Patent ID: 7709564

Claim:
A tire having a belt prepared by using a rubber composition for coating a steel cord, comprising: 40 to 80 parts by weight of silica having a nitrogen adsorbing-specific surface area of 100 to 200 m 2 /g; 1 to 15 parts by weight of a silane coupling agent; 0.5 to 3 parts by weight of potassium borate; 10 to 20 parts by weight of zinc oxide; 3.5 to 6 parts by weight of sulfur; and 0.5 to 2 parts by weight of organic cobalt, on the basis of 100 parts by weight of a diene rubber component, wherein said organic cobalt is at least one kind selected from the group consisting of cobalt naphthenate, cobalt stearate, cobalt oleate and cobalt maleate or at least two kinds thereof in combination.