国家/地区 中国（12）
IPC部 C（12）
IPC大类 C08（12）
IPC小类 C08K（12）
IPC C08K003/04（12）
发明人 LIU J（4） ZHOU W（3） FU Y（2）
JIANG J（2） LI H（2） TIAN X（2）
WAN G（2） ZHANG Y（2）
公开年 2021（6） 2022（4）
申请年 2020（4）  2022（4）  2021（3） 
专利权人 ANHUI GLANT .（4） ANHUI CHAOXI.（2）

High density polyethylene corrugated pipe useful in the field of transportation and construction, comprises inner wall and outer wall, where the inner wall includes enhanced HDPE master batch, magnesium carbonate, zinc sulfide, pentaerythritol ester and polyethylene wax.

LI W, JIANG J, ZHANG Y

Double insulation type self-limiting temperature heating cable used in electric heating element, comprises two parallel metal wire cores whose outside is covered with PTC material layer, where PTC material layer is covered with inner insulating layer and flame-retardant outer insulating layer.

JI C

Modified core-shell masterbatch toughened polypropylene random copolymer (PPR) pipe comprises tube body comprising outer layer, middle layer and inner layer, where outer layer comprises PPR resin, modified nano-calcium carbonate and dispersant.

MO Y, LU Z, LI Y, LI H, SHI K, LIANG Y, LAN J

Processing cold-resistant water pipe useful in e.g. polyvinyl chloride water supply pipe, comprises e.g. ultrasonically dispersing graphene oxide and deionized water, centrifuging, reacting, stirring polypropylene, ethylene-octene copolymer, high-density polyethylene, and performing melt extrusion.

LU X, GU N

Preparing high-pressure-resistant pipeline plastic involves preparing modified carbon fiber, preparing modified nano particle, adding graphene oxide into absolute ethyl alcohol, soaking completely graphene oxide, and performing ultrasonic treatment to obtain dispersion liquid of graphene oxide.

ZHOU J

Combined pressure-resistant double-wall corrugated pipe has corrugated pipe provided with corrugated grooves, and exhaust pipe passing arc-shaped limiting groove and installed on annular airbag, which is in contact with corrugated groove.

LIU L, JIANG H, ZHANG Z, JIANG J, ZHANG Y

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

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

Reinforced wear-resistant polyethylene water supply pipe, includes inner layer prepared from polyethylene resin, graphene functional masterbatch, core layer made of polyethylene graft resin, and outer layer of block copolymer polypropylene.

LIU J, WAN G, WANG J, TENG X, FU Y, LI H

Reinforced wear-resistant polyethylene water supply pipe useful for trenchless construction, comprises pipe body including a pressure-resistant layer and compatible layer and compatibility layer arranged inside the pressure-resistant layer.

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