国家/地区 中国（7）
IPC部 C（7）
IPC大类 C01（7）
IPC小类 C01G（7） C01B（4） C09K（3）
B82Y（2）
IPC C01G049/08（7）
发明人 WANG J（2）
公开年 2016（4） 2015（3）
申请年 2015（7）
专利权人

Preparing magnetic nanoparticle loaded graphene hollow microsphere used in electromagnetic wave absorption material comprises heating oil, adding reaction liquid (having e.g. graphene oxide and metal salt), filtering and sintering.

CHEN P, ZENG Q, XIONG X, YU Q

Preparing triiron tetraoxide load nitrogen-doped graphene compound material using urea iron comprises taking urea, dissolving in water, concentrated graphene oxide solution, magnetic stirring and vacuum drying.

LI X, SHANG Y, ZHANG G, XU H

Graphene-supported nano iron oxide/zinc oxide composite material comprises graphene as carrier, and nano iron oxide/zinc oxide provided on surface of graphene, or attached to graphene nanosheet to form wrapping structure.

MENG Y, WANG J, WU H, GENG X, HOU L

Preparation of graphene by mixing graphite raw materials, potassium ferrate and aspartic acid, ball-milling, washing with hydrochloric acid, centrifuging, washing with distilled water, centrifuging, and drying powder.

HUANG X, JIANG X, WANG J, SHI G, CAO L

Preparing reduced graphene oxide/iron oxide/quantum dot nanocomposite, comprises dispersing the reduced graphene oxide/iron oxide nanocomposites in poly diallyl dimethyl ammonium chloride solution, and ultrasonicating.

JIN B, MAO C, NIU H, TONG J, WANG Y, YANG Y, ZHANG S, YUAN M, YUAN Z, LIU P, JI G

Preparing composite mesoporous material, used as electromagnetic wave absorbing material, comprises e.g. preparing graphite powder, surface-treated graphite oxide, and graphene, ferroferric oxide or polyaniline nano-composite material.

FENG Y

Wave-absorbing material comprises hollow hemispherical-structured iron oxide nanoparticles grown in surfaces of reduced graphene oxide sheet, and is obtained using e.g. sulfonated graphite and iron chloride hexahydrate.

FENG D