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Optical brightener agents, also known as fluorescent whitening agents or optical brighteners, are chemicals used in various industries to improve the appearance of white and colored products by enhancing their brightness and color intensity. These agents work by absorbing invisible ultraviolet light and re-emitting it as visible blue light, thereby offsetting any yellowish or dull appearance in the material.
They are commonly used in detergents, textiles, plastics, papers, and coatings. Optical brightener agents are typically stable under normal processing conditions and do not affect the physical or chemical properties of the material they are applied to. However, their effectiveness may vary depending on factors such as the type of substrate, concentration, and processing conditions.
It is important to note that the specific properties, applications, and guidelines for using optical brightener agents may vary depending on the specific product or brand. Therefore, it is recommended to consult the manufacturer or supplier for detailed information and guidance tailored to your specific needs.
Used for: cotton, nylon, viscose fiber, T/C, T/R, linen, wool, silk. It can be dissolved in warm water, and it is compatible with most chemical auxiliaries used for dyeing and finishing, and can be used for one-bath dyeing. Offers high whiteness, strong whiteness lifting force, high yellowing point, and blue-purple light. Shows high resistance to weak acid, hydrogen peroxide, and perborate.
Dosage: Dip dyeing 0.1-0.3% (o.w.f)
It can be used for whitening and brightening polyester and its blended fabrics at high temperature, and can also be used for whitening and brightening acetate fibers. Features high whiteness, high lifting force, and blue-purple light biased red light; provides good dispersion and colorless spots.
| Product Name | OPTICAL BRIGHTENER AGENT 4BK |
| Standard | 100% ANION POWDER |
The product is supplied in standard high-quality packaging options, specifically in 30kgs and 50kgs plastic drums.
The stable production capacity of this optical brightener agent is approximately 1000 metric tons (mt) per month.
It is suitable for cotton, nylon, viscose fiber, T/C, T/R, linen, wool, and silk. It can also be applied to polyester and its blended fabrics, as well as acetate fibers.
It can be dissolved in warm water and is compatible with most chemical auxiliaries used for dyeing and finishing. It can be used for one-bath dyeing. For dip dyeing, the recommended dosage is 0.1-0.3% (o.w.f).
The agent shows excellent resistance to weak acid, hydrogen peroxide, and perborate. It offers high whiteness, a strong whiteness lifting force, and a high yellowing point.
The product is a yellowish powder. Upon application, it provides high whiteness with a blue-purple light biased towards red light, offering good dispersion without colorless spots.
