FR2118348A5 - White pigment contg calcium carbonate - for use in paper mfr - Google Patents

White pigment contg calcium carbonate - for use in paper mfr

Info

Publication number
FR2118348A5
FR2118348A5 FR7045751A FR7045751A FR2118348A5 FR 2118348 A5 FR2118348 A5 FR 2118348A5 FR 7045751 A FR7045751 A FR 7045751A FR 7045751 A FR7045751 A FR 7045751A FR 2118348 A5 FR2118348 A5 FR 2118348A5
Authority
FR
France
Prior art keywords
white pigment
calcium carbonate
mfr
paper
paper mfr
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.)
Expired
Application number
FR7045751A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Omya SAS
Original Assignee
Omya SAS
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 Omya SAS filed Critical Omya SAS
Priority to FR7045751A priority Critical patent/FR2118348A5/en
Application granted granted Critical
Publication of FR2118348A5 publication Critical patent/FR2118348A5/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

White pigment for paper mfr. and the print industry, comprises >=90 wt.% of particles 2 mu of 20-80 pbw calcite per 100 pbw particles chalk, the two components being ground together in aq. suspension in a microball grinder using microballs of glass or siliquartyte.
FR7045751A 1970-12-18 1970-12-18 White pigment contg calcium carbonate - for use in paper mfr Expired FR2118348A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7045751A FR2118348A5 (en) 1970-12-18 1970-12-18 White pigment contg calcium carbonate - for use in paper mfr

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7045751A FR2118348A5 (en) 1970-12-18 1970-12-18 White pigment contg calcium carbonate - for use in paper mfr

Publications (1)

Publication Number Publication Date
FR2118348A5 true FR2118348A5 (en) 1972-07-28

Family

ID=9066026

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7045751A Expired FR2118348A5 (en) 1970-12-18 1970-12-18 White pigment contg calcium carbonate - for use in paper mfr

Country Status (1)

Country Link
FR (1) FR2118348A5 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2440436A1 (en) * 1978-10-30 1980-05-30 Omya Sa PROCESS FOR COATING PAPER WITH NATURAL CALCIUM CARBONATE AS A SINGLE PIGMENT
EP0027996A1 (en) * 1979-10-29 1981-05-06 Plüss-Staufer AG Process for manufacturing mineral fillers by wet grinding
FR2468688A1 (en) * 1979-10-29 1981-05-08 Omya Sa Paper coating compsn. contg. calcium carbonate - as sole pigment, at high concn. producing rapid drying
EP0595723A1 (en) * 1992-10-29 1994-05-04 PROVENCALE S.A. (Société Anonyme) Process for manufacturing pigmentary fillers on mineral basis, thus obtained pigmentary fillers and their uses
WO2002081398A3 (en) * 2001-04-05 2002-12-12 Petracem Srl Additives for building industry obtained from by-products and process for their production

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2440436A1 (en) * 1978-10-30 1980-05-30 Omya Sa PROCESS FOR COATING PAPER WITH NATURAL CALCIUM CARBONATE AS A SINGLE PIGMENT
EP0027996A1 (en) * 1979-10-29 1981-05-06 Plüss-Staufer AG Process for manufacturing mineral fillers by wet grinding
FR2468688A1 (en) * 1979-10-29 1981-05-08 Omya Sa Paper coating compsn. contg. calcium carbonate - as sole pigment, at high concn. producing rapid drying
EP0595723A1 (en) * 1992-10-29 1994-05-04 PROVENCALE S.A. (Société Anonyme) Process for manufacturing pigmentary fillers on mineral basis, thus obtained pigmentary fillers and their uses
FR2697529A1 (en) * 1992-10-29 1994-05-06 Provencale Sa Process for preparing mineral-based pigment fillers, pigment fillers obtained by said process and their uses
WO2002081398A3 (en) * 2001-04-05 2002-12-12 Petracem Srl Additives for building industry obtained from by-products and process for their production

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Legal Events

Date Code Title Description
ST Notification of lapse