Hoʻohana ʻia ʻo PBT master batch i ke kala ʻana o ka PBT loose tube, ua ʻike ʻia e ka dispersibility maikaʻi, ke kala like ʻole, ke kiʻekiʻe kiʻekiʻe, ka haʻahaʻa haʻahaʻa a me ke kūʻē ʻana i ka neʻe ʻana, a ʻaʻohe hopena i nā waiwai mechanical o nā huahana PBT.A loaʻa iā ia nā pōmaikaʻi o ke kumukūʻai haʻahaʻa, ka hana maʻalahi, maʻalahi e hoʻololi i ke kala, maʻalahi e hoʻohana a mālama i ka manawa hana.