利索-全球专利检索

  1. 登录
  2. 注册
发明授权
CN101517294B 聚乙烯组合物、含有其的制品、以及其的用途 有权

聚乙烯组合物、含有其的制品、以及其的用途
摘要：
本发明涉及一种聚乙烯组合物，包含基础树脂，该基础树脂含有(a)乙烯均聚物或共聚物组分(A)；和(b)乙烯均聚物或共聚物组分(B)，其中，(i)组分(A)的重均分子量低于组分(B)；(ii)基础树脂的密度为932～938kg/m3；(iii)聚乙烯组合物的MFR5为0.1～0.6g/10min；且(iv)该聚乙烯组合物的剪切应力η2.7kPa为85～230kPas。而且，本发明涉及一种含有所述组合物的制品，优选为管子，还涉及所述组合物用于生产制品，优选管子的用途。
摘要（英）：

The present invention relates to a polyethylene composition comprising a base resin which comprises (a) an ethylene homo- or copolymer fraction (A); and (b) an ethylene homo- or copolymer fraction (B), wherein (i) fraction (A) has a lower weight average molecular weight than fraction (B); (ii) the base resin has a density of 932 to 938 kg/m 3 ; (iii) the polyethylene composition has an MFR 5 of 0.1 to 0.6 g/10 min ; and (iv) the polyethylene composition has a shear stress 2.7 kPa of 85 to 230 kPas. Furthermore, the present invention relates to an article, preferably a pipe comprising said composition and to the use of said composition for the production of an article, preferably a pipe.

公开/授权文献
0/0