发明名称 PIPE COMPRISING SUPER SLOW CRACK GROWTH RESISTANT POLYETHYLENE
摘要 A pipe or a supplementary pipe article comprising a polyethylene composition comprising a base resin which comprises: (A) a first ethylene homo- or copolymer fraction having an MFR2 in the range of 300 to 700 g/10 min, and (B) a second ethylene homo- or copolymer fraction, wherein fraction (A) has a lower average molecular weight than fraction (B), wherein the base resin has a density in the range of 0.945 to 0.949 kg/cm3 and an MFR5 in the range of 0.2 to 0.4 g/10 min and a comonomer content of higher than 2.0 wt.-% and a SHI(2.7/210) in the range of 55 to 100.
申请公布号 CA2681131(C) 申请公布日期 2012.05.15
申请号 CA20082681131 申请日期 2008.02.18
申请人 BOREALIS TECHNOLOGY OY 发明人 BAECKMAN, MATS
分类号 C08L23/06;C08L23/04;C08L23/08;F16L9/12 主分类号 C08L23/06
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