Polyamide (PA), also known as Nylon, is a kind of high molecular polymer containing amide groups in repeating units on the molecular backbone.
Nylon can be made into all kinds of plastics, and can be brushed into fiber, can also be made into film, paint and adhesive, etc.
Because nylon has good mechanical, heat resistance, wear resistance and other properties, products can be widely used in clothing, industrial supplies, automobiles, machinery, electronics and electrical, transportation, packaging industry and many other fields.