Optical Brightener OB-1 Fluorescent Whitening Agent for PVC Profiles with 200-202°C Melting Point and <0.15% Volatility
Price:
Negotiable
MOQ:
1 ton
Delivery Time:
Negotiable
Brand:
RUNYE
Product Description
Product Overview
Optical Brightener OB-1 is a high-performance fluorescent whitening agent designed for PVC profiles and various polymer applications. This thiophenediyl benzoxazole class compound delivers exceptional whitening effects with superior light fastness and minimal volatility.
Technical Specifications
| Parameter | Specification |
|---|---|
| Molecular Formula | C₂₆H₂₆SO₂N₂ |
| Assay | 98% minimum |
| Molecular Weight | 430 g/mole |
| Appearance | Slight yellowish powder |
| Melting Point | 200-202°C |
| Volatiles | <0.15% |
| Particle Size | <50 microns (mean) |
| TGA @ 335.9°C | 90% retention |
Key Advantages
- Superior dispersion compared to other optical brighteners
- Enhanced efficiency for cost-effective whitening
- Brilliant bluish-white effects that effectively compensate for yellowing
- Excellent light fastness with minimal volatility (<0.15%)
- Exceptional whitening properties across multiple substrates
- High compatibility with organic substrates and solvents
- Outstanding heat resistance up to 335.9°C
- Effective as a tracer in clear coatings
- Produces bright shades when combined with dyes
Applications & Uses
- Coatings and surface treatments
- Flexible PVC profiles and compounds
- Man-made fibers and textiles
- Plastic manufacturing and processing
- Polyethylene products and films
- Printing inks and specialty coatings
Usage & Storage Information
Recommended Dosage: 0.01% - 0.05%
Packing: 25kg fibre drums
Quantity: Approximately 5.25 metric tons per 20-foot container (without pallets)
Storage: Maintain in cool, dry conditions to preserve product integrity
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Zhengzhou Runye Chemical Co., Ltd
Location
11th floor, Leding Square, Power Plant Road, Zhongyuan District, Zhengzhou, Henan, China