Optical brightener KSB feem ntau yog siv rau kev ntxuav hniav dawb ntawm hluavtaws fibers thiab cov khoom yas.Nws kuj tseem muaj qhov ci ci tseem ceeb ntawm cov khoom siv xim xim.Nws yog dav siv hauv cov yeeb yaj kiab yas, cov ntaub ntawv laminated molding, cov ntaub ntawv txhaj tshuaj molding, thiab lwm yam, rau polyolefin, PVC, Foamed PVC, TPR, EVA, PU ua npuas ncauj, hluavtaws roj hmab, thiab lwm yam.Nws tseem tuaj yeem siv rau cov xim pleev xim dawb, xim ntuj, thiab lwm yam, thiab muaj cov teebmeem tshwj xeeb ntawm cov yas foaming, tshwj xeeb tshaj yog EVA thiab PE foaming.