发明名称 |
MULTIMODAL POLYETHYLENE MATERIAL |
摘要 |
The present invention relates to a polyethylene resin having a multimodal molecular weight distribution, said resin being further characterized in that it has a density in the range of from about 0.925 g/ccm to about 0.950 g/ccm, a melt index (I<SUB>2</SUB>) in the range of from about 0.05 g/10 min to about 5 g/10 min, and in that it comprises at least one high molecular weight (HMW) ethylene interpolymer and at least a low molecular weight (LMW) ethylene polymer, and a composition comprising such resin. Also provided is a shaped article comprising said resin or composition, in particular a pipe. |
申请公布号 |
EP1425344(A1) |
申请公布日期 |
2004.06.09 |
申请号 |
EP20020759487 |
申请日期 |
2002.08.28 |
申请人 |
DOW GLOBAL TECHNOLOGIES INC. |
发明人 |
SCHRAMM, DETLEF;QUACK, WOLFGANG;DAMEN, JULIEN;CHAM, PAK-MENG |
分类号 |
F16L11/04;C08F10/02;C08L23/04;C08L23/08;C08L23/12;(IPC1-7):C08L23/04 |
主分类号 |
F16L11/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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