Advanced Fluorescent Brightener OB-1: Achieving Brilliant Whiteness and High-Temperature Resistance in Plastics & Fibers
Discover Fluorescent Brightener OB-1, your ultimate solution for imparting dazzling blue-white fluorescence and superior whiteness to a wide array of plastics, polymers, and textile fibers, even under extreme processing conditions.
Get a Quote & SampleUnveiling the Power of Fluorescent Brightener OB-1

Fluorescent Brightener OB-1
Fluorescent Brightener OB-1 stands as a premier optical brightening additive, engineered to deliver exceptional visual enhancement to your products. This high-performance compound transforms dull, yellowish materials into brilliantly white and vibrant finishes, elevating their aesthetic appeal and market value across various industries.
- Achieve superior whiteness with Fluorescent Brightener OB-1 for plastics whitening, ensuring your products stand out with unmatched brilliance and clarity.
- Benefit from high temperature resistant fluorescent brightener OB-1, perfect for challenging processing environments with its melting point up to 355°C.
- Experience robust performance as a textile brightener, effectively enhancing the blue-white fluorescence in polyester, nylon, and polypropylene fibers.
- Ensure lasting quality due to its migration resistance and excellent weatherability, maintaining the pristine look of your finished goods.
Product Advantages
Unrivaled Heat Stability
Fluorescent Brightener OB-1 offers high temperature resistance, making it the ideal choice for high-temperature molding plastics and rigorous processing, preventing degradation and ensuring consistent performance.
Brilliant Whitening Performance
Its strong fluorescence combined with pure color light delivers an excellent whitening effect, transforming yellowish substrates into dazzlingly white products. This optical brightening additive drastically improves overall product aesthetics.
Superior Product Longevity
With high stability, good weatherability, and noteworthy migration resistance, Fluorescent Brightener OB-1 ensures the sustained brilliance and integrity of your materials over their entire lifecycle, even in demanding applications.
Key Applications
Plastics Manufacturing
Utilized extensively for plastics whitening, OB-1 enhances the appearance of rigid PVC, ABS, EVA, PP, PS, PC, and other high-temperature molding plastics. It is a critical whitening agent for ABS plastics, delivering brilliant results.
Textile & Fiber Processing
As a powerful fiber brightening agent, it provides exceptional blue-white fluorescence for polyester, nylon, and polypropylene fibers, improving their visual appeal and market value. It is particularly effective as an OB-1 for polyester fiber brightening.
General Polymer Enhancement
This versatile polymer whitening solution is seamlessly integrated during conventional polymerization processes for polyester and nylon, offering a foundational boost to material quality from the outset.
Specialty High-Temperature Applications
Designed for demanding conditions, OB-1 is the preferred fluorescent whitening agent for high temperature polymers, maintaining its efficacy and stability where other brighteners might fail.