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Optical Brightener ER-I

Product Name: Optical Brightener ER-I

Chemical Name: 1,4-Bis(2-cyanostyryl)benzene

Synonyms : 2-[(E)-2-[4-[(E)-2-(2-cyanophenyl)ethenyl]phenyl]ethenyl]benzonitrile

CAS No.: 13001-39-3

C.I. No.: 199
Chemical Structure:

It is a good whitening agent for polyester fiber and has good whitening effect on plastics such as PE,PP and PVC and their process of shaping with polyester chips or recovered polyester chips.

Specifications:

Appearance: yellowish green crystal powder
Purity: 99%Min
Melting point: 229-231℃
Packaging: 25KG net fiber drum