Pigment Information
This color contains the following pigments:
PY83-Diarylide Yellow 83
PO43-Perinone Orange
Pigment Name
PY83-Diarylide Yellow 83
Pigment Type
organic, disazo
Chemical Formula
C36H32Cl4N6O8
Properties
Diarylide Yellow is a semi-opaque, moderately staining, intense deep reddish yellow pigment with good tinting strength.
Permanence
Diarylide Yellow 83 has very good lightfastness and permanence. However, it can fade in tints, so some artists do not consider it suitable as an artists' color. Many other diarylide yellow pigments are reported to have fair to poor lightfastness, and some are completely fugitive. Diarylide Yellow 83 is reputed to be one of the most permanent of the entire group.
Toxicity
Diarylide Yellow has no significant acute hazards, but chronic hazards have not been well studied.
History
Diarylide Yellow comes from a family of azo pigments called Diarylide. These yellow hued pigments were developed around 1940 and are very important in printing inks.
Pigment Name
PO43-Perinone Orange
Pigment Type
vat, anthraquinone
Chemical Formula
C26H12N4O2
Properties
Perinone Orange is a strong, clean, reddish orange pigment classified as a vat pigment. It has an average drying time.
Permanence
Perinone Orange has excellent lightfastness and weatherfastness.
Toxicity
Perinone Orange is not considered toxic.
History
Perinone orange is often used in plastics and vinyls, automotive finishes, and printing inks. Its high cost limits its application to products for which superior lightfastness and weather resistance is essential. In textiles, it is used in synthetic fabrics that must survive in harsh conditions, such as tents and awnings.
