国家/地区 中国（4）
IPC部 C（4）
IPC大类 C08（4）
IPC小类 C08K（4） C08G（3） C08L（3）
IPC C08K003/04（4）
发明人 WANG Y（4）
公开年 2023（4）
申请年 2022（3） 
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

Graphene-modified rigid polyurethane used in electromagnetic shielding, comprises polyether polyol, catalyst, foaming agent, foam stabilizer, water, modified graphene oxide, graphite powder, flame retardant, and polyisocyanate, where modified graphene oxide is graphene oxide treated with modifier.

ZHANG H, LIANG F, WANG Y

Polyurethane resin comprises polyester polyol, toluene diisocyanate, 4,4'-diphenylmethane dibasic acid, chain extender, sealing agent, leveling agent, antioxidant, and wear-resistant additive comprising fumed silica, titanate coupling agent and graphene oxide.

DENG Z, ZHU H, WANG Y

Graphene nanosheet hybrid flame retardant used for preparing flame-retardant multifunctional composite material, obtained by ball-milling stripping and ionic liquid-assisted exfoliation of graphene nanosheets, and exchanging flame retardant.

ZHANG W, JIA X, WANG Y, HAO J