申请人:Korea Kumho Petrochemical Co., Ltd.
公开号:US10711075B2
公开(公告)日:2020-07-14
Provided is a method of preparing a rubber composition, which includes (a) reacting a conjugated diene-based monomer with one or more of compounds in the presence of a first catalyst; (b) adding a conjugated diene-based monomer to a product of the step (a) and inducing a reaction; and (c) adding a second catalyst and a conjugated diene-based monomer to a product of the step (b) and inducing a reaction.
本发明提供了一种制备橡胶组合物的方法,该方法包括:(a) 在第一催化剂存在下,使共轭二烯基单体与一种或多种化合物反应;(b) 向步骤(a)的产物中加入共轭二烯基单体并诱导反应;以及(c) 向步骤(b)的产物中加入第二催化剂和共轭二烯基单体并诱导反应。