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High-Purity 0.8-1.1um Cerium Oxide Polishing Powder for Liquid Crystal Conductive Glass

Cerium Oxide Polishing Powder

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High-Purity 0.8-1.1um Cerium Oxide Polishing Powder for Liquid Crystal Conductive Glass

Cerium oxide is an inorganic substance with a chemical formula of CeO2, a light yellow or yellowish brown auxiliary powder. Density 7.13g/cm3, melting point 2397ºC, insoluble in water and alkali, slightly soluble in acid. At a temperature of 2000 °C and a pressure of 15MPa, cerium oxide can be obtained by reducing cerium oxide with hydrogen. When the temperature is free at 2000 °C and the pressure is free at 5MPa, the cerium oxide is yellowish, slightly reddish, and pink. Its performance It is used as polishing material, catalyst, catalyst carrier (auxiliary), ultraviolet absorber, fuel cell electrolyte, automobile exhaust gas absorber, electronic ceramics, etc.

  • English name ceric dioxide
  • CAS number 1306-38-3
  • Molecular formula CeO2
  • Molecular weight 172.11500

Product parameter

English name  ceric dioxide
English alias  Cerium Dioxide; Ceric oxide; Cerium oxide;
CAS number  1306-38-3
Molecular formula  CeO2
Molecular weight  172.11500
Exact mass  171.89500
PSA  34.14000

oxidizing agent. Catalysts for organic reactions. Iron and steel analysis as a rare earth metal standard. Redox titration analysis. Decolorized glass. Glass enamel sunscreen. Heat resistant alloy.
It can be used as an additive in the glass industry, as a grinding material for plate glass, and can also be used in cosmetics to play an anti-ultraviolet role. It has been expanded to the grinding of spectacle glass, optical lenses, and picture tubes, and plays the role of decolorization, clarification, and absorption of ultraviolet rays and electron rays of glass.

Products Name

Cerium Oxide

CeO2/TREO (% min.)

99.999

99.99

99.9

99

TREO (% min.)

99

99

99

99

Loss on ignition (% max.)

1

1

1

1

Rare Earth Impurities

ppm max.

ppm max.

% max.

% max.

La2O3/TREO

2

50

0.1

0.5

Pr6O11/TREO

2

50

0.1

0.5

Nd2O3/TREO

2

20

0.05

0.2

Sm2O3/TREO

2

10

0.01

0.05

Y2O3/TREO

2

10

0.01

0.05

Non-Rare Earth Impurities

ppm max.

ppm max.

% max.

% max.

Fe2O3

10

20

0.02

0.03

SiO2

50

100

0.03

0.05

CaO

30

100

0.05

0.05

PbO

5

10

Al2O3

10

NiO

5

CuO

5


Formula  CeO2
CAS No.  1306-38-3
Molecular Weight  172.12
Density  7.22 g/cm3
Melting point  2,400° C
Appearance  Yellow to tan powder
Solubility  Insoluble in water, moderately soluble in strong mineral acids
Stability  Slightly hygroscopic
Multilingual  Cerium Oxide, Oxyde De Cerium, Oxido De Cerio

Application

Polishing materials, catalysts, catalyst carriers (auxiliaries), uv absorbers, fuel cell electrolytes, automobile exhaust absorbers, electronic ceramics, etc.

Cerium Oxide, also called Ceria, is widely applied in glass, ceramics and catalyst manufacturing. In glass industry, it is
considered to be the most efficient glass polishing agent for precision optical polishing. It is also used to decolorize glass by keeping iron in its ferrous state. The ability of Cerium-doped glass to block out ultra violet light is utilized in the
manufacturing of medical glassware and aerospace windows. It is also used to prevent polymers from darkening in sunlight and to suppress discoloration of television glass. It is applied to optical components to improve performance. High purity Ceria are also used in phosphors and dopant to crystal.
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High-Purity 0o4h
High-Purity 0mhn
High-Purity 0sjg