Solvent Red 52 CAS 81-39-0

Chemical Name: Solvent Red 52
Synonyms: Amarsol Red 5B; Polysolve Red 52; Transparent Red H5B
CAS No.: 81-39-0
Molecular Fomula: C24H18N2O2
Molecular weight: 366.41
Appearance: Dark red to black powder
Assay: 99%

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Solvent Red 52 (CAS 81-39-0) Comprehensive Guide

Contents

1. Product Overview & Specifications

Chemical Name Solvent Red 52
CAS Number 81-39-0
Molecular Formula C24H20N4O2
Appearance Red crystalline powder
Solubility Excellent in organic solvents (Ethanol, Acetone, Toluene)
Industry Applications Inks (70%), Plastics (15%), Coatings (10%), Others (5%)
Packaging 25kg fiber drums or customized packaging
Storage Keep in cool, dry place below 30°C

2. Comparative Parameter Analysis

Parameter Solvent Red 52 Solvent Red 24 Solvent Red 111
Light Fastness 7-8 (ISO 105-B02) 6-7 8
Solvent Compatibility Wide range Limited to polar solvents Non-polar solvents
Thermal Stability Stable up to 200°C 180°C 220°C
Typical Applications Flexographic inks, PVC Wood stains Automotive coatings

3. Industrial Applications

3.1 Printing Inks Manufacturing

Primary use in flexographic and gravure printing inks for packaging materials, demonstrating exceptional color strength (95-105% standard) and rheological stability.

3.2 Plastic Coloring

Effective for PVC (0.05-0.2% loading), polystyrene (0.1-0.3%), and acrylic resins with minimal migration risk (≤0.01 mg/dm²).

3.3 Industrial Coatings

Used in automotive refinish coatings showing excellent weatherability (500h QUV test) and chemical resistance.

4. Usage Guidelines

4.1 Recommended Formulations

Application Concentration Solvent System
Flexographic Ink 2.5-3.5% Ethanol/Ethyl Acetate (70/30)
PVC Coloring 0.08-0.12% DOP Plasticizer

4.2 Safety Handling

Use NIOSH-approved respirators (N95) when handling powder form. Maintain workplace concentration below 5mg/m³ (OSHA PEL).

5. Client Case Studies

Case 1: InkMaster Printers Ltd.

Challenge: Achieve Pantone 185C match in alcohol-based inks
Solution: 3.2% Solvent Red 52 + modifier cocktail
Result: ΔE <1.0, 18% reduction in pigment usage

Case 2: PolyTech Industries

Challenge: Color stabilization in PVC window profiles
Solution: 0.1% masterbatch formulation
Result: Maintained ΔE <2.0 after 2000h xenon exposure

Case 3: LuxeBeauty Cosmetics

Challenge: Non-toxic nail polish coloration
Solution: 0.8% concentration in ethyl acetate base
Result: Passed EU Cosmetic Regulation 1223/2009

6. Inquiry & Technical Support

Contact our dye specialists for:

  • Custom formulation development
  • Batch analysis reports
  • Regulatory compliance documentation

Email: info@vivalr.com
Tel: (86) 15866781826

Request quotation with:
1. Target application
2. Required quantity
3. Technical specifications

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