High-Performance Fluorescent Whitening Agent OB-1: Supplier, Price & Applications in Plastics and Textiles
Discover the superior performance of Fluorescent Whitening Agent OB-1 (CAS 1533-45-5), your ideal solution for achieving unparalleled whiteness and vibrant colors in a wide range of plastics and textile applications. As a leading manufacturer and supplier, we offer competitive pricing and reliable quality.
Get a Quote & SampleEnhance Whiteness and Brilliance with Optical Brightener OB-1

Fluorescent Whitening Agent OB-1
As a trusted manufacturer and supplier in China, we provide high-purity Fluorescent Whitening Agent OB-1 (CAS 1533-45-5). This advanced optical brightener offers exceptional heat resistance and light fastness, making it a preferred choice for demanding applications in plastics and textiles. Its ability to compensate for yellowing and enhance color brilliance ensures your products achieve a premium, whiter-than-white appearance. Buy directly from us for competitive pricing and assured quality.
- Superior Whiteness: Achieve a brilliant, neutral white cast that effectively masks yellowing, a key requirement for discerning product formulators.
- High Heat Resistance: Ideal for engineering plastics processed at high temperatures and polyester fiber manufacturing, ensuring consistent performance.
- Excellent Light Fastness: Guarantees long-lasting whiteness and color stability, even under prolonged light exposure.
- Versatile Applications: Widely used in ABS, PS, HIPS, PA, PC, PP, EVA, rigid PVC, polyester fibers, and blended fabrics, demonstrating its broad utility.
Key Advantages of Our Fluorescent Whitening Agent OB-1
Exceptional Heat Stability
Our Fluorescent Whitening Agent OB-1 maintains its efficacy at high processing temperatures, crucial for plastic molding and fiber spinning, making it a reliable supplier choice for manufacturers.
Enhanced Color Brilliance
This optical brightener absorbs UV light and emits blue light, creating a vibrant, whiter-than-white effect that elevates the aesthetic appeal of plastics and textiles. A must-have for your formulation needs.
Cost-Effective Solution
As a direct manufacturer and supplier, we offer competitive pricing for Fluorescent Whitening Agent OB-1, providing excellent value and a significant cost advantage for bulk purchases.
Diverse Applications for Optical Brightener OB-1
Plastics Whitening
Enhance the whiteness and visual appeal of various plastics including ABS, PS, HIPS, PA, PC, PP, EVA, and rigid PVC, ensuring high-quality end products from your supply chain.
Polyester Fiber Brightening
Significantly improve the whiteness of polyester fibers and blended fabrics, providing a bright and clean appearance for apparel and home textiles. An essential buy for textile mills.
Nylon and Blended Fabrics
Achieve optimal whitening effects on nylon fibers and cotton blends, making it a versatile textile auxiliary agent from a reliable manufacturer.
Masterbatch Production
Incorporate into masterbatches for easy and consistent dispersion in various polymer processing applications, offering flexibility for custom formulations.