国家/地区
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC
发明人
公开年 2022（2）
申请年 2021（2）
专利权人

Coating material useful for security equipment in outdoor face recognition equipment, smart punch card equipment, and community access control equipment, comprises siloxane modified silica sol, inorganic particle, ultraviolet absorber, and crosslinking agent.

FAN Z

Raman-detectible composition used for tagging substrate, generating code, apparatus for verifying authenticity of article and robust industrial application, comprises at least two different Raman-active two-dimensional materials.

LYNCH P, DALTON A, OGILVIE S, LARGE M, JOHNSTONE J