国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C08J005/18（4）
发明人 ZHANG Y（4）
公开年
申请年 2022（2） 
专利权人

Preparing biomass material heat insulation film comprises washing biomass material, drying, grinding, sieving, heat-treating biomass material powder, mixing polyvinylidene fluoride with porous graphite powder, grnding, mixing with N-methylpyrrolidone, coating slurry on glass substrate, and soaking.

YANG S, WANG J, CAO K, ZHANG Y

Artificial graphite sheet for use in heat sink, is prepared by laminating several layers of polyimide films and performing carbonization and graphitization treatment, the preparation method of the polyimide film, the preparation method of the polyimide film involves using diamine monomer.

JIN Y, ZHOU Y, YANG C, ZHANG Y

Preparing high performance polyvinyl alcohol/graphene composite film involves obtaining graphene oxide dispersion and polyvinyl acetate/graphene oxide solution, which is obtained by in-situ polymerization under nitrogen protection.

KOU S, DING K, XU L, ZHANG Y, LU R

Preparation of vertically oriented graphene-based material involves dispersing graphene-based raw material in solvent, filtering graphene dispersion liquid to obtain graphene film, freezing and drying graphene film.

ZHANG Y, WANG L, ZHANG J, LI K, CHEN Z