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Rosin Resin SOR Series – SOR 424
Rosin resin SOR 424 yog cov xim sib dua thiab ruaj khov hloov kho resin, uas yog raws li rosin thiab unsaturated polyacid ua cov khoom siv raw. Rosin thiab maleic anhydride rau kev ntxiv cov tshuaj tiv thaiv thiab esterification ntawm pentaerythritol, thiab tsim los ntawm kev ua kom zoo, decolorization, kev hloov kho thiab lwm yam txheej txheem. Cov kua roj vanish tsim los ntawm nws muaj qhov zoo ntawm qhov ci ntsa iab, siab hardness thiab muaj zog adhesion.
