Kayayyakin filastik gama gari:
Filastik ɗin da aka saba amfani da shi ba abu ɗaya ba ne, an ƙirƙira shi daga abubuwa da yawa.Daga cikin su, manyan polymers na kwayoyin halitta (ko resins na roba) sune manyan abubuwan da ke cikin robobi.Bugu da ƙari, don inganta aikin robobi, dole ne a ƙara kayan taimako daban-daban, irin su filaye, filastik, mai mai, da stabilizers, a cikin manyan mahadi na kwayoyin halitta., Colorants, antistatic jamiái, da dai sauransu, na iya zama robobi tare da kyakkyawan aiki.
Additives na filastik, wanda kuma aka sani da ƙarar filastik, su ne mahadi waɗanda dole ne a ƙara su don inganta aikin aiki na polymer (resin synthetic) ko don inganta aikin guduro kanta lokacin da ake sarrafa polymer (resin synthetic).Alal misali, don rage yawan zafin jiki na polyvinyl chloride resin, ana ƙara filastik don sanya samfurin ya yi laushi;wani misali kuma shine ƙara mai yin kumfa don shirye-shiryen nauyi mai sauƙi, mai jure girgiza, zafi mai zafi, da kumfa mai sauti;Matsakaicin zafin jiki yana kusa da zafin jiki na gyare-gyare, kuma ba za a iya yin gyare-gyare ba tare da ƙara masu daidaita zafi ba.Don haka, abubuwan da ake ƙara filastik sun mamaye matsayi mai mahimmanci musamman a cikin sarrafa gyare-gyaren filastik.
Filastik mahadi ne na polymer (macromolecules), waɗanda aka fi sani da robobi ko resins, waɗanda aka yi su ta hanyar monomers azaman albarkatun ƙasa ta hanyar ƙari na polymerization ko halayen haɓakawa.Ana iya canza abun da ke ciki da siffar da yardar kaina.Ya ƙunshi resins na roba da masu cikawa.Plasticizer, stabilizer, mai mai, pigment da sauran addittu.
Lokacin aikawa: Nuwamba-10-2021
