Production
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Pigment red 53-1
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Optical Brightener 4BK
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Sodium Lauryl Ether Sulfate 70% (SLES AES)
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Solvent Orange 60
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Rutile Titanium Dioxide
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Solvent Yellow 114
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Acid Yellow 36
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Pigment yellow 17
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Pigment red 57-1
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Solvent violet 31
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Optical Brightener BA
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Solvent Red 52
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Solvent Red 111
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Optical Brightener ER-II
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Acid Green
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PET Color Masterbatch
Solvent Green 5
Product Name: Solvent Green 5 / Fluorescent Yellow 8G
Chemical Name: Diisobutyl 3,9-perylenedicarboxylate
Color Index: C.I. 61565 / Solvent Green 5
CAS: 2744-50-5 (primary); 79869-59-3 (alternative)
Molecular Formula: C₃₀H₂₈O₄
Formula Weight: 452.54 g/mol
Synonyms: Fluorescent Yellow 8G; Solvent Green 5; C.I. 61565; Diisobutyl 3,9-perylenedicarboxylate; Perylenedicarboxylic acid diisobutyl ester; Fluorol Green Gold; Keyplast FL Yellow Green 7G; Plast Yellow 1001; Transparent Fluorescent Yellow 1101; Oil Green 402
Application:
Engineering Plastics (PS, ABS, PC, PMMA, PET, SAN, AS, Rigid PVC), Polyester & Nylon Fibers, Printing Inks, Paints & Coatings, Fuels & Lubricants (Gasoline, Diesel), Waxes & Candles, Rubber, Wood Stains, Cosmetics (Nail Polish, Shampoos)
Description
marker
1.Product Description
Achieve Brilliant Fluorescent Green Coloration with Solvent Green 5
–The Premium Perylene-Based Dye for Plastics, Fuels, and High-Performance Applications.
Solvent Green 5, designated as C.I. 61565 and widely known as Fluorescent Yellow 8G, is a high-performance perylene-based solvent dye renowned for its unique fluorescent green-yellow hue, exceptional heat resistance, and outstanding lightfastness . This sophisticated dye features a distinctive perylenedicarboxylate molecular structure that delivers superior thermal stability and remarkable fluorescence properties, converting invisible ultraviolet radiation into vibrant visible green light .
What distinguishes Solvent Green 5 from conventional solvent dyes is its exceptional combination of heat resistance, lightfastness, and fluorescent properties. With heat resistance up to 300°C and lightfastness rated 7-8 (on an 8-point scale), this dye maintains its vibrant fluorescent color through demanding injection molding, extrusion, and fiber spinning operations . Its excellent acid and alkali resistance (Grade 5) ensures color stability in aggressive environments .
Key differentiators:
Perylene Chemistry: Provides superior thermal stability and lightfastness compared to azo-based alternatives, with unique fluorescence properties .
Exceptional Heat Resistance: Withstands processing temperatures up to 300°C in PS and PC, suitable for high-temperature engineering plastics .
Brilliant Fluorescent Green-Yellow Shade: Delivers a clean, transparent fluorescent green with yellow undertone; produces strong fluorescence under UV light .
Outstanding Lightfastness: Rated 7-8, ensuring long-lasting color in outdoor and UV-exposed applications .
Excellent Chemical Stability: Acid and alkali resistance rated Grade 5; water resistance Grade 5 .
Broad Polymer Compatibility: Suitable for PS, ABS, PC, PMMA, PET, SAN, AS, and rigid PVC .
2.Product Specifications (Technical Data Sheet)
| Property | Specification | Insight |
| Product Name | Solvent Green 5 (C.I. 61565) | Premium perylene-based fluorescent dye |
| Appearance | Yellow to orange-yellow to dark olive green uniform powder | Free-flowing, fine powder; appears fluorescent green after use |
| CAS No. | 2744-50-5 (primary); 79869-59-3 (alternative) | Verified chemical registry numbers |
| EINECS/EC No. | 220-379-8 | Listed in European inventory |
| MDL Number | MFCD00191681 | |
| Molecular Formula | C₃₀H₂₈O₄ | Perylenetetracarboxylic acid derivative |
| Formula Weight | 452.54 g/mol | Precise molecular mass |
| Solubility | Insoluble in water; slightly soluble in toluene; soluble in organic solvents (benzene, xylene, DMF, oils, waxes) | Hydrophobic nature; excellent solubility in non-polar systems |
| Density | 1.40 g/cm³ | Good handling characteristics |
| Bulk Density | 0.56 - 1.45 g/cm³ | Varies by grade and formulation |
| Ionic Style | Non-ionic / Solvent Dye | Compatible with various polymer systems |
| Color Shade | Fluorescent green with yellow undertone | Transparent, brilliant fluorescent hue |
| Tinting Strength | 100-105% (vs. standard) | High color strength with consistent performance |
| Purity | ≥ 99% | High purity ensures consistent batch-to-batch performance |
| Melting Point | 205-210°C | Good thermal stability for processing |
| Boiling Point | 614.3 ± 28.0 °C (predicted) | High thermal stability |
| Heat Resistance (PS) | 300°C (transparent); 280°C (opaque with TiO₂) | Exceptional thermal stability |
| Lightfastness | Grade 7-8 (1-8 scale) | Outstanding UV resistance |
| Acid Resistance | Grade 5 | Excellent resistance to 5% HCl |
| Alkali Resistance | Grade 5 | Outstanding resistance to 5% NaOH |
| Water Resistance | Grade 5 | Excellent resistance to water migration |
| Migration Resistance | Grade 3-4 | Good resistance to bleeding |
| Moisture Content | ≤ 0.5% | Low moisture ensures stability |
| Ash Content | ≤ 0.5% | High purity with minimal inorganic residues |
| Residue on 80 Mesh | ≤ 5.0% | Fine particle size for uniform dispersion |
| Total Heavy Metals | ≤ 50 ppm | Compliant with international standards |
| Storage Conditions | Store in cool, dry, ventilated warehouse; keep containers tightly sealed; protect from light | Shelf life: 3-5 years under proper storage |
| Packing | 25 kg fiber drums / cardboard cartons with PE inner liner; custom sizes available | Secure, moisture-proof packaging |
| Application | PS, ABS, PC, PMMA, PET, SAN, AS, RPVC, PA, polyester fibers, inks, coatings, fuels, waxes, cosmetics | Versatile across multiple industries |
3.Product Application
Engineering Plastics & Thermoplastics – Primary Application:
Solvent Green 5 is the preferred colorant for high-performance engineering plastics, delivering exceptional heat stability and brilliant fluorescent coloration across a wide range of polymers.
Polyester & Nylon Fibers:
Solvent Green 5 is widely used in synthetic fiber coloration:
Dope Dyeing / Spin Dyeing: Added during fiber spinning for permanent, wash-fast coloration of filaments and fibers
Textile Applications: Provides uniform green color for clothing and industrial textiles; resists fading
Nylon & Polyester: Suitable for both fiber types with excellent durability
Fuels, Lubricants & Hydrocarbons:
Solvent Green 5 is the preferred marker dye for petroleum products :
Gasoline & Diesel: Used as a fuel marker for tax compliance and brand identification
Lubricants & Oils: Colors industrial and automotive lubricants
Oil Spill Detection: Fluorescent properties aid in leak detection and environmental monitoring.
Printing Inks & Coatings:
Solvent Green 5 is highly recommended for printing ink and coating applications :
Gravure & Flexographic Inks: Provides fluorescent green coloration for high-end packaging and printed circuit boards
Industrial Coatings: Used in solvent-based industrial and automotive coatings for lasting green effect
Wood Stains: Provides transparent fluorescent coloration that enhances wood grain
Waxes, Candles & Rubber:
The dye's excellent solubility in non-polar matrices makes it ideal for wax applications :
Candles: Provides uniform, fluorescent coloration throughout the wax matrix
Paraffin Waxes: Colors industrial and decorative wax products
Rubber: Suitable for natural and synthetic rubber compounds.
4.Our advantage:
1) Provide free samples for testing or comparing the effect difference and cost performance.
2) Fast response speed, customers' questions at any time will be responded to in two hours.
3) Fast delivery: the fastest delivery can be made on the same day.
4)Different packaging solutions: provide various packaging options according to customer requirements.
5)Technical guidance: provide improved whitening and coloring formulas and guidance according to customer production materials.
6) Sample retention or sample mailing before bulk delivery.
7) Providing certificationes, such as Reach certification.
8) Different payment methods: TT LC, etc.
9) Providing door-to-door DDP service.
5.Packing information:
Usually is 25Kg/cardboard drum or paper box or bag with inner double PE liner Or provide customized packaging according to customer requirements
Contact Us
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