国家/地区 中国（7）
IPC部 C（7）
IPC大类 C08（7）
IPC小类 C08G（7）
IPC C08G018/48（7）
发明人
公开年 2023（7）
申请年 2022（5） 
专利权人

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

Preparing low-temperature-resistant antistatic polyurethane memory foam comprises adding graphene oxide and anhydrous N,N-dimethylformamide into ultrasonic cleaning machine, vacuum freeze-drying to obtain a preliminary conductive agent, centrifuging and molding.

ZHANG J, ZHUANG L, SHI X, LIN M, CHEN T, CHEN G

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

Production of graphite-based thermal insulation material by mixing polyether polyol and flame-retardant polyether polyol, pre-mixing isocyanate, composite catalyst and silicone oil with polyol mixture, adding polymethylene polyphenylene isocyanate to composite material and foaming mixed material.

LIU J

Preparing bacteriostatic, sport protective and shock-absorbing badminton racket handle material used in sports equipment comprises preparing modified graphene oxide, preparing polyurethane I, and preparing mixture, where the graphene oxide is graphene oxide of chitosan.

ZHAN Q, PAN W

Graphene composite foam useful e.g. in insole, comprises highly reactive polyether polyol, polymer polyol, modified graphene, silicone oil, crosslinking agent, foaming agent, catalyst, flame complex agent and foam stabilizer, and its surface is covered with polyurethane waterproof film.

FANG M, CHEN Y, CHEN M, LIN F

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