A kind of special tubing of no-dig technique and preparation method thereof

A kind of special tubing of no-dig technique and preparation method thereof

  • CN 106,947,146 A
  • Filed: 04/24/2017
  • Published: 07/14/2017
  • Est. Priority Date: 04/24/2017
  • Status: Active Application
First Claim
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1. a kind of special tubing of no-dig technique, it is characterised in that including body outer layer and body internal layer, the body outer layer is thickness3~8mm PP materials are spent, the body internal layer is 6~10mm of thickness PE composites, and the PE composites includeHigh density polyethylene (HDPE), low density polyethylene (LDPE), superhigh molecular weight polyethylene fibers, the polyurethane microcapsule for including isocyanates, tableFace modified kaolin and antioxidant.

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