High-Quality Optical Brightener OB-1: Enhancing Plastic Whiteness & Brightness
Discover the superior performance of Optical Brightener OB-1, a premium fluorescent whitening agent designed to impart exceptional brightness and whiteness to a wide range of plastics and synthetic fibers. As a trusted supplier, we offer OB-1 to manufacturers seeking to elevate their product's visual appeal.
Get a Quote & SampleAchieve Unparalleled Whiteness with OB-1

Optical Brightener OB-1
As a leading manufacturer and supplier of specialty chemicals, we provide Optical Brightener OB-1 (CAS 1533-45-5) renowned for its exceptional ability to enhance whiteness and brightness in plastics and polyester fibers. Our commitment to quality ensures you receive a product with superior purity and consistent performance, making it a cost-effective choice for your manufacturing needs.
- Superior Whiteness: Imparts a brilliant, neutral white cast, effectively counteracting yellowness in polymers.
- Excellent Heat Resistance: Ideal for high-temperature processing applications, ensuring stability during shaping and extrusion.
- Broad Application Spectrum: Suitable for ABS, PS, HIPS, PA, PC, PP, EVA, and rigid PVC, offering versatile solutions.
- Trusted Supplier: We are a reliable manufacturer and supplier in China, ensuring stable supply and competitive pricing for bulk purchase.
Key Advantages of Our Optical Brightener OB-1
Exceptional Brightness Enhancement
Our Optical Brightener OB-1 delivers an outstanding 'whiter-than-white' effect, significantly improving the aesthetic appeal of plastics and synthetic fibers. This makes it an essential component for applications where visual quality is paramount. Explore our OB-1 for sale to enhance your product's marketability.
High Thermal Stability
Engineered for demanding conditions, OB-1 exhibits excellent thermal stability, with a melting point between 355-360°C. This property makes it perfectly suited for plastics processed at elevated temperatures, ensuring consistent results and preventing degradation. Purchase OB-1 for reliable high-temperature applications.
Durability and Resistance
Experience the robust performance of OB-1, which offers good light fastness and resistance to chlorin bleaching and migration. This durability ensures that the enhanced whiteness is maintained over time, providing long-lasting visual appeal to your finished products. Consider our OB-1 as your preferred plastic additive supplier.
Diverse Applications for Optical Brightener OB-1
Plastics Manufacturing
Widely used in ABS, PS, HIPS, PA, PC, PP, EVA, and rigid PVC to achieve superior whiteness. Buy Optical Brightener OB-1 for your plastic compounding needs.
Polyester Fibers
Provides excellent whitening effects for polyester fibers and blended fabrics, enhancing their visual appeal. Source your Optical Brightener OB-1 from a trusted manufacturer in China.
Synthetic Materials
Ideal for whitening nylon, polyamide fibers, and other synthetic materials, ensuring a bright and consistent finish.
Masterbatches
An essential component in the production of optical brightener masterbatches for easy incorporation into various polymer systems.