国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08J（2）
IPC C08L005/04（2）
发明人 LI W（2）
公开年 2022（2）
申请年 2022（2）
专利权人

Continuously rolling and molding polyvinyl chloride/graphene composite film useful for producing high molecular material film and sheet, comprises e.g. passing mixture into internal mixer through cold mixer under pressure of the floating weight, and plasticizing by two counter-rotating rotors.

GUO Y, ZHAO K, CHEN H, WANG A, ZHANG D, LI W, WU L, HU W

Preparing three-dimensional printed hydrogel urethral stent useful in field of tissue engineering, e.g. bone and skin engineering, comprises e.g. placing frozen sodium alginate/gelatin/reduced graphene oxide hydrogel scaffold into a vacuum freeze-drying machine, and crosslinking.

FU Q, CHEN J, YANG X, CHENG J, WANG L, LI W, ZHANG K