国家/地区 中国（5） 世界知识产权组织（3）
IPC部 B（6）
IPC大类 C01（6） C08（6） B82（4）
B01（2）
IPC小类 C01B（6）
IPC C08L005/08（6）
发明人
公开年 2021（2）
申请年 2020（3） 
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

Preparing water-dispersible graphene nanoplatelet used for preparing composite with hydrophilic polymer, by grinding and mixing graphene nanoplatelet and active material, and heating mixture using microwave at medium energy.

LIM H N

Conductive composite film comprises reduced graphene oxide, quaternary ammonium salt hemicellulose and chitosan.

GUAN Y, GAO H, WU Y, WU H

High flame retardant biomass-based modified polylactic acid film material comprises DL-lactide, catalyst, crosslinking agent, phytic acid modified graphene, chitosan, and melamine.

GAO S

Preparation of reduced graphene oxide-based composite film comprises taking graphene oxide, soluble polymer, inorganic, metal, metal compound nanoparticle or nanoparticle precursor, and performing hydrothermal or solvothermal reaction.

ZHUANG P

Hybrid nanomaterial useful in antimicrobial composition that is used e.g. to treat or prevent bacterial or fungal infection, comprises graphene oxide nanomaterial covalently conjugated to cationic quaternized chitosan.

CHAN B E M, LI P, CHEN M