Process for preparing a masterbatch in the liquid phase

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United States of America Patent

PATENT NO 9512281
APP PUB NO 20130345348A1
SERIAL NO

13997458

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Abstract

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The invention relates to a process for the preparation of a masterbatch in the liquid phase based on one or more diene elastomer latexes and on one or more fillers, comprising the following successive stages:

    preparation of a stable and homogeneous aqueous dispersion by mixingone or more diene elastomer latexes withone or more stable aqueous dispersions of one or more fillers, the said fillers;homogenization of the aqueous dispersion,coagulation within the aqueous dispersion of the said diene elastomer latex or latexes with the filler or fillers by supplying mechanical energy,recovery of the coagulum,drying the recovered coagulum in order to obtain the masterbatch.

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Patent Owner(s)

Patent OwnerAddress
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINFRENCH CLERMONT FERRAND

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Berriot, Julien Clermont-Ferrand, FR 15 221
Bibette, Jérôme Paris, FR 28 106
De, Gaudemaris Benoît Clermont-Ferrand, FR 6 74
Martinez, Pedrero Fernando Madrid, ES 4 34

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