| abstract |
The present invention relates to high-density polyethylene geomembrane technical fields, and in particular to a kind of high temperature resistant high-density polyethylene geomembrane and preparation method thereof.The high temperature resistant high-density polyethylene geomembrane, is made of the raw material of following mass fraction: 40-70 parts of high density polyethylene (HDPE), 30-60 parts of medium density polyethylene, anti-oxidant masterbatch 5-8 parts, 5-8 parts of black masterbatch.High temperature resistant high-density polyethylene geomembrane properties testing result prepared by the present invention is all better than GRI GM13 standard index, with excellent dimensional stability, under the conditions of 100 DEG C, size changing rate is lower than ± 0.5%, and inoxidizability is substantially increased, the reliability of engineering, safety under hot conditions are enhanced；The present invention also provides preparation methods. |