Polyvinyl alcohol (PVA) yog ib qhov polymer tsim los uas paub tshaj plaws rau nws tus cwj pwm hauv dej, kev nyiaj ib tug, thiab kev tshuam cov duab. Cov yam ntxwv no ua rau nws zoo tagnrho rau kev siv ntau yam, ntawm adhesive mus rau coatings. Hauv cheeb tsheev no, PVA siv ua thawj chaw kho uas pab txhim kho qhob thiab pab tso cai rau kev txo nqis. Nws kuj siv hauv kev tshen qhov chaw rau kev tsim adhesive thiab coatings nyob rau qhov zoo tshaj tsaus siab hauv kev nyiam thiab kev tso cai rau dej. Tom qab ntawd, PVA feem ntau siv hauv kev kho kom zoo rau kev tshuam cov duab smooth, flexible hauv kab.