国家/地区 中国（8）
IPC部 C（8）
IPC大类 C08（8） B32（3） B29（2）
IPC小类 C08K（8）
IPC C08L063/00（8）
发明人 LIU Y（8）
公开年 2022（6） 2023（2）
申请年 2022（8）
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

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

Preparing X-band stealth/lightning protection skin comprises laying up carbon fiber prepreg, conductive prepreg, wave-absorbing prepreg and wave-transmitting prepreg in sequence on surface of tooling, obtaining first skin, and molding first skin by vacuum bag process.

LI B, SONG Z, WEN Y, LIU Y

Preparing carbon fibers with biomimetic hierarchical interface layer comprises desizing carbon fibers, soaking in poly(ethylene glycol) bispyrene butyrate aqueous solution, drying, soaking with bispyrene butyric acid polyethylene glycol in graphene oxide aqueous suspension and drying.

WANG Y, LIU X, LIU Y, SUN H, LI P, WANG Z, GUO Z, JIN L, MA J, AO Y

Fiber-reinforced plastic in structural film of electronic equipment, comprises resin material, conductive particles, thermally conductive particles, and fibers, where the resin material is thermosetting resin or thermoplastic resin, conductive particles includes nickel powder, and copper powder.

LIU Y, GONG H, FAN P

Preparation of impact modifier used in resins and plastics, involves removing mechanical impurities from paint slag, mixing paint slag with kaolin, heating, naturally cooling, taking out, mixing with nano silicon dioxide and graphene, and sieving.

YU Y, WAN Y, GU Y, GU J, FAN Z, LIU Y

Preparing a electric response shape memory composite material useful in electric drive shape memory polymer material low resistor and high stability, comprises e.g. taking shape memory polymer solution/prepolymer solution, dispersing and forming uniform conductive slurry and coating into groove mold.

LIU Y, ZHANG F, HU R, LENG J

Preparing environmentally friendly industrialized ferroferric oxide/reduced oxidized graphite useful in field of magnetic material, comprises e.g. mixing graphene dispersion liquid with iron salt mixed solution in reaction kettle, introducing nitrogen protection, and heating and stirring.

ZHAO G, WEN K, HUANG S, FAN Y, HAN G, LIU Y