What is whitening technology?
The use of brighteners can make blue and yellow complement, in the fiber without damage can improve the brightness of textiles
The fluorescent brightener is close to the five-color organic compounds, stained on the fabric, the excitation by the UV and blue, purple fluorescence, and reflect the yellow complement, increase the fabric brightness and brightness, the effect is better than the blue. Fluorescent whitening can also be combined with bleaching, sizing or crease finishing with the bath.
Whitening method has two kinds of blue and fluorescent. The former in the bleached fabric on the application of very light blue dyes or pigments, in order to offset the yellow, due to increased absorption of light, the fabric will be slightly lower brightness and slightly dark
The use of light complement color principle to increase the textile whiteness of the process known as whitening finishing, also known as white.
Bleached textiles still contain slightly yellow matter, and strengthening the bleach will damage the fibers.
