Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JPH08188673
Kind Code:
A
Abstract:
PURPOSE: To improve the abrasion resistance and aging resistance of a pneumatic tire without detriment to its good on-ice performance.
CONSTITUTION: The cap tread section of a pneumatic tire is formed from a rubber compsn. which contains 100 pts.wt. diene rubber having a glass transition point (Tg) of -45°C or lower and up to 65 pts.wt. carbon black having a nitrogen-adsorption specific surface area (N2SA) of 140m2/g or higher, a DBP absorption of 120ml/100g or higher, a ΔDBP of 30ml/100g or higher, and a half-value width (ΔDst) of agglomerate distribution of 50mμm or lower when measured by centrifugal sedimentation.
Inventors:
MIDORIKAWA SHINGO
KAWAKAMI KINYA
MIURA ERI
KAWAKAMI KINYA
MIURA ERI
Application Number:
JP424495A
Publication Date:
July 23, 1996
Filing Date:
January 13, 1995
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
B60C11/00; B60C1/00; C08K3/04; C08L9/00; (IPC1-7): C08L9/00; B60C11/00; C08K3/04
Attorney, Agent or Firm:
Takashi Ishida (2 outside)