本发明涉及一种经后涂覆改性的珠光颜料，该珠光颜料包括片状基材、在基片上涂覆二氧化钛、以及在二氧化钛表面上再涂覆金属亚磷酸盐和金属氧化物的水合物。
The modified pearlite pigment includes sheet base material, titania painted onto the sheet base, and hydrate of metal phosphite and metal oxide painted onto the surface of titania.
两种处理使石墨鳞片的表面具有均匀分布的亲水性，有利于水合氧化硅在石墨鳞片表面的均匀沉积，从而制备得到性能优异的新型颜料—— 随角异色效应颜料。
The surface of the scale graphite presented evenly-distributed hydrophilicity by using above two treating methods, which was propitious to the deposition of hydrated silicon oxide on the …
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