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Jerin Rosin Resin SOR – SOR 422
Rosin resin SOR 422 wani resin maleic acid ne, wanda kuma aka sani da resin maleic acid da aka bushe. Yana da wani abu mai ƙarfi da aka shirya ta hanyar amsawar rosin da maleic acid wanda aka gyara ta hanyar ƙara rosin zuwa maleic acid anhydride da esterification tare da glycerol ko pentaerythritol.
