Fluorescent Brightener 135 CAS 12224-12-3/1041-00-5
Chemical Name: Fluorescent Brightener 135
Synonyms: 2,2′-(1,2-Ethenediyl)bis[5-methylbenzoxazole]; 1,2-Bis(5-methyl-2-benzoxazole)ethylene
CAS No.: 12224-12-3/1041-00-5
Molecular Fomula: C18H14N2O2
Molecular weight: 290.31596
Appearance: yellow powder
Assay: ≥99.0%
Fluorescent Brightener 135 (CAS 12224-12-3/1041-00-5) Ultimate User Guide
Table of Contents
- Product Overview & Specifications
- Technical Parameter Comparison
- Industrial Applications & Functional Mechanisms
- Operational Best Practices
- Case Studies: Successful Implementations
- Client Success Stories
- Request Customized Solutions
Product Specifications
| Parameter | Specification |
|---|---|
| CAS Number | 12224-12-3 / 1041-00-5 |
| Chemical Name | 2,2′-(2,5-Thiophenediyl)bis(5-tert-butylbenzoxazole) |
| Molecular Formula | C₂₆H₂₆N₂O₂S |
| Appearance | Yellow-green crystalline powder |
| Melting Point | 218-223°C |
| Molecular Weight | 430.57 g/mol |
Performance Comparison
| Brand | Purity | Primary Applications | Solubility | Thermal Stability |
|---|---|---|---|---|
| Vivalr OB-1 | ≥99.5% | Engineering Plastics, Automotive Coatings | 0.12g/100ml (DMSO) | Stable ≤300°C |
| Competitor A | 98.0-99.0% | General Plastics | 0.08g/100ml | Stable ≤250°C |
| Competitor B | 97.5-98.5% | Textile Auxiliaries | 0.05g/100ml | Stable ≤220°C |
Industrial Applications
Textile Industry
Enhances whiteness perception in synthetic fibers by 30-40% under UV light exposure. Compatible with PET, nylon, and polyacrylic fibers.
Plastic Manufacturing
0.01-0.05% additive dosage improves initial whiteness by 15-20 points in PVC, polyolefins, and engineering plastics.
Paper Production
Reduces optical brightener consumption by 12-18% in wood-containing paper grades while maintaining ISO brightness ≥92%.
Implementation Scenarios
Case 1: Polyester Fiber Optimization
Dosage: 0.08% by weight
Result: Increased CIELAB whiteness index from 128 to 152 under D65 illumination.
Case 2: PVC Window Profiles
Dosage: 350ppm
Outcome: Achieved ΔE <1.5 after 2000hr QUV testing, meeting EN 12608 standards.
Client Success Stories
Textile Manufacturer: ABC Fibers Co.
Challenge: Yellowing in recycled PET fibers
Solution: 0.05% Fluorescent Brightener 135 masterbatch
Result: 28% reduction in customer returns, achieved AATCC 110 whiteness standard
Automotive Supplier: XYZ Polymer Tech
Challenge: UV-induced discoloration in PP components
Solution: 0.03% additive in color concentrate
Result: Passed SAE J2412 testing protocol, 18-month warranty achieved
Request Technical Consultation
Email: info@vivalr.com
Phone: (86) 15866781826
Submit your material specifications for customized formulation advice.
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