Main > PIGMENT > Light Interference Pigments > Co.: CH. C > Patent > Claims Etc > Claim 1: Effect Pigment Prepn. Core > Metallic Material Reflectivity=40- > 80% Dielectric Layer of Metal Oxide > a) Hydrolyzing Fe Compd Etc in

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a) Hydrolyzing Fe Compd Etc in's subsections
Aqueous Medium; pH=1-4 so that

a) Hydrolyzing Fe Compd Etc in's products
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