国家/地区 中国（7）
IPC部 B（7）
IPC大类 C08（7） B29（3） B65（3）
A61（2）
IPC小类 C08K（7）
IPC C08L005/08（7）
发明人 ZHAO Y（2）
公开年 2022（5） 2023（2）
申请年 2022（7）
专利权人

High-transparent and high-strength polyethylene heat-shrinkable film useful for packaging bottle-packed beverage, comprises e.g. first layer (comprised of low-density and metallocene polyethylene), second layer, third layer and fourth layer (comprised of high density polyethylene).

LIU Z, LI R, LIU S

Preparation of double-layer polymer modified graphene material used in separation and enrichment of glycoprotein, involves mixing e.g. hydrophilic polymer and solvent for electrostatic adsorption, and mixing obtained material with hyaluronic acid buffer salt solution for electrostatic adsorption.

GUAN S, LI H, YU J, PENG J, WANG L, DONG P, ZHAO Y

Preparing film used as antibacterial packing material or slow-release drug-carrying material by adding carboxymethyl chitosan and graphene oxide solution to triphosphoric acid, adding gelatin solution, adding into plate and drying film.

ZHAO Y, LI Y, LI F, XIE D, LI C

Blow molding of high ductility antibacterial polyethylene preservative film useful for household packaging of vegetable, comprises debugging device, injecting hot melted raw materials into conveying tank of blowing device for pre-blowing expansion and winding film.

ZHONG X, CHEN S, LIN Y

Improving film substrate gas barrier characteristics, comprises preparing cellulose acetate and glycerol solution, combining with graphene oxide nano sheet, and preparing transition metal oxide nano-particles.

LV Y, TAO Y, CHENG Y, LU J, WANG H, ZHOU H, DU J

Three-dimensional printable heart valve hydrogel used for promoting vascularization and calcification, obtained by adding amino-containing natural polymer material for amidation coupling, placing reaction solution in dialysate for dialysis purification, and curing by ultraviolet light irradiation.

PU Y, LI S, WANG P, CHI B

Preparing graphene-based copper ion imprinted hydrogel comprises preparing alkynyl-functionalized polyacrylic acid and thiolated graphene, dissolving chitosan in aqueous glacial acetic acid solution, soaking filter cake in a mixed aqueous solution of glutaraldehyde and thiourea,.

LIU R, ZHAO J, HU J, XU J, MU J