国家/地区 中国（2）
IPC部 B（2）
IPC大类 B05（2） C08（2）
IPC小类 B05D（2）
IPC B05D007/24（2）
发明人
公开年 2023（2）
申请年 2022（2） 
专利权人

Hydrophobic agent composition useful for long-life hydrogen fuel cell gas diffusion layer, comprises polytetrafluoroethylene micropowder, polypropylene powder, nano-graphene powder and polyvinyl alcohol as granulation binder.

LIN H, WANG J, ZHOU Z

Film strain sensor having wide test range and high sensitivity comprises strain film in middle layer and protective films on both sides, and prepared by e.g. adding N,N-dimethylformamide and deionized water, adding expanded graphite, placing in polytetrafluoroethylene tank and adding silver nitrate.

SHAN L, FU H