国家/地区 中国（5） 美国（2）
IPC部 B（6） C（6）
IPC大类 B29（6）
IPC小类 C08G（6）
IPC C08K003/04（4） B29C064/153（2） B33Y070/10（2）
C08G083/00（2） C08K009/04（2） C08L087/00（2）
发明人
公开年 2022（6）
申请年 2022（6）
专利权人

Graphene/polyethylene naphthalate (PEN)/polyethylene terephthalate (PET) composite barrier film for e.g. food packaging, has three-layer structure comprising layer made of PET, and layer made of graphene/PEN/PET composite material.

WU Z, CHEN X, LIN Y, WU D, CHEN D

Forming method of graphene oxide reinforced nylon composite material, comprises e.g. heating and melting graphene oxide reinforced nylon composite material, roll-pressing to orient the graphene oxide, cooling and shaping, melting and orienting.

ZHAO X, JIA S, HE X, PENG Q

Processing high-strength computer back cover with middle frame, involves cutting epoxy glass fiber board to obtain middle frame board and cover board, milling mounting cavity on middle frame plate to form middle frame and then middle frame and cover plate are welded to obtain computer rear cover.

CAI C, YU F, LU M, CHEN J, HE H

Composition used for three-dimensional printing e.g. additive manufacturing, comprises particles comprising thermoplastic polymer grafted to carbon nanomaterial, and particles have preset aerated density.

FARRUGIA V M, SRISKANDHA S E, CLARIDGE R, SRISKANDAR S E, EMPARUZIA V, SIBANTIISWARISLISKANDA

Powder composition for three-dimensional body, comprises predefined amount of polyimide particles having specific average particle size, formed by polymerizing diamine monomer(s) and dianhydride monomers, where polyimide particles material has specific crystallinity and glass transition temperature.

KEMPINSKI K, KERSZULIS J, CHASTAIN J C, DUIS P G, KEMPINSKI K A

Preparing multilayer polyimide film with electromagnetic shielding ability comprises e.g. paving negatively charged cobalt iron oxide modified polyimide film and positively charged silver doped graphene powder, and spraying deionized water on film to wet silver doped graphene powder.

NIU R, LIU S, CHEN H