| 主权项 |
1. A modified conjugated diene-based polymer represented by Chemical Formula 2 below: wherein R1 is a C1-C20 alkylene group and is substituted with an amine group or an ether group, and R2 and R3 are a C1-C10 alkyl group, an amine group or an acryl group; P is (Y—X), in which X is a single bond or P2, and Y is Br or P3; P2 is a conjugated diene-based polymer or an acrylic or nitrile compound, with a molecular weight of 10 to 100,000 g/mol, and P1 and P3 are a conjugated diene-based polymer or an acrylic or nitrile compound, with a molecular weight of 10,000 to 2,000,000 g/mol; and a and b are each independently 0, 1, 2, or 3, a+b is 1, 2, or 3, m is an integer of 2 to 4, and n is an integer of 1 to 3. |
