FR2504909A1 - Procede pour la stabilisation de chlorure de magnesium deshydrate contre une re-hydratation - Google Patents
Procede pour la stabilisation de chlorure de magnesium deshydrate contre une re-hydratation Download PDFInfo
- Publication number
- FR2504909A1 FR2504909A1 FR8206942A FR8206942A FR2504909A1 FR 2504909 A1 FR2504909 A1 FR 2504909A1 FR 8206942 A FR8206942 A FR 8206942A FR 8206942 A FR8206942 A FR 8206942A FR 2504909 A1 FR2504909 A1 FR 2504909A1
- Authority
- FR
- France
- Prior art keywords
- magnesium
- water
- coating
- magnesium chloride
- magnesium oxide
- 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.)
- Granted
Links
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical class [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 title claims abstract description 42
- 230000006641 stabilisation Effects 0.000 title claims abstract description 4
- 238000011105 stabilization Methods 0.000 title claims abstract description 4
- 238000000034 method Methods 0.000 title claims description 18
- 238000006703 hydration reaction Methods 0.000 title claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000000576 coating method Methods 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims abstract description 15
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 12
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 12
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000000126 substance Substances 0.000 claims abstract description 12
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 17
- 230000015572 biosynthetic process Effects 0.000 claims description 9
- 239000011777 magnesium Substances 0.000 claims description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 8
- 229910052749 magnesium Inorganic materials 0.000 claims description 8
- 239000008188 pellet Substances 0.000 claims description 8
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 5
- 238000005469 granulation Methods 0.000 claims description 4
- 230000003179 granulation Effects 0.000 claims description 4
- 230000036571 hydration Effects 0.000 claims description 4
- 239000000347 magnesium hydroxide Substances 0.000 claims description 4
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 230000001143 conditioned effect Effects 0.000 claims description 2
- 230000033444 hydroxylation Effects 0.000 claims 1
- 238000005805 hydroxylation reaction Methods 0.000 claims 1
- 239000011247 coating layer Substances 0.000 abstract 1
- TUJKJAMUKRIRHC-UHFFFAOYSA-N hydroxyl Chemical class [OH] TUJKJAMUKRIRHC-UHFFFAOYSA-N 0.000 abstract 1
- 238000003860 storage Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- DARFZFVWKREYJJ-UHFFFAOYSA-L magnesium dichloride dihydrate Chemical compound O.O.[Mg+2].[Cl-].[Cl-] DARFZFVWKREYJJ-UHFFFAOYSA-L 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 150000004683 dihydrates Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- -1 ethyl- Chemical group 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- C01F5/00—Compounds of magnesium
- C01F5/26—Magnesium halides
- C01F5/30—Chlorides
- C01F5/34—Dehydrating magnesium chloride containing water of crystallisation
-
- 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
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/30—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic using agents to prevent the granules sticking together; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- 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
- C01F5/00—Compounds of magnesium
- C01F5/26—Magnesium halides
- C01F5/30—Chlorides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- 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
-
- 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.]
- Y10T428/2991—Coated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Fertilizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813117542 DE3117542A1 (de) | 1981-05-04 | 1981-05-04 | Verfahren zur stabilisierung von dehydratisiertem magnesiumschlorid gegen rueck-hydratisierung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2504909A1 true FR2504909A1 (fr) | 1982-11-05 |
| FR2504909B1 FR2504909B1 (OSRAM) | 1984-10-12 |
Family
ID=6131386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8206942A Granted FR2504909A1 (fr) | 1981-05-04 | 1982-04-22 | Procede pour la stabilisation de chlorure de magnesium deshydrate contre une re-hydratation |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4447476A (OSRAM) |
| CA (1) | CA1183735A (OSRAM) |
| DE (1) | DE3117542A1 (OSRAM) |
| FR (1) | FR2504909A1 (OSRAM) |
| NO (1) | NO821176L (OSRAM) |
| SU (1) | SU1199196A3 (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2176912A1 (en) * | 1996-05-17 | 1997-11-18 | Hideo Nishijima | Food composite comprising herring eggs |
| US8871006B2 (en) * | 2009-07-13 | 2014-10-28 | S. A. Lhoist Recherche Et Developpement | Solid mineral composition, method for preparing same and use thereof for reducing heavy metals in flue gas |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB518893A (en) * | 1937-09-14 | 1940-03-11 | Azriel Hausdorff | Process and apparatus for the partial dehydration of hexahydrated magnesium chloride |
| FR2065577A1 (OSRAM) * | 1969-10-29 | 1971-07-30 | Norsk Hydro As | |
| FR2065576A1 (OSRAM) * | 1969-10-29 | 1971-07-30 | Norsk Hydro As | |
| GB2077722A (en) * | 1980-05-20 | 1981-12-23 | Azote Sa Cie Neerlandaise | A Process for the Production of Urea Granules |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1592971A (en) * | 1925-09-26 | 1926-07-20 | Dow Chemical Co | Prepared metallic chloride and method of making same |
| IL23702A (en) * | 1965-06-09 | 1968-10-24 | Hamelah M | Granulated potassium chloride and process of producing it |
-
1981
- 1981-05-04 DE DE19813117542 patent/DE3117542A1/de not_active Withdrawn
-
1982
- 1982-04-07 NO NO821176A patent/NO821176L/no unknown
- 1982-04-22 FR FR8206942A patent/FR2504909A1/fr active Granted
- 1982-04-29 CA CA000401978A patent/CA1183735A/en not_active Expired
- 1982-05-03 US US06/374,109 patent/US4447476A/en not_active Expired - Fee Related
- 1982-05-03 SU SU823430903A patent/SU1199196A3/ru active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB518893A (en) * | 1937-09-14 | 1940-03-11 | Azriel Hausdorff | Process and apparatus for the partial dehydration of hexahydrated magnesium chloride |
| FR2065577A1 (OSRAM) * | 1969-10-29 | 1971-07-30 | Norsk Hydro As | |
| FR2065576A1 (OSRAM) * | 1969-10-29 | 1971-07-30 | Norsk Hydro As | |
| GB2077722A (en) * | 1980-05-20 | 1981-12-23 | Azote Sa Cie Neerlandaise | A Process for the Production of Urea Granules |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3117542A1 (de) | 1983-02-10 |
| SU1199196A3 (ru) | 1985-12-15 |
| CA1183735A (en) | 1985-03-12 |
| NO821176L (no) | 1982-11-05 |
| US4447476A (en) | 1984-05-08 |
| FR2504909B1 (OSRAM) | 1984-10-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |