Polyester-cotton blends are widely used due to their durability and comfort, but achieving uniform whiteness and brightness across both fiber types can be challenging. Differences in dye affinity often lead to uneven results. NINGBO INNO PHARMCHEM CO.,LTD. addresses this with its advanced Optical Brightener 4BK Liquid Dispersions (FBA113), specifically formulated to excel in `polyester-cotton blend optical brightener` applications.
As a leading `textile auxiliary` provider, NINGBO INNO PHARMCHEM CO.,LTD. understands the nuances of blended fabrics. Our FBA113 ensures that both polyester and cotton components respond effectively to the brightening treatment, resulting in a homogenous, vibrant white. This `fluorescent whitening agent FBA113` absorbs UV light and re-emits blue light, correcting any yellowish cast and making the blend appear significantly brighter and cleaner. When you `buy Optical Brightener 4BK liquid`, you are investing in a solution that simplifies the complex process of treating mixed fibers.
The versatility of FBA113 extends to various stages of textile processing, including pre-treatment, dyeing, and post-finishing. Its liquid dispersion form allows for easy and consistent application, which is vital for achieving uniform effects on intricate blends. NINGBO INNO PHARMCHEM CO.,LTD. prides itself on being a reliable `Optical brightener 4BK liquid supplier` that offers products with high purity and stable performance. This ensures that your polyester-cotton textiles not only look their best but also maintain their enhanced appearance over time.
Enhancing the visual appeal of polyester-cotton blends is crucial for consumer satisfaction. With NINGBO INNO PHARMCHEM CO.,LTD.'s FBA113, you can consistently deliver products that possess superior whiteness and an attractive finish, distinguishing them in a competitive market. Our commitment to quality means you receive an effective solution for all your `polyester-cotton blend optical brightener` needs.
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.