国家/地区 中国（2）
IPC部 A（2）
IPC大类 B29（2）
IPC小类 B29D（2）
IPC B29D007/01（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

Preparing dry sanitary towel based on high-opening suction plastic net useful for e.g. women menstrual period, comprises e.g. mixing polybutylene succinate resin, graphene composite modified starch, nano inorganic filler, antioxidant, lubricant and titanic acid ester coupling agent.

SHEN J