Product Description

OB*1 is used widely in the plastic market. Because of its excellent brightening ability, good thermal stability, and compatibility with many polymers. Key words: optical brightening agent OB*1, optical brightener OB*1, fluorescent brightener OB*1, optical whitening agent OB*1, brightener OB*1 Typical Properties: Chemical name: 2, *-(1, *-Ethenediyldi*4, *-phenylene) bisbenzoxazole Molecular weight: **4.4 CAS No.: ********5 *****: **3 Specifications: Ash % 0.3max Empirical Formula C*8H*8N2O2 Melting Point(DTA), C ******9 Appearance Yellowish Green Powder Odor Free of odor Volatile Content % 0.3max Assay % *9min Particle Size **0 meshes Application: For whitening of polyester and nylon; also used in ABS, PS, HIPS, PA, PC, PP, EVA, PVC, etc. Rate of use: (per ***0kg of substrate) Polyester: *****0g EVA, PP, nylon: *****0g Package: *5kg / fiber drum with PE liner