国家/地区 中国（3）
IPC部 B（3）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC B32B001/08（3）
发明人 FU Y（2） LIU J（2） LIU W（2）
MEI L（2） TIAN X（2） WAN G（2）
公开年 2021（3）
申请年 2020（3） 
专利权人 ANHUI GLANT .（2）

Enhanced wear-resistant polyethylene drainage pipe, has inner layer having polyethylene resin and graphene reinforced masterbatch, polyethylene graft resin core layer, and polyethylene graft resin outer layer set sequentially.

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

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