Chii chinonzi High Density Polyethylene
High density polyethylene (HDPE), chena poda kana granular chigadzirwa. Isiri-chepfu, isina kunaka, crystallinity ye80% kusvika 90%, kupfava kwe125 kusvika 135 ° C, shandisa tembiricha kusvika ku100 ° C; kuoma, kusimba simba uye ductility zviri nani pane yakaderera density polyethylene; kupfeka kupikisa, magetsi Kuchengetedza kwakanaka, kusimba uye kudzivirira kutonhora; kunaka kwemakemikari kugadzikana, kusingagadzirike mune chero organic solvent pakamuri tembiricha, ngura kuramba acid, alkali uye akasiyana munyu; firimu rakaonda permeability kumhute yemvura uye mhepo, kutorwa kwemvura Yakaderera; kushomeka kusakara kuchembera, kushushikana kwezvakatipoteredza kuputsa kuramba hakuna kunaka seyakaderera density polyethylene, kunyanya kupisa kwemafuta kunoderedza kushanda kwayo, saka antioxidants uye ultraviolet absorbers inofanira kuwedzerwa kune resin kuvandudza kushomeka uku. High-density polyethylene firimu ine yakaderera kupisa kupisa tembiricha pasi pekunetseka, saka teerera pairi paunenge uchiishandisa.
[Zita reChirungu] High Density Polyethylene[Chishona chipfupiso] HDPE
[Zita rakajairika] Low pressure ethylene
[Chimiro monomer] Ethylene [Basic maitiro] HDPE ivhu rakajeka-rakafanana newakisi rine giravhiti yakareruka kupfuura mvura, ine giravhiti chaiyo ye0.941 ~ 0.960. Iyo yakapfava uye yakaoma, asi yakaomarara zvishoma pane LDPE, uye zvakare inotambanudzwa zvishoma, isina-chepfu uye isina kunaka.
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