CH433554A - Verfahren zur Verbesserung des Weissgrades von mineralischen Füllstoffen - Google Patents

Verfahren zur Verbesserung des Weissgrades von mineralischen Füllstoffen

Info

Publication number
CH433554A
CH433554A CH1389064A CH1389064A CH433554A CH 433554 A CH433554 A CH 433554A CH 1389064 A CH1389064 A CH 1389064A CH 1389064 A CH1389064 A CH 1389064A CH 433554 A CH433554 A CH 433554A
Authority
CH
Switzerland
Prior art keywords
whiteness
improving
mineral fillers
fillers
mineral
Prior art date
Application number
CH1389064A
Other languages
English (en)
Inventor
Dieter Dipl Ing Chem Strauch
Original Assignee
Pluss Stauffer Ag
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 Pluss Stauffer Ag filed Critical Pluss Stauffer Ag
Priority to CH1784466A priority Critical patent/CH486548A/de
Publication of CH433554A publication Critical patent/CH433554A/de

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
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/04—Clay; Kaolin
    • C04B33/06—Rendering lime harmless
    • 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
    • C01F11/185—After-treatment, e.g. grinding, purification, conversion of crystal morphology
    • 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
    • C04B33/00—Clay-wares
    • C04B33/30—Drying methods
    • 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
    • C09C1/02—Compounds of alkaline earth metals or magnesium
    • C09C1/021—Calcium carbonates
    • 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
    • C09C1/02—Compounds of alkaline earth metals or magnesium
    • C09C1/021—Calcium carbonates
    • C09C1/022—Treatment with inorganic compounds
    • 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
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/06—Treatment with inorganic 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
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Detergent Compositions (AREA)
  • Removal Of Specific Substances (AREA)
CH1389064A 1963-10-28 1964-10-27 Verfahren zur Verbesserung des Weissgrades von mineralischen Füllstoffen CH433554A (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH1784466A CH486548A (de) 1963-10-28 1964-10-27 Verfahren zur Verbesserung des Weissgrades von mineralischen Füllstoffen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1963P0032866 DE1467470C2 (de) 1963-10-28 1963-10-28 Verbesserung des Weiß grades von Kreide, Calcit oder Dolomit

Publications (1)

Publication Number Publication Date
CH433554A true CH433554A (de) 1967-04-15

Family

ID=7372956

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1389064A CH433554A (de) 1963-10-28 1964-10-27 Verfahren zur Verbesserung des Weissgrades von mineralischen Füllstoffen
CH1784466A CH486548A (de) 1963-10-28 1964-10-27 Verfahren zur Verbesserung des Weissgrades von mineralischen Füllstoffen

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH1784466A CH486548A (de) 1963-10-28 1964-10-27 Verfahren zur Verbesserung des Weissgrades von mineralischen Füllstoffen

Country Status (10)

Country Link
AT (2) AT262471B (de)
BE (1) BE654931A (de)
CH (2) CH433554A (de)
DE (1) DE1467470C2 (de)
DK (1) DK108261C (de)
FI (1) FI42231B (de)
FR (1) FR1420612A (de)
GB (1) GB1069276A (de)
NL (1) NL133420C (de)
SE (1) SE303003B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2943205A1 (de) * 1978-10-30 1980-05-08 Supra Ab Pigmentbehandlungsmethoden

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3659708A (en) * 1968-11-04 1972-05-02 Freeport Sulphur Co Separation of discolorants from clay
US3616900A (en) * 1969-07-09 1971-11-02 Engelhard Min & Chem Method for bleaching gray kaolin clay
FR2446256A1 (fr) * 1979-01-12 1980-08-08 Azote & Prod Chim Procede de purification du gypse chimique
DE3014620A1 (de) * 1980-04-16 1981-10-29 MD Papierfabriken Heinrich Nicolaus GmbH, 8060 Dachau Modifiziertes calciumcarbonat und verfahren zu dessen herstellung
DE3014622A1 (de) * 1980-04-16 1981-10-29 MD Papierfabriken Heinrich Nicolaus GmbH, 8060 Dachau Fuellstoff enthaltende papier fuer schichtpressstoffe
DE3122218A1 (de) * 1981-06-04 1982-12-23 Peroxid-Chemie GmbH, 8023 Höllriegelskreuth Verfahren zum aufhellen von naturkreide
US4793985A (en) * 1982-08-23 1988-12-27 J. M. Huber Corporation Method of producing ultrafine ground calcium carbonate
US4824653A (en) * 1988-09-29 1989-04-25 Franklin Industries, Inc. Method of bleaching limestone
US4935391A (en) * 1989-03-31 1990-06-19 Fmc Corporation Process for preparing a purified mineral coating
SE469475B (sv) * 1990-10-29 1993-07-12 Eka Nobel Ab Saett att bleka partiklar innehaallande kalciumkarbonat

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2943205A1 (de) * 1978-10-30 1980-05-08 Supra Ab Pigmentbehandlungsmethoden

Also Published As

Publication number Publication date
FR1420612A (fr) 1965-12-10
DE1467470A1 (de) 1968-12-19
NL6412530A (de) 1965-04-29
DK108261C (da) 1967-10-30
DE1467470C2 (de) 1974-06-12
AT262471B (de) 1968-06-10
NL133420C (de) 1971-09-15
SE303003B (de) 1968-08-12
GB1069276A (en) 1967-05-17
AT257777B (de) 1967-10-25
CH486548A (de) 1970-02-28
FI42231B (de) 1970-03-02
BE654931A (de) 1965-02-15

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