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Analysis of the Impact of Polyimide Coating on Passivation …

In this paper, an advanced 3D FEA model framework with global and local sub-model is developed to investigate the impact of the polyimide coating on passivation reliability. The modeling work consists of two parts: the first part is the transient thermal simulation under a power pulse. The second part is the thermal mechanical stress simulation with the …

Chapter Polyimide in Electronics: Applications and Processability …

2.4 Polyimide deposition and process techniques There are several routes to shape polyimides depending on the targeted applica-tion. Among them, one can cite the biaxial stretching for film production, the spin-coating andlithography process forwafer-level

High-Performance Polyimides with High

Molecular simulation of the O2 diffusion and thermo-oxidative degradation mechanism of carbon-doped boron nitride nanosheets/BTDA-ODA polyimide composites with high O2 …

The Basics of Polyimide｜An Explanation of how it is Used

Polyimide (abbreviated as PI) is a polymer compound with an imide ring bond (Fig. 1) in its molecular chain. Aromatic polyimides, in which this "R" is aromatic, are widely used in industry. Fig. 1 Due to PI''s stabilized physical properties between 196 C and 300 ...

Polyimide covalent organic frameworks bearing star-shaped …

Polyimide covalent organic frameworks (PI-COFs) are outstanding functional materials for electrochemical energy conversion and storage owing to their integrated advantages of the high electroactive feature of polyimides and the periodic porous structure of COFs. Nevertheless, only anhydride monomers with C2

Polyimide

Polyimide (sometimes abbreviated PI) is a polymer containing imide groups belonging to the class of high-performance plastics. With their high heat-resistance, polyimides enjoy …

Porous polyimide framework based on perylene and triazine for reversible potassium …

Potassium-ion batteries have attracted considerable attention as an emerging energy-storage solution due to the abundance of potassium resources. The current development of potassium-ion batteries is, however, largely impeded by the lack of high-capacity and cyclable electrode materials. Herein, we report th

Polyimide as anode electrode material for rechargeable sodium …

A polyimide synthesized from 1,4,5,8-naphthalenetetracarboxylic dianhydride (NTCDA) and ethylene diamine (EDA) was evaluated as a new anode material for sodium ion batteries (SIB). The polyimide delivers a discharge specific capacity of 140 mA h g −1 at an average potential of 2 V vs. Na + /Na with an initial coulombic efficiency of 97.6% and exhibits an …

폴리이미드

폴리이미드(영어: polyimide, PI)는 이미드 단량체의 중합체이다. 폴리이미드는 1955년 이후로 대량생산 되어 왔다. 폴리이미드는 높은 내열성을 가지고 있기 때문에 고온의 연료 전지, 디스플레이, 다양한 군사적 용도와 같은 견고한 유기 …

Polyimides: Versatile Specialty Polymers | Polymer Journal

Polyimide specialty polymers are finding growing usage in applications such as high temperature, thermally stable insulators and dielectrics, coatings, adhesives, and high performance composites.

Microfabrication of functional polyimide films and microstructures …

Polyimides have been widely used in the industries of microelectronics, sensors, energy storage, biomedical engineering, and aerospace due to their combined …

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Improved breakdown strengths and energy storage …

Abstract. Polymer nanocomposites with high energy-storage capability have been widely used in electronic devices. To achieve further enhanced energy density, developing nanofillers with tailored compositions and …

Applications of polyimide coatings: a review

Polyimides, high-performance polymers with superior properties such as high temperature stability, resistance to solvents and high strength, can be used in high-tech applications of the aerospace and aviation, medical or electronics industry in different forms (film, fiber, nanofiber, membrane, foam, adhesive or coating). Among these applications, coating has …

Polyimides: Promising Energy‐Storage Materials

Plastic batteries: Polyimides are proposed as cathode materials for rechargeable lithium batteries. Although they are regarded as insulators, five polyimides with different …

Polyimide

Polyimide is a polymer of imide monomers (Polyimides, n.d.).Polyimides can be thermoset or thermoplastic resins. They have high thermal properties and can be used in fuel cells, displays, and other electrical devices. They are more expensive than epoxies and ...

Research and Application Progress of Composite Polyimide with …

Journal of Guangdong University of Technology ›› 2023, Vol. 40 ›› Issue (01): 122-129. doi: 10.12052/gdutxb.210122 Previous Articles Next Articles Research and Application Progress of Composite Polyimide with Low Dielectric Properties Yu Wen-tao 1, Song Jian-yuan 2, Fang Ji-yong 1, Liu Yi-dong 1, Liu Cun-sheng 1, Min Yong-gang 1

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ポリイミドの｜どのようにわれているかを | …

ポリイミド（Polyimide:PIと）はにイミド（1)をむです。このR がとなるポリイミドがにくされています。 1： ポリイミドは-196 から300 のでがなく、、 ...

Enhancement of the Mechanical Properties of Polyimide Film by …

The band absorbance ratio of a PO polyimide prepared by thermal imidization (100 C/1 h, 200 C/1 h, and 300 C/2 h) of PAA-PO was considered to be equivalent to that of the completely imidized polyimide, and therefore, it was used as a reference ratio value [,,

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High-temperature-resistant and colorless polyimide: …

Colorless polyimide (CPI) is one of the most heat-resistant polymers. It has been widely used in many fields such as microelectronics and photoelectric fabrications, because it …

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The resultant amide goes through an imidisation process to form polyimide. Compared with the conventional two-step reaction, monomers for transimidisation are often …

Fluorinated polyimide with enhanced ultraviolet-resistant radiation …

High-performance polyimide (PI) films with excellent ultraviolet (UV)-resistant radiation and low dielectric constant (k) properties are ideal spacecraft antenna substrates in space applications. However, conventional commercial PI films like Kapton® applied in the aerospace field are inevitably subjected to the harsh UV radiation environment, leading to …

Polyimide Films for Digital Isolators | IntechOpen

Digital isolators provide compelling benefits over legacy opto-couplers in terms of high speed, low power consumption, high reliability, small size, high integration, and ease of use. Billions of digital isolators using micro-transformers have been widely adopted in many markets including automotive, industry automation, medical, and energy. What are …

Polyimides for Micro-electronics Applications | IntechOpen

Polyimide is an organic polymer that exhibits the highest level of heat resistance, exhibits excellent mechanical properties and electrical insulation, and is stable for a long period of time. In addition, since it is easy to obtain polymers with different physical characteristics by changing the combination of monomers, it is possible to obtain the desired properties …

Temperature resistant amorphous polyimides with high intrinsic …

An intrinsic high–k polyimide with rigid backbone and polar side groups was reported. STP-PI presented high permittivity (5.2 ∼ 6.0) and excellent thermal stability. At 200 °C, STP …

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Polyimide | Formula, Properties & Application

Polyimide, with its impressive balance of thermal stability, chemical resistance, and electrical insulation properties, is undeniably a game-changer in many high-tech industries. From electronics to aerospace and automotive applications, its impact is far-reaching ...

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Guest Editorial: High-performance polyimide dielectric materials

All of the papers selected for this Special Issue fully display that polyimide or polyimide-based dielectric materials with high performance are significantly moving forward. The demand for innovative and diverse polyimide materials with superior thermal, mechanical, electrical insulating and dielectric properties has greatly increased, and related research …

Polyimide

"Flexible polyimide-based intracortical electrode arrays with bioactive capability. " Biomedical Engineering, IEEE Transactions on,Volume: 48, Issue: 3, March 2001 Pages:361 - 371 Can be found using IEEE Xplore Hydrophobicity 82 degrees Ghosh, I. …

Enhanced Surface Insulation Strength of Modified Polyimide …

The purpose of this paper is to propose the fabrication of an Al 2 O 3 /PI composite coating with micron-level thickness to improve the corona resistance and surface insulation …

Polyimide in Electronics: Applications and Processability …

Polyimides are present in different ways (from substrates to thin coatings) and for different purposes (purely mechanical one to advanced electrical insulation) in electronics and high voltage applications. Figure 2 shows …