国家/地区 中国（5）
IPC部 B（6） C（2）
IPC大类 B29（6） C08（2）
IPC小类 B29B（6）
IPC B29B007/00（6）
发明人 LIU J（2）
公开年 2022（6）
申请年 2021（6）
专利权人

Mask device useful for improving skin beauty comprises external mask, light emitted diode module located on inner surface of outer mask, controller to provide power and light control signal to LED module, and mobile terminal.

KIM H S, LEE G J, OH Y J, SEUNG K, KIM S J, YOON K B

Semi-cured polyimide sheet capable of heat pressing and resistant to high temperature comprises heat conducting filler, a semi-curable resin, a curing agent, an accelerator, zirconium beads, polyimide film, polyimide film and polyethylene terephthalate film.

LAI Z, FENG L, TU Y, LIANG X, LIU Z, ZHU X

Multilayer coextrusion electromagnetic shielding fluoroplastic electric insulating corrugated pipe comprises electromagnetic shielding layer and insulating layer.

JIA X, LIU J

Core mold material for rocket engine medicine column forming, comprises plastic pellets, high conductive filler, reinforcing filler, coupling agent, solid lubricant, plasticizer, and antioxidant.

LIU J, YANG S, CHAI F, ZHOU A, LIU H, YAN C, REN S, DENG A, LI H, SHU K

Preparing graphene sheet used for manufacturing transparent touch screen, involves placing graphene powder and tourmaline powder in containing barrels respectively, and placing certain amount of polyvinyl chloride resin in stirring barrel.

YU F, JU Y, WU W, WANG D, WANG W

Repairing agent for boiler flue gas desulfurization tower, includes multi-layer composite coating comprising wear-resistant layer, bonding layer, and anticorrosive layer which are sequentially coated on inner wall of desulfurization tower, and anticorrosive layer attached to inner wall.

WANG Y, SHANG Y, YANG Y, SONG X