Polyester hot melt adhesive has a wide range of applications. Functional and modified hot melt adhesives are research hot spots.

polyester refers to a polymer containing ester groups in the main chain. it is made of dimethyl terephthalate, isophthalic acid, hexylene glycol and butylene glycol and other polyacids and polyols as raw materials. through esterification reaction, ester it is produced through exchange reaction and polycondensation reaction, and can be divided into two categories: thermoplastic polyester…