国家/地区 中国（8） 韩国（2）
IPC部 B（9）
IPC大类 B32（9）
IPC小类 B32B（9）
IPC B32B027/08（9）
发明人 LIU J（2） TIAN X（2）
公开年 2021（4） 2022（2）
申请年 2020（4）  2022（2） 
专利权人 ANHUI GLANT .（2）

Synthetic resin pipe reinforced with improved outer peel layer comprises e.g. main layer comprising main body, inner peel layer formed as thin film on inner circumferential surface of main layer made up of vinyl chloride, and polyethylene.

HWAN K J

Anti-scale layer used in preparing heat-resistant polyethylene (PE-RT) floor heating pipe, comprises PE-RT, organic silicone masterbatch, nano-silicon dioxide and modified-graphene oxide prepared by modifying graphene oxide with surface modifier.

OU J, CHEN S, CHENG X, QIN X, LV A

Long-term oxygen blocking floor heating pipe with far-infrared radiation function comprises ethylene vinyl alcohol resin, graphene, seaweed carbon, ceramic powder, silica, maleic anhydride grafted polyethylene and heat-resistant polyethylene.

JIN T, LEI G, PENG Y

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

Oxygen-barrier floor heating pipe comprises an inner layer (of modified graphene oxide, fluoropolymer and polymer matrix), an outer layer (of e.g. polymer matrix), an adhesive layer (of e.g. hot melt adhesive) and an oxygen-barrier layer.

WANG J, GAO Y, XIE W

Thermal radiation film for e.g. electronic devices comprises heat-transfer layer formed by uniformly dispersed graphene microparticles and carbon nanotube.

KAGAWA S, SEIJI K