Mijello Mission Gold Watercolor - Gold Brown, 15 ml tube

Pigment Information

This color contains the following pigments:

PY65-Hansa Yellow

PBr25-Benzimidazolone Brown

Pigment Name

PY65-Hansa Yellow

Pigment Type

monoazo

Chemical Formula

C18H18N4O6

Properties

This Hansa Yellow ranges from reddish yellow to greenish yellow with temperature shifts from cool to warm hues. It has good tinting strength and average to slow drying time.

Permanence

This Hansa Yellow has excellent lightfastness, particularly in the darker shades.

History

Hansa Yellows were first made in Germany just before WW1 from a series of synthetic dyestuffs called Pigment Yellow. They were intended to be a synthetic replacement for Cadmium Yellow.

Pigment Name

PBr25-Benzimidazolone Brown

Pigment Type

organic, monoazo benzimidazolone

Properties

Benzimidazolone Brown is a transparent brown pigment that is heavily staining and dark valued but has moderately low tinting strength. According to its manufacturer Clariant, “It is a dark brown, very transparent benzimidazolone pigment with excellent light, weather, and solvent fastness properties plus high heat stability. Recommended for paste inks, solvent and water based packaging gravure, and flexographic printing inks.” Benzimidazolone Brown has been used in watercolor painting, where transparent brown colors have traditionally been mixed from other pigments.

Permanence

Benzimidazolone Brown has excellent lightfastness and weather resistance.

History

Benzimidazolone pigments were developed and patented by Hoechst in 1960, and have gradually come into use as artist pigments.