国家/地区 中国（10） 韩国（3）
IPC部 C（13）
IPC大类 C08（13）
IPC小类 C08J（13）
IPC C09D129/04（13）
发明人 CHEN G（3） LI H（2）
公开年 2021（13）
申请年 2020（11）  2021（2） 
专利权人

Producing polymer film, involves preparing dispersion solution by ultrasonically treating graphene oxide and dispersing it in distilled water or tetrahydrofuran mixed solvent, preparing mixed solution by adding polyvinyl alcohol, stirring.

JIN H, YOO J

Preparing biopolymer composite film, comprises dispersing biopolymer in solvent and preparing polymer solution, where solvent is preferably water or polar solvent, coating polymer solution on surface of microporous substrate to form wet film, and drying to obtain biological polymer composite film.

GUAN Y

Preparation of graphene waterproof antistatic coating used for substrates, by heating polyvinyl alcohol in deionized water, adding trifunctional aziridine and sodium carboxymethyl cellulose, heating, adding graphene slurry and stirring.

ZHAO F, SHI J, LI Q, YUE X, CHEN G

Composite material with water vapor barrier function comprises silicone rubber substrate layer surface provided with decorative layer, modified layer surface provided with pit provided with hydrophilic polymer particles comprising e.g. polyacrylic acid and polyvinyl alcohol.

SHANG Y, LU S, CHEN G, LI H, YANG X, ZENG W, MEI J, ZHAN H, PAN J, HE Z

Graphene composite barrier film comprises organic thin film provided on inorganic thin film, graphene film, and primer layer provided between organic thin film and graphene film.

KIM M J, JANG S G, AHN S, TAE Y H, KIM J H, KIM H

Coating composition useful for improving waterproof performance, comprises calcium-based flame retardant, carbon-based flame retardant, adhesive and solvent.

PIAO K, JUNG C, JIN Z, PARK G, CHEONG C S, HYOK K J

Electromagnetic shielding composite material useful in field of 5G communication or aerospace, comprises absorption layer and reflective layer compounded on absorption layer; absorption layer includes modified resin layer.

RAN X, WANG C, FU C, NIE W, QIAN J, GAO Y, CHU H

High-barrier coating solution as a barrier coating for food packing films, comprises polyvinyl alcohol modification liquid, functional substance, processing aids and water.

YIN R, PENG C, CHEN G

Composite coating composition used for article e.g., plastic film, wire, cable, fiber or sheet of foam, board, paper, wood, or metal comprises binder, high aspect ratio sheet, and low aspect ratio sheet.

SUN L, LACHANCE A M, ZHOU T, LIM Y

High-toughness biaxially oriented polylactic acid film comprises upper surface layer, core layer and lower surface layer, where lower surface layer is composed of e.g. macromolecule modifier, polylactic acid resin and anti-blocking agent.

LIN X, ZHENG W, LIAO G, CHEN X, JIA L