Optical brightener CBS-X: A Safe Brightening Solution for Daily Life
Optical brightener CBS-X (CAS NO.: 27344-41-8) is a widely used optical brightener that brings a vivid, pure white appearance to various daily products. As a member of the stilbene triazine class, it stands out for its excellent whitening effect, good compatibility, and high safety, making it an indispensable additive in textiles, detergents, and paper products.
Its working principle is clever yet straightforward: when exposed to ultraviolet light (invisible to the human eye), CBS-X absorbs this energy and converts it into blue-violet visible light. This blue-violet light complements the yellowish tones naturally present in materials, neutralizing the dullness through optical compensation and making the products look whiter, brighter, and more vibrant. Unlike chemical bleaches that break down colorants, CBS-X does not damage the material’s structure, preserving its integrity while enhancing appearance.
In practical applications, CBS-X shines in laundry detergents—adding a small amount can significantly improve the whiteness and brightness of clothes after washing, especially for cotton, linen, and synthetic fibers. It is also used in textile dyeing and finishing processes to brighten fabrics before they reach consumers. Additionally, it is applied in paper production to give tissues, copy paper, and packaging paper a clean, white finish.
Safety is a key advantage of CBS-X. It is non-toxic, non-irritating to skin and eyes, and does not accumulate in the human body or the environment. It is soluble in water, easily biodegradable, and complies with international safety standards for food-contact materials and daily chemicals. This makes it suitable for use in products that come into direct contact with the human body, ensuring both effectiveness and peace of mind.
As a practical and safe brightening agent, CBS-X plays a subtle yet important role in improving the quality and aesthetics of daily necessities, blending functionality with environmental friendliness to meet people’s pursuit of a better life.
Suggested Image: A split image showing: left, a pile of dull, slightly yellowed white cotton fabric; middle, CBS-X powder in a transparent container; right, the same fabric after being treated with CBS-X, appearing bright and pure white.
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Post time: Nov-05-2025