Optical Brightener PF
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Description
| Item | Specification |
| Main Component | 1,2-Bis (5-methyl-2-benzoxazolyl) ethene |
| Appearance | Pale yellow crystalline powder |
| Melting Point | 188-189 degree C |
| Assay | >98.5% |
| Fineness | >100 mesh |
1. Basic Parameters
C.I.135; CAS: 12224-12-3.
Chemical name: 1,2-Bis(5-methyl-2-benzoxazolyl)ethylene.
Molecular formula: C18H14N2O2.
Molecular weight: 290.
Implementation standard: Q/LQH009-2003.
Structure:
2. Product Parameters
| Item | Indicator |
| Appearance | Pale yellow powder |
| Content | ≥ 98.5% |
| Melting point | 188-189 degree C |
| Ash content | ≤ 0.5% |
| Volatile matter | ≤ 0.5% |
3. Properties & Characteristics
- Good fluorescence intensity and high whiteness.
- Good thermal stability, does not decompose at high temperatures above 250 degree C.
- Good light resistance and not easy to turn yellow.
- Excellent dispersibility and easily mixed evenly with plastics.
4. Usage Method
Used for polyester, acetate fiber, nylon, polyester-cotton blended fabrics and PVC, PS, ABS, PE, polyacrylate, polyester film, etc. Recommended dosage: 0.03-0.1%.
5. Packaging & Storage
Packaging: packed in 10kg or 25kg cardboard boxes or barrels. Can be customized according to customer needs.
Storage: store in a cool, dry place away from light. Shelf life is two years.
Lead Time Estimator
Enter your order quantity to get an instant estimate of production and shipping time.
预计总交货期–~–
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This estimate is for reference only and does not constitute a contractual commitment. Actual lead time depends on order details, material availability, production schedule, customs clearance and carrier capacity. Please contact us for a confirmed delivery date.
