国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08K（2）
IPC C08L005/08（2）
发明人 LIU S（2）
公开年 2023（2）
申请年
专利权人

Preparation of chitosan crosslinked graphene oxide composite sponge, includes dissolving chitosan in water containing acid, leaving to get chitosan solution, dissolving graphene oxide in water to obtain graphene oxide solution, adding glutaraldehyde for crosslinking, centrifuging, and freeze-drying.

LI T, XUE T, YE T, HAN P, ZHU X, WU Z, GAN H, SUN W, SUN Y, LIU S, DOU G, YANG L, MENG Z, GU R

High-transparent and high-strength polyethylene heat-shrinkable film useful for packaging bottle-packed beverage, comprises e.g. first layer (comprised of low-density and metallocene polyethylene), second layer, third layer and fourth layer (comprised of high density polyethylene).

LIU Z, LI R, LIU S