Add:Haihong Technology Industrial Park,Liangzhu Town,Yuhang District,Hangzhou City,Zhejiang Province,China.
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OB-1
| Main chemicals | Fluorescent Brightener 393 |
| CAS NO. | 1533-45-5 |
| Moleculr formula | C28H18N2O2 |
| Product feature | Yellow-green crystalline powder solid. Do not dissolve in water and has good heat resistance, especially suitable for the processing of polyester high-melting point of resin, excellent whitening effect, very few added features. |
| Technical indicators |
Melting point 353 -359 ℃ Maximum absorption spectrum wave length 374nm The maximum emission wave length of 434nm |
| Main use | Widely use in ABS, PS, HIPS, PA, the PC, PP, EVA and other plastics can withstand the high temperature of 375 ℃ is especially suitable for high temperature processing of engineering plastics products and fiber products. Use of fluorescence for PE and soft PVC growthwhite agent OB-1, should pay special attention to the amount of control, excessive amount of brightener migration phenomenon will occur. |
| Recommended dosage | 0.0025-0.025%，not exceed 0.03% |
| Packing | 10kg lined with plastic bags, cardboard boxes. |
| Storage | Recommended storage in dry and ventilated warehouse，Avoid the rain away from the fire and heat source, to avoid exposure. Strictly prohibited and acid,-base direct contact or mix. Shelf life is two years. |