国家/地区 中国（17）
IPC部 C（17） B（5） D（2）
IPC大类 C08（17）
IPC小类 C08F（17）
IPC C08L023/12（17）
发明人 WANG G（4） ZHANG J（4） JIANG H（3）
WANG X（3） CAI C（2） GAO J（2）
GAO S（2） GUO Z（2） HAN P（2）
JIANG C（2） LAI J（2） LI B（2）
QI G（2） QIAO J（2） RU Y（2）
公开年 2021（4） 2022（3） 2023（3） 2016（2） 2017（2）
申请年 2022（5）  2016（2）  2017（2）  2019（2）  2020（2）  2021（2） 
专利权人 CHINA PETROL.（2） CHINA PETROL.（2） SINOPEC BEIJ.（2）

Preparing graphene carbon fiber polypropylene fiber composite material masterbatch comprises mixing graphene, surfactant and organic solvent, placing e.g. modified graphene dispersion and catalyst into high-pressure polymerization kettle, and mixing graphene-polypropylene composite material.

GAO S, ZHANG J, LIU J

Antistatic soft connection useful as connecting pipeline, comprises flange and connecting piece connected with the flange and comprising middle layer and an antistatic layer made of polypropylene, carbon black, carbon fiber, graphene and auxiliary agent.

WANG G

Reinforced and toughened polypropylene modified masterbatch used for water supply pipe, comprises polypropylene, tri(methylcyclopentadienyl) yttrium, antioxidant, initiator, and graphene.

HUANG J, GAO S, SONG B

Preparing polypropylene-based cable insulating material, involves placing carbon black powder in heating furnace, sealing furnace body, introducing argon for protection, heating in argon atmosphere, stopping introducing argon, introducing methane and hydrogen.

ZHENG X, LI K

Three-layer composite polypropylene antistatic material useful in e.g. chemical industry and agriculture comprises two layers of antistatic layer and middle layer between two layers of antistatic layer, middle layer made of polypropylene, antistatic layer made of e.g. polypropylene and graphene.

WANG G

Modified polyvinylidene chloride coating film comprises base film, functional bottom coating and polyvinylidene chloride coating layer sequentially, where base film includes polyethylene, polypropylene, polyethylene terephthalate, ny and complex film.

GU C, TIAN Y, TIAN Q

Self-repairing optical cable comprises cable core and sheath prepared taking ethylene-propylene blend, low density polyethylene, polypropylene, antioxidant, light stabilizer, flame retardant and self-repairing micro-capsule.

ZHANG Y

Polypropylene film prepared by dissolving the polypropylene resin grafted by polarmonomer in the organic solvent and volatilizing the solvent.

QIAO J, WANG S, ZHANG X, QI G, SONG Z, CAI C, WANG X, LAI J, LI B, JIANG H, RU Y, ZHANG J, GAO J, ZHANG H, HAN P, JIANG C, GUO Z

New super-wetting surface as polypropylene surface with micro-nano structure grafted with hydrophilic side groups.

QIAO J, WANG S, ZHANG X, QI G, SONG Z, CAI C, WANG X, LAI J, LI B, JIANG H, RU Y, ZHANG J, GAO J, ZHANG H, HAN P, JIANG C, GUO Z, GUICUN Q, ZHIHAI S, BINGHAI L, JIANMING G, ZHAOYAN G, SOONGHEO W, LIU Y, JIANG X

Preparation of polypropylene film used for reducing cracks in cold punching process includes mixing components in adhesive layer, core layer and heat seal layer, granulating, melt plasticizing and casting film for cooling and forming.

WANG G, CHEN H, LIN J, XIONG Z