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Electronic Materials - High-Purity Titanium Dioxide

　High-purity titanium dioxide is produced by a gas phase reaction of titanium tetrachloride and oxygen. It is highly pure and has high dispersion.


Uses

Dielectric for MLCC
PTC Thermistor
Dielectric Resonator & Filter
Piezo Electric Element
Pharmaceutical
Food Additives

Typical Data

(1) Grades for Electronic Use

Grade TiO2
%min.		 Al
%max.		 Fe
%max.		 Cl
%max. 		Rutile content
% min.		 Ignition Loss
% max.		 Surface Area
m2/g		 Average Size
µm
HT0100 99.9 0.001 0.001 0.01 90 0.2 1 - 2 <10
HT0210 99.9 0.001 0.001 0.01 90 0.1 2 - 3 2.10 - 2.55
HT0514 99.9 0.001 0.001 0.02 90 - 6 - 7 -
HT1311 99.9 0.001 0.001 0.03 90 - 10 - 15 -
HT1701 99.9 0.001 0.001 0.04 - - 15 - 20 -
HT2301 99.9 0.001 0.001 0.08 - - 20 - 25 -


(2) Grade for Pharmaceutical Additive Use

Grade TiO2
%min.		 Pb
ppm max.		 As2O3
ppm max.		 Water
Soluble
Materials
mg max.		 Ignition Loss
% max.		 Surface Area
Typical data
m2/g
NA61 99.7 10 0.4 0.1 0.22 7-10


(3) Grade for Food Additive Use

Grade TiO2
%min.		 Pb
µg/g max.		 As2O3
µg/g max.		 Water Soluble Materials
% max.		 Ignition Loss
% max.		 Surface Area
Typical data
m2/g		 Hydrochloric
acid
Soluble Materials
% max.
NA61 99.7 10 0.4 0.2 0.3 7-10 0.5


(4) Grades for Glass and Lens Additives Use

Grade TiO2 Al Fe Cl Rutile
Content
% min.		 Ignition Loss
% max.		 Surface Area
m2/g		 Average Size
µm
% min. % max. % max. % max.
HT0100 99.99 0.001 0.001 0.01 90 0.2 1-2 <10


(5) 4N grade

Grade TiO2
% min.		 Al Fe Si Sn As Ni Cr Cu Cl Rutile Content
% min.		 Surface Area
m2/g
ppm max.
HT0270 99.99 1 4 2 1 5 1 1 1 90 90 2-3

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