Color sealant composition with self-sealing performance for a tire
AssigneeKumho Tire Co., Inc.
InventorsYeon-Song Son, Heung-Goo Lee
Life of this patent
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Abstract
Disclosed is a color sealant composition with self-sealing performance useful for a tire. More specifically, disclosed are a color sealant composition with self-sealing performance useful for a tire which includes 10 to 60 wt. parts of surface modified silica, 0.05 to 5 wt. parts of pigment, 40 to 100 wt. parts of polybutene having a number average molecular weight of 1,000 to 1,500, 60 to 300 wt. parts of polybutene having a number average molecular weight of 2,000 to 3,000, and 5 to 15 wt. parts of peroxide, to 100 wt. parts of raw rubber, and a tire including the color sealant composition.
Claims4
A color sealant composition for a tire, comprising:
- to 100 wt. parts of raw rubber,
- 10 to 60 wt. parts of surface modified silica prepared by placing silica at 300 to 500° C. for 30 minutes to 3 hours,
- 0.05 to 5 wt. parts of pigment,
- 40 to 100 wt. parts of polybutene having a number average molecular weight of 1,000 to 1,500,
- 60 to 300 wt. parts of polybutene having a number average molecular weight of 2,000 to 3,000, and
- 5 to 15 wt. parts of peroxide, so as to have self-sealing performance.
Dependencies are inferred from the claim text.