Cov txheej txheem ntawm polyvinyl alcohol yeeb yaj kiab tshwm sim los ntawm ntau qhov tseem ceeb ntawm cov kauj ruam uas yog polymerization, yeeb yaj kiab casting thiab qhuav. PVA yeeb yaj kiab muaj cov yam ntxwv barrier zoo heev thiab kuj muaj biodegradability thiab functionality hauv kev npog ntau hom lag luam los ntawm packaging thiab agriculture. Yog li ntawd, cov yeeb yaj kiab no yog kho kom haum rau muab cov lag luam nrog cov khoom uas muaj kev ua tau zoo thiab cov khoom uas haum rau cov nqi hauv cov ntsiab lus ib puag ncig.