Polyvinyl alcohol (PVA) tuaj yeem pom hauv ntau hom, nrog txhua hom tsim rau kev siv xaiv. Cov hom uas siv ntau tshaj plaws yog tag nrho hydrolyzed, nruab nrab, thiab cov qib tshwj xeeb. Vim nws qhov peev xwm tsim cov yeeb yaj kiab zoo, tag nrho hydrolyzed PVA yuav siv tau hauv cov xwm txheej uas xav tau kev tiv thaiv dej siab, xws li hauv cov ntaub ntawv ntim. Partially hydrolyzed isoform ntawm PVA muaj qhov solubility siab dua hauv dej thiab yog li ntawd yog qhov zoo tshaj plaws rau kev siv hauv cov adhesives thiab cov khoom coating. Cov qib tshwj xeeb ntawm polymers yog tsim rau cov khw tshwj xeeb thiab muab qee yam haujlwm xws li kev tiv thaiv kub siab lossis 'recyclable' cov haujlwm kom ntseeg tau tias tsis muaj qhov xav tau ntawm cov neeg siv uas tsis tau teb.