PVA 2488 thiab PVA 1799 yog ob qho PVOH qib uas muaj cov yam ntxwv zoo thiab tsim rau ntau hom kev siv hauv cov lag luam. PVA 2488 yog qhov txawv los ntawm nws qhov siab viscosity thiab qhov zoo film formation uas yog tshwj xeeb heev hauv thaj chaw uas xav tau kev nplij siab thiab dej tiv thaiv cov yeeb yaj kiab. PVA 1799 yog ntau dua flexible thiab yog tshwj xeeb heev hauv textile thiab ntawv applications. Cov neeg siv khoom tuaj yeem kho lawv cov kev xav tau ua haujlwm kom haum rau cov khoom tshwj xeeb vim lawv tam sim no paub txog cov yam ntxwv thiab cov khoom ntawm txhua qhov khoom uas tuaj yeem nrhiav tau.