国家/地区 中国（2）
IPC部 B（2）
IPC大类 B29（2） B32（2）
IPC小类 B29D（2）
IPC B32B009/04（2）
发明人
公开年 2023（2）
申请年 2022（2）
专利权人

Preparing photo thermal conversion film with controllable thickness of graphene layer useful for e.g. cold and alpine regions, arid and semi-arid areas, comprises paving, using carbon dioxide laser to irradiate microporous polyether sulfone film, repeating operation, and spreading composite film.

YANG L, JIANG C, SONG Y, LI N, ZHANG S, WANG Z

Foaming modified water-proof composite floor comprises modified polymer substrate and surface decorative plate connected with adhesive and polymer substrate obtained by hot pressing of modified polymer particles, plant fibers and adhesive embryos.

SUN G