Optical Brightener 127 Pure Powder (FP-127)
Optical Brightener FP-127
Whitening Agent| FP-127
Basic Specifications
| Product Name | Optical Brightener 127 Pure Powder (FP-127) |
| English Name | Optical Brightener FP-127 |
| CAS Registry Number | 40470-68-6 |
| C.I. Number | Fluorescent Brightener 378 / C.I. 378 |
| Molecular formula | C₃₀H₂₆O₂ |
| Molecular Weight | 418.53 |
| Product Categories | Whitening Agent |
| Product Line | FP-127 |
| Hue | Blu-ray |
| Appearance | Pale yellow crystalline powder |
| Density | Approx. 1.13 g/cm³ |
Product Features
- Brightens and intensifies vividly — Blue fluorescence, high whiteness, pure color tone
- Minimal dosage — only 0.0001-0.001% transparent PVC needed for high whitening strength.
- Excellent heat resistance — thermal stability exceeds 300°C, meeting plastic processing temperature requirements.
- Fade-resistant — stays bright over time without yellowing or fading.
- Excellent compatibility — compatible with multiple plastics without affecting product performance
- Wide Compatibility — Works with PVC, PS, ABS, PP, polyester, and more
Application Areas
Plastic Brightening — PVC (flexible/rigid), PS, ABS, PP, PMMA, etc.Synthetic Leather — Whitening and Brightening for Synthetic LeatherFootwear Materials — PVC Whitening for Sneaker SolesCoatings & Inks — Enhance whiteness and brightness while reducing titanium dioxide usageSynthetic fibers — Whitening for synthetic fibers such as polyester
App Data
| Applicable Systems | Recommendation | Behavior Description |
|---|---|---|
| PVC (Soft/Hard) | ✅ Recommended | Whitening 0.01-0.05%, Transparency 0.0001-0.001%; Brighter and Whiter |
| PS | ✅ Recommended | Whitens by approximately 0.001%, transparency by 0.0001-0.001%: enhances whiteness and brightness. |
| ABS | ✅ Recommended | Dosage: 0.01-0.05%; whitening effect on finished products |
| PP | ✅ Recommended | Dosage: 0.01-0.05%; whitening effect on finished products |
| PMMA | ✅ Recommended | Usage: 0.01-0.05%; whitening for transparent products |
| Synthetic leather | ✅ Recommended | Dosage: 0.01-0.05%; Brightens and enhances color. |
| PET chip | ✅ Recommended | Usage: 0.01-0.05%; Slice whitening |
| Coatings and Inks | ✅ Recommended | Usage: 0.01-0.05%; reduce titanium dioxide dosage to enhance whiteness. |
Notes
- Please test with a sample first to confirm the optimal dosage and heat resistance conditions.
- The powder color chart may differ from the final product color. Please refer to the actual colored result.
- Evaluate weather resistance for long-term outdoor exposure.
- Use in very small amounts; ensure thorough mixing. Adjust dosage when used with UV absorbers.
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