FI116384B - Oorganisk lättmaterial och förfarande för dess framställning - Google Patents
Oorganisk lättmaterial och förfarande för dess framställning Download PDFInfo
- Publication number
- FI116384B FI116384B FI970432A FI970432A FI116384B FI 116384 B FI116384 B FI 116384B FI 970432 A FI970432 A FI 970432A FI 970432 A FI970432 A FI 970432A FI 116384 B FI116384 B FI 116384B
- Authority
- FI
- Finland
- Prior art keywords
- alkaline earth
- silicate
- light
- earth metal
- metal hydroxide
- Prior art date
Links
Classifications
-
- 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
-
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1055—Coating or impregnating with inorganic materials
- C04B20/1077—Cements, e.g. waterglass
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Glass Compositions (AREA)
Claims (8)
1. Oorganiskt lättmaterial, känneteck-n a t av, att det bestär av en hydrotermiskt vid en tem- 5 peratur av 120 - 300 °C med hjälp av vattenänga bunden, i former packad blandning, som bestär av finmalet, lätt stenmaterial och av ungefär samma massamängd finmalen jordalkalimetallhydroxid, eller torkat, hällbart pulver, pä vars yta vidhäftats jordalkalimetallsilikathydrater 10 och/ eller -geler, som kan framställas genom att bringa silikathaltiga, lätta stenmaterial i kontakt med vatten-haltig jordalkalimetallhydroxid, avlägsna överskott väts-kefas och därefter torka den fasta fasen.
2. Oorganiskt lättmaterial enligt patentkrav 1, 15kännetecknat av, att den fasta densiteten är inom omrädet 0,1 - 1,0 kg/dm3.
3. Oorganiskt lättmaterial enligt patentkrav 1 eller 2, kännetecknat av, att som silikathal-tigt lätt stenmaterial har använts vermikulit, pimpsten, 20 perlit, skumglas eller blandningar av dessa.
4. Oorganiskt lättmaterial enligt nägot av patent- : kraven 1-3, kännetecknat av, att som vat- • «t • · tenhaltig j ordalkalimetallhydroxid har använts kalsiumhyd- • · roxid, dolomithydrat, magnesiumhydrat, cementer eller 25 blandningar av dessa. • · • ·
5. Förfarande för f ramställning av oorganiskt • < ’ " lättmaterial ur silikathaltiga, lätta stenmaterial och V * oorganiska bindemedel, kännetecknat av, att de finmalda silikathaltiga, lätta stenmaterialen antingen • j j 30 blandas med ungefär lika massamängd finmald jordalkalime- ; tallhydroxid eller de silikathaltiga lätta stenmaterialens ytor bringas först i kontakt med vattenhaltig jordalkali- ,, metallhydroxid pä sädant sätt, att det pä ytan bildas vid- » ;·* häftade jordalkalimetallsilikathydrater eller -geler, ; 35 varefter överskott vätskefas avlägsnas, de lätta stenmate- rialen i den fasta fasen torkas tili ett hällbart pulver 116384 varefter antingen den torra blandningen eller det torkade pulvret packas i former och behandlas vid en temperatur av 120 - 300 °C med vattenänga i atminstone 30 minuter, var-vid blandningen eller pulvret binds under bildande av 5 lättmaterial.
6. Förfarande enligt patentkrav 5, kanne-t e c k n a t av, att till den vattenhaltiga jordalkali-metallhydroxiden blandas med i vatten blandbara organiska lösningsmedel. 10
7. Förfarande enligt patentkrav 6, kanne- t e c k n a t av, att lösningsmedlet är en lägre alkohol eller aceton.
8. Hydrotermiskt bindbart torrt, hällbart pulver, kännetecknat av, att pä dess yta finns vidhäf-15 tade jordalkalimetallsilikathydrater eller -geler, som kan framställas genom att bringa silikathaltiga lätta stenma-terial i kontakt med vattenhaltig jordalkalimetallhyd-roxid, och därefter torkas.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4427481 | 1994-08-03 | ||
| DE4427481 | 1994-08-03 | ||
| EP9503053 | 1995-08-01 | ||
| PCT/EP1995/003053 WO1996004217A1 (de) | 1994-08-03 | 1995-08-01 | Anorganischer leichtwerkstoff und verfahren zu seiner herstellung |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI970432A0 FI970432A0 (sv) | 1997-01-31 |
| FI970432A FI970432A (sv) | 1997-01-31 |
| FI116384B true FI116384B (sv) | 2005-11-15 |
Family
ID=6524842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI970432A FI116384B (sv) | 1994-08-03 | 1997-01-31 | Oorganisk lättmaterial och förfarande för dess framställning |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0773912B1 (sv) |
| AT (1) | ATE163633T1 (sv) |
| AU (1) | AU3254895A (sv) |
| DE (1) | DE59501573D1 (sv) |
| DK (1) | DK0773912T3 (sv) |
| FI (1) | FI116384B (sv) |
| WO (1) | WO1996004217A1 (sv) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19603606C1 (de) * | 1996-02-01 | 1997-09-11 | Koch Marmorit Gmbh | Anorganischer Leichtwerkstoff und Verfahren zu seiner Herstellung |
| AU732186B2 (en) * | 1997-09-15 | 2001-04-12 | Paul Donahue | Lightweight settable compositions |
| DE19923493C2 (de) * | 1998-06-15 | 2003-02-27 | Stefan Wisser | Verfahren zur Herstellung eines Leichtwerkstoffes und seine Verwendung |
| WO2003010091A1 (en) * | 2001-07-26 | 2003-02-06 | Mizusawa Industrial Chemicals, Ltd. | Alkaline earth metal-basic silicate particle |
| BE1015841A3 (fr) * | 2003-12-24 | 2005-10-04 | Lhoist Rech & Dev Sa | Composition pulverulente a base d'un compose calco-magnesien. |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2547042A (en) * | 1947-12-26 | 1951-04-03 | Minnesota Mining & Mfg | Coated mineral granule, method of making same, and roofing material surfaced therewith |
| US2698251A (en) * | 1950-01-12 | 1954-12-28 | Great Lakes Carbon Corp | Method of manufacturing siliceous insulating material |
| FR1533660A (fr) * | 1966-08-05 | 1968-07-19 | Utolit Ag | Granulé, son procédé de fabrication et matériau de construction léger fabriqué avec ce granulé |
| US3597249A (en) * | 1968-08-21 | 1971-08-03 | Owens Corning Fiberglass Corp | Method of producing composites of inorganic binders and fibers from aqueous slurries |
| BE785857A (fr) * | 1971-07-05 | 1973-01-05 | Stamicarbon | Procede pour fabriquer des objets moules legers et calorifuges a partirde silicates et de chaux |
| US4033783A (en) * | 1975-06-23 | 1977-07-05 | General Refractories Company | Method for making lime-silica insulation from perlite |
-
1995
- 1995-08-01 WO PCT/EP1995/003053 patent/WO1996004217A1/de active IP Right Grant
- 1995-08-01 EP EP95929035A patent/EP0773912B1/de not_active Expired - Lifetime
- 1995-08-01 DK DK95929035T patent/DK0773912T3/da active
- 1995-08-01 AT AT95929035T patent/ATE163633T1/de not_active IP Right Cessation
- 1995-08-01 DE DE59501573T patent/DE59501573D1/de not_active Expired - Fee Related
- 1995-08-01 AU AU32548/95A patent/AU3254895A/en not_active Abandoned
-
1997
- 1997-01-31 FI FI970432A patent/FI116384B/sv active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| DK0773912T3 (da) | 1998-12-21 |
| FI970432A0 (sv) | 1997-01-31 |
| EP0773912A1 (de) | 1997-05-21 |
| WO1996004217A1 (de) | 1996-02-15 |
| DE59501573D1 (de) | 1998-04-09 |
| ATE163633T1 (de) | 1998-03-15 |
| FI970432A (sv) | 1997-01-31 |
| AU3254895A (en) | 1996-03-04 |
| EP0773912B1 (de) | 1998-03-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
Ref document number: 116384 Country of ref document: FI |
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| PC | Transfer of assignment of patent |
Owner name: KNAUF MARMORIT GMBH Free format text: KNAUF MARMORIT GMBH |