In the vast landscape of material enhancement, Fluorescent Whitening Agents (FWAs), also known as Optical Brighteners (OBAs) or Fluorescent Brightening Agents (FBAs), stand out as indispensable additives. These remarkable chemical compounds possess a unique ability to transform the visual appeal of various substrates. Unlike traditional bluing agents that merely mask yellowing, FWAs work by absorbing invisible ultraviolet (UV) light and re-emitting it as visible blue light through the phenomenon of fluorescence. This optical trick effectively compensates for any yellowish cast in materials, making them appear significantly whiter and brighter, adding a desirable luminosity and sparkle that enhances overall product aesthetics.

Our industrial-grade Fluorescent Whitening Agent, identified by CAS No. 1533-45-5 and EINECS 216-245-3, is a testament to advanced chemical engineering. This compound boasts a precise chemical formula of C28H18O2N2. Presented as a greenish-yellow powder, it consistently achieves a purity level of 98.5% Min, with typical assays reaching over 99.0%. Its high melting point, ranging from 355-360°C, signifies its robust thermal stability, which is crucial for high-temperature processing applications in various industries.

The exceptional performance of this Fluorescent Whitening Agent is attributed to its outstanding inherent properties. It is characterized by its insolubility in water, yet readily soluble in high boiling point organic solvents such as trichlorobenzene and diphenyl ether, ensuring effective dispersion in polymer melts and other non-aqueous systems. Its robust structure provides very good heat resistance and strong stability, making it highly suitable for demanding industrial processes. Furthermore, its hydrophobic nature contributes to excellent light fastness, guaranteeing that the enhanced whiteness and brightness endure over time without degradation. The agent’s strong fluorescence ensures maximum whitening and brightening efficacy, not only improving the whiteness of products but also significantly boosting their overall brightness.

This versatile Fluorescent Whitening Agent is specifically engineered for a wide array of applications, offering unparalleled brightening and whitening effects across various materials. It is highly suitable for enhancing the aesthetic quality of chemical fibers, including polyester fiber, nylon fiber, and polypropylene fiber, where it imparts a brilliant, clean look. Beyond fibers, its utility extends significantly to the plastics industry. It is particularly effective for whitening and brightening a diverse range of plastics, such as polypropylene plastic, hard PVC, ABS, EVA, polystyrene, and polycarbonate. This agent can also be seamlessly incorporated into the conventional polymerization processes of polyester and nylon, acting as an excellent disperse dye for chemical fibers or an oil-soluble coloring agent for plastics.

Integrating this Fluorescent Whitening Agent into your manufacturing process offers significant economic and aesthetic advantages. Its high efficacy means only a small concentration is needed to achieve noticeable and impactful results, making it an economical option for large-scale production. By dramatically improving the visual appeal of finished goods, it helps products stand out in competitive markets. For any manufacturer or supplier seeking to elevate the whiteness and brightness of their plastic products or synthetic fibers, this agent provides a reliable and high-performance solution. Its easy incorporation into existing formulas further streamlines production without compromising quality.

For those looking to buy or purchase a high-quality Fluorescent Whitening Agent, understanding the price and availability from a trusted supplier is paramount. We are dedicated to providing superior industrial-grade chemicals that meet stringent quality standards. Whether you are a large-scale manufacturer requiring bulk quantities or a specialized processor, our commitment to excellence ensures you receive a product that consistently performs. We invite inquiries from partners globally, offering detailed product information, technical support, and competitive pricing. Invest in quality and enhance your product's appeal with a leading Fluorescent Whitening Agent today.