国家/地区 中国（4）
IPC部 C（4）
IPC大类 C08（4） G02（2）
IPC小类 C08L（4）
IPC C08L079/08（4）
发明人 LIU J（4）
公开年 2022（4）
申请年 2021（2）  2022（2） 
专利权人

Optical film with low haze useful in vehicle-mounted display product manufacturing field e.g. wearable device, comprises e.g. substrate layer comprising first optical surface and second optical surface, and flatness adjusting layer arranged on first optical surface and/or second optical surface.

JU J, LIU J, XU J

Adjustable terahertz attenuator, has graphene disk formed on substrate thin layer, where fan-shaped graphene is formed by laser direct-writing film of different laser power and generated by linearly changing laser speed for circle center.

LAN J, LIU J, GU J, HE J, WANG L

Preparing halogen-free low-dielectric compatible high-frequency FR4 copper-clad plate comprises using glue components comprising resins, coupling agents, catalysts, fillers and solvents comprising dimethylbenzene and cyclohexanone.

JIANG D, QIN W, FU J, LIU J, ZHENG B, LUAN H, CHEN C, WANG L

Polyimide material used for aerospace comprises phosphorus containing polyimide resin, silicon containing anti atomic oxygen filler and conductive filler.

ZHI X, LV F, LIU J, ZHANG Y