COMPOSIÇÃO DE BORRACHA QUE COMPREENDE POLIAMIDA COM BAIXA TEMPERATURA DE FUSÃO

BR112022016193B1Active Publication Date: 2026-08-04MICHELIN & CO (CIE GEN DES ESTAB MICHELIN)
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Patent Information

Application Number
BR112022016193
Authority / Receiving Office
BR · BR
Patent Type
Patents
Current Assignee / Owner
Priority Date
2020-04-09
Filing Date
2021-04-06
Publication Date
2026-08-04
Estimated Expiration
2041-04-06
Patent Text Reader

Abstract

RUBBER COMPOSITION COMPRISING POLYAMIDE WITH LOW MELTING POINT. The invention relates to a rubber composition based on at least one diene elastomer, 10 to 60 phr of carbon black, 5 to 30 phr of silica, a polyamide having a melting point below 170 °C, and a crosslinking system in which carbon black represents 50% to 95% by weight relative to the total weight of carbon black and silica. The invention also relates to a method for preparing the rubber composition and a rubber article comprising the composition according to the invention.
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