In the evolving landscape of sustainable manufacturing, the demand for high-quality recycled plastics is surging. However, a significant challenge in plastic recycling often lies in the inconsistent appearance and yellowish tint of reprocessed materials. This is where advanced solutions like Fluorescent Brightener OB-2 become indispensable. NINGBO INNO PHARMCHEM CO.,LTD. is at the forefront, offering cutting-edge additives to revolutionize the recycled plastics industry.
Fluorescent Brightener OB-2 acts as a powerful whitening agent, absorbing UV light and re-emitting it as visible blue light. This optical phenomenon effectively neutralizes the yellowing often present in recycled polymers, imparting a bright, clean, and consistent white appearance. For instance, manufacturers looking to enhance recycled polyester, especially from scrap, bottles, and slices, find that OB-2 significantly improves their material's market value. By incorporating this additive, the final products achieve a visual quality comparable to virgin materials, opening new possibilities for eco-friendly product lines.
The benefits extend beyond aesthetics. Using Fluorescent Brightener OB-2 contributes to a more efficient and economical recycling process. The low addition dosage required means that a small amount goes a long way in achieving desired whiteness, making it a cost-effective solution for large-scale operations. NINGBO INNO PHARMCHEM CO.,LTD. prides itself on being a reliable Fluorescent Brightener OB-2 supplier, ensuring stable quality and high purity that meet stringent industry standards. Our product, with CAS 2397-00-4, is renowned for its excellent weatherability and migration resistance, ensuring long-lasting brilliance in diverse applications.
Furthermore, this optical brightener is versatile, suitable for a wide range of plastics, including ABS, PS, HIPS, PA, PP, EVA, and rigid PVC. Whether you need to buy Fluorescent Brightener OB-2 for PVC or seek an effective OB-2 whitening agent for recycled polyester, NINGBO INNO PHARMCHEM CO.,LTD. provides solutions that drive sustainability without compromising on performance. Our commitment as a leading manufacturer ensures that industries can confidently pursue plastic recycling enhancement solutions, delivering superior products while minimizing environmental impact.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.