Poly vinyl Alcohol (PVA) yog ib qho polymer tsim los ntawm tib neeg nrog ntau yam kev siv hauv ntau hom lag luam. Hauv kev lag luam textile, nws yog siv ua sizing agent uas pab txhim kho lub zog thiab finishing ntawm cov ntaub. Poly vinyl alcohol (PVA) yog siv hauv kev tsim kho ua ib qho binder hauv adhesives thiab cements uas txhim kho lub zog ntawm cov cement thiab nce nws qhov kev tiv thaiv dej. PVA kuj tseem yog siv hauv cov ntaub ntawv ntim uas tsim los rau qhov kev xav, qhov twg nws muab kev tiv thaiv tiv thaiv dej vapor, huab cua thiab lwm yam gas. Vim muaj cov yam ntxwv zoo li no, PVA tseem yog ib qho polymer uas nyiam rau cov neeg tsim khoom uas tab tom nrhiav cov khoom zoo thiab muaj kev ntseeg tau.