IT1248007B - Sospensione acquosa concentrata di idrato di calcio, procedimento e impianto per prepararla. - Google Patents

Sospensione acquosa concentrata di idrato di calcio, procedimento e impianto per prepararla.

Info

Publication number
IT1248007B
IT1248007B ITMI911571A ITMI911571A IT1248007B IT 1248007 B IT1248007 B IT 1248007B IT MI911571 A ITMI911571 A IT MI911571A IT MI911571 A ITMI911571 A IT MI911571A IT 1248007 B IT1248007 B IT 1248007B
Authority
IT
Italy
Prior art keywords
prepare
plant
procedure
calcium hydrate
concentrated water
Prior art date
Application number
ITMI911571A
Other languages
English (en)
Inventor
Umberto Costa
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.)
Filing date
Publication date
Application filed by Italcementi Spa filed Critical Italcementi Spa
Priority to ITMI911571A priority Critical patent/IT1248007B/it
Publication of ITMI911571A0 publication Critical patent/ITMI911571A0/it
Priority to FR9206850A priority patent/FR2677351B1/fr
Publication of ITMI911571A1 publication Critical patent/ITMI911571A1/it
Application granted granted Critical
Publication of IT1248007B publication Critical patent/IT1248007B/it

Links

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
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/02—Oxides or hydroxides
    • 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
    • C04B2/00—Lime, magnesia or dolomite
    • C04B2/02—Lime
    • 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
    • C04B2/00—Lime, magnesia or dolomite
    • C04B2/02—Lime
    • C04B2/04—Slaking
    • C04B2/045—After-treatment of slaked lime
    • 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
    • C01P2006/12—Surface area
    • 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
    • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Fertilizers (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)

Abstract

L'invenzione ha per oggetto una sospensione acquosa concentrata di idrato di calcio, caratterizzata dal fatto di contenere almeno il 40% di calce idrata solida ottenuta da calce idrata in polvere o da grassello di calce o da calce viva, ed un polimero costituito da un poliacrilato di metallo alcalino o alcalino-terroso, variante tra lo 0,01% al 5% in peso rispetto alla calce idrata solida.
ITMI911571A 1991-06-07 1991-06-07 Sospensione acquosa concentrata di idrato di calcio, procedimento e impianto per prepararla. IT1248007B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITMI911571A IT1248007B (it) 1991-06-07 1991-06-07 Sospensione acquosa concentrata di idrato di calcio, procedimento e impianto per prepararla.
FR9206850A FR2677351B1 (fr) 1991-06-07 1992-06-05 Suspension aqueuse concentree d'hydrate de calcium et son procede de preparation.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI911571A IT1248007B (it) 1991-06-07 1991-06-07 Sospensione acquosa concentrata di idrato di calcio, procedimento e impianto per prepararla.

Publications (3)

Publication Number Publication Date
ITMI911571A0 ITMI911571A0 (it) 1991-06-07
ITMI911571A1 ITMI911571A1 (it) 1992-12-07
IT1248007B true IT1248007B (it) 1995-01-05

Family

ID=11360067

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI911571A IT1248007B (it) 1991-06-07 1991-06-07 Sospensione acquosa concentrata di idrato di calcio, procedimento e impianto per prepararla.

Country Status (2)

Country Link
FR (1) FR2677351B1 (it)
IT (1) IT1248007B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1006655A5 (fr) * 1992-01-31 1994-11-08 Lhoist Rech & Dev Sa Lait de chaux et/ou d'hydroxyde de magnesium.
JPH06206741A (ja) * 1992-10-20 1994-07-26 Rohm & Haas Co 安定なライムスラリー
GB0014522D0 (en) * 2000-06-15 2000-08-09 Ciba Spec Chem Water Treat Ltd Stabilised calcium hydroxide slurries
US6867165B2 (en) * 2002-09-09 2005-03-15 W. R. Grace & Co. -Conn. Calcium hydroxide absorbent with rheology modifier and process involving same
FR2998195B1 (fr) 2012-11-19 2015-01-16 Coatex Sas Utilisation d'un copolymere hydrosoluble pour preparer une suspension aqueuse de chaux
FR2998194B1 (fr) 2012-11-19 2014-11-21 Coatex Sas Suspension aqueuse de chaux, procede de preparation et utilisations

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58137435A (ja) * 1982-02-10 1983-08-15 Mitsubishi Electric Corp 調合設備
GB2131733B (en) * 1982-12-14 1986-02-12 Ae Plc Constant level slurry tank
FR2622127B1 (fr) * 1987-10-23 1991-03-22 Coatex Sa Agent de broyage de la chaux en vue d'en augmenter la reactivite
US5030286A (en) * 1988-09-22 1991-07-09 Ppg Industries, Inc. High solids aqueous silica slurry

Also Published As

Publication number Publication date
FR2677351B1 (fr) 1995-06-30
ITMI911571A1 (it) 1992-12-07
ITMI911571A0 (it) 1991-06-07
FR2677351A1 (fr) 1992-12-11

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970919