Chemically treated fillers and polymeric compositions...

Details Chemically treated fillers and polymeric compositions... Chemically treated fillers and polymeric compositions...

C - Chemistry, Metallurgy

09

C

C09C 1/30 (2006.01) C08K 9/06 (2006.01) C09C 3/08 (2006.01) C09C 3/12 (2006.01)

Patent

CA 2382028

Described are fillers, e g., inorganic oxides, that have been chemically treated to have a carbon content of greater than 1 weight percent, a mercapto content of at least 0.15 weight percent, a Silane Conversion Index of at least 0.3 and a Standard Reinforcement Index of 4 or more Polymeric compositions that contain such treated fillers are also described.

La présente invention concerne des matières de charge tels que des oxydes minéraux, qui ont été traitées thermiquement pour avoir une teneur en carbone supérieure à 1 % en poids, une teneur en mercapto d'au moins 0,15 % en poids, un indice de transformation silane d'au moins 0,3 et indice de renforcement standard de 4 ou plus. Cette invention concerne également des compositions polymères contenant des matières de charge traitées de ce type.

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