Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Naoki Sugiyama
Ryoji Tanaka
Koichiro Tani
Kunpei Kobayashi
Date of Patent
September 5, 2023
Patent Application Number
17587266
Date Filed
January 28, 2022
Patent Citations
Patent Primary Examiner
A method for producing a rubber composition may include: mixing modified silica (B), pre-prepared by surface treatment of unmodified silica, with a modified conjugated diene-based polymer (A) and a polymer having crystalline character (C). A crosslinked product may be produced through crosslinking a rubber composition obtained from such a method. The crosslinked product may be used for producing a tire including a tread and a sidewall, wherein at least one of the tread and the sidewall is formed of the crosslinked product.
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