A method for preparing a masterbatch of synthetic elastomer and of carbon-based filler, which comprises the following steps: preparing an aqueous dispersion of carbon-based filler having a zeta potential with the opposite sign to that of an anionic or cationic synthetic elastomer latex, the difference between the potentials of the anionic or cationic elastomer latex and the aqueous dispersion of carbon-based filler being such that the absolute value thereof is greater than or equal to 20 mV, bringing together, and mixing, the anionic or cationic synthetic elastomer latex and the aqueous dispersion of carbon-based filler to obtain a coagulum, recovering the coagulum, and drying the recovered coagulum in order to obtain the masterbatch.
MÉTHODE DE PRÉPARATION D'UN MÉLANGE MAÎTRE D'ÉLASTOMÈRE DIENIQUE SYNTHETIQUE ET DE CHARGE CARBONÉE
PREPARATION METHOD OF A MASTERBATCH OF SYNTHETIC DIENIC ELASTOMER AND A CARBONACEOUS CHARGE
HERSTELLUNGSVERFAHREN FÜR EIN MASTERBATCH EINES SYNTHETISCHEN DIENISCHEN ELASTOMEREN UND KOHLENSTOFFHALTIGEN FÜLLSTOFFES
2019-10-16
Patent
Electronic Resource
French
IPC: | C08J Verarbeitung , WORKING-UP / B60C VEHICLE TYRES , Fahrzeugreifen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |
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