Optical Brightening Agent 4BK
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| Main Chemical Composition: |
| Stilbene bistriazine derivative. |
| Specifications:
|
| Index Name |
Index Demand |
| Appearance |
Light Yellow Even Powder |
| Whitening Strength |
(Compared with Standard Substances)100 |
| Color Shade |
Bluish Purple |
| Water Content |
≤ 5.0% |
| Content of Water- Insoluble Impurities |
≤ 0.5% |
| Fineness ( Residue can pass through 180µ m-diameter -pore sieve ) |
≤ 10% |
|
| Properties: |
| This product has high-efficiency fluorescent-whitening effect with slight blue shade, not sensitive to light , with stable chemical performance, good weak acid resistance, p erborate resistance, and hydrogen peroxide resistance
. |
| Applications: |
| Applicable to the whitening of cotton fabrics, polyester cotton blended fabrics and to the one-bath whitening of cotton blended fabrics
. |
| Packing and storing: |
| Packed in 25 kg or 50 kg cardboard drums lined with plastic bags, and stored at dark, dry places, avoiding light. |
| The information of our products is for reference only. We are not responsible for any unexpected results or patent dispute caused by it. |
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