Optical Brightener ER-II (CAS 13001-38-2) | Stilbene Derivative Whitening Agent for PET Bottles, Films & High-Whiteness Fibers
Product Details
| CAS No.: | 13001-38-2 | Purity: | >98.5% |
|---|---|---|---|
| Classification: | Chemical Auxiliary Agent | Molecular Formula: | C24H16N2 |
| Type: | Optical Brightener, 1-(2-Cyanostyryl)-4-(4-cyanostyryl)benzene | Usage: | Textile Auxiliary Agents |
| State: | Powder | C.I. No.: | 199:1 |
| Appearance: | Green Yellow Powder | M.P.: | 181-192°C |
| Fineness: | >100 Mesh | Uptake Temp.: | ≤ 0.5 (Ref) °C |
| Hazardous Chemical: | No | Packing: | 25 Kg/bag |
Product Description
- Product Info:
- Yellowish-green stilbene powder (CAS 13001-38-2). Boosts brightness in low-whiteness substrates with excellent UV resistance. Solubility slightly lower than ER-I.
- Properties:
- High Brightness: Dramatic whitening effect on low-whiteness materials.
- UV Resistant: Excellent anti-UV performance for outdoor durability.
- Targeted Boost: Ideal for achieving high whiteness in PET and fibers.
- Thermal Stable: Melting range suits standard plastic processing.
- Applications:
- Packaging: PET bottles and polyester films.
- Fibers: High-whiteness polyester and synthetic fibers.
- Coatings: Paints, inks, and surface finishes.










Product Highlights
PRODUCT HIGHLIGHTSProduct Info:Yellowish-green stilbene powder (CAS 13001-38-2). Boosts brightness in low-whiteness substrates with excellent UV resistance. Solubility slightly lower than ER-I. Properties:High Brightness: Dramatic whitening effect on low-whiteness materials. UV Resistant: ...
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