Optical Brightening Agent PF
Chemical name: 2,5-Bis(5-methyl-benzoxazol)-ethene
Structure:
Formula: C16H14N2
O2
Molecular Weight: 266
C.I. Number: 135
Appearance: yellow powder
Melting Point: 182-184°C
Purity: ≥98%
Maximum UV Absorption Spectrum: 363nm
Application: mainly be used in whitening of polyester
fiber and plastic, as well in
whitening of polyester fabric.
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.
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