国家/地区 中国（4）
IPC部 B（4）
IPC大类 B32（4）
IPC小类 B32B（4）
IPC B32B001/08（4）
发明人 LIU J（2） TIAN X（2）
公开年 2021（4）
申请年 2020（4）
专利权人 ANHUI GLANT .（2）

Continuous carbon fiber winding composite reinforced polyethylene gas pipe comprises polyethylene gas pipe component comprising pressure-resistant layer containing graphene functional masterbatch and inner lining layer.

LIU J, TIAN X, LIU P, JIN R, ZHOU W

Preparing trenchless construction reinforced wear-resistant polyethylene gas pipe, comprises e.g. extruding block copolymer polypropylene, graphene black masterbatch, polyethylene resin and polyethylene graft resin, cooling, and shaping.

LIU J, FU Y, MEI L, TENG X, LIU W, WAN G, TIAN X

Environmentally friendly flame-retardant thermal insulation PPR pipe comprises antibacterial layer, main body layer, waterproof layer and flame-retardant layer made of polyethylene particles, graphene powder and brucite grafted polyimide.

MU X

Multi-layer composite pipe with high thermal conductivity and high heat resistance, comprises inner layer, middle layer close to the outside of inner layer, and outer layer close to outside of middle layer.

ZHANG B, JIANG X, KONG X, LIANG J