Pulverization process of a vulcanized rubber material

Details Pulverization process of a vulcanized rubber material Pulverization process of a vulcanized rubber material

B - Operations, Transporting

29

B

B29B 17/00 (2006.01) B02C 23/06 (2006.01) B29B 13/10 (2006.01) B29B 17/02 (2006.01)

Patent

CA 2507335

The present invention relates to a process for producing a rubber powder from a vulcanized rubber material. The process comprises the steps of: a) feeding a grinding device with the vulcanized rubber material; b) contacting the vulcanized rubber material with at least one liquid coolant; c) introducing at least one grinding aid additive into said grinding device; d) operating the grinding device so as to grind the vulcanized rubber material to form a rubber powder, and e) discharging the rubber powder from the extruder.

La présente invention concerne un procédé de production de poudre de caoutchouc à partir de caoutchouc vulcanisé. Ce procédé enchaîne plusieurs opérations: a) alimentation en caoutchouc vulcanisé d'un broyeur; b) mise en contact du caoutchouc vulcanisé avec un liquide de refroidissement; c) introduction d'au moins un adjuvant de broyage dans le broyeur; d) mise en fonctionnement du broyeur de façon à broyer le caoutchouc vulcanisé pour obtenir une poudre de caoutchouc; et e) décharge de la poudre de caoutchouc de l'extrudeuse.

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