• 专利标题:   Aramid fiber winding composite pipeline for conveying hydrogen, has wearable layer located in inner layer of hydrogen blocking layer, where wearable layer is wearable plastic and is provided between core tube layer and outer protective layer.
  • 专利号:   CN218818677-U
  • 发明人:   WANG Y, MA Z, ZHAO M, LI Y, YU J, TANG Z
  • 专利权人:   NINGXIA QINGLONG PLASTIC PIPE MATERIAL
  • 国际专利分类:   F16L057/02, F16L057/06, F16L058/04, F16L058/08, F16L009/14
  • 专利详细信息:   CN218818677-U 07 Apr 2023 F16L-009/14 202333 Chinese
  • 申请详细信息:   CN218818677-U CN21356486 01 Jun 2022
  • 优先权号:   CN21356486

▎ 摘  要

NOVELTY - The utility model claims an aramid fibre winding composite pipeline for conveying hydrogen, an aramid fibre winding composite pipeline for conveying hydrogen, comprising a hydrogen blocking layer from inside to outside sequentially a core tube layer, an outer protective layer, wherein the hydrogen-blocking layer is graphene coating, the number of graphene is more than or equal to 2 layers, graphene is a good hydrogen-resistant material, it can prevent the gas phase hydrogen from entering the substrate, the composite pipeline hydrogen-blocking layer adopts graphene coating, the composite pipeline has hydrogen-resistant performance.