发明授权
US09505933B2 Composite pigments 有权
复合颜料

Composite pigments
摘要:
Composite pigments are provided which comprise a mineral pigment (such as kaolin clay, titanium dioxide, talc, mica or a mixture of two or more of these mineral pigments) and calcium carbonate precipitated in-situ on the surfaces of the particles of the mineral pigment.
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