申请人:Kacker Smita
公开号:US20080071090A1
公开(公告)日:2008-03-20
A composition having the formula I
where R
1
and R
2
are independently hydrogen, C
1
to C
12
linear and branched alkyl, C
3
to C
12
cycloalkyl, aryl, C
1
to C
12
alkoxy, F, Cl, SO
3
, C
1
to C
12
perfluoroalkyl, and N(CH
3
)
2
,
R
3
is independently selected from the group consisting of hydrogen, C
1
to C
12
linear and branched alkyl, C
3
to C
12
cycloalkyl, aryl, and 2,2,2-trifluoroethyl,
A is —C(R
4
)—, —(CH
2
)
x
—, —(CH
2
)
x
NH(CH
2
)
x
—, or —CY
2
CY
2
—, where R
4
is a hydrocarbyl, halosubstituted hydrocarbyl, or alkoxy group of from 1 to 12 carbon atoms, x is an integer from 1 to 12, and Y is halogen, and X is halogen, triflate, acetate, trifluoroacetate, hydride, or tetrafluoroborate. When combined with an activating co-catalyst is useful in polymerizing olefinic monomers.
具有公式I的化合物,其中R1和R2独立地为氢、C1至C12的线性和支链烷基、C3至C12的环烷基、芳基、C1至C12的烷氧基、F、Cl、SO3、C1至C12的
全氟烷基和N(
CH3)2,R3独立地选择自氢、C1至C12的线性和支链烷基、C3至C12的环烷基、芳基和
2,2,2-三氟乙基的群,A为—C(R4)—、—(
CH2)x—、—( )xNH( )x—或—CY2CY2—,其中R4为1至12个碳原子的烃基、卤代烃基或烷氧基,x为1至12的整数,Y为卤素,X为卤素、
三氟甲磺酸盐、
乙酸盐、
三氟乙酸盐、
氢化物或四
氟硼酸盐。当与活化共催化剂结合时,可用于聚合烯烃单体。