ER L C.I. 199 CAS 13001-39-3 Optical Brightening Agent for Polyester Low Temp Dyeing
Product Details
| CAS No.: | 13001-39-3 | Purity: | ≥ 99.0% |
|---|---|---|---|
| Classification: | Chemical Auxiliary Agent | Molecular Formula: | C24H16N2 |
| Other Names: | Optical Brightening Agent | Type: | Fluorescent Brightener Agent, 1,4-Bis(2-cyanostyryl)benzene |
| Usage: | Textile Auxiliary Agents | State: | Powder |
| C.I. NO.: | 199 | Appearance: | Light Yellowish-green Powder |
| M.P.: | 230 - 232 °C | Particle Size (>4μm): | ≤ 3 |
| UV Absorption: | 370 Nm | Fluorescence: | 435 Nm |
| Hazardous Chemical: | No | Packing: | 25 Kg/bag |
Product Description
- Product Info：
- Fluorescent Brightener ER L is a high-purity stilbene derivative designed for synthetic fibers. It offers excellent solubility in organic solvents and stability against bleaches. Ideal for polyester, acetate, and nylon, it provides a high whiteness value with Grade 5 light fastness and superior wash fastness, suitable for both exhaust and pad dyeing.
- Properties:
- High Fastness: Light fastness Grade 5; excellent wash fastness.
- Process Versatility: Effective in exhaust dyeing, pad dyeing, and low-temp adsorption fixation.
- Chemical Stability: Compatible with cationic softeners, sodium hypochlorite, and hydrogen peroxide.
- High Purity: ≥99.0% purity ensures consistent brightening performance.
- Applications:
- Fibers: Polyester (PET), Acetate, Nylon.
- Processes: Low-temperature adsorption fixation, exhaust dyeing, and pad dyeing.
- Compatibility: Can be used in one-bath processes with bleaching agents.
Product Highlights
PRODUCT HIGHLIGHTSProduct Info：Fluorescent Brightener ER L is a high-purity stilbene derivative designed for synthetic fibers. It offers excellent solubility in organic solvents and stability against bleaches. Ideal for polyester, acetate, and nylon, it provides a high whiteness value with Grade 5 ...
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