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Personne àcontacter Mr. Elmer
2-1803 Yadu Building No26 Jianning Rd, nanjing, jiangsu
1. Properties: Appearance : bright yellow crystalline powder Melting point : ******9°C Purity: *8.*0%min Solubility : Insoluble in water, but soluble in high boiling point organic solvents such as phenyl-chloride. Structure : a compound of diphenylethylene bisbenzoxazole type 2. Applications: Fluorescent brightener agent OB*1 is especially suitable for shaping various kinds of plastics and their products under high temperature. It has an extra ideal whitening effect on polyester-cotton blend fabric. It can be used for whitening polyester melt. This whitening agent is similar to whitex SNK, Uvitex ERT and Eastobrite OB*1 made in foreign country. 3. Directions for use and dosage: The dosage should be 0.***0.*5% on weight of plastic or polyester granules. Mix the materials thoroughly before shaping of the plastic products or draw in-spinning of polyester fibers. 4. Packaging and storing: Cardboard drum, *5kg or *0kg each. Stored in dry and ventilated place. 5. Other information: Product Name : 2.2&#**9;-(4.4&#**9;-diphenol vinyl)di-benzoxazol CAS NO.: ********5 Molecular Formula : C*8H*8N2O2 Molecular Weight : **4
