Solvent Yellow 98 (CAS 12671-74-8) Technical Guide
Table of Contents
- Product Specifications
- Industrial Applications
- Performance Characteristics
- Implementation Case Studies
- Procurement Guidance
Product Specifications
| Parameter | Specification |
|---|---|
| Chemical Name | 2-Octadecyl-1H-benzo[3,4]isothiochromeno[7,8,1-def]isoquinoline-1,3(2H)-dione |
| Molecular Formula | C36H45NO2S |
| Molecular Weight | 555.82 g/mol |
| Appearance | Yellow crystalline powder |
| Purity Grade | Industrial Grade (≥98%) |
| Thermal Stability | Stable up to 250°C |
Comparative Analysis
| Property | Solvent Yellow 98 | Alternatives |
|---|---|---|
| Lightfastness | 7-8 (ISO 105-B02) | 5-6 (Typical solvent dyes) |
| Solubility | 0.5g/L in ethanol | 0.2-0.3g/L (Standard yellow dyes) |
Industrial Applications
Primary Use Cases
- Plastics Coloring: Compatible with PS, ABS, and PVC matrices
- Industrial Coatings: Alkyd resin systems and automotive finishes
- Specialty Inks: Security printing and packaging applications
- Fuel Markers: Hydrocarbon-based identification systems
Technical Advantages
- Maintains chromatic stability under UV exposure
- Low migration characteristics in polymer substrates
- Compatible with multiple solvent systems (ketones, esters, aromatic hydrocarbons)
Performance Characteristics
| Test Parameter | Methodology | Result |
|---|---|---|
| Heat Resistance | ISO 787-21 | 280°C/5min (ΔE<1.5) |
| Migration Resistance | EN 646 | Class A compliance |
Implementation Case Studies
Automotive Components Manufacturer
Challenge: Required color stability for interior plastic parts under dashboard heat conditions
Solution: 0.8% w/w concentration in ABS formulation
Outcome: Maintained ΔE<2 after 1,000hrs @85°C/85%RH
Packaging Material Supplier
Challenge: FDA-compliant food contact materials coloration
Solution: Solvent Yellow 98 in PS food container production
Outcome: Passed 21 CFR 178.3297 compliance testing
Procurement Guidance
Supplier Evaluation Criteria
- Batch-to-batch consistency (ΔE<0.5)
- Documentation completeness (RoHS/REACH)
- Technical support capabilities
Order Specifications
| Packaging | Lead Time | MOQ |
|---|---|---|
| 25kg fiber drums | 2-3 weeks | 50kg |
Contact for Technical Consultation
Email: info@vivalr.com
Phone: (86) 15866781826
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