国家/地区 中国（5） 世界知识产权组织（5） 美国（4） 欧洲专利局（EPO）（3） 韩国（3） 日本（2）
IPC部 B（9）
IPC大类 B32（9）
IPC小类 B32B（9）
IPC B32B027/28（9）
发明人
公开年 2021（5） 2022（2）
申请年 2020（3）  2021（3）  2022（2） 
专利权人

Preparing foam with gradient pore structure used in preparing heat-insulating and anti-icing material, involves mixing foaming agent, curing agent and water, under uniform stirring, and curing under vacuum condition, where foaming agent is polyurethane foaming agent.

YUAN X, SHENG L, ZHAN F

Coating system used for protecting metallic or plastic substrate, comprises layer made of material chosen from pyrolytic graphite, pyrolytic boron nitride, and compressed expanded graphite, and another layer made of composite comprising polymeric matrix and two-dimensional flakes.

BELLANI S, GABATEL L, DEL RIO CASTILLO E A, THORAT S B, MOLINA GARCIA M A, NAJAFI L, BONACCORSO F

Multilayered flexible package useful in packaging systems for food, cosmetic, nutraceutical or pharmaceutical products, comprises polymeric coating comprising dispersion of antioxidant particles.

RIVA M, VACCA P, FIDECKA K, FIDECA C

Forming graphene-infused fiber composite which is used as air frame materials for aircraft, comprises providing graphene consisting of graphene particles in solvent to form mixture and applying mixture to surface of fiber composite layer.

KOZIOL K

Biaxially oriented polypropylene antistatic stretched film comprises polypropylene, nano nickel oxide, organosilicon, coupling agent, catalyst, adhesion promoter, graphene, graphene oxide, silicon carbide, and polyamic acid solution.

WANG H, XIANG X

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

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

Manufacturing photoacoustic ultrasound generator, comprises e.g. forming uncured prepolymer polydimethylsiloxane (PDMS) film on substrate, and spraying solution of light-absorbing nanoparticles onto surface of uncured PDMS film.

BAAC H W, SANG P G, HEO J M, BAACHYOUNGWON, MIN H J

Graphene compound for barrier element and clear packaging for product comprises optionally functionalized graphene directly bonded to nitrogen-containing compound.

ZHENG S