Lg Chem, Ltd

Cheol Jae Kim

Won Mun Choi

Ji Eun Kim

Seung Ho Choi

Min Soo Kim

Won Taeck Lim

Dae June Joe

The present invention relates to a modifier represented by Formula 1, a method of preparing the same, a modified conjugated diene-based polymer having a high modification ratio which includes a modifier-derived functional group, and a method of preparing the polymer.

Modified conjugated diene-based polymer and method of preparing the same

The present invention provides a compound represented by Formula 1, a modified and conjugated diene-based polymer with a high modification ratio, which includes a functional group derived from the compound, a method for preparing the polymer, a rubber composition including the polymer, and a tire manufactured from the rubber composition.

Modified and conjugated diene-based polymer and method for preparing thereof

The present invention provides a novel method for preparing an aminosilane-based compound, by which an aminosilane-based compound used for preparing a modified and conjugated diene-based polymer which shows excellent affinity with an inorganic filler in a rubber composition and increases dispersibility, may be prepared in high purity and high yield.

Method for preparing aminosilane-based compound

The present invention relates to a modified styrene-butadiene copolymer with a high modification ratio, including a functional group derived from a modifier represented by Formula 1, a preparation method thereof, a rubber composition including the same, and a tire manufactured from the rubber composition.

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Daejeon, South Korea

Cheol Jae Kim