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Thermoplastic Polyurethanes (TPU) are a versatile class of polymers known for their excellent elasticity, transparency, and resistance to oil, grease, and abrasion. The precise tailoring of TPU properties, such as hardness, tensile strength, and flexibility, is significantly influenced by the choice of chain extender. Glycols, particularly diols, are commonly used as chain extenders in TPU formulations, and understanding their impact is crucial for manufacturers. NINGBO INNO PHARMCHEM CO.,LTD. offers a range of high-quality glycol-based chain extenders for your TPU needs.
Glycol chain extenders, such as 1,4-Butanediol (1,4-BD) and Hydroquinone Bis(2-Hydroxyethyl) Ether (HQEE), react with isocyanate-terminated prepolymers to form the hard segments within the TPU polymer chain. The structure and length of the glycol molecule directly influence the hard segment's ability to crystallize, which in turn affects the overall mechanical properties of the TPU. For example, using longer or more rigid diols can lead to increased hardness and modulus.
When you aim to purchase diol chain extenders for TPU, consider the specific performance attributes you wish to achieve. 1,4-Butanediol is a widely used aliphatic diol that imparts good flexibility and toughness. Aromatic diols like HQEE can offer enhanced heat resistance and mechanical strength, though they often come with higher melting points and costs. Our role as a dedicated chemical manufacturer in China is to provide access to these essential components.
The processing characteristics of TPU can also be influenced by the choice of glycol chain extender. Some diols may require higher processing temperatures or have different viscosities, impacting extrusion, injection molding, or calendering processes. Selecting the right extender ensures not only optimal material properties but also efficient manufacturing. We are a trusted supplier of chemical intermediates that cater to these precise needs.
NINGBO INNO PHARMCHEM CO.,LTD. is a leading provider for those looking to buy high-quality glycol chain extenders. We offer a comprehensive range of products to meet the diverse requirements of the TPU industry. If you are seeking to enhance the hardness and strength of your thermoplastic polyurethanes, our selection of glycols is an excellent starting point. Contact us to inquire about our product availability, pricing, and to discuss your specific TPU formulation needs. We are your go-to supplier for TPU additives in China.
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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.
