Table 4 Pigment properties of the rutile TiO2-coated barite composite particles.

From: Preparation of TiO2-coated barite composite pigments by the hydrophobic aggregation method and their structure and properties

Samples

Mass ratio of TiO2 (R0)/%

Oil absorption/(g/100 g)

Hiding power/(g/m2)

Relative hiding Power (R)/%

ΔR (R-R0)/%

1

60

11.40

16.61

66.04

6.04

2

60

11.20

15.37

71.37

11.37

3

60

12.56

14.82

74.02

14.02

4

60

14.48

12.08

90.81

30.81

  1. Sample 1 Barite + TiO2, Sample 2 Modified barite + TiO2, Sample 3 Barite + Modified TiO2, and Sample 4 Modified barite + Modified TiO2.
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