model:OB-1

Source：HuizhouYingguang Plastic Pigments Co., Ltd   Released in：2025-04-10   Hits：

Product Name: Fluorescent Brightener OB-1

Chemical name: distyryl bisbenzoxazole
Molecular formula: C28H18N2O2
Recommended dosage: Add OB-1 brightener per 1000 kg of material:
1, EVA, polypropylene, nylon, polycarbonate, etc. in the amount of 50 ~ 200g.
2, polyester fiber added in the 75 ~ 300g.
Nature: fluorescent whitening agent OB-1 is yellow crystal, insoluble in water, odorless, stable performance, the maximum absorption wavelength of 374nm, with a strong fluorescence, emission wavelength of 434nm.
Technical conditions:
Appearance: yellow-green powder
Melting point: ≥359 ℃
Purity: ≥98.5%
Fineness: ≥600 mesh
Uses:
1, for polyester fiber, nylon fiber, polypropylene fiber and other chemical fiber whitening.
2, for polypropylene plastic, hard PVC, ABS, EVA, polystyrene, polycarbonate and other whitening brightening.
3, for the conventional polymerization of polyester and nylon.
4, especially for high temperature molding of plastic products whitening.

Packing: 25kg drum or according to user requirements packaging, in a cool, dry place away from light preservation.

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