The performance of polyurethane adhesives and sealants is critically dependent on the quality of their constituent components, particularly the chain extenders used in their formulation. These materials are engineered to provide specific properties like flexibility, adhesion, and durability, making them suitable for a wide range of demanding applications. As a specialized supplier of chemical intermediates, we offer Poly(1,4-Butanediol) Bis(4-Aminobenzoate) (CAS 54667-43-5), a liquid aromatic diamine chain extender that significantly elevates the performance of polyurethane adhesives and sealants.
Our Poly(1,4-Butanediol) Bis(4-Aminobenzoate) serves as an effective chain extender for isocyanate-based prepolymers, contributing to the development of high-performance polyurethane systems. Its liquid nature facilitates easy mixing with prepolymers at room temperature, which is a substantial advantage for adhesive and sealant manufacturers who often deal with complex application processes. This ease of processing, combined with its ability to enable room temperature vulcanization, streamlines production and can reduce overall manufacturing costs. Businesses looking to purchase advanced chain extenders will find our product a valuable asset.
When formulating adhesives and sealants, achieving a balance of strength, flexibility, and adhesion is crucial. Our Poly(1,4-Butanediol) Bis(4-Aminobenzoate) contributes to this balance by enhancing the mechanical properties of the cured polyurethane. The resulting materials exhibit excellent tensile strength, tear strength, and importantly, improved flexibility. This makes them ideal for applications where movement, vibration, or thermal expansion and contraction are expected. Furthermore, its performance characteristics are comparable to established materials used in sensitive applications, underscoring its quality and reliability.
As a dedicated manufacturer and supplier, we are committed to providing innovative chemical solutions that meet the evolving needs of the industry. By choosing to buy our Poly(1,4-Butanediol) Bis(4-Aminobenzoate), you are investing in a product that can help you create superior polyurethane adhesives and sealants with enhanced performance and processing efficiency. We encourage formulators to consider this advanced chain extender for their next generation of products and to contact us for sample requests and purchasing information.
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.