发明名称 |
METHODS FOR PREPARATION OF PROPYLENE POLYMERS |
摘要 |
Disclosed herein is a polymerization method of propylene, which can prepare a propylene homopolymer with both high fluidity and high rigidity as well as a propylene/α-define copolymer having both high fluidity and a good rigidity-toughness balance by, for example, control of polymerization steps and elevation of polymerization temperature, while the catalyst still maintains a relatively high polymerization activity. |
申请公布号 |
US2014121337(A1) |
申请公布日期 |
2014.05.01 |
申请号 |
US201314067289 |
申请日期 |
2013.10.30 |
申请人 |
BEIJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY, CHINA PETROLEUM & CHEMICAL CORP;CHINA PETROLEUM & CHEMICAL CORPORATION;CNINA PETROLEUM & CHEMICAL CORPORATION |
发明人 |
YU LUQIANG;YANG ZHICHAO;CHEN JIANGBO;ZHANG JIANXIN;DU YAFENG;TONG QINYU;SUN KANG;LIU YANG;ZOU JIE;WANG LUSHENG;DAI ZENGYUE;TAN ZHONG |
分类号 |
C08F210/06 |
主分类号 |
C08F210/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|