国家/地区 中国（3）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/198（4）
发明人 YU J（4）
公开年 2020（2）
申请年
专利权人

Preparation of double-layer polymer modified graphene material used in separation and enrichment of glycoprotein, involves mixing e.g. hydrophilic polymer and solvent for electrostatic adsorption, and mixing obtained material with hyaluronic acid buffer salt solution for electrostatic adsorption.

GUAN S, LI H, YU J, PENG J, WANG L, DONG P, ZHAO Y

Wet compounding graphene oxide/carbon nanotubes and carbon nanocarbon black comprises carrying out oxidative modification of surface of pyrolytic carbon black to produce modified carbon nano carbon black and adding graphene oxide.

XU J, WANG Y, YU J, LI G

Sulfur doped reduced graphene oxide used for polyimide nanocomposite, comprises sulfur and reduced graphene oxide, and has preset peak intensity ratio obtained by Raman analysis.

YOU N H, KU B, YU J, JANG S G, KOO B C, RYU J S

Sulfonated graphene used to prepare sulfonated graphene-modified aqueous polyurethane resin, is prepared by adding graphite powder in concentrated sulfuric acid, concentrated nitric acid and potassium permanganate mixture and reacting.

HAO Z, JIN M, SUN F, YU J, ZHANG C, ZHU J