Special measurement techniques, sample preparation, and attention to detail are prerequisites for the measurement of high-gloss, deep-black coatings. In this article, one company explores which measurement geometry is best suited for each range of color depths.
If these specifications are followed, replicable measurements of deep-black coatings are possible and information about the blackness/jetness MY and undertone dM can be obtained.
To overcome the drawbacks of powdered carbon blacks, Orion Engineered Carbons is developing carbon black-based pigment preparations that facilitate, and in many cases eliminate, the dispersion step.
