国家/地区 中国（5）
IPC部 C（5）
IPC大类 C04（5）
IPC小类 C04B（5）
IPC C04B020/00（5）
发明人 LIU J（2）
公开年 2021（2） 2022（2）
申请年 2020（3） 
专利权人

Active powder concrete for tunnel construction and maintenance and strengthening, comprises common silicate cement, superfine mineral powder, silicon ash, fly ash, expansion agent, sand, carbon black.

GU Z

High performance fast coagulating early strength concrete, has concrete mixing material, comprising e.g. cement, silicon powder, regenerated aggregate, water reducing agent, quick-setting agent, calcined lime powder, epoxy resin, nano hydroxyapatite, modified graphene fiber, and wollastonite powder.

LI R, LI G, LI P, LIU J, CHEN D, TANG F, ZHONG X, LV M, SONG G, YU T, MU L, LI H, LIANG D, CAI X, LIN X, LAI J, YU C, SONG L

High-performance concrete prepared from waste, comprises cement, recycled aggregate, fine sand, water reducing agent, water, defoamer, bentonite and anti-cracking fiber comprising basalt fiber, polypropylene fiber and viscose fiber.

WANG X, CHEN Z, LIU J, GAO Y

Preparation of graphene high-strength cement composite for e.g. building, involves mixing graphene vinylon fiber with cement, stirring with foaming agent and water to form composite and spraying graphene high-strength coating on composite.

SHA Y, SHA X, MA L

Graphene modified polypropylene coarse fiber comprises polyoxymethylene, polypropylene resin, graphene, polyvinylpyrrolidone, liquid paraffin, wollastonite powder, antioxidant and ultraviolet absorber.

WANG Y, YANG C