国家/地区 中国（3）
IPC部 A（4）
IPC大类 C08（4）
IPC小类 C08B（4）
IPC C08K003/04（4）
发明人
公开年
申请年
专利权人

Preparing sulfonated graphene oxide-chitosan composite material useful in antibacterial agent, comprises mixing formamide and chlorosulfonic acid, carrying out reaction, uniformly dispersing, washing and suction filtering, subjecting to dialysis treatment and freeze-drying.

YANG Y, CHENG C, WANG X, LU L, ZHANG W, HOU W

Making graphene-biopolymer composite material used e.g. in composition for making article, comprises contacting ionic liquid with biopolymer and graphene, contacting obtained mixture with non-solvent, and collecting obtained material.

ROGERS R D, ZAVGORODNYA O, SHAMSHINA J L, GURAU G

Preparation of natural polymer material using rare earth metal ion coordination, involves dissolving carboxyl-modified graphene oxide and natural high molecular compound, molding, adding into rare earth metal salt solution and reacting.

FU G, HUANG Q, YAO F

Preparing hyaluronic acid/graphene oxide nanocomposite hydrogel used to control drug release comprises dissolving tyramine grafted hyaluronic acid in graphene oxide phosphate buffered saline solution, reacting with e.g. hydrogen peroxide.

CAO Z, LIAO L, SONG F