Optical Brightening Agent CBS-X Cas 38775-22-3
Chemical Name: Optical Brightening Agent CBS-X
Cas No 38775-22-3
Molecular Fomul C28H22O6S2
Assay:≥98%
Appearance: Yellowish green crystal powder/ granular
Packaging:25 Kg/drum
Sample: available
related documents:
COA of Optical Brightening Agent CBS-X
TDS of Optical Brightening Agent CBS-X
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Optical Brightening Agent CBS-X (CAS 38775-22-3) Comprehensive Guide
Table of Contents
- Product Specifications & Comparative Analysis
- Industrial Applications & Functional Advantages
- Operational Guidelines & Compatibility
- Case Studies: Implementation Scenarios
- Client Success Stories
- Technical Consultation & Quotation
Product Specifications & Comparative Analysis
| Parameter | CBS-X | Conventional OBA |
|---|---|---|
| Chemical Name | 2,2′-(2,5-Thiophenediyl)bis[5-(1,1-dimethylethyl)benzoxazole] | Varied benzoxazole derivatives |
| CAS Number | 38775-22-3 | Dependent on formulation |
| Molecular Formula | C₂₆H₂₆N₂O₂S | Typically C₁₄-₃₀ compounds |
| Effective pH Range | 3.0-11.0 | 5.0-9.0 (standard products) |
| Thermal Stability | ≤300°C | ≤250°C |
| Fluorescence Efficiency | 98.5% | 89-93% |
Industrial Applications & Functional Advantages
Optical Brightening Agent CBS-X demonstrates exceptional performance in multiple sectors:
Textile Enhancement
• Neutralizes yellowish tones in synthetic fibers
• Maintains whiteness index under UV exposure
• Compatible with dyeing auxiliaries
Paper Manufacturing
• Achieves ISO brightness levels ≥95%
• Reduces TiO₂ consumption by 18-22%
• Stable in alkaline papermaking conditions
Polymer Engineering
• Withstands injection molding temperatures
• Prevents polymer degradation
• Complies with FDA 21 CFR 178.3297
Operational Guidelines & Compatibility
| Application | Dosage Range | Processing Parameters |
|---|---|---|
| Cotton Processing | 0.2-0.8% owf | 40-60°C, pH 6-8 |
| Paper Coating | 0.1-0.3% dry weight | Ambient to 80°C |
| Plastic Compounding | 0.05-0.15% w/w | 180-280°C melt temp |
Case Studies: Implementation Scenarios
Textile Mill Optimization (Vietnam)
Challenge: Yellowing in recycled PET fibers
Solution: 0.6% CBS-X in finishing bath
Result: ΔE reduction from 8.3 to 1.2, 23% energy savings
Packaging Paper Upgrade (Thailand)
Challenge: Meeting FSC-certified brightness requirements
Solution: 0.25% CBS-X in coating formulation
Result: Brightness sustained at 94.5 after 6mo UV exposure
Client Success Stories
Guangzhou Synthetic Fibers Co., Ltd.
• Application: Nylon 6.6 yarn production
• Outcome: 19% reduction in optical brightener consumption
• Technical Support: On-site optimization protocol
Mitsubishi HiTec Paper Europe GmbH
• Application: Thermal paper manufacturing
• Outcome: Achieved DIN 6721 compliance
• Sustainability Impact: 15% lower carbon footprint
Technical Consultation & Quotation
Request product samples or technical documentation:
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Tel: (86) 15866781826
Our chemical engineers provide:
1. Customized formulation support
2. Regulatory compliance guidance
3. Cost-benefit analysis reports
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