| http://www.w3.org/ns/prov#value | - The rubber, the fillers and the carboxyalkyl oligosulfides of formula (I) according to the invention may be mixed in typical mixing units, for example on mixing rolls and in internal mixers and mixing extruders which generally operate with shear rates of 1 to 1,000 sec-1 and preferably 1 to 200 sec-1.
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