国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08J（2）
IPC C08L005/08（2）
发明人 ZHANG J（2）
公开年 2023（2）
申请年 2022（2） 
专利权人

Aqueous polyurethane Pickering emulsion useful in field of high performance material has polyurethane prepolymer, amphiphilic two-dimensional nanomaterial, hydrophilic polymer and water, where polyurethane prepolymer is product of diisocyanate and macromolecular polyols after prepolymerization.

YUAN Y, DUAN Y, LI Y, ZHANG B, ZHANG A, ZHANG J, ZHOU L

Double-layer hydrogel dressing used in e.g. wound repairing and absorbing wound exudation liquid, comprises inner layer comprising chitosan sulfate or its derivatives, cross-linking agent and bioactive filler, and outer layer comprising natural polysaccharide, film forming agent and organic solvent.

YANG T, YU Y, LI H, JI S, ZHANG J, YU J, CHENG X, GOU H, ZHANG X, LIU C