专利检索 ap:("UBE INDUSTRIES, LTD.") AND inv:"Yuta Yamada" 第 1 页

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发明授权
Catalyst for conjugated diene polymerization, conjugated diene polymer, modified conjugated diene polymer, polybutadiene, and compositions comprising foregoing 有权

公开(公告)号：US10053526B2

公开(公告)日：2018-08-21

申请号：US15324398

申请日：2015-07-09

申请人： UBE INDUSTRIES, LTD.

发明人： Koji Shiba , Yuta Yamada , Suguru Fukazawa , Naomi Okamoto

IPC分类号： C08F4/44 , C08F136/06 , C08L47/00 , C08L9/06 , C08L7/00

CPC分类号： C08F136/06 , C08K3/04 , C08K3/06 , C08K3/22 , C08K3/36 , C08K5/09 , C08L7/00 , C08L9/00 , C08L9/06 , C08L47/00 , C08L91/00 , C08F4/545 , C08F4/80

摘要： A catalyst for a conjugated diene polymerization including a metal compound (A) containing terbium, lanthanum, dysprosium, praseodymium, holmium, erbium, thulium, or gadolinium, an ionic compound (B) consisting of a non-coordinating anion and a cation, and an organic metal compound (C) of an element selected from the groups 2, 12 and 13 of the periodic table; a process for producing a conjugated diene polymer and a modified conjugated diene polymer using the same; a conjugated diene polymer; and a modified conjugated diene polymer.