This color contains the following pigments:
Benzimidazolone Yellow is a pigment with dull tints and an average drying time.
Benzimidazolone Yellow has excellent lightfastness.
Benzimidazolone Yellow is not considered toxic.
The benzimidazolone group of pigments was developed and patented in 1960 by Hoechst A.G., a German chemical manufacturer that was a forerunner of the pharmaceutical company Aventis.
Isoindolinone Yellow is a high performance pigment of excellent brightness and an average drying time.
Isoindolinone Yellow has excellent lightfastness.
Isoindolinone Yellow is not considered toxic.
The first isoindoline pigments were patented in 1946, and commercial production of pigments in this group began in the 1960s. Several isoindoline yellow pigments are available.