国家/地区 中国（9）
IPC部 C（9）
IPC大类 C01（9）
IPC小类 C01B（9）
IPC C01B032/184（3） B82Y030/00（2） C01B032/19（2）
C01B032/194（2） C01B032/198（2） C04B014/02（2）
C04B030/00（2）
发明人 ZHANG L（9）
公开年 2020（3） 2017（2） 2022（2）
申请年 2016（2）  2019（2）  2021（2）  2022（2） 
专利权人 CR CEMENT TE.（2）

Antistatic sound-absorbing material used as loudspeaker and electronic device, comprises molecular sieve particles, adhesives and antistatic additives.

GONG C, ZHANG L, GUO M, MA Y, ZHANG Z

Defective graphene/wave-transmitting ceramic composite wave absorbing material used as electromagnetic wave protection material, comprises defective graphene and wave-transmitting ceramics orderly deposited on surface of wave-transmitting nanowires.

ZHANG L, CAO Y, LIANG J, SONG Q, YE F

Preparing defect-free graphene oxide for preparing graphene heat-dissipating film, involves reacting carbon source under acidic condition, reacting graphene quantum dots and amine substance, mixing mixed system containing aminated graphene quantum dots, graphene oxide, and dispersing agent.

SUN S, ZHANG L, WU X

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

Preparation of graphene heat dissipation film involves preparing modified graphite oxide slurry using e.g. graphite oxide and hydrogen peroxide, applying on permeable nylon cloth, drying, peeling, heating, cooling, calendaring and cutting.

BAO N, WENG C, ZHANG L, LI C

Preparing microwave-expanded graphene material used in concrete materials, by adding graphite, sodium nitrate and potassium permanganate to reaction vessel, dripping concentrated sulfuric acid, filtering and expanding graphene precursor.

ZHONG Y, CHEN W, ZHANG L, WANG Y, WU Y, LAO L

Preparing thermally-expandable graphene material used in cement, by dripping concentrated sulfuric acid to graphite, sodium nitrate and potassium permanganate, filtering, vacuum-drying, introducing argon gas, heating, expanding and pulling.

ZHONG Y, ZHANG L, CHEN W, WANG Y, LAO L, WU Y

Cement-based material surface wave absorbing agent comprises graphene oxide and M-iron oxide nano-composite material.

CHENG X, WANG D, ZHANG L, YANG P, ZHOU Z, HOU P

Preparing graphene/montmorillonite composite porous thin film used in adsorption field, by adding oxidized graphite powder and montmorillonite powder into solvent, ultrasonically dispersing, evaporating, drying, heat treating, and cooling.

SHEN B, ZHENG W, LI Y, ZHANG L