OBA-199.1 (low tempertaure polyester whitener)

Specifications

good whitening agent for polyester fiber OBA 199:1 ER-II 

1,C.I.:199:1 

2,purity:99.0% 

3,powder 

4,own factory

good whitening agent for polyester fiber OBA 199:1 ER-II

we produce many types Optical Brightening Agent for different applications. 

Product Cate Optical Brightening Agent For Plastic

Product Name

ER-II

Chemical Name

1,4'-bis(2,4'-cyano-phenlene)-benzene

CAS No. 13001-38-2

C.I. No. 199:1

Molecular Formula

C24H16N2

Molecular Weight

332

PropertiesBluish color shade with high whitening brightening effect and excellent fastness to sublimation.

Technical Index

Appearance:slight yellow powder Melting Point:183~185°C Purity:≥99% Maximum UV Absorption Spectrum:369nm

UsesMainly be used as whitening agent for polyester fiber, as well the raw material of making paste form brightening agent in textile dyeing.

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