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Jerin Rosin Resin SOR – SOR 424
Rosin resin SOR 424 resin ne mai launin haske da kwanciyar hankali, wanda aka gina shi akan rosin da polyacid mara cikawa a matsayin kayan asali. Rosin da maleic anhydride don ƙara amsawa da esterification na pentaerythritol, kuma an haɓaka shi ta hanyar tsaftacewa, canza launi, gyarawa da sauran hanyoyin. Varnish ɗin da aka samar yana da fa'idodin haske mai yawa, tauri mai yawa da mannewa mai ƙarfi.
