Stabilized polyethylene material

Stabilized polyethylene material

  • CN 101,068,868 A
  • Filed: 12/03/2004
  • Published: 11/07/2007
  • Est. Priority Date: 12/04/2003
  • Status: Active Application
First Claim
Patent Images

1. the pipeline that in following condition, in Jana Laboratories Procedure APTF-2, can access at least 1000 hours F time:

  • pH6.8 (±

    0.1);

    Chlorine 4.1mg/L (±

    0.1);

    Nominal ORP 830mV;

    110 ℃

    of fluid temperatures (±

         1);

    110 ℃

    of air themperature (±

         1);

    Pressure 70psig (±

         1);

    Flow velocity 0.1US gallon per minute (±

    10%);

    Described pipeline comprises the polyethylene of density greater than about 0.925g/cc.

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