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Pigment Green 18 (PG18) is a synthetic organic pigment that belongs to the phthalocyanine family, specifically a copper phthalocyanine green. It's widely used in various applications such as paints, coatings, plastics, inks, and artist's materials due to its vibrant green color and excellent properties like high color strength, durability, and resistance to UV light.
Here are some key details about Pigment Green 18:
Chemical Structure: It's a copper-based phthalocyanine pigment with a structure that consists of a complex of copper and a large phthalocyanine ring. Its molecular structure contributes to its stability and color intensity.
Color: Pigment Green 18 produces a deep, bluish-green color, often described as a rich emerald or teal shade. It is a stable, high-performance pigment.
Properties:
Excellent lightfastness: It is resistant to fading under light exposure.
Good chemical resistance: It performs well in various harsh environments, including exposure to acids, bases, and solvents.
High color strength: It delivers intense color in small amounts.
Non-toxic: It is generally considered safe and non-toxic in its commercial form.
Pigment Green 18 (PG18) is a versatile and high-performance pigment with a variety of applications across different industries. Here are the primary applications of PG18:
Automotive Coatings: PG18 is used in automotive paints, providing a vibrant, durable, and fade-resistant green color. It is often incorporated into premium finishes where color stability is important.
Architectural Paints: In architectural coatings, it offers long-lasting color stability, making it ideal for exterior paints exposed to UV light.
Industrial Coatings: The pigment is used in coatings for metal, machinery, and outdoor equipment, where durability and resistance to harsh weather conditions are required.
Printing Inks: PG18 is widely used in printing inks, especially for high-quality and vibrant green prints on paper, packaging, and textiles. Its excellent color strength and UV resistance make it a preferred choice for applications like magazines, posters, and labels.
Flexographic and Gravure Printing: It is used in flexographic and gravure printing, which are common in packaging and other commercial printing applications, offering high color intensity and stability.
Coloring Plastics: PG18 is used to color plastics, particularly in applications that require high colorfastness, such as plastic bottles, containers, and automotive parts.
Masterbatches: In the plastics industry, it is used in the formulation of masterbatches for coloring a variety of polymer products.
Artist's Paints: It is found in oil paints, acrylics, watercolors, and other artist's paints due to its rich, deep green color and excellent color permanence. It is favored by artists for its vivid hue and stability under light exposure.
Pigment in Pastels: PG18 is also used in pastel products, where its strong color payoff and non-toxicity are beneficial.
Dyes for Fabrics: PG18 is used in textile dyes to achieve vibrant green colors in fabrics. Its resistance to fading and washing makes it suitable for use in clothing, upholstery, and other fabric-based applications.
Cosmetic Pigments: It is sometimes used as a colorant in cosmetics and personal care products, such as eyeshadows, eyeliners, and other makeup items. Its non-toxic nature makes it safe for use in cosmetics.
Toy Coloring: PG18 can be found in toys and other consumer goods that require durable and safe coloring. The pigment’s non-toxicity makes it appropriate for use in children's products.
Concrete and Cement: PG18 is used in concrete and cement coloring, adding a vibrant green shade to these materials for aesthetic purposes in architectural and landscaping applications.
Anti-corrosion Coatings: In some cases, PG18 is used in coatings that are designed to protect metal surfaces from rust and corrosion, providing both color and protection.
Excellent Lightfastness: One of the key benefits of Pigment Green 18 is its outstanding resistance to UV degradation, meaning it doesn't fade easily even when exposed to sunlight.
Chemical Resistance: PG18 shows strong resistance to many chemicals, making it suitable for use in harsh environments.
High Color Strength: Even small amounts of PG18 can produce rich, vivid green tones.
Non-toxic: It is generally considered safe and non-toxic, which makes it suitable for consumer products like cosmetics, toys, and food packaging.
In summary, Pigment Green 18’s stability, durability, and vibrant green color make it a popular choice across a broad spectrum of industries, including coatings, inks, plastics, and art materials.
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