Difference between Phthalocyanine Blue and Ultramarine Blue?
What is the difference in color and performance between phthalocyanine blue and ultramarine blue?
The difference between the two mainly depends on the following aspects:
From the color aspect
Phthalocyanine blue is dark blue and ultramarine for pigment blue is light blue. There are 3 hues of phthalocyanine blue, red phase, purple phase and green phase. Ultramarine blue has only 1 hue in general - red phase. The difference of hue has a great influence on the effect of the actual use of these 2 kinds of blue color powder.
From the category of pigments
Phthalocyan blue belongs to the organic pigment system of phthalocyanine pigments. Ultramarine for pigment blue is a blue pigment in the inorganic pigment system. Therefore, phthalocyanine blue does not contain heavy metals and ultramarine blue contains traces of heavy metals. However, ultramarine blue is different from other inorganic blue pigments, such as iron blue, it contains very little heavy metals and is a non-toxic inorganic blue pigment.
In terms of pigment properties
The coloring power of phthalocyanine blue is strong, but the light and weather resistance properties are not as good as ultramarine blue. Ultramarine blue has strong covering power and good resistance, but the coloring power is not as good as phthalo blue. The performance of ultramarine blue has to be mentioned is to raise the white, used in yellow products, it can effectively remove the yellow light in yellow products and make them whiter.
In terms of the use of pigments
Phthalocyanine blue is usually used in inks and plastics, but also in paints and lacquers. Ultramarine for pigment blue is mostly used in all kinds of paints and plastics, as well as daily chemical products, such as laundry detergent, laundry soap and laundry powder.
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