CONJUGATED DIENE POLYMER PRODUCTION METHOD, AND CONJUGATED DIENE POLYMER COMPOSITION PRODUCTION METHOD
申请人:Sumitomo Chemical Company, Limited
公开号:US20150005440A1
公开(公告)日:2015-01-01
A method for producing a conjugated diene-based polymer is provided, in which compounds of formulas (2) and (3) and a conjugated diene compound are polymerized using a compound of formula (1), and then a compound containing a nitrogen atom and/or a silicon atom is reacted with an active end of the polymer formed via the polymerization,
R
11
represents a hydrocarbylene group, R
12
and R
13
each represent an optionally substituted hydrocarbyl group or a trihydrocarbylsilyl group, or R
12
is bonded to R
3
and the group in which R
12
is bonded to R
13
represents a hydrocarbylene group optionally having a nitrogen and/or oxygen atom, —Si(R
14
)
2
—(CH
2
)
x
—Si(R
14
)
2
—, or —Si(R
15
)
2
—(CH
2
)
y
−
, and M represents an alkali metal atom,
E
2
-A
2
(2)
E
3
-A
3
(3)
E
2
and E
3
each represent a hydrocarbyl group having a polymerizable carbon-carbon double bond, A
2
represents a substituted amino group or a nitrogen-containing heterocyclic group, and A
3
represents a substituted silyl group.
提供一种制备基于共轭二烯的聚合物的方法,其中使用式(1)的化合物聚合式(2)和(3)的化合物以及共轭二烯化合物,然后使用含有氮原子和/或硅原子的化合物与通过聚合形成的聚合物的活性末端反应。其中,R11代表烃基烷基,R12和R13分别代表可选取代的烃基或三烷基硅基,或者R12与R3结合,R12与R13结合的基团可选地具有氮和/或氧原子,-Si(R14)2-(CH2)x-Si(R14)2-,或-Si(R15)2-(CH2)y-,M代表碱金属原子,E2-A2(2)E3-A3(3)中,E2和E3分别代表具有可聚合碳-碳双键的烃基,A2代表取代的氨基或含氮杂环基团,A3代表取代的硅基。