E-mail: emily@ bohanchem.com or emily.shen.nj@ hotmail.com

　　S kype: emily.shen.nj

　　We also offer optical brightener OB-1, KCB, FP-127, KS, NFW.

　　Product Name: Optical Brightening Agent OB

　　Chemical Name: 2, 5' -Bis[ 2-( 5-tert-buty l-2 benzoxazoly) thiophene

　　CAS No. 7128-64-5

　　C.I. No.: 184

　　Molecular Formula: C26H26N2O2N2

　　Molecular Weight: 430

　　Technical Index

　　Appearance: slight greenish yellow powder

　　Melting Point: 200-202°C

　　Purity: > = 99%

　　Uses

　　Mainly be used in whitening of thermoplastic, polyvinyl chloride( PVC) , polypropylene( PP) , polyester fiber, paint and ink, etc.

　　Precaution

　　The information of our products is for reference only. We are not responsible for any unexpected results or patent dispute caused by it.

　　Bohanchem offers plastic additives ( chemical additives) such as optical brightener ( optical brightening agent, fluorescent whitening agent) , UV absorber ( UV absorbent) , light stabilizer ( light stabilizing agent, UV stabilizer, UV stabilizing agent) , antioxidant, pigment.