国家/地区 中国（6）
IPC部 C（6）
IPC大类 C08（6）
IPC小类 C08G（6）
IPC C08G018/48（6）
发明人 ZHANG H（2）
公开年 2023（6）
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

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

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

Processing of graphene-enhanced polyurethane sole sports shoes, involves coating polydimethylsiloxane mixture on lotus leaf, curing, peeling off lotus leaf to obtain polydimethylsiloxane mold, performing plasma treatment, placing polyurethane prepolymer into mold, foaming and molding.

ZHANG Z

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

Cell regulator useful in preparing polyurethane foam comprises e.g. polyether modified silicone surfactant, dimethicone, fatty acid polyoxyethylene ester, fatty alcohol polyoxyethylene ether, alkyl aryl sulfonate, polypropylene wax, polytetrafluoroethylene wax, polyamide wax and inorganic powder.

ZHANG H, ZHU J, WU B, WAN Q