EVOH (Ethylene Vinyl Alcohol) resins tau txais kev siv dav hauv kev lag luam tsheb, tshwj xeeb tshaj yog nyob rau hauv thaj chaw ntawm cov roj systems, vim lawv cov khoom zoo heev. Lub peev xwm ntawm EVOH los txo qhov permeation ntawm cov roj av vapors ua lub luag haujlwm tseem ceeb hauv kev tiv thaiv ib puag ncig thiab kev nyab xeeb ntawm lub tsheb, cim nws ua ib qho khoom siv tseem ceeb hauv kev tsim tsheb niaj hnub.

EVOH (Ethylene Vinyl Alcohol) cov resins tau txiav tawm qhov chaw tseem ceeb hauv kev lag luam ntim khoom noj vim lawv cov khoom tiv thaiv zoo heev, tshwj xeeb tshaj yog tiv thaiv cov pa roj thiab cov dej noo. Cov khoom no yog qhov tseem ceeb rau kev khaws cia cov khoom noj tshiab, ntev lub txee lub neej, thiab tswj cov saj zoo, ua rau EVOH yog ib qho tseem ceeb hauv cov txheej txheem ntim khoom noj.

Hauv kev lag luam tshuaj, qhov xav tau cov kev daws teeb meem ntim khoom uas muab kev tiv thaiv siab tiv thaiv cov dej noo thiab cov pa oxygen nkag mus yog qhov tseem ceeb heev. Kev ua kom ntseeg tau tias cov tshuaj rhiab heev muaj kev ncaj ncees thiab ua tau zoo xav tau cov ntaub ntawv uas tuaj yeem ua rau muaj kev thaiv tsis tu ncua. EVOH (Ethylene Vinyl Alcohol) resins tau tshwm sim ua cov neeg ua si tseem ceeb hauv thaj chaw no vim lawv muaj peev xwm tshwj xeeb los tiv thaiv cov khoom los ntawm cov yam ntxwv ib puag ncig uas puas tsuaj.