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Description

Color Swatch

Pigment Info

20026-4541 — Light Orange

Rembrandt, the world's most popular soft pastels,have an unsurpassed purity and intensity. Rembrandt Pastels are made from the best quality, finely ground, pure pigments in an extra-fine kaolin clay binder. They contain no hard bits or sharp edges.

Light Orange

This color contains the following pigments:

PY139—Isoindolinone Yellow
PO43—Perinone Orange

PY139—Isoindolinone Yellow

Pigment Type

organic, azomethine

Chemical Name

n/a

Chemical Formula

C₁₆H₁₉N₅O₆

Properties

Isoindolinone Yellow is a new-generation organic pigment that has a very high tinting strength and average drying time.

Permanence

Isoindolinone Yellow has excellent lightfastness.

Toxicity

Isoindolinone Yellow is not considered toxic.

History

The first isoindolinone pigments were patented in 1946, and commercial production of pigments in this group began in the 1960s. Several isoindolinone yellow pigments are available.

Alternate Names

Isoindoline.

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PO43—Perinone Orange

Pigment Type

vat, anthraquinone

Chemical Name

n/a

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.