Development of advanced dielectric materials with both high-electric energy density and high-temperature resistant attributes is highly desirable in modern electronics and electrical systems.
Energy Storage Materials Volume 51, October 2022, Pages 638-659 Research progress on high-temperature resistant polymer separators for lithium-ion batteries ...
The all-organic high-temperature polymer dielectrics with promising scale-up potential have witnessed much progress in the energy storage area, etc. However, the electron suppression trap mechanisms behind many all-organic dielectrics are still unclear, especially for high temperature resistant poly( p -phenylene benzobisoxazole) (PBO) polymers.
The demand for dielectric materials that have high energy and power density properties, and are operational at high temperature has increased with the advancement in new energy technology, high‐end microelectronics, and other industries. Pure ceramic and polymer capacitors are not enough to meet the ever increasing energy requirements in a wide range of …
Semantic Scholar extracted view of "Polyimide-coated MgO nanoparticles improves high-temperature energy storage performance in polyetherimide-based nanocomposite films" by Ying Chen et al. DOI: 10.1016/j.cej.2024.154779 Corpus ID: 272150862 Polyimide ...
For high temperature energy storage polymer dielectric materials, we can also start from the design and synthesis of polymer and ceramic composite materials, polymer and small molecule composite ...
Aromatic polyimide was first produced in 1908 by Bogert and Renshaw (Ohya et al., 1997a) 1955, high molecular weight aromatic polyimides were synthesized by a two-stage polycondensation of pyromellitic dianhydride with diamines (Mittal, 2007).Since then ...
Dielectric capacitors with a high operating temperature applied in electric vehicles, aerospace and underground exploration require dielectric materials with high temperature resistance and high energy density. Polyimide (PI) turns out to be a potential dielectric material for capacitor applications at high
Polyimide has high corona resistance, but low high-temperature energy storage efficiency. In this work, combining the advantages of two polymer, a novel high- T g polymer fiber-reinforced microstructure is designed.
Polymer film capacitors do not meet the increasing demand of high-temperature (> 125 °C) applications with the rapid development of new energy. In particular, few polymer dielectrics can operate at high temperatures (> 250 °C). In order to develop high-temperature-resistant polymer dielectrics, a novel polyimide containing porphyrin units (PI-a) was prepared …
The burgeoning growth of the new energy vehicles and aviation industry has escalated the need for energy storage capacitors capable of stable operation in harsh environments. The advent of metal-polyimide complexes has illuminated a novel approach for preparing temperature-resistant capacitors. However, the general application of these metal …
Feng Q K, Dong Q, Zhang D L, et al. Enhancement of high-temperature dielectric energy storage performances of polyimide nanocomposites utilizing surface functionalized MAX nanosheets. Compos Sci Technol, 2022, 218: 109193
Several linear polymers with high glass transition temperatures (T g) are anticipated to be the candidate materials in the effort to improve the high-temperature energy storage properties of dielectric polymers.For example, polyether ether ketone (PEEK) [10], polyimide (PI) [11], and polyether imide (PEI) [12]..
Polyimide (PI) possesses high heat resistance and low dielectric loss, but exhibits low dielectric constant (k) and energy storage density, which constrains its further application in the field of high-temperature energy storage dielectric. The compounding of high-k filler and PI can greatly improve the dielectric constant of polymer-based dielectric composites, but it is …
High-temperature performance is critical for next-generation polymer dielectric capacitors operating in harsh environments. The properties of polymer matrices play an important role in …
The introduction of heat-resistant reinforcing phases and conductive fillers is considered an effective method for preparing high-temperature-resistant polymer-based EMI shielding materials [[13], [14], [15]].Silicon carbide (SiC) has emerged as a promising EMI ...
Improvement of High-Temperature Energy Storage Performance of PI with Non-planar Structures. Abstract: Polyimide (PI) is kind of a commonly used high temperature resistant polymer …
Polyimide (PI) turns out to be a potential dielectric material for capacitor applications at high temperatures. In this review, the key parameters related to high temperature resistance and energy storage characteristics were …
Polyimide (PI) is kind of a commonly used high temperature resistant polymer materials, whose high thermal stability depends on its rigid heterocyclic structures. However, the charge transfer between the diamine and the dianhydride unit is not conducive to dielectric and capacitive properties at high temperatures. In order to destroy the planar conjugated system to a certain …
Zha, J. W. et al. High-temperature energy storage polyimide dielectric materials: polymer multiple-structure design. Mater. Today Energy 31, 101217 (2023). Article CAS Google Scholar ...
With the rapid development of high-temperature energy storage devices, polyimide films with excellent thermal stability have become candidates for capacitor materials. However, the energy density (Ue) and efficiency (η) of the …
On the other hand, although the thermal stability of heat-resistant polymers such as polyimide (PI) and fluorene ... It is apparent that the high-temperature energy storage performance (U e and η ...
Polyetherimide (PEI) for high-temperature energy storage still face the critical problem of low discharged energy density. The dramatic increase in leakage current is the basic reason for the deterioration of energy storage characteristics under elevated temperatures.
Polyetherimide (PEI) for high-temperature energy storage still face the critical problem of low discharged energy density. The dramatic increase in leakage current is the …
High-Temperature Polyimide Dielectric Materials for Energy Storage Jun-Wei Zha, Xue-Jie Liu, Yaya Tian, Zhi-Min Dang and George Chen Abstract The availability of high-temperature dielectrics is key to develop advanced elec-tronics andpowersystems
DOI: 10.1016/j.mtener.2022.101217 Corpus ID: 254319678 High-temperature energy storage polyimide dielectric materials: polymer multiple-structure design @article{Zha2022HightemperatureES, title={High-temperature energy storage polyimide dielectric materials: polymer multiple-structure design}, author={Jun‐Wei Zha and Yaya Tian and …
Polymeric-based dielectric materials hold great potential as energy storage media in electrostatic capacitors. However, the inferior thermal resistance of polymers leads to severely degraded ...
Polyimide (PI) is considered a potential candidate for high-temperature energy storage dielectric materials due to its excellent thermal stability and insulating properties. This review expounds …
An energy storage and release model considering the charge trapping effects is constructed by the authors. We simulate the high-temperature energy storage properties of polyimide nanocomposite dielectrics (PI PNCs) …
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