1,4-Bis(4-cyanostyryl)benzene CAS NO.13001-40-6

Optical Brightening Agent PP Chemical name: 4,4’-bis(4,4’-cyano-phenlene)-benzene Structure: Formula: C24H16N2 Molecular Weight: 332 C.I. Nu…

Optical Brightening Agent PP Chemical name: 4,4’-bis(4,4’-cyano-phenlene)-benzene Structure: Formula: C24H16N2 Molecular Weight: 332 C.I. Number: 199:2 Appearance: yellow powder Melting Point: 230~235°C Purity: ≥98.0% Application: mainly be used as whitening agent for polyester fiber, as well the raw material of making paste form brightening agent in textile dyeing. Property: bluish color shade with strong fluorescence, high whitening performance and excellent fastness to sublimation. Maximum UV Absorption Spectrum: 369nm Packing: 20kg per fiber drum It needs to be declared that the above data is based on our present knowledge and experience; owing to too many affecting factors, these data cannot be free from their check and test when processing and using the product.