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최신 논문 – 내식성 관련 특허

. Latest Publications & Patents on Corrosion Resistance. Coating

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본 자료는 부식 저항성에 관한 전 세계 영문 논문 및 특허를 엄선하여 정리한 것으로, 다양한 온라인 과학 저널에 게재된 자료를 바탕으로 부식 저항성, 부동태화, 갈바닉 부식, 점식 부식, 틈새 부식, 응력 부식 균열, 균일 부식, 부식 억제제, 양극 보호, 부식 속도, 부식 피로, 부식 메커니즘, 전기화학적 부식, 내식성, 음극 보호, 보호 코팅 및 부식 저항성 분류 등의 주제별로 분류하여 제공합니다.

Monolithic bipolar multi-transport electrochemical stack component

Patent published on the 2026-05-28 in WO under Ref WO2026109334 by DANMARKS TEKNISKE UNIV [DK] (Capotondo Federico [dk], De Angelis Salvatore [dk])

Abstract: A monolithic bipolar multi-transport stack component for an electrochemical stack and method for manufacturing such are disclosed. The component comprises a fluidically impermeable and electrically conductive central layer having an anode-side and a cathode-side; recess structures provided on the anode side and on the cathode-side of the central layer, and electrically conductive and fluidically permeable outer layers provided on the recess structures on the anode-side and the cathode-side of th[...]


Our summary: A monolithic bipolar multi-transport electrochemical stack component is designed for efficient fluid and electrical conductivity. It features a central layer with recess structures that create flow fields, enhancing performance. The component is manufactured through a single sintering process, ensuring all layers are integrally connected without the need for additional coatings.

bipolar stack, electrochemical component, multi-transport, sintering process

Patent

Top metal layout design pattern to improve polyimide film adhesion for passivated devices

Patent published on the 2026-05-28 in WO under Ref WO2026111931 by MICROCHIP TECH INCORPORATED [US] (Feng Zhiming [us], Liu Robin (haibing) [us], Dou Xinyuan [us], Zitouni Moaniss [us], Lewis William R [us], Khosropour Pejman [us], Daemen Eleonore [fr])

Abstract: A semiconductor device is provided. The semiconductor device includes a substrate, a circuit component (110A) disposed on the substrate, an oxide layer disposed on the circuit component, a top metal layer disposed on the oxide layer, a non-planarized passivation layer disposed on the top metal layer, and a polyimide layer disposed on the non-planarized passivation layer. The top metal layer includes a first default feature (135A) and a second default feature (135B), and the non-planarized passiv[...]


Our summary: The document discusses a semiconductor device design that enhances polyimide film adhesion. It features a substrate, circuit component, oxide layer, and a top metal layer. The design includes a non-planarized passivation layer with trenches for improved performance.

metal layout, polyimide adhesion, semiconductor device, passivation layer

Patent

Anti-corrosion protector for use in preventing corrosion on the surface of a hole formed in a machine part

Patent published on the 2026-05-27 in EP under Ref EP4748972 by SIEMENS GAMESA RENEWABLE ENERGY AS [DK] (Nielsen Thomas Bekkelund [dk], Christensen Martin Andreas [dk], Agerfeldt Kim [dk])

Abstract: The invention describes a protector for use in preventing corrosion on the surfaces of a hole (2H) formed in a component, comprising a carrier bearing a supply of a volatile corrosion inhibitor, which carrier is shaped to fit inside the hole (2H); a magnetic cover dimensioned to extend beyond the circumference of the hole (2H); and a means of attaching the carrier to the magnetic cover. The invention further describes a method of handling a component comprising an arrangement of holes (2H) using[...]


Our summary: The invention provides an anti-corrosion protector designed for holes in machine parts. It includes a carrier with a volatile corrosion inhibitor and a magnetic cover for secure attachment. The method enhances corrosion prevention during the storage and transport of components with multiple holes.

corrosion protection, volatile corrosion inhibitor, magnetic cover, component storage

Patent

Photovoltaic cell preparation method and photovoltaic cell

Patent published on the 2026-05-27 in EP under Ref EP4750273 by ZHEJIANG JINKO SOLAR CO LTD [CN] (Zeng Xianhuan [cn], Wang Yilan [cn], Li Chao [cn], Zhang Ning [cn])

Abstract: The present disclosure relates to a photovoltaic cell preparation method, and a photovoltaic cell. The method includes: preparing a substrate including a first surface and a second surface opposite to each other, wherein the first surface is a textured structure; placing the substrate into an ALD deposition chamber; sequentially depositing an aluminum-silicon layer and an alumina layer on the first surface; placing the substrate having the aluminum-silicon layer and the alumina layer into a PECV[...]


Our summary: The disclosure presents a method for preparing photovoltaic cells. It involves depositing aluminum-silicon and alumina layers, followed by a silicon nitride layer using PECVD. This process enhances the cell s efficiency by reducing damage from ultraviolet light through improved chemical bonding.

Photovoltaic cell, ALD deposition, PECVD deposition, conversion efficiency

Patent

Mould release agent with corrosion inhibiting properties and method for casting cementitious compositions using the same

Patent published on the 2026-05-27 in EP under Ref EP4748911 by SIKA TECH AG [CH] (Rolland JÉrÔme [fr], Desveaux Philippe [fr], Dullin Benjamin [fr])

Abstract: The present invention relates to mould release agents comprising at least one oil and at least one corrosion inhibitor. The present invention also relates to methods for casting of cementitious compositions using the mould release agents comprising at least one oil and at least one corrosion inhibitor.[...]


Our summary: The invention describes mould release agents that include oil and corrosion inhibitors. It outlines methods for casting cementitious compositions using these agents. The focus is on enhancing performance and durability during the casting process.

mould release agent, corrosion inhibitor, cementitious compositions, casting methods

Patent

Connector comprising fluxing agent

Patent published on the 2026-05-21 in WO under Ref WO2026103982 by BAYERISCHE MOTOREN WERKE AG [DE] (Fuchs Franz [de], Zhang Oliver Bichi [de], Brandmaier Jochen [de], Endres Joseph [de], Krost Philipp [de], Laasch Felix [de], Zimmermann Sascha [de])

Abstract: The invention relates to a connector for electrically connecting at least two terminals (8, 10) which are separated by an insulation layer, comprising at least one connection element which is designed to conduct current between the at least two terminals (8, 10) and has at least two contacting regions (4A, 4B) for electrical connection to the respective terminals (8, 10), and a fluxing agent which can be thermally activated by heat input caused by faults and is designed to remove a passivation l[...]


Our summary: The invention describes a connector that electrically connects two terminals separated by an insulation layer. It features a connection element with contacting regions for the terminals and includes a thermally activated fluxing agent. This agent removes passivation layers during faults, particularly in cases of thermal or mechanical damage.

connector, fluxing agent, electrical connection, insulation layer

Patent

Hot-Wire Gas Tungsten Arc Welding Cladding of Super Austenitic Stainless Steel on Low Carbon Steel

Published on 2026-02-03 by Eli J. da Cruz, Francisco M. F. A. Varasquim, Fbio O. Carvalho, Luiz F. F. Santiago, Bruno F. Gianelli, Vicente A. Ventrella, Mirko Pigato, Irene Calliari @MDPI

Abstract: Arc welding techniques for applying austenitic stainless steel cladding to low-carbon steels are common. Cladding enhances surface properties, increases corrosion resistance, improves product performance, extends service life, and reduces maintenance costs associated with surface corrosion. The hot-wire gas tungsten arc welding (HW-GTAW) method offers several benefits, making it appealing for cladding applications. This research investigates the use of HW-GTAW to clad low-carbon steels with supe[...]


Our summary: This research explores hot-wire gas tungsten arc welding (HW-GTAW) for cladding super-austenitic stainless steel on low-carbon steels. It compares HW-GTAW with cold-wire GTAW, highlighting microstructural differences and performance benefits. Results indicate improved corrosion and wear resistance in HW-GTAW samples compared to uncoated base materials.

Welding, Cladding, Austenitic Stainless Steel, Corrosion Resistance

Publication

Functional Surface Modification of Magnesium Implant by Drug-Loaded Biodegradable Polymer Coating

Published on 2026-02-03 by Jung-Eun Park, Yong-Seok Jang, Seung-O Ko, Min-Ho Lee @MDPI

Abstract: Magnesium has attracted attention as an orthopedic implant material due to its excellent biocompatibility and biodegradability; however, rapid corrosion in physiological environments remains a major limitation. In this study, a polydopamine (PDA) intermediate layer and alginate/chitosan multilayer coating were formed on pure magnesium surfaces, with dexamethasone incorporation to simultaneously improve corrosion resistance and bioactivity. SEM observation revealed that uniform coating layers wer[...]


Our summary: This study developed a polydopamine/alginate/chitosan multilayer coating on magnesium implants to enhance corrosion resistance and bioactivity. The coating improved electrochemical properties and adhesion while allowing sustained release of dexamethasone. Results showed increased cell proliferation and osteoblast differentiation, confirming the effectiveness of the coating for orthopedic applications.

Biodegradable Coating, Magnesium Implant, Corrosion Resistance, Drug Delivery

Publication

다룬 주제: 내식성, 부동태화, 갈바닉 부식, 공식 부식, 틈새 부식, 응력 부식 균열, 부식 억제제, 양극 보호, 부식 피로, 전기화학적 부식, 보호 코팅, 부식 메커니즘, ISO 12944, ASTM G31, ASTM B117, ASTM D3359 및 ISO 9227.

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