Masterbatch jẹ iṣelọpọ nipasẹ jijẹ aṣoju antimicrobial Organic (iyọ polyguanidine) sinu awọn pilasitik nipasẹ polymerization-ọpọlọpọ awọn ipele ati iyipada.Awọn fiimu Antibacterial, awọn igbimọ ati awọn ọja ṣiṣu miiran le ṣee ṣe nipasẹ fifi kun masterbatch.Ti a ṣe afiwe pẹlu awọn pilasitik antimicrobial inorganic (fadaka, bàbà, oxide zinc), ọja yii ni iyara antimicrobial yiyara ati ipa inhibitory to dara lori elu ati ọlọjẹ.