国家/地区 中国（6）
IPC部 B（6）
IPC大类 B32（6）
IPC小类 B32B（6）
IPC B32B027/06（6）
发明人 HUO F（2） SONG Q（2）
公开年 2021（3） 2022（2）
申请年 2020（3）  2022（2） 
专利权人 LINHAI WEIXI.（2）

High-strength temperature medium conveying pipeline comprises e.g. rigid reinforcing layer, polyethylene of raised temperature resistance modified foam layer, anisotropic plane high thermal conductivity graphene layer and inner core pipe in turn from outside to inside.

WANG J, SONG Q, HUO F, CHU Z

Weather-resistant drainage pipeline with multilayer structure, comprises an inner layer, an intermediate layer and an outer layer, where the intermediate layer pipe comprises PVC resin, calcium carbonate powder, calcium-zinc heat stabilizer, solid plasticizer, processing aid and toughening modifier.

HUO F, CHEN H, SONG Q, FENG J

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

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

Antibacterial polyethylene composite material for water pipe comprises graphene microsheet, polyethylene resin, dispersant, and antioxidant.

XU D, XU Y, YANG G