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Issue:
Study on properties of post-metallocene propylene based plastomers
Author(s):
Guo Wenyu
,
Peng Bo
,
Bian Qingquan
,
Liu Jiaqin
,
Wang Xiongqing
Pages:
62
-
64
Year:
2007
Issue:
5
Journal:
NEW CHEMICAL MATERIALS
Keyword:
后茂金属催化剂
;
聚丙烯
;
性能
;
Abstract:
以等规PP和嵌段共聚PP为对比样,研究了用后茂金属催化剂制备的丙烯基塑性体的基本性能.结果表明,丙烯基塑性体的熔点、结晶温度、熔融焓、结晶度和玻璃化转变温度较等规PP和嵌段共聚PP都有大幅度的下降,并且熔限变宽,不能形成完善的球晶.从而在拉伸性能上表现为:屈服强度下降,断裂伸长率增加.
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