国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08G（2）
IPC C08K003/04（2）
发明人
公开年 2023（2）
申请年 2021（2）
专利权人

Polylactic acid composite material with shape memory performance used in tissue engineering and medical and health applications such as artificial muscles, artificial joints and surgical sutures, comprises polylactic acid, polycaprolactone, modified graphene oxide and compatibilizer.

LI H, WANG Y, LONG Y, XING Q

High-strength polyurethane rigid foam material is prepared from raw materials containing white material first component and polyisocyanate second component, where first component includes polyether polyol, modified filler, foam stabilizer, composite catalyst, flame retardant and foaming agent.

MIAO B, ZHANG W, GAO B, LI Y, SONG K, PANG D, HAN H