申请人:Pellegatti Giampaolo
公开号:US20100119752A1
公开(公告)日:2010-05-13
Butene-1 terpolymers having
a content of propylene derived units of 0.5-13% mol, and
a content of ethylene derived units of 1-3% mol,
a ratio C3/C2 of the content of propylene and ethylene derived units is of from 1 to 10, said butene-1 terpolymers having a melt flow rate MIE, measured at 190° C./2.16 Kg of from 0.3 to 3 g/10 min, and a molecular weight distribution curve determined by GPC with a ratio Mw/Mn of from 4 to 10, and the portion of molecular weights of 1×10
5
or lower, accounting for 22% or larger of the total area.
含有丙烯衍生单元0.5-13%摩尔的丁烯-1三元聚合物和含有乙烯衍生单元1-3%摩尔的丁烯-1三元聚合物,其丙烯和乙烯衍生单元的比例C3/C2为1至10,所述丁烯-1三元聚合物的熔体流动速率MIE,在190°C/2.16千克下测量为0.3至3克/10分钟,并且由GPC确定的分子量分布曲线的Mw/Mn比率为4至10,分子量为1×105或更低的部分占总面积的22%或更大。