国家/地区 中国（14）
IPC部 C（15） B（2） H（2）
IPC大类 C04（15） C01（2）
IPC小类 C04B（15）
IPC C04B020/02（15）
发明人 LI D（2） LIU Y（2）
公开年 2021（15）
申请年 2021（15）
专利权人

Graphene composite rubber-asphalt mixture used in high-grade highways, comprises specified amount of petroleum asphalt, rubber powder, aggregate, graphene composite material, polyethylene wax, triethyloleate and aromatic oil.

WU C

Cement-based grouting material for semi-flexible mixture, comprises sulphoaluminate cement, slag powder, fly ash, chemical additive, modified graphenThe cloth full cutting device according to wherein the cutting device between the engaginge fiber and rest is water.

WEI Y, LIU Y, QI S, LIU J, HUANG W

Preparing graphene bipolar plates useful for fuel cells, comprises spraying reinforced paint on surface of graphene substrate.

HU Z

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

Repairing concrete structure, comprises e.g. applying surface reinforcement material to concrete structure from which foreign matter is removed, applying surface protective material on repair material application site, and applying ceramic coating material.

PARK J

Environmentally-friendly composite admixture modified cement stabilized crushed stone mixture comprises crushed stone, modified rubber powder, nano graphene microchips, cement, retarder, ceramic fragments, coir fiber, and Salix fiber.

FENG X, WANG Q, DING S, WANG N, NIE J, SUN X, JIANG X, NIU X, GUO P, WANG C, HE X, LI G, LI D, SUN W, FENG Q, HE Z, REN Q, WANG Y, GUO T, YANG Y, ZHANG Y, CHEN Y, LI Z

Graphene oxide reinforced cement-based material used for three-dimensional printing comprises cement, modified quartz sand, fly ash, steel slag powder, white carbon black, water reducing agent, retarder and water.

LIANG Y

Environmentally-friendly building material comprises cement, regenerated concrete micro powder, fly ash, metakaolin, sodium perborate, polycarboxylic acid water-reducing agent, retarder, stabilizer, additive and water.

LUO K, XIONG J, XU J

Production of water-resistant aerogel thermal insulation material, involves mixing modified graphene, silica gel and chitosan solution to obtain mixed sol, adding N,N-dimethylformamide and ammonia, leaving still to obtain primary gel, and freeze-drying primary gel.

FAN W

Modified self-leveling mortar comprises phosphogypsum, common silicate cement, graphene oxide-based layered material, river sand, fly ash, hydroxypropyl methyl cellulose ether, water reducing agent, retarder and water.

ZHOU C