国家/地区 中国（12）
IPC部 C（12）
IPC大类 C08（12）
IPC小类 C08K（12）
IPC C08K003/22（12）
发明人 LIN Y（2）
公开年 2021（4） 2022（3） 2017（2） 2018（2）
申请年 2017（4）  2021（3）  2022（3）  2020（2） 
专利权人 GUIZHOU LIZH.（2）

High-strength polyethylene pipe fittings comprises e.g. polyethylen outer layer, middle layer and inner layer, where outer layer is embedded at outer side of middle layer, and middle layer is provided with reinforcing layer and reinforcing layer is net-shaped structure or planar structure.

CHEN J, CHEN Z, PAN X

Rubber tube useful for underground hydraulic transmission, comprises e.g. inner rubber layer set inside composite layer and outer rubber layer set outside composite layer, where metal weaving layer is compounded on middle rubber layer, and outer rubber layer is compounded on metal weaving layer.

WANG Y, HU X, HAN W, JIA X, LIU G, LI X

High thermal conductivity radiation cross-linked polyethylene material useful in preparing pipe, comprises polyethylene, thermally conductive fillers, fluorine-containing organic compounds, impact modifiers, and additives.

WANG L, LIU Z, ZHANG H

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

High-toughness PVC pipe material comprises PVC resin, maleic anhydride graft copolymer, hydrotalcite, polyethylene wax, nano-calcium carbonate, antioxidant, ultraviolet absorbent, thiobisphenol and maleic anhydride.

ZHANG R

Rubber composite material used for sand suction hose, contains graphene oxide/styrene butadiene rubber composite rubber, styrene butadiene rubber, white carbon black, stearic acid, nano-zinc oxide, vulcanizing agent, and anti-aging agent.

ZHOU Y, ZHOU W

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

Modified ultra-high molecular weight polyethylene pipe comprises modified ultra-high molecular weight polyethylene inner tube and PTFE outer wall.

QIAN G

Graphene-based inorganic fiber pipeline comprises inner lining layer, fiber reinforcement layer and outer protective layer, where inner lining layer and outer protective layer are made of high-temperature-resistant adhesive material.

HUANG Y, HUANG Z

Composite plastic pipe comprises main body where main body consists of reinforcing composite layer, and the reinforced composite layer is formed by adding graphene modified plastic to the periphery of polyvinyl chloride layer.