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 ZHANG S（2）
公开年
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 aqueous-based yoga mat leather involves selecting leather material, producing each layer of yoga mat leather, synthesizing each layer of yoga mat leather, and forming yoga mat leather, where selection of leather material comprises polyether polyol, anti-curing additive, and foam regulator.

WANG C, CHEN D, LI M, ZHANG S, LI J, YE X, WANG Y, DAI D, HUANG Y, HU F