Whitening agent series
Optical brightener CPS
It is used for whitening and brightening polyester and its blended fabrics, providing a bright whiteness and pure color tone with a small dosage. It is stable to alkalis, hydrogen peroxide, and electrolytes.
Dosage:
Exhaustion 0.15-0.4%(o.w.f)
Hot melt dyeing method 1.5-4g/L
Good dispersibility/Pure color tone
Optical brightener MPS-D
It is used for the whitening and brightening processes of polyester and its blended fabrics. It has the advantages of high whiteness, low dosage, and the ability to achieve coloration at high, medium, and low temperatures. It is an ideal low-temperature coloration and whitening agent for polyester/cotton, polyester/linen, and other blended fabrics in the alkali-hydrogen peroxide one-bath process.
Dosage:
Exhaustion 0.1-0.3%(o.w.f)
Padding 1-3g/L
Blue-violet light/Low-temperature color development
Optical brightener MPS-A
It is used for whitening and brightening polyester and its blended fabrics, offering a bright whiteness and pure color tone with a small dosage. It is stable to alkalis, hydrogen peroxide, and electrolytes.
Dosage:
Exhaustion 0.1-0.3%(o.w.f)
Padding 1-3g/L
Good dispersibility/High whiteness
Optical brightener MST
It is used for whitening and brightening cellulose fibers and their blended fabrics, exhibiting neutral color tone. It is particularly suitable for continuous pad dyeing processes. It has a low affinity and excellent dyeing uniformity, ensuring no color differences in the weft, head-to- tail variations, or tailing phenomenon. during continuous pad dyeing. Additionally, it maintains stability under high-temperature baking without causing fabric yellowing or greenish discoloration.
Dosage:Padding 8-25g/L
Acid-resistant/Neutral color tone
Optical brightener MST-R
It is used for whitening and brightening cellulose fibers and their blended fabrics, achieving a high whiteness with a red hue. It is particularly suitable for continuous pad-steam dyeing processes, with low affinity, excellent level dyeing performance, and no color differences in the weft, head-to-tail variations, or tailing phenomenon. It exhibits stability under high-temperature baking and does not cause fabric yellowing or green discoloration.
Dosage: Padding 8-25g/L
Reddish tone
Optical brightener 4BK
It is used for one-bath whitening, brightening, or oxygen bleaching of cotton and its blended fabrics. Compared to similar products in the market, it offers high whiteness and vibrant color tone, with a significant cost-performance advantage.
Dosage:
Exhaustion 0.1-0.8%(o.w.f)
Padding 1-5g/L
Strong lifting power/High resistance to yellowing/High cost-effective
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