国家/地区 中国（3）
IPC部 A（3）
IPC大类 C08（3）
IPC小类 C08K（3） C08L（3） C08J（2）
IPC C08K003/04（3）
发明人 ZHANG Y（3）
公开年 2022（2）
申请年
专利权人

Preparing graphene oxide/chitosan composite preservative useful for packaging and preserving fruits and vegetables, comprises adding chitosan acidic solution into graphene oxide mixed solution, mixing, heating and stirring, centrifuging and washing to obtain finished product.

QIAO S, SONG X, LI Q, LI X, FAN X, ZHAO Z, ZHAO N, ZHANG 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

Preparation of multifunctional film involves adding solution made of polyvinyl alcohol and chitosan powders to manganese dioxide/graphene oxide solution, heating, defoaming to obtain membrane liquid, coating liquid on substrate, and drying.

NI C, SHUAI Y, XU J, YOU Z, LONG Z, YANG Y, QIU H, ZHANG Y, SONG Z, WANG W