CA2635233A1 - Novel manufacturing method of aragonite calcium carbonate - Google Patents
Novel manufacturing method of aragonite calcium carbonate Download PDFInfo
- Publication number
- CA2635233A1 CA2635233A1 CA002635233A CA2635233A CA2635233A1 CA 2635233 A1 CA2635233 A1 CA 2635233A1 CA 002635233 A CA002635233 A CA 002635233A CA 2635233 A CA2635233 A CA 2635233A CA 2635233 A1 CA2635233 A1 CA 2635233A1
- Authority
- CA
- Canada
- Prior art keywords
- aragonite
- carbon dioxide
- manufacture
- suspension
- particles
- 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.)
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Classifications
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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
-
- 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
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- 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
- C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
-
- 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
- C01P2004/61—Micrometer sized, i.e. from 1-100 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
- C01P2006/80—Compositional purity
Abstract
The present invention is related to the methods of manufacture of aragonite in the carbonation method, in which the particle size and aspect ratio may be controlled and practically 100%-pure and single-phase aragonite may be obtained by repeating the carbonation reaction.
Claims (5)
1. A method of manufacture of aragonite according to the carbonation reaction to control the particle size and aspect ratio by using the suspension of calcium hydroxide, magnesium chloride, and carbon dioxide comprising the steps of:
a) making an aragonite seed slurry by inputting carbon dioxide after mixing said suspension of calcium hydroxide and said magnesium chloride;
b) growing particles of aragonite through the continuous carbonation reaction of carbon dioxide after mixing said suspension of calcium hydroxide and said magnesium chloride with said aragonite seed slurry; and c) growing said particles of aragonite further by repeating said step of b) growing particles of aragonite more than once.
a) making an aragonite seed slurry by inputting carbon dioxide after mixing said suspension of calcium hydroxide and said magnesium chloride;
b) growing particles of aragonite through the continuous carbonation reaction of carbon dioxide after mixing said suspension of calcium hydroxide and said magnesium chloride with said aragonite seed slurry; and c) growing said particles of aragonite further by repeating said step of b) growing particles of aragonite more than once.
2. The method of manufacture of aragonite in Claim 1, characterized by that said aragonite seed slurry is mixed with 0.2 ~ 0.6 M of said suspension of calcium hydroxide and 0.4 ~
0.8 M of said magnesium chloride, and the mixture is reacted with carbon dioxide while mixing at 60 ~ 90°C
0.8 M of said magnesium chloride, and the mixture is reacted with carbon dioxide while mixing at 60 ~ 90°C
3. The method of manufacture of aragonite in Claim 2, characterized by that said carbon dioxide is inputted at a flow rate of 10 ~ 70 ml/minute with respect to the contents of said suspension of calcium hydroxide and said magnesium chloride in said step of growing said particles.
4. The method of manufacture of aragonite in any of Claims 1 through 3, further comprising the step of washing, filtering, and drying said particles of aragonite.
5. The method of manufacture of aragonite in Claim 3, characterized by that said carbon dioxide is inserted at a flow rate of 50 m.ell./minute.
What is claimed is:
1. A method of manufacture of aragonite according to carbonation reaction to control the particle size and aspect ratio by using a suspension of calcium hydroxide, magnesium chloride, and carbon dioxide, comprising the steps of:
a) mixing said suspension of calcium hydroxide with said magnesium chloride, and performing the carbonation reaction by inputting carbon dioxide to the mixture to make an aragonite seed slurry;
b) mixing said aragonite seed slurry with said suspension of calcium hydroxide and said magnesium chloride, and performing the carbonation reaction by inputting carbon dioxide to the mixture to grow particles of aragonite;
c) repeating step b) once or more to further grow said particles of aragonite, wherein steps a) to b) are continuously performed in one reactor.
2. The method of manufacture of aragonite in Claim 1, characterized in that in step a), 0.2 ~ 0.6 M of said suspension of calcium hydroxide is mixed with 0.4 ~ 0.8 M of said magnesium chloride, and the carbonation reaction is performed at 60 ~ 90° C.
3. The method of manufacture of aragonite in Claim 2, characterized in that in step b), said aragonite seed slurry is mixed with 0.2 ~ 0.6 M of said suspension of calcium hydroxide and 0.4 ~ 0.8 M of said magnesium chloride, and carbon dioxide is inputted to the mixture at a flow rate of 10 ~ 70 ml/minute.
4. The method of manufacture of aragonite in any of Claims 1 through 3, further comprising the step of washing said particles of aragonite of step c) with ethyl alcohol, filtering said particles of aragonite, and drying said particles of aragonite at 60 -90 ° C for 10 - 15 hours.
5. The method of manufacture of aragonite in Claim 3, characterized in that carbon dioxide is inputted to the mixture at a flow rate of 50 ml/minute.
What is claimed is:
1. A method of manufacture of aragonite according to carbonation reaction to control the particle size and aspect ratio by using a suspension of calcium hydroxide, magnesium chloride, and carbon dioxide, comprising the steps of:
a) mixing said suspension of calcium hydroxide with said magnesium chloride, and performing the carbonation reaction by inputting carbon dioxide to the mixture to make an aragonite seed slurry;
b) mixing said aragonite seed slurry with said suspension of calcium hydroxide and said magnesium chloride, and performing the carbonation reaction by inputting carbon dioxide to the mixture to grow particles of aragonite;
c) repeating step b) once or more to further grow said particles of aragonite, wherein steps a) to b) are continuously performed in one reactor.
2. The method of manufacture of aragonite in Claim 1, characterized in that in step a), 0.2 ~ 0.6 M of said suspension of calcium hydroxide is mixed with 0.4 ~ 0.8 M of said magnesium chloride, and the carbonation reaction is performed at 60 ~ 90° C.
3. The method of manufacture of aragonite in Claim 2, characterized in that in step b), said aragonite seed slurry is mixed with 0.2 ~ 0.6 M of said suspension of calcium hydroxide and 0.4 ~ 0.8 M of said magnesium chloride, and carbon dioxide is inputted to the mixture at a flow rate of 10 ~ 70 ml/minute.
4. The method of manufacture of aragonite in any of Claims 1 through 3, further comprising the step of washing said particles of aragonite of step c) with ethyl alcohol, filtering said particles of aragonite, and drying said particles of aragonite at 60 -90 ° C for 10 - 15 hours.
5. The method of manufacture of aragonite in Claim 3, characterized in that carbon dioxide is inputted to the mixture at a flow rate of 50 ml/minute.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050136204A KR100720865B1 (en) | 2005-12-31 | 2005-12-31 | Novel manufacturing method of aragonite calcium carbonate |
| PCT/KR2005/004690 WO2007078017A1 (en) | 2005-12-31 | 2005-12-31 | Novel manufacturing method of aragonite calcium carbonate |
| KR10-2005-0136204 | 2005-12-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2635233A1 true CA2635233A1 (en) | 2007-07-12 |
| CA2635233C CA2635233C (en) | 2012-04-10 |
Family
ID=38228352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2635233A Active CA2635233C (en) | 2005-12-31 | 2005-12-31 | Novel manufacturing method of aragonite calcium carbonate |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR100720865B1 (en) |
| CA (1) | CA2635233C (en) |
| WO (1) | WO2007078017A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8790681B2 (en) | 2009-06-15 | 2014-07-29 | Cartiheal (2009) Ltd. | Solid forms for tissue repair |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101782310B1 (en) | 2010-07-08 | 2017-09-27 | 스카이오닉 코퍼레이션 | Carbon dioxide sequestrations involving two-salt-based thermolytic processes |
| AU2016222869B2 (en) | 2015-02-23 | 2020-03-12 | Carbonfree Chemicals Holdings, Llc | Carbon dioxide sequestration with magnesium hydroxide and regeneration of magnesium hydroxide |
| KR101656035B1 (en) * | 2015-04-30 | 2016-09-08 | 한국지질자원연구원 | A method for the synthesis of precipitated calcium carbonate from dolomite kiln dust |
| KR101727985B1 (en) * | 2016-04-29 | 2017-04-18 | 한국지질자원연구원 | Method for synthesis of aragonite |
| KR101727983B1 (en) * | 2016-04-29 | 2017-04-18 | 한국지질자원연구원 | Nano precipitation calcium carbonates |
| CN107916452B (en) * | 2017-11-14 | 2020-03-03 | 浙江大学 | Preparation method of calcium carbonate whiskers with continuously controllable morphology |
| KR102240348B1 (en) * | 2019-06-11 | 2021-04-14 | 한국해양대학교 산학협력단 | A method for producing high purity aragonite calcium carbonate using seawater |
| WO2022220673A1 (en) * | 2021-04-16 | 2022-10-20 | Petroliam Nasional Berhad (Petronas) | System and process for producing aragonite |
| CN113264597A (en) * | 2021-04-22 | 2021-08-17 | 四川绵阳岷山实业集团有限公司 | Method for inhibiting scale by using calcium carbonate aragonite seed crystals |
| CN114212814B (en) * | 2021-12-16 | 2023-08-01 | 浙江大学 | Preparation method of nano calcium carbonate |
| KR102505738B1 (en) * | 2022-09-29 | 2023-03-03 | 김동기 | manufacturing method of filter material using Aragonite adsorbed with organic Germanium |
| JP7382091B1 (en) | 2022-10-07 | 2023-11-16 | 白石工業株式会社 | Calcium carbonate production method, calcium carbonate and paper making filler |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1447566A (en) * | 1974-02-14 | 1976-08-25 | Ici Ltd | Production of calcium carbonate |
| CA2326989A1 (en) * | 1998-04-03 | 1999-10-14 | David P. Bryan | Precipitated calcium carbonate and its production and use |
| AU2002359958A1 (en) * | 2001-12-31 | 2003-07-15 | Beijing University Of Chemical Technology | Calcium carbonate of different shapes and the preparing process thereof |
| AU2003272993A1 (en) * | 2002-10-15 | 2004-05-04 | Maruo Calcium Company Limited | Agglomerate and resin composition containing the same |
| KR100508437B1 (en) | 2003-04-04 | 2005-08-17 | 한국지질자원연구원 | Preparation of Aragonite from Calcium Hydroxide Suspensions by Homogeneous Precipitation |
-
2005
- 2005-12-31 KR KR1020050136204A patent/KR100720865B1/en active IP Right Grant
- 2005-12-31 CA CA2635233A patent/CA2635233C/en active Active
- 2005-12-31 WO PCT/KR2005/004690 patent/WO2007078017A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8790681B2 (en) | 2009-06-15 | 2014-07-29 | Cartiheal (2009) Ltd. | Solid forms for tissue repair |
| US8802115B2 (en) | 2009-06-15 | 2014-08-12 | Cartiheal (2009) Ltd. | Solid forms for tissue repair |
| US10046084B2 (en) | 2009-06-15 | 2018-08-14 | Cartiheal (2009) Ltd. | Solid forms for tissue repair |
| US10080818B2 (en) | 2009-06-15 | 2018-09-25 | Cartiheal (2009) Ltd. | Solid forms for tissue repair |
| US10702627B2 (en) | 2009-06-15 | 2020-07-07 | Cartiheal (2009) Ltd. | Solid forms for tissue repair |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100720865B1 (en) | 2007-05-23 |
| WO2007078017A1 (en) | 2007-07-12 |
| CA2635233C (en) | 2012-04-10 |
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| EEER | Examination request |