国家/地区 中国（10） 韩国（4）
IPC部 C（14）
IPC大类 C04（14） C01（3）
IPC小类 C04B（14）
IPC C04B020/02（14）
发明人 LEE Y（2） YEOUL L J（2） ZHANG L（2）
公开年 2020（8） 2019（3） 2021（3）
申请年 2019（14）
专利权人 LEE Y（2）

Injection-type concrete accelerating agent comprises activated sepiolite, polyethylene imine, modified nano-graphene oxide and water.

HOU G

Producing graphene oxide-carbon nanotube composite, comprises e.g. preparing third solution by adding hydrogen peroxide to heated second solution, adjusting pH of third solution, and ultrasonicating third solution whose pH is adjusted.

BAE S C, LI P, WON H S

Ultra high performance concrete composition comprises cement, binder, filler, water reducing agent, water and conductive carbon e.g. graphene, carbon fiber, carbon nanowire, carbon nanotube, and bundle-type carbon nanotube.

JUNG W, RYU S, KIM H, JEONG C H, JEONG M J

Mortar composition useful for interior and exterior of buildings, comprises loess, artificial aggregate composed of sand, graphene powder, photocatalyst powder i.e. titanium dioxide, anatase and rutile.

LEE Y, YEOUL L J

High strength artificial aggregate useful in concrete products i.e. roadway blocks, boundary stones and revetment blocks comprises e.g. cement, sand, graphene powder, photocatalyst powder and high performance water reducing agent.

LEE Y, YEOUL L J

Waterproof material useful for cement pipelines comprises graphene, cement, sand, water, asphalt and calcium oxide.

LIU J

Graphene oxide/silicate stable dispersion system comprises silicate oxide and modified graphene oxide.

LIU H, SHAO P, DENG B, ZHANG L, YAN Y

High-strength high-damping cement matrix comprises ordinary portland cement, graphene oxide, modified silicon powder and polymer emulsion.

WANG X, HUANG Y, ZHANG C, CHEN T

Nano-mass concrete anti-crack agent comprises graphene oxide, nano zinc oxide, nano magnesium oxide, dispersant, and deionized water.

LUO Y, SHI Y, LI Q

Graphene gypsum-based electromagnetic shielding composite material mixed with wet ground steel slag comprises gypsum, modified graphene, wet-milled steel slag, and water.

SU Y, QIN Y, LIU Q, HE X, CHEN W, ZHI Z, ZHENG Z, ZHENG X, ZHEN B, ZHANG L, ZENG S