国家/地区 中国（18） 世界知识产权组织（10） 韩国（8） 美国（8） 欧洲专利局（EPO）（5） 日本（4） 澳大利亚（2） 台湾（2）
IPC部 B（30）
IPC大类 C01（30）
IPC小类 C01B（30）
IPC C01B032/194（30）
发明人 CHANG T（2） LI H（2） LI Y（2）
LIN B（2） MASATO S（2） WU T（2）
公开年 2021（16） 2022（10） 2023（4）
申请年 2021（30）
专利权人 TAIWAN TEXTI.（2）

Preparing magnetic fluorescent graphene, involves grinding graphite flakes and stainless steel needles magnetically, oxidizing with concentrated nitric acid and concentrated sulfuric acid, then ultrasonicating, calcining, dissolving in deionized water, suction filtering, dialyzing, and freeze-drying.

SONG Z, LI J, LIU Y, ZHAO Z, ZHANG B

Production of silver particle-graphene composite material used for heating device, involves adding N-methyl-2-pyrrolidone, and stirring, exfoliating and dispersing wet graphite to preparing graphene-containing composition, adding silver particles, and exfoliating and dispersing.

LIM K, NOH C, IMKIHYUN, ROH C

Heating pad in heatable garment, comprises graphene particles dispersed in polymer matrix material, and electrically insulating covering layer bonded to heating pad and electrically insulating covering layer, overlaying and bonded to heating pad.

JONES E O, HOWE T H, SEYMOUR J

Producing nanosheet dispersion comprises reducing interlayer bonding strength by adding two-dimensional material having layered structure into solution containing aionic material and forming covalent bond by entering between layers.

NOHYONGYOUNG, KIM H J, KIM H, NOH Y Y, LU R

Manufacturing biocompatible graphene quantum dots useful in bio-electronic device for bio-imaging and bio-sensing comprises preparing hydrogen-terminated graphene quantum dot and hydrophilizing hydrogen-terminated graphene quantum dots.

CHO S O, LEENAEUN

Graphene composite useful in an ink composition for printed electronics comprises graphene, transition metal nanoparticle and silver, where the transition metal nanoparticle carbide-bonded to surface of graphene.

CHOI S, SHIN M S, LEE S J, YEON J, OH S T

Preparing high frequency soft magnetic ferric oxide/tin dioxide/graphene composite wave absorbing material for communication device, involves preparing oxidation graphene dispersion ultrasonically dispersing concentration prepared by hummer's method graphene then adding distilled water.

WANG J, CUI D

Method for preparing composition useful in car wax composition comprises providing liquid precursor comprising graphene and silica mixed in organic solvent and passing precursor through orifice comprising metal cylinder and flat metal plate.

SCHULTZ M A

Preparing nitrogen-doped graphene noble metal composite film, comprises coating mixture made of graphene oxide solution, water-soluble noble metal compound and water-soluble amine cross-linking agent e.g ethylenediamine, drying film, and heating under the protection of inert gas.

CHENG J, LI Y, ZHANG P, AN X

Upgrading coal used in graphene film, comprises cleaning coal and reacting cleaned coal residue with oxidizable inorganic metallic agent, and reacting cleaned coal residue with reducing agent to form upgraded coal.

LAUMB J, AZENKENG A