CN104487506B - Rubber composition for tire tread and pneumatic tire - Google Patents

Rubber composition for tire tread and pneumatic tire Download PDF

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Publication number
CN104487506B
CN104487506B CN201380038132.7A CN201380038132A CN104487506B CN 104487506 B CN104487506 B CN 104487506B CN 201380038132 A CN201380038132 A CN 201380038132A CN 104487506 B CN104487506 B CN 104487506B
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CN
China
Prior art keywords
mass
rubber
rubber composition
silica
branch
Prior art date
Application number
CN201380038132.7A
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Chinese (zh)
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CN104487506A (en
Inventor
宫崎达也
Original Assignee
住友橡胶工业株式会社
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Priority to JP2012-173155 priority Critical
Priority to JP2012173155 priority
Application filed by 住友橡胶工业株式会社 filed Critical 住友橡胶工业株式会社
Priority to PCT/JP2013/066330 priority patent/WO2014021002A1/en
Publication of CN104487506A publication Critical patent/CN104487506A/en
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Publication of CN104487506B publication Critical patent/CN104487506B/en

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