Azido-PEG4-acrylic acid is a functional polymer compound with a unique chemical structure. The core structure of this product is based on PEG (Polyethylene glycol), one end connected to an azido group, and the other end linked to acrylic acid through an acrylate bond. This fine structural design endows the product with good water solubility and biocompatibility. The production process is rigorous, involving high polymer synthesis and fine chemical processes to ensure the product's high purity and stability. Azido-PEG4-acrylic acid is commonly used in the fields of biomaterials, drug carriers, and medical polymers. In the field of biomedicine, its biocompatibility and stability make it an important component of tissue engineering and drug delivery systems. Additionally, it plays a significant role in research and applications in the fields of polymer science and materials science.