国家/地区 中国（5）
IPC部 C（5）
IPC大类 C08（5）
IPC小类 C08G（5）
IPC C08J005/18（5）
发明人 LIU Y（5）
公开年 2019（2）
申请年 2019（2） 
专利权人 HUIMAI MATER.（2）

Preparing graphene heat dissipation film used for flooring, by adding graphene powder to polyurethane emulsion, adding surfactant to obtain emulsion, coating emulsion on modified polyethylene terephthalate film, and heat-rolling.

LEI X, ZHOU Y, LIU Y

Manufacturing polyimide and graphene complex film comprises e.g. carrying out in-situ polymerization by mixing desired graphene with solvent, diamine and dianhydride, uniformly coating and placing in high temperature oven for imidization.

MIN Y, RAO Q, LIU Y

Preparation of graphene-doped polyimide film, involves thoroughly mixing polyamic acid obtained by reacting graphene with diamine and dianhydride, and uniformly coating mixed polyamic acid on flat plate.

MIN Y, RAO Q, LIU Y

Preparing doped reduced graphene oxide composite film involves dissolving graphene oxide in deionized water, adding concentrated hydrochloric acid dropwise under stirring, obtaining uniform stable graphene oxide dispersion solution.

GUO X, JIN K, ZHANG W, WANG Y, CHEN Z, LIU Y, LIU C, YIN L, ZHENG Y

Preparation of polyimide film used for thin-film transistor flexible drive circuit, involves immersing substrate in graphene oxide composite polyimide film suspension containing thionyl chloride, dianhydride and diamine and dehydrating.

FAN T, FENG Y, LIU Y, MIN Y, SONG J, ZHANG D