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GPDA, with CAS number 65096-46-0, stands for Glycol bis(p-aminobenzoate). It is an organic compound that belongs to the class of aromatic amines. GPDA has a molecular formula of C16H18N2O5 and a molecular weight of 318.33 g/mol.
GPDA is a white to off-white powder or crystalline solid. It is sparingly soluble in water but soluble in organic solvents such as ethanol and acetone. The compound consists of two p-aminobenzoate (PABA) units connected by a glycol (ethylene glycol) linker.
GPDA is primarily used as a cross-linking agent and curing agent in the production of epoxy resins. It enhances the mechanical properties and heat resistance of epoxy-based materials. GPDA is also employed in the synthesis of polyesters, polyurethanes, and other polymers.
Due to its chemical structure and applications, GPDA finds use in various industries, including coatings, adhesives, composites, and electronics. It provides improved strength, durability, and thermal stability to the materials it is incorporated into.