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Durability ntawm polyethylene zaj duab xis

Polyethylene zaj duab xis yog qhov ruaj khov thiab ua haujlwm ruaj khov thoob plaws ntau qhov chaw. Txawm li cas los xij, nws cov kav ntev yog cuam tshuam los ntawm yam xws li lub teeb raug, kub, av noo, thiab oxygen. Ntev ntev raug rau ultraviolet (UV) hluav taws xob tuaj yeem ua rau daim duab -oxidation, ua rau molecular saw scission thiab poob ntawm kev ua haujlwm. Cov kub kub kuj tseem ua rau cov txheej txheem kev laus ntawm cov yeeb yaj kiab.

 

Hais txog cov lus nug ntawm seb puas yog polyethylene zaj duab xis "dissols" dhau sij hawm, qhov teeb meem tseem ceeb yog kev txhawj xeeb seb cov khoom puas raug degradation los yog laus thaum siv ntev. Raws li ib txwm muaj, polyethylene zaj duab xis degrades qeeb thiab muaj lub neej ua haujlwm ntev. Txawm li cas los xij, nyob rau hauv ib puag ncig hnyav-xws li kev raug kub hnyiab ntev los yog lub teeb khaus heev- tus nqi ntawm degradation nrawm nrawm, uas ua rau nkig, tawg, thiab kev ua haujlwm tsawg.

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