国家/地区 中国（8）
IPC部 C（8）
IPC大类 C01（8）
IPC小类 C01B（8）
IPC C04B020/02（8）
发明人
公开年 2018（2） 2020（2） 2021（2）
申请年 2018（2）  2019（2）  2020（2）  2021（2） 
专利权人

Concrete anti-cracking agent used in concrete structure, comprises modified anti-cracking fiber, modified kyanite, modified montmorillonite, graphene oxide, polymer microspheres, nano dysprosium oxide, nano zinc oxide, and gypsum.

YU S

Preparing graphene oxide aerogel comprises e.g. preparing first solution containing modified cotton fibers and graphene oxide and second solution containing nano tourmaline, mixing the prepared solutions, dispersing, introducing clean air into dispersed solution, adding alkali and freeze-drying.

WANG J, WANG B

Graphene additive preparation device for cement materials, comprises weighing hopper, feeding pump, stirring tank, screw pump, and circulation box, where weighing hopper is connected with feeding pump connected with stirring tank.

PAN D, GUO H, ZHANG L, WANG F

Graphene oxide dispersion useful for preparing modified cement mortar, comprises pure water, graphene oxide, polycarboxylic acid water reducing agent and humic acid.

YUAN X, GAO J, LIN H

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

Preparation of graphene nano-material used for preparing concrete material involves mixing catalytic agent, magnesium oxide and deionized water, spray granulating, drying, calcining, heating, and chemical vapor depositing with cracking gas.

DONG Q, ZHANG P, ZENG Y, SUN J

Preparing graphene oxide-nano-silica composite material, comprises e.g. mixing graphene oxide, ethanol and water to form graphene oxide dispersion, mixing dispersion with ammonia water, and adding orthosilicate to carry out graft reaction.

CUI H, YANG H, TANG L, XING F, BAO X, DONG Z

Preparation of polypyrrole coated graphene oxide cement-based composite material used in military or civil building by preparing treatment agent, performing surface treatment of cement base material, and polymerizing.

ZHAO R, WENG Y, XU A, FU J, LIU A, WU J