapsack Ladenburg | Verfahren zur herstellung von grobkoernigem wasserfreiem calciummonohydrogenphosphat (dicalciumphosphat-anhydrid) und hierzu geeignete vorrichtung |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3693339A1 (en) | 2019-02-01 | 2020-08-12 | Omya International AG | Production of surface-reacted calcium salts by grinding induced conversion |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1091772A (fr) * | 1952-10-11 | 1955-04-14 | Chemical Construction Corp | Procédé de production de phosphate dicalcique convenant à l'alimentation du bétail |
| US3467495A (en) * | 1965-12-23 | 1969-09-16 | Int Minerals & Chem Corp | Preparation of calcium phosphates |
| PH11241A (en) * | 1969-10-24 | 1977-10-28 | Monsanto Co | Process for preparing anhydrous dicalcium phosphate and compositions therefrom |
-
0
- BE BE790637D patent/BE790637A/xx unknown
-
1971
- 1971-10-28 DE DE19712153725 patent/DE2153725C3/de not_active Expired
-
1972
- 1972-10-30 FR FR7238451A patent/FR2158055A1/fr active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4122960A1 (de) * | 1991-07-11 | 1993-01-14 | Benckiser Knapsack Ladenburg | Verfahren zur herstellung von grobkoernigem wasserfreiem calciummonohydrogenphosphat (dicalciumphosphat-anhydrid) und hierzu geeignete vorrichtung |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2158055A1 (en) | 1973-06-08 |
| DE2153725A1 (de) | 1973-06-20 |
| DE2153725B2 (de) | 1978-01-26 |
| BE790637A (fr) | 1973-02-15 |
| FR2158055B1 (https=) | 1977-01-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8330 | Complete disclaimer |