国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08J（2）
IPC C08J005/18（2）
发明人
公开年 2023（2）
申请年
专利权人

Composition useful for preparing light-shielding film of smartphone camera module as spacer, washer and coating solution comprises carbon-based particles, thermosetting binder resins, dispersants, polymer beads and solvents.

PARK S C, YUN J H, KIM Y S, KIM Y, PIAO S

Stretchable piezoelectric film useful in preparing ultrasonic transducer, comprises porous cellulose-based polymer, and piezoelectric active material loaded in pores of porous cellulose-based polymer, where piezoelectric active material comprises organic piezoelectric phase.

GAO D, WANG Y, LI C, CHEN R, SHI J, YIN Y, REN D