Fluorescent Brightener 367 / Optical Brightener KCB (CAS 5089-22-5): Comprehensive User Guide
Table of Contents
- 1. Product Overview & Key Specifications
- 2. Applications & Industry Uses
- 3. Performance Comparison with Competing Products
- 4. Implementation Case Studies
- 5. Verified Customer Success Stories
- 6. Technical Consultation & Ordering
1. Product Overview & Key Specifications
Fluorescent Brightener 367 (Optical Brightener KCB), CAS 5089-22-5, is a high-performance stilbene-based optical brightening agent (OBA) engineered for superior whitening and brightness enhancement across multiple substrates.
Technical Parameters:
| Parameter | Specification |
|---|---|
| Chemical Class | Bis-(triazinylamino)-stilbene disulfonic acid |
| Appearance | Yellow-green crystalline powder |
| Solubility | Water-soluble (≥95% at 25°C) |
| pH Stability | 2.5-12.0 |
| Thermal Stability | Stable up to 220°C |
2. Applications & Industry Uses
Primary Functional Applications:
- Plastics Manufacturing: Polyethylene, PVC, and engineering plastics whitening
- Textile Processing: Cotton, nylon, and blended fabric brightening
- Paper Coating: High-grade printing paper and packaging materials
- Detergent Formulations: Laundry brighteners with UV resistance
3. Performance Comparison
| Parameter | OB KCB | OB-1 | KSN |
|---|---|---|---|
| Whiteness Index (CIE) | 158 | 142 | 135 |
| UV Resistance (500hrs) | 92% retention | 85% retention | 78% retention |
| Recommended Loading | 0.01-0.05% | 0.03-0.08% | 0.05-0.1% |
4. Implementation Case Studies
Case 1: PVC Sheet Manufacturing
Challenge: Yellowing in outdoor PVC signage
Solution: 0.03% OB KCB masterbatch incorporation
Result: 40% whiteness improvement with 18-month color stability
Case 2: Synthetic Fiber Production
Challenge: Dull appearance in recycled polyester fibers
Solution: 0.02% OB KCB in spin finish
Result: Achieved virgin-grade whiteness at 30% cost reduction
5. Verified Customer Success Stories
ABC Plastics Co., Ltd. (Guangdong, China)
Application: Injection-molded PP containers
Implementation: 0.04% OB KCB in polymer matrix
Metrics: 35% reduction in customer returns for discoloration
Global Textile Innovations Inc. (Texas, USA)
Application: Nylon-based athletic wear
Implementation: Pad-bath application at 2g/L concentration
Metrics: 50% improvement in UV stability test results
6. Technical Consultation & Ordering
For formulation assistance or bulk pricing:
Email: info@vivalr.com
Tel: (86) 15866781826
Request SDS, technical data sheets, or sample quantities through our 24-hour response service.
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