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  • 专利标题:   Sheath material for underground cable, contains nitrile rubber, polypropylene, plasticizer, tetrabutyl titanate, bamboo powder composite, heavy calcium carbonate, graphene, wollastonite powder, polyethylene glycol, and anti-aging agent.
  • 专利号:   CN108641139-A
  • 发明人:   XU Z, ZHANG J, WU C
  • 专利权人:   ANHUI DUJIANG CABLE FACTORY GROUP
  • 国际专利分类:   C08L009/02, C08L023/12, C08L097/02, C08L071/02, C08L089/00, C08L045/02, C08L091/00, C08K013/02, C08K003/26, C08K003/04, C08K003/34, C08K005/14, C08K005/132, H01B003/28
  • 专利详细信息:   CN108641139-A 12 Oct 2018 C08L-009/02 201883 Pages: 5 Chinese
  • 申请详细信息:   CN108641139-A CN10358279 20 Apr 2018
  • 优先权号:   CN10358279

▎ 摘　　要

NOVELTY - A sheath material comprises 60-80 pts. wt. nitrile rubber, 30-50 pts. wt. polypropylene, 2-4 pts. wt. plasticizer, 2-4 pts. wt. tetrabutyl titanate, 30-40 pts. wt. bamboo powder composite, 4-10 pts. wt. heavy calcium carbonate, 3-9 pts. wt. graphene, 4-8 pts. wt. wollastonite powder, 2-4 pts. wt. polyethylene glycol, 0.4-0.8 pts. wt. tert-butyl peroxybenzoate, 2-4 pts. wt. trimethylolpropane triacrylate, and 2-4 pts. wt. anti-aging agent. USE - Sheath material for underground cable. ADVANTAGE - The sheath material has excellent flame retardance and mechanical property, and prolonged service life.