国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6） C08（6）
IPC小类 C01B（6）
IPC C08K003/04（6）
发明人
公开年 2022（4） 2023（2）
申请年 2022（6）
专利权人

Preparing small sheet diameter graphene useful in polyethylene terephthalate composite material, comprises mixing graphite, water, glass microsphere, pyrene methanol and methanol for sand grinding, and settling graphene and glass microsphere mixed suspension, spraying and drying graphene solution.

LI Z, MEI Y, MA Y

Preparing honeycomb-shaped porous random silicon dioxide used in silicone rubber composite material for electromagnetic shielding, by adding copper catalyst to mixed solution of N,N,N',N'-tetramethylethylenediamine and dimethylsiloxane, stirring, heating, hydrolyzing, washing, drying and calcining.

YIN G, FANG L, WANG Y, YANG X, YE F, XU L, CHEN Y, YANG M, XU Z

Peeling graphene useful in preparing graphene flexible film, comprises mixing graphite powder, bio-based graphene dispersant and deionized water evenly, and peeling off mechanically to obtain graphene dispersion.

LIU J, YANG J, WU Q, WU M, ZHU Y, ZHANG J

Preparing graphene surface modified micron-level tourmaline negative ion release functional powder comprises e.g. adding graphene to potassium hydroxide solution, reacting, obtained precipitate is porous graphene activator; mixing graphene activator with tourmaline powder, and adding solvent.

LIU S, RAO W, LIU X, LING P, WU H

Preparing high thermal conductivity insulating graphene useful for polymer materials, comprises e.g. reacting graphene oxide slurry in reaction kettle, spraying silane coupling agent reaction liquid into stirring mill, and ball milling until evenly coating on surface of powder.

KOU Y, DENG C

Preparation of hydrophobic graphene conductive material, involves forming graphene oxide dispersion using methyl cyanide, reacting dispersion with alkali, photocatalyst and fluoridating reagent, under light, ultrasonic dispersing formed flouridized graphene oxide, reacting with hydrazine hydrate.

XU J, WU S, HONG Y, XU C