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Optical brightener OB
2.5-bis(5-tertbutyl-2-benzoxazolyl)thiophene
It is used in thermoplastic plastics. PVC, PE, PP, PS, ABS, SAN, SB, CA, PA, PMMA, acrylic resin. polyester fibre paint, coating the brightening of prointing ink.
Bright yellow green crystal powder, odorless, melting point:196-203¡ÆC, Decomposition temperature is large than 220¡ÆC. It is hard to dissolve in water. It dissolves in paraffin, fat, mineral oil, wax and common organic solvents. The hue of the fluorescent light is blue light. The wave length of the maximum absorptive light is 375nm(ethyl alcohol)
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Beijing Prina Chemical Co.,Ltd
ÀüÈ­¹øÈ£ +86-10-67861162
Æѽº¹øÈ£ +86-10-67862874
ȨÆäÀÌÁö http://www.bjprina.com
À̸ÞÀÏ dilong@bjdilong.com
ÁÖ¼Ò Huangcun town,Daxing district ,Beijing,China
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