The invention relates to a process which responds to this problem scenario. The invention therefore relates to a process for preparing a rubber composition based on at least one diene elastomer, a reinforcing filler, a crumb rubber and a crosslinking system, said process comprising at least the following steps: incorporating the reinforcing filler into the diene elastomer, all at once or in several stages, and mixing; when the temperature of the mixture reaches a temperature of greater than 100° C., adding the crumb rubber; continuing the mixing up to a maximum temperature of between 120° C. and 190° C.; cooling the mixture to a temperature of less than 100° C.; incorporating the crosslinking system and mixing up to a maximum temperature of less than 110° C.
PROCEDE DE PREPARATION D'UNE COMPOSITION DE CAOUTCHOUC COMPRENANT UNE POUDRETTE DE CAOUTCHOUC
METHOD FOR PRODUCING A RUBBER COMPOSITION COMPRISING A RUBBER CRUMB
VERFAHREN ZUR HERSTELLUNG EINER KAUTSCHUKZUSAMMENSETZUNG MIT EINEM KAUTSCHUKKRÜMEL
2022-10-26
Patent
Elektronische Ressource
Französisch
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