国家/地区 中国（13）
IPC部 A（13）
IPC大类 C08（13） A61（8） A01（4）
IPC小类 C08L（13）
IPC C08L005/08（13）
发明人 CHEN X（3） CHENG C（3） HOU W（2）
LU L（2） WANG X（2） YANG Y（2）
ZHANG W（2）
公开年 2022（7） 2021（5）
申请年 2021（13）
专利权人 UNIV HEBEI N.（2）

Hemostatic hydrogel useful e.g. in substantive organs and treating multi-drug-resistant bacterial infection comprises aldehyde compound, methacrylamide compound, photoinitiator, and water.

GAO W, SUN D, LI T

Preparing injectable self-healing composite hydrogel anticancer system loaded with graphene and nano hydroxyapatite useful in tumor treating, comprises e.g. obtaining mixture by ultrasonically dispersing needle-shaped and oxidized graphene in phosphate buffer solution of carboxymethyl chitosan.

QI Y, YUAN W

Preparation of graphene quantum dot doped antibacterial hydrogel involves preparing graphene oxide quantum dots by hydrothermal reaction, and modifying using polylysine with 1-(3-dimethylaminopropyl)-3-ethyl-carbodiimide hydrochloride and N-hydroxysuccinimide.

LIN T, HAN X, YE H, GAO X, CHENG C, HAN L

Preparing oxidized chitosan-graphene oxide composite material for anti-bacterial agent, comprises adding chitosan-graphene oxide composite material to glacial acetic acid to obtain first mixed solution, passing 1 NO gas into first mixed solution, adding dehydrated alcohol, filtering, drying.

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

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

Preparing graphene oxide modified carboxymethyl chitosan composite hydrogel for use as sustained-release drug-carrying material, involves obtaining carboxymethyl chitosan solution, graphene oxide solution, followed by adding gelatin.

SUN X, LIU H, WANG Q, WANG K, LI F, XIE D, LI C

Preparation of degradable bio-based thin film material with phase change function involves keeping 2,5-furan dicarboxylic acid and chitosan at room temperature, reacting under nitrogen protection, cooling, and adding succinic acid.

YU W, YU Y, LI Z, LIU J, DOU B, CAO S, WANG Y

Preparing multifunctional antibacterial hydrogel dressing wound healing process wound healing dressing, antibacterial dressing, medical adhesive, medical surgical suture line, involves modifying quaternary ammonium salt by dihydroxy.

QU X, ZHANG Y, CHEN X, DENG M, ZHAO P, ZHANG J

Dual self-healing antibacterial hydrogel useful in preparing biomedicine and personal hygiene materials, comprises O-chitosan quaternary ammonium salt, polyvinyl alcohol, graphite oxide and mixed crosslinking agent.

FAN L, NING X, CAO J, CHEN X, HE G

Thickened antibacterial polyaspartic acid solution used in daily chemicals and cosmetics e.g. shampoo, comprises sodium polyaspartate, alkyltrimethylammonium chloride, dodecyldimethylbenzylammonium chloride, ethylhexylglycerin, modifier, and pure water.

ZHUANG W, CHEN L, WU Y