国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08J（2）
IPC C08J009/04（2）
发明人 CAO Y（2）
公开年 2022（2）
申请年 2022（2）
专利权人

Preparing polymethacrylimide foam with wave-absorbing and flame-retardant performance useful as e.g. sandwich material comprises e.g. mixing methacrylic acid and methacrylonitrile, adding thickening agent, and mixing with crosslinking agent, nucleating and foaming agents to prepare second component.

TANG D, GUO L, CAO Y, ZHENG L, XIE J

Thermal insulation integrated plate for external wall of house, comprises decorative panel and thermal insulation plate containing polymerized polystyrene plate and polyurethane insulation plate, adhered to back of decorative panel through adhesive.

CHEN X, ZHOU J, CAO Y, SHEN Y, YU M