国家/地区 中国（2）
IPC部 B（3）
IPC大类 B33（3）
IPC小类 B33Y（3）
IPC B33Y070/10（3）
发明人
公开年 2023（2）
申请年 2022（3）
专利权人

Preparing 3D printing organic-inorganic composite airgel useful in e.g. thermal insulation materials comprises adding inorganic nanomaterials to polyamic acid solution, mixing, and carrying out sol-gel treatment to composite ink and freeze drying composite ink and heat imidizing.

YUAN S, YANG Y, LI L, LIU T, XUE T, FAN W

Radar-transparent continuous fiber reinforced composite material comprises nano-scale radar wave-transparent material, modified cyanate resin and continuous fiber filaments, and is prepared by additive manufacturing method.

ZHANG X, LI Y, HE W, CHENG Y, NIE X

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