MIXER AND PROCESS FOR USE

摘要

A MIXER AND METHOD OF USING THE MIXER IS DISCLOSED IN WHICH A CLOSED CHAMBERED VESSEL CAPABLE OF BOTH HOLDING PRESSURE AND VACUUM IS CHARGED WITH A MIXTURE OF ELASTOMER AND MATERIALS TAKEN FROM THE GROUP TALL OIL, FATTY ACIDS AND RESIDUES OF TALL OIL PRODUCTION. THE CHARGE MIXTURE IS HEATED UNDER PRESSURE WITHOUT EXCESSIVE FRICTION HEAT. AFTER THE HEATING CYCLE, THE MIXER ATMOSPHERE IS EVACUATED UNDER VACUUM, AND THEN THE MIX IS DISCHARGED.