PP plastic bottle
Polypropylene (pp) and polystyrene (ps) are two common polymers used in the manufacture of plastic consumables. Polypropylene and polystyrene are similar in many applications, but their [...]
2020-08-05
This time has been in the introduction of a number of articles about pet plastic bottles, neglecting to introduce the market has been used to compare with pet pp [...]
2020-07-06
