国家/地区 中国（4）
IPC部 C（4）
IPC大类 C08（4）
IPC小类 C08G（4） C08K（3）
IPC C08G018/32（4）
发明人
公开年 2023（4）
申请年 2023（4）
专利权人

High-barrier heat-resistant solvent-free polyurethane composite material useful as film lamination in packaging composite field of e.g. daily chemical, comprises e.g. polyurethane prepolymer, graphene modified polyol, polyester polyol, nano-silicon dioxide modified polyether polyol and isocyanate.

HE C, TIAN L, WEN Y

Low density polyurethane foam material used in automobile carpet, comprises polyether polyol, catalyst, foam stabilizer, foaming agent, crosslinking agent and phenyl-containing diisocyanate, where foam stabilizer is prepared by reacting phenyl hydrogen-containing silicone oil and alkenyl polyether.

CHEN L

Preparing polyurethane material used in aviation, traffic, medical treatment, and textile fields comprise mixing thioglycerol, tetrahydrofuran, performing ultraviolet light irradiation reaction, adding dibutyltin dilaurate, 4-amino-4H-1,2,4-triazole, heating, aging, filtering, extracting and drying.

GUO H, DENG Z, QIU G

Polyurea elastomer composite fabric comprises fabric woven from long fibers (prepared from carbon fiber, aluminum silicate ceramic fiber, polyimide fiber and glass fiber) coated with polyurea elastomer coating on surface.

MA Q, MA C, GAO J, WANG D, WU Y, ZHAO Y