国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（5） C08（5）
IPC小类 C01B（5）
IPC C08J009/28（5）
发明人
公开年 2022（3）
申请年 2021（5）
专利权人

Preparing ultra-high elastic polyimide fiber/graphene composite gas gel comprises e.g. dispersing polyimide chopped fiber in alkali solution, performing surface modification, mixing graphene solution dispersion liquid with polyimide chopped fiber, dialyzing, freezing and drying.

FENG Y, YIN W, FENG W

Preparing chitin film material used in e.g. food industry involves configuring potassium hydroxide aqueous solution, adding chitin, stirring and dispersing, adding ice or ice water mixture, stirring to completely dissolve to obtain chitin solution, casting or coating solution, printing and curing.

ZHANG Q, YU X, ZHONG Y, CAI J

Preparation method of aerogel framework, involves dispersing fluorinated boron nitride nanosheets and graphene oxide in polyvinyl alcohol aqueous solution or carboxymethyl cellulose aqueous solution to obtain aqueous slurry, placing aqueous slurry in mold for bidirectional freezing, and drying.

GUO H, HU B, LI B

Carbon foam useful in thermal insulation and electromagnetic shielding material and in important fields of aerospace and weapon equipment.

ZOU H, JIANG X, LIU P

Preparing composite pressure sensing material by washing aramid/graphene/conductive polymer hydrogel prepared using aramid fiber, graphene, surfactant and conductive polymer monomer with water, freeze-drying, placing in tubular furnace, introducing protective gas, heating, and naturally cooling.

YANG Y, WANG Q, ZHAO W, CHENG X, LIU W