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US 11,319,429 B2Granted
Masterbatch manufacturing method and tire manufacturing method
AssigneeToyo Tire Corporation
InventorAkihito Mitsui
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Abstract
A masterbatch manufacturing method in accordance with the present disclosure comprises an operation in which pre-coagulation rubber latex comprising filler is coagulated to obtain a coagulum; an operation in which the coagulum is dewatered; and an operation in which the dewatered coagulum is plasticized as it is dried by means of an extruder; wherein, during the operation in which the dewatered coagulum is plasticized as it is dried, the coagulum comprises a peptizing agent.
Claims9
A masterbatch manufacturing method comprising:
- an operation in which pre-coagulation rubber latex comprising filler is coagulated to obtain a coagulum;
- an operation in which the coagulum is dewatered;
- and
- an operation in which the dewatered coagulum is plasticized as it is dried by means of an extruder;
- wherein, during the operation in which the dewatered coagulum is plasticized as it is dried, the coagulum comprises a peptizing agent, and the peptizing agent is added to the coagulum during at least one operation selected from among the group consisting of the operation in which the coagulum is dewatered and the operation in which the dewatered coagulum is plasticized as it is dried.
2 more elements
Dependencies are inferred from the claim text.