Method for preparing a masterbatch of natural rubber and magnesium-doped silica

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United States of America Patent

PATENT NO 9505890
APP PUB NO 20140256845A1
SERIAL NO

14350440

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Abstract

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Method for preparing a silica/natural rubber masterbatch, including: doping the silica with magnesium; preparing at least one dispersion of the resulting doped silica in water; bringing a natural rubber field latex into contact with the aqueous doped-silica dispersion and mixing them together so as to obtain a coagulum; recovering the coagulum; and drying the recovered coagulum so as to obtain the masterbatch.

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Patent Owner(s)

Patent OwnerAddress
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN23 PLACE DES CARMES-DECHAUX 63000 CLERMONT-FERRAND 63000

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Berriot, Julien Clermont Ferrand, FR 15 221
De, Gaudemaris Benoit Clermont-Ferrand, FR 25 206
Laffargue, Geraldine Clermont-Ferrand, FR 7 112

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