ATE285991T1 - Verfahren zur herstellung von kieselsäure aus kalziumsilikat - Google Patents

Verfahren zur herstellung von kieselsäure aus kalziumsilikat

Info

Publication number: ATE285991T1
Authority: AT; Austria
Prior art keywords: calcium silicate; silicic acid; producing silicic; producing; separation
Prior art date: 1999-02-03

Application number

AT00906254T

Other languages

English (en)

Inventor

Marco Tiziana De

Paolo Gronchi

Luigi Cassar

Original Assignee

Italcementi Spa

Priority date (The priority date 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 date listed.)

1999-02-03

Filing date

2000-02-01

Publication date

2005-01-15

2000-02-01 Application filed by Italcementi Spa filed Critical Italcementi Spa

2005-01-15 Application granted granted Critical

2005-01-15 Publication of ATE285991T1 publication Critical patent/ATE285991T1/de

Links

239000000378 calcium silicate Substances 0.000 title abstract 2
229910052918 calcium silicate Inorganic materials 0.000 title abstract 2
OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 title abstract 2
LRCFXGAMWKDGLA-UHFFFAOYSA-N dioxosilane;hydrate Chemical compound O.O=[Si]=O LRCFXGAMWKDGLA-UHFFFAOYSA-N 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
235000012239 silicon dioxide Nutrition 0.000 title 1
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
230000015572 biosynthetic process Effects 0.000 abstract 1
229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
235000010216 calcium carbonate Nutrition 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1
239000002244 precipitate Substances 0.000 abstract 1
238000000926 separation method Methods 0.000 abstract 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
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/126—Preparation of silica of undetermined type
- C01B33/128—Preparation of silica of undetermined type by acidic treatment of aqueous silicate solutions
- 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
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/06—Quartz; Sand
- C04B14/062—Microsilica, e.g. colloïdal silica
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
- C04B40/0042—Powdery mixtures
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/28—Compounds of silicon
- C09C1/30—Silicic acid
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/02—Amorphous compounds
- 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Ceramic Engineering (AREA)
Materials Engineering (AREA)
Structural Engineering (AREA)
Inorganic Chemistry (AREA)
Civil Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Silicon Compounds (AREA)
Silicates, Zeolites, And Molecular Sieves (AREA)

AT00906254T 1999-02-03 2000-02-01 Verfahren zur herstellung von kieselsäure aus kalziumsilikat ATE285991T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
IT1999MI000197 IT1307743B1 (it)	1999-02-03	1999-02-03	Procedimento per la preparazione di silice a partire da silicati dicalcio.
PCT/EP2000/000757 WO2000046149A1 (en)	1999-02-03	2000-02-01	Procedure for preparing silica from calcium silicate

Publications (1)

Publication Number	Publication Date
ATE285991T1 true ATE285991T1 (de)	2005-01-15

Family

ID=11381721

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT00906254T ATE285991T1 (de)	1999-02-03	2000-02-01	Verfahren zur herstellung von kieselsäure aus kalziumsilikat

Country Status (8)

Country	Link
US (1)	US6716408B1 (de)
EP (1)	EP1149047B1 (de)
AT (1)	ATE285991T1 (de)
AU (1)	AU2800100A (de)
DE (1)	DE60017085D1 (de)
ES (1)	ES2234567T3 (de)
IT (1)	IT1307743B1 (de)
WO (1)	WO2000046149A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1318642B1 (it) *	2000-07-25	2003-08-27	Italcementi Spa	Agente coesivizzante inorganico per impasti cementizi autocompattanti.
ATE318792T1 (de) *	2001-04-20	2006-03-15	Shell Int Research	Verfahren zur karbonisierung von mineralien mit kohlenstoffdioxid
US20070202032A1 (en) *	2004-07-19	2007-08-30	Shell Oil Company	Process for Producing Caco3 or Mgco3
CA2629829A1 (en)	2005-11-23	2007-05-31	Shell Internationale Research Maatschappij B.V.	A process for sequestration of carbon dioxide by mineral carbonation
FR2957914B1 (fr) *	2010-03-25	2015-05-15	Rhodia Operations	Nouveau procede de preparation de silices precipitees contenant de l'aluminium
NL2004851C2 (nl) *	2010-06-08	2011-12-12	Rijnsburger Holding B V	Werkwijze voor het omzetten van metaalhoudende silicaatmineralen tot siliciumverbindingen en metaalverbindingen.
WO2022178258A1 (en) *	2021-02-22	2022-08-25	Solidia Technologies, Inc.	Production of supplementary cementitious materials through wet carbonation method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE420596B (sv)	1975-03-25	1981-10-19	Osaka Packing	Formad kropp av amorf kiseldioxid, eventuellt innehallande kalciumkarbonat, sett att framstella en formad kropp av amorf kiseldioxid samt partikel av amorf kiseldioxid for framstellning av en formad kropp
CA1122779A (en) *	1975-03-25	1982-05-04	Akira Takahashi	Amorphous silica, products thereof and methods of preparing the same
JPS51129424A (en) *	1975-03-27	1976-11-11	Osaka Patsukingu Seizoushiyo K	Manufacturing of plastic compound particles of silicaacalcium carbonate
DE2609831B2 (de) *	1976-03-10	1979-05-23	Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt	Verfahren zur Aufbereitung von Siliciumdioxid enthaltenden Abfallflugstäuben zu Fällungskieselsäuren und Silikaten
JPS52126695A (en) *	1976-04-16	1977-10-24	Osaka Patsukingu Seizoushiyo K	Crystatallic appearance amorphus silica and method of producing same
DE3687567T2 (de) *	1985-10-29	1993-07-08	Redco Nv	Aluminiumoxyd enthaltende kieselerdeteilchen, verfahren zu ihrer herstellung und deren verwendung.
US5595717A (en) *	1989-03-23	1997-01-21	Tasman Pulp & Paper Co., Limited	Controlled precipitation of amorphous silica from geothermal fluids or other aqueous media containing silicic acid
JPH06102533B2 (ja) *	1990-11-30	1994-12-14	日本インシュレーション株式会社	シリカゲル成形体の製造方法
MY117802A (en) *	1997-06-13	2004-08-30	Mizusawa Industrial Chem	Amorphous silica particles having a double structure, process for producing the same and use

1999
- 1999-02-03 IT IT1999MI000197 patent/IT1307743B1/it active
2000
- 2000-02-01 AT AT00906254T patent/ATE285991T1/de not_active IP Right Cessation
- 2000-02-01 US US09/890,515 patent/US6716408B1/en not_active Expired - Fee Related
- 2000-02-01 DE DE60017085T patent/DE60017085D1/de not_active Expired - Lifetime
- 2000-02-01 EP EP00906254A patent/EP1149047B1/de not_active Expired - Lifetime
- 2000-02-01 WO PCT/EP2000/000757 patent/WO2000046149A1/en not_active Ceased
- 2000-02-01 AU AU28001/00A patent/AU2800100A/en not_active Abandoned
- 2000-02-01 ES ES00906254T patent/ES2234567T3/es not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE60017085D1 (de)	2005-02-03
IT1307743B1 (it)	2001-11-19
AU2800100A (en)	2000-08-25
WO2000046149A1 (en)	2000-08-10
ES2234567T3 (es)	2005-07-01
EP1149047A1 (de)	2001-10-31
ITMI990197A1 (it)	2000-08-03
US6716408B1 (en)	2004-04-06
EP1149047B1 (de)	2004-12-29

Legal Events

Date	Code	Title	Description
2005-06-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties

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