DE1792551A1 - Verfahren zur Herstellung von synthetischem Wollastonit - Google Patents
Verfahren zur Herstellung von synthetischem WollastonitInfo
- Publication number
- DE1792551A1 DE1792551A1 DE19681792551 DE1792551A DE1792551A1 DE 1792551 A1 DE1792551 A1 DE 1792551A1 DE 19681792551 DE19681792551 DE 19681792551 DE 1792551 A DE1792551 A DE 1792551A DE 1792551 A1 DE1792551 A1 DE 1792551A1
- Authority
- DE
- Germany
- Prior art keywords
- wollastonite
- hydrosilicates
- lime
- converted
- reaction
- 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
- 239000010456 wollastonite Substances 0.000 title claims description 26
- 229910052882 wollastonite Inorganic materials 0.000 title claims description 26
- 238000000034 method Methods 0.000 title claims description 19
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 22
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 235000012241 calcium silicate Nutrition 0.000 claims description 8
- 239000000377 silicon dioxide Substances 0.000 claims description 8
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 7
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 7
- 239000004571 lime Substances 0.000 claims description 7
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000011541 reaction mixture Substances 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 claims description 2
- 238000006297 dehydration reaction Methods 0.000 claims description 2
- 238000010583 slow cooling Methods 0.000 claims description 2
- 230000009466 transformation Effects 0.000 claims description 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 8
- 239000000919 ceramic Substances 0.000 description 6
- 239000006004 Quartz sand Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000000292 calcium oxide Substances 0.000 description 4
- 235000012255 calcium oxide Nutrition 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010304 firing Methods 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- JHLNERQLKQQLRZ-UHFFFAOYSA-N calcium silicate Chemical compound [Ca+2].[Ca+2].[O-][Si]([O-])([O-])[O-] JHLNERQLKQQLRZ-UHFFFAOYSA-N 0.000 description 2
- 229910052918 calcium silicate Inorganic materials 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 239000011455 calcium-silicate brick Substances 0.000 description 1
- UGGQKDBXXFIWJD-UHFFFAOYSA-N calcium;dihydroxy(oxo)silane;hydrate Chemical compound O.[Ca].O[Si](O)=O UGGQKDBXXFIWJD-UHFFFAOYSA-N 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000005445 natural material Substances 0.000 description 1
- MKTRXTLKNXLULX-UHFFFAOYSA-P pentacalcium;dioxido(oxo)silane;hydron;tetrahydrate Chemical compound [H+].[H+].O.O.O.O.[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O MKTRXTLKNXLULX-UHFFFAOYSA-P 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 238000010671 solid-state reaction Methods 0.000 description 1
- 239000000126 substance 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
- 239000002699 waste material Substances 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
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/22—Magnesium silicates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/24—Alkaline-earth metal silicates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/18—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing mixtures of the silica-lime type
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681792551 DE1792551A1 (de) | 1968-09-19 | 1968-09-19 | Verfahren zur Herstellung von synthetischem Wollastonit |
| GB1250670D GB1250670A (enrdf_load_stackoverflow) | 1968-09-19 | 1969-09-15 | |
| DK492369A DK124193B (da) | 1968-09-19 | 1969-09-16 | Fremgangsmåde til fremstilling af kalciumhydrosilikater. |
| NL6914051A NL6914051A (enrdf_load_stackoverflow) | 1968-09-19 | 1969-09-16 | |
| FR6931819A FR2018427A1 (en) | 1968-09-19 | 1969-09-18 | Finely divided calcium silicates |
| CH1410469A CH535719A (de) | 1968-09-19 | 1969-09-18 | Verfahren zur Herstellung von Calciumhydrosilikaten, insbesondere von Xonotlit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681792551 DE1792551A1 (de) | 1968-09-19 | 1968-09-19 | Verfahren zur Herstellung von synthetischem Wollastonit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1792551A1 true DE1792551A1 (de) | 1971-02-18 |
Family
ID=5707455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681792551 Pending DE1792551A1 (de) | 1968-09-19 | 1968-09-19 | Verfahren zur Herstellung von synthetischem Wollastonit |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1792551A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1250670A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2402670A1 (de) * | 1972-05-11 | 1975-04-17 | Onoda Chem Ind Co Ltd | Verfahren zur herstellung von wasserhaltigen calciumsilikaten |
| EP0002536A1 (de) * | 1977-12-20 | 1979-06-27 | Wessel-Werk GmbH | Verfahren zur raffinierenden Aufbereitung von Phosphorofenschlacke und Verwendung des dabei erhaltenen Materials |
-
1968
- 1968-09-19 DE DE19681792551 patent/DE1792551A1/de active Pending
-
1969
- 1969-09-15 GB GB1250670D patent/GB1250670A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2402670A1 (de) * | 1972-05-11 | 1975-04-17 | Onoda Chem Ind Co Ltd | Verfahren zur herstellung von wasserhaltigen calciumsilikaten |
| EP0002536A1 (de) * | 1977-12-20 | 1979-06-27 | Wessel-Werk GmbH | Verfahren zur raffinierenden Aufbereitung von Phosphorofenschlacke und Verwendung des dabei erhaltenen Materials |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1250670A (enrdf_load_stackoverflow) | 1971-10-20 |
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