国家/地区 中国（4）
IPC部 B（4）
IPC大类 C08（4）
IPC小类 C08K（4） C08L（4）
IPC C08K003/04（4）
发明人 LIU Y（4）
公开年 2023（4）
申请年 2022（4） 
专利权人

Liquid ring type vacuum pump comprises e.g. pump body, pump cover fixed at two ends of the pump body respectively, disc fixed between two pump covers and pump body and impeller fixed on rotating shaft between two discs.

ZHAO X, WANG Q, LIU Y, YUE H, YU S

Rubber material useful for e.g. high load resistant load wheel and formulation field of shock-absorbing elastomer bearing various stress, comprises modified rubber, butadiene rubber, carbon black, accelerator, anti-aging agent, vulcanizing agent, active agent and operation auxiliary agent.

LIU Y, JIA C, DU X, WANG X, LI X, WANG Z

Foam electromagnetic shielding material with bulletproof function used in stealth airplanes, is prepared by superposing coated aramid fiber laid fabric blocks to obtain bulletproof aramid fiber chips to obtain foam electromagnetic shielding material precursor, and heating.

FU L, PAN Z, WU Z, LIU Y, FANG X, CUI Z, LI Z, XU D, AI Q, HU L, LI N, CHEN H

Light-guiding fiber for photocatalyzing carbon dioxide to prepare methanol is skin-core structure, including light guiding layer, photocatalytic layer covering light guiding layer and protective layer covering photocatalytic layer, where light guide layer contain high polymer with light guide effect.

ZHOU N, ZHANG K, ZHANG Y, DONG Y, LIU Y