Linear low-density polyethylene (LLDPE) is non-toxic, tasteless, and odorless milky white particles with a density of 0.918~0.935g/cm3. Compared with LDPE, it has better softening temperature and melting temperature, and has high strength and toughness. Good rigidity, heat resistance, cold resistance, etc., also has good environmental stress cracking resistance, impact strength, tear resistance and other properties, and can be resistant to acids, alkalis, organic solvents, etc. and are widely used in industry, Agriculture, medicine, hygiene and daily necessities and other fields