FI46249C - Menetelmä ceriumoksidin valkoisuuden parantamiseksi - Google Patents

Menetelmä ceriumoksidin valkoisuuden parantamiseksi

Info

Publication number
FI46249C
FI46249C FI702529A FI252970A FI46249C FI 46249 C FI46249 C FI 46249C FI 702529 A FI702529 A FI 702529A FI 252970 A FI252970 A FI 252970A FI 46249 C FI46249 C FI 46249C
Authority
FI
Finland
Prior art keywords
ceria
whiteness
improving
Prior art date
Application number
FI702529A
Other languages
English (en)
Swedish (sv)
Other versions
FI46249B (fi
Inventor
Sarkkinen
Original Assignee
Kemira Oy
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 Kemira Oy filed Critical Kemira Oy
Priority to FI702529A priority Critical patent/FI46249C/fi
Priority to DE2145820A priority patent/DE2145820C3/de
Priority to GB4284171A priority patent/GB1338919A/en
Priority to NO03414/71A priority patent/NO129400B/no
Priority to NL7112704A priority patent/NL7112704A/xx
Application granted granted Critical
Publication of FI46249B publication Critical patent/FI46249B/fi
Publication of FI46249C publication Critical patent/FI46249C/fi

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
    • C01F17/00—Compounds of rare earth metals
    • C01F17/20—Compounds containing only rare earth metals as the metal element
    • C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
    • C01F17/224—Oxides or hydroxides of lanthanides
    • C01F17/235—Cerium oxides or hydroxides
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
FI702529A 1970-09-15 1970-09-15 Menetelmä ceriumoksidin valkoisuuden parantamiseksi FI46249C (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI702529A FI46249C (fi) 1970-09-15 1970-09-15 Menetelmä ceriumoksidin valkoisuuden parantamiseksi
DE2145820A DE2145820C3 (de) 1970-09-15 1971-09-14 Verfahren zur Steigerung des WeiBgrades von Ceroxid
GB4284171A GB1338919A (en) 1970-09-15 1971-09-14 Process for the whiteness of cerium oxide
NO03414/71A NO129400B (fi) 1970-09-15 1971-09-14
NL7112704A NL7112704A (fi) 1970-09-15 1971-09-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI702529A FI46249C (fi) 1970-09-15 1970-09-15 Menetelmä ceriumoksidin valkoisuuden parantamiseksi

Publications (2)

Publication Number Publication Date
FI46249B FI46249B (fi) 1972-10-31
FI46249C true FI46249C (fi) 1973-02-12

Family

ID=8507237

Family Applications (1)

Application Number Title Priority Date Filing Date
FI702529A FI46249C (fi) 1970-09-15 1970-09-15 Menetelmä ceriumoksidin valkoisuuden parantamiseksi

Country Status (5)

Country Link
DE (1) DE2145820C3 (fi)
FI (1) FI46249C (fi)
GB (1) GB1338919A (fi)
NL (1) NL7112704A (fi)
NO (1) NO129400B (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2472601A1 (fr) * 1979-12-27 1981-07-03 Rhone Poulenc Ind Procede de fabrication de compositions de polissage a base de cerium
FR2545830B1 (fr) * 1983-05-13 1986-01-03 Rhone Poulenc Spec Chim Nouvelle composition de polissage a base de cerium et son procede de fabrication
FR2661674B1 (fr) * 1990-05-04 1994-04-08 Rhone Poulenc Chimie Procede de fabrication d'oxalates doubles de terres rares, et d'ammonium et leurs utilisations pour la fabrication d'oxydes de terres rares, oxalates doubles et oxydes obtenus.

Also Published As

Publication number Publication date
FI46249B (fi) 1972-10-31
NL7112704A (fi) 1972-03-17
DE2145820C3 (de) 1975-04-17
GB1338919A (en) 1973-11-28
DE2145820B2 (de) 1974-08-15
NO129400B (fi) 1974-04-08
DE2145820A1 (de) 1972-03-16

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