Solvent Green 5

High-purity solvent dye for organic systems — vivid green shades with excellent solubility, colorfastness and compatibility.

TRADE NAME:

Fluorescent Yellow 8G,AP Green 5,Oil Fluorescent Yellow,Fluorol Green Golden 084,Kenawax Gluorescent Yellow FGGP,Keyplast Fluorescent Yellow Green 7G,Thermoplast F Yellow 084

What Are the Core Characteristics and Advantages of Solvent Green 5?

Solvent Green 5, also known as Fluorescent Yellow 8GF, boasts outstanding performance due to its unique perylene chemical structure, with key advantages as follows:

• ‍Vibrant and Stable Fluorescent Color: It exhibits saturated, bright yellow-green fluorescence with strong coloring power. Its color shade remains stable within the green-yellow fluorescent range, creating striking visual effects on various substrates <superscript:7.
• Excellent Heat Resistance: It demonstrates remarkable thermal stability, withstanding processing temperatures up to 300-320°C. Its melting point ranges from 210°C to 245°C, and sublimation point is approximately 340°C, making it suitable for high-temperature molding of engineering plastics <superscript:7.
• Superior Durability: In polystyrene substrates, its light fastness reaches 5-8 grades (tested in accordance with GB/T 8427—2008 <superscript:3), and weather fastness is 4 grades, ensuring minimal color fading under long-term light exposure. It also has good chemical stability, resisting degradation in common chemical environments <superscript:7.
• Strong Migration Resistance: With a migration resistance rating of 4-5 grades, it effectively prevents color bleeding and cross-contamination in multi-material composite systems <superscript:7.
• Favorable Solubility and Compatibility: Insoluble in water but highly soluble in organic solvents—18.9 g/L in dichloromethane and 3.92 g/L in toluene at 20°C. It shows excellent compatibility with most synthetic resins and oily systems, facilitating uniform dispersion <superscript:7.‍

Applications

Solvent Green 5 is widely used in:

• Solvent-based printing inks (flexo, gravure, offset)
• Automotive & industrial coatings
• Plastics: ABS, PS, PVC, PP (via carrier/resin dispersions)
• Rubber and leather coloring
• Color masterbatches and custom color concentrates

What Are the Specific Applications of Solvent Green 5?

Leveraging its comprehensive performance, Solvent Green 5 is widely applied in multiple industrial fields:

Plastic Coloring: 

Suitable for coloring various plastics, including polystyrene (PS), high-impact polystyrene (HIPS), polypropylene (PP), rigid polyvinyl chloride (RPVC), ABS, nylon (PA), polymethyl methacrylate (PMMA), polycarbonate (PC), and polyethylene terephthalate (PET). It is particularly recommended for engineering plastics due to its excellent heat resistance <superscript:7.

Fiber Coloring: 

Used in the dope dyeing of synthetic fibers (e.g., polyester), ensuring consistent color throughout the fiber structure <superscript:7.

Coatings and Paints: 

Applied in alkyd paints, amino paints, automotive coatings, water-based paints, and powder coatings, maintaining color stability during high-temperature curing and outdoor exposure <superscript:7.

Ink Industry: 

Utilized in offset inks, water-based inks, and printing inks, contributing to bright coloration and clear patterns thanks to its high coloring strength and solubility <superscript:7.

Rubber and Leather: 

Employed for coloring rubber products, synthetic leather, and natural leather, withstanding processing conditions and ensuring long-term color retention <superscript:7.

Special Fields: 

Used for coloring industrial oils, fluorescent detection in metal non-destructive testing, and special fluorescent marking <superscript:7.

Technical Specifications

• ‍CAS NO: 79869-59-3
• CI.NO: 59075
• Chemical Family: Bei sereis
• Molecular Formula: C30H28O4
• Molecular Weight: 452.54
• Shade: yellow powder.‍

Package

20 or 25kg/compound bag, carton box, iron drum, fiber durm for powder dye and 1000kg/tank for liquid dye.