国家/地区 中国（2）
IPC部 A（2）
IPC大类 A63（2）
IPC小类 A63B（2）
IPC
发明人 LI J（2）
公开年 2022（2）
申请年 2022（2）
专利权人

Graphene-reinforced polyamide tennis line, has first shell layer wrapped on outer surface of middle core wire, and second shell layer that is graphene reinforced polyamide fiber film, where second shell layers cover first shell layers.

PAN D, LI J

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