HRP20161570T1 - Postupak dobivanja istaloženog kalcijevog karbonata - Google Patents
Postupak dobivanja istaloženog kalcijevog karbonata Download PDFInfo
- Publication number
- HRP20161570T1 HRP20161570T1 HRP20161570TT HRP20161570T HRP20161570T1 HR P20161570 T1 HRP20161570 T1 HR P20161570T1 HR P20161570T T HRP20161570T T HR P20161570TT HR P20161570 T HRP20161570 T HR P20161570T HR P20161570 T1 HRP20161570 T1 HR P20161570T1
- Authority
- HR
- Croatia
- Prior art keywords
- calcium carbonate
- precipitated calcium
- use according
- germs
- dry weight
- Prior art date
Links
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 title claims 27
- 229940088417 precipitated calcium carbonate Drugs 0.000 title claims 21
- 238000000034 method Methods 0.000 title claims 2
- 244000052616 bacterial pathogen Species 0.000 claims 7
- 239000007900 aqueous suspension Substances 0.000 claims 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims 6
- 239000000920 calcium hydroxide Substances 0.000 claims 6
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims 6
- 235000011116 calcium hydroxide Nutrition 0.000 claims 6
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 3
- 239000011707 mineral Substances 0.000 claims 3
- 235000010755 mineral Nutrition 0.000 claims 3
- 229910052712 strontium Inorganic materials 0.000 claims 3
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims 3
- 238000000227 grinding Methods 0.000 claims 2
- UUCCCPNEFXQJEL-UHFFFAOYSA-L strontium dihydroxide Chemical compound [OH-].[OH-].[Sr+2] UUCCCPNEFXQJEL-UHFFFAOYSA-L 0.000 claims 2
- 229910001866 strontium hydroxide Inorganic materials 0.000 claims 2
- 239000000725 suspension Substances 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000001354 calcination Methods 0.000 claims 1
- 238000011065 in-situ storage Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000010802 sludge Substances 0.000 claims 1
- 239000002002 slurry Substances 0.000 claims 1
- 229910000018 strontium carbonate Inorganic materials 0.000 claims 1
- LEDMRZGFZIAGGB-UHFFFAOYSA-L strontium carbonate Chemical compound [Sr+2].[O-]C([O-])=O LEDMRZGFZIAGGB-UHFFFAOYSA-L 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J6/00—Heat treatments such as Calcining; Fusing ; Pyrolysis
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
- C01F11/181—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by control of the carbonation conditions
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
- C01F11/182—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/30—Three-dimensional structures
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Claims (13)
1. Uporaba proizvoda istaloženog kalcijevog karbonata proizvedenog postupkom koji obuhvaća korake:
(a) priprema vodene suspenzije klica taloženog kalcijevog karbonata pomoću gaziranja (karboniranja) suspenzije Ca(OH)2 u prisutnosti 0.005 do 0.030 mola stroncija (Sr), u obliku Sr(OH)2, po molu Ca(OH)2; i
(b) formiranje vodene suspenzije proizvoda istaloženog kalcijevog karbonata karbonizacijom mulja Ca(OH)2 u prisutnosti 0.5 do 5% suhe težine klica istaloženog kalcijevog karbonata,
gdje klice istaloženog kalcijevog karbonata imaju D50 koji je manji od D50 od proizvoda istaloženog kalcijevog karbonata i klice istaloženog kalcijevog karbonata imaju aragonitni polimorfni sadržaj veći od ili jednak proizvodu istaloženog kalcijevog karbonata,
za proizvodnju hrane,
gdje proizvod istaloženog kalcijevog karbonata dobiven u koraku (b) sadrži aragonitni polimorfni sadržaj od više od 60% suhe težine.
2. Uporaba prema zahtjevu 1, gdje se suspenzija Ca(OH)2 u koraku (a) gazira u prisutnosti 0.01 do 0.02 mola Sr po molu Ca(OH)2.
3. Uporaba prema zahtjevu 1, gdje se Sr(OH)2 u koraku (a) formira in situ dodavanjem minerala koji sadrži SrO.
4. Uporaba prema zahtjevu 3, gdje se mineral koji sadrži SrO dobiva kalciniranjem minerala koji sadrži SrCO3.
5. Uporaba prema bilo kojem od zahtjeva 1 do 4, dalje obuhvaća korak provođenja jednog ili više od uklanjanja vode, disperzije ili mljevenja klica istaloženog kalcijevog karbonata pripremljenih u koraku (a) radi dobivanja vodene suspenzije klica istaloženog kalcijevog karbonata s D50 koji je manji ili jednak 0.1 do 0.3 µm i BET SSA od 10 do 30 m2/g.
6. Uporaba prema bilo kojem od zahtjeva 1 do 5, gdje vodena suspenzija klica istaloženog kalcijevog karbonata formiranih u koraku (a) ima aragonitni polimorfni sadržaj veći od 85% suhe težine.
7. Uporaba prema bilo kojem od zahtjeva 1 do 5, gdje vodena suspenzija klica istaloženog kalcijevog karbonata formiranih u koraku (a) ima aragonitni polimorfni sadržaj veći od 90% suhe težine.
8. Uporaba prema bilo kojem od zahtjeva 1 do 5, gdje vodena suspenzija klica istaloženog kalcijevog karbonata formiranih u koraku (a) ima aragonitni polimorfni sadržaj veći od 95% suhe težine.
9. Uporaba prema bilo kojem od zahtjeva 1 do 8, gdje se klice istaloženog kalcijevog karbonata dodaju u mulj Ca(OH)2 u koraku (b) prije karboniranja.
10. Uporaba prema bilo kojem od zahtjeva 1 do 9, dalje obuhvaća korak provođenja jednog ili više od uklanjanja vode, disperzije ili mljevenja proizvoda istaloženog kalcijevog karbonata pripremljenog u koraku (b) radi dobivanja proizvoda istaloženog kalcijevog karbonata s D50 između 0.35 i 0.4 mikrona i BET SSA između 8 i 20 m2/g
11. Uporaba prema bilo kojem od zahtjeva 1 do 10, gdje proizvod istaloženog kalcijevog karbonata dobiven u koraku (b) ima ukupnu količinu stroncija od 0.2 do 15 mol/suha metrička tona.
12. Uporaba prema bilo kojem od zahtjeva 1 do 10, gdje proizvod istaloženog kalcijevog karbonata dobiven u koraku (b) ima ukupnu količinu stroncija od 1 do 5 mol/suha metrička tona.
13. Uporaba prema bilo kojem od zahtjeva 1 do 12, gdje proizvod istaloženog kalcijevog karbonata dobiven u koraku (b) ima aragonitni polimorfni sadržaj veći od 70% suhe težine.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10003665A EP2371766B1 (en) | 2010-04-01 | 2010-04-01 | Process for obtaining precipitated calcium carbonate |
| US34201710P | 2010-04-08 | 2010-04-08 | |
| EP11711354.8A EP2552835B1 (en) | 2010-04-01 | 2011-03-31 | Process for obtaining precipitated calcium carbonate |
| PCT/EP2011/054994 WO2011121065A1 (en) | 2010-04-01 | 2011-03-31 | Process for obtaining precipitated calcium carbonate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HRP20161570T1 true HRP20161570T1 (hr) | 2016-12-30 |
Family
ID=42320971
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HRP20130343AT HRP20130343T1 (hr) | 2010-04-01 | 2013-04-17 | Postupak dobivanja istaloženog kalcijevog karbonata |
| HRP20161570TT HRP20161570T1 (hr) | 2010-04-01 | 2016-11-24 | Postupak dobivanja istaloženog kalcijevog karbonata |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HRP20130343AT HRP20130343T1 (hr) | 2010-04-01 | 2013-04-17 | Postupak dobivanja istaloženog kalcijevog karbonata |
Country Status (23)
| Country | Link |
|---|---|
| US (2) | US8999284B2 (hr) |
| EP (2) | EP2371766B1 (hr) |
| JP (1) | JP5499217B2 (hr) |
| KR (2) | KR101448366B1 (hr) |
| CN (1) | CN102834356B (hr) |
| AU (1) | AU2011234483B2 (hr) |
| BR (1) | BR112012024538A2 (hr) |
| CA (1) | CA2795019C (hr) |
| CL (1) | CL2012002684A1 (hr) |
| CO (1) | CO6551661A2 (hr) |
| DK (2) | DK2371766T3 (hr) |
| ES (2) | ES2407183T3 (hr) |
| HR (2) | HRP20130343T1 (hr) |
| HU (1) | HUE031050T2 (hr) |
| IL (1) | IL222064A (hr) |
| MX (1) | MX2012011318A (hr) |
| NZ (1) | NZ603255A (hr) |
| PL (2) | PL2371766T3 (hr) |
| PT (2) | PT2371766E (hr) |
| RU (1) | RU2520437C1 (hr) |
| SI (2) | SI2371766T1 (hr) |
| TW (2) | TWI606977B (hr) |
| WO (1) | WO2011121065A1 (hr) |
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