flexible energy storage polyurethane
Tuning the flexibility and thermal storage capacity of …
Polyurethane (PU) based phase change materials (PCMs) undergo the solid–solid phase transition and offer state-of-the-art thermal energy storage (TES).
Read MoreFlexibility and Thermal Storage Properties of Polyurethane Adhesive Supported Phase Change Composites Based on Polyurethane …
Polyurethane phase change materials (PUPCMs) have been extensively applied in smart textiles and wearable electronic devices because of their excellent energy storage capacity. To realize the flexibility of PUPCMs for certain deformation and compact contact with objects, suitable support structures have been chosen to prepare …
Read MorePolyethylene Glycol/Polyurethane Acrylate-Based Flexible Phase …
The application of thermal energy storage (TES) technology in practical engineering has been limited by liquid leakage and material rigidity during phase change. In this study, we prepared novel polyethylene glycol (PEG)/polyurethane acrylate (PUA)-based flexible phase-change films (PCFs) using ultraviolet (UV) curing technology to solve these …
Read MoreReinforced flexible solid-state electrolyte membrane by polyurethane polymer of intrinsic microporosity for high-energy …
In recent years, PIMs have had more applications in the field of energy storage systems [31, 32], such as SEI layer [33], a separator in fuel cell [34, 35] or lithium-sulfur batteries [36, 37]. In this work, we designed the rigid skeleton of PIM-1 as the hard segments, PEG as the soft segments and 4,4′-Diphenylmethane diisocyanate (MDI) as …
Read MorePolyurethanes as solid–solid phase change materials for thermal energy storage …
Polyurethane polymers (PUs) have been synthesized as solid–solid phase change materials for thermal energy storage using three different kinds of diisocyanate molecules and polyethylene glycols (PEGs) at three different molecular weights. PEGs and their derivatives are usually used as phase change units in polymeric solid–solid phase …
Read MoreDevelopment of a Flexible Polyimide-Thermoplastic Polyurethane Based Triboelectric Nanogenerator for Energy …
A flexible vertical contact-separation mode triboelectric nanogenerator (TENG) was developed for energy harvesting applications using laser-textured polyimide (PI) film as a tribo-negative and thermoplastic polyurethane (TPU) as a tribo-positive layer. Surface modification of PI film in terms of roughness was performed to increase charge storage …
Read MorePolyurethane induced high breakdown strength and high energy storage density in polyurethane…
Polymers are potential dielectric energy storage materials due to their excellent flexibility and good processability [14].PVDF and its copolymers are ferroelectric polymers that ...
Read More(PDF) Thermoplastic Polyurethane Blends With …
this work innovative thermal energy storage materials were developed by encapsulating a ... flexible microfluidic and strain sensors in electronic area [9] [10] [11], further to customized ...
Read MoreFlexible Energy Storage Devices to Power the Future
Consequently, there is an urgent demand for flexible energy storage devices (FESDs) to cater to the energy storage needs of various forms of flexible …
Read More3D-printed highly deformable electrodes for flexible lithium ion …
The facile 3D printing of the suitably patterned electrodes leads to low-cost manufacturing of high performance deformable electrodes, demonstrating the promising potential of such printed electrodes to enable stretchable and flexible energy storage devices to be used in soft robotics, wearable, and bio-integrated electronics.
Read MoreFlexible and resilient photothermal polyurethane film from polydopamine-coated phase change microcapsules …
A major barrier to widespread use of solar energy remains: the need for storage to correct the mismatch between supply and demand. Herein, this paper prepared a flexible and resilient polyurethane film (m-M n /PU) that could convert and store solar energy by compositing photothermal phase change microcapsules (microPCMs) coated …
Read MorePreparation and properties of polyurethane film with photothermal conversion and energy storage …
Purpose This paper aims to provide a flexible polyurethane (PU) film with visible light trapping ability, photothermal conversion and energy storage performance by covalently bonded a visible light absorbing dye into the polymer through copolymerization.
Read MorePolyurethane-based flexible and conductive phase change …
Flexible leakage-proof composite PCMs with pronounced comprehensive performance are fabricated by a scalable polymer swelling strategy without using any …
Read MoreA polyurethane solid–solid phase change material for flexible use …
Novel flexible polyurethane/MXene composites with sensitive solar thermal energy storage behavior Compos. Part A-Appl. s., 149 ( 2021 ), Article 106505, 10.1016/j positesa.2021.106505
Read MoreFlexible wearable energy storage devices: Materials, structures, and applications
To date, numerous flexible energy storage devices have rapidly emerged, including flexible lithium-ion batteries (LIBs), sodium-ion batteries (SIBs), lithium-O 2 batteries. In Figure 7E,F, a Fe 1− x S@PCNWs/rGO hybrid paper was also fabricated by vacuum filtration, which displays superior flexibility and mechanical properties.
Read MoreRecent advances in polyurethanes as efficient media for thermal energy storage …
Polyurethane-based flexible and conductive phase change composites for energy conversion and storage Energy Storage Mater, 20 ( 2019 ), pp. 401 - 409, 10.1016/j.ensm.2018.10.014 View PDF View article View in Scopus Google Scholar
Read MoreShape-memory and self-healing polyurethane-based solid …
Thermal stability is one of the most important criterions for evaluating the safety of LIBs. As shown in Fig. 2 a, Net-PU 4000 SS33 exhibits the value of 5 wt% weight-loss temperature (T d,5%) at 265 C, which is higher than PU 4000 SS33 (about 240 C), indicating that the introduction of disulfide bonds and cross-linking networks is beneficial …
Read MoreIntrinsic Self-Healing Chemistry for Next-Generation Flexible Energy Storage …
The booming wearable/portable electronic devices industry has stimulated the progress of supporting flexible energy storage devices. Excellent performance of flexible devices not only requires the component units of each device to maintain the original performance under external forces, but also demands the overall device to be …
Read MoreDesign and energy characteristic analysis of a flexible isobaric strain-energy compressed-air storage …
Pedchenko et al. presented a strain-energy storage accumulator using an elastomer polyurethane to obtain a high energy-storage efficiency and energy density. During the inflation test of the latex airbag, it was found that the airbag expanded at a constant pressure [14] .
Read MoreHighly flexible, healable and degradable polyurethane phase …
Generally, in fields where energy output is more intensive and energy storage requirements are large, PCMs are commonly used in the form of blocks. However, conventional PCM blocks have the disadvantages of high volume share and weight, and increased thermal resistance due to mismatch with heat transfer elements.
Read MoreLight-actuated shape memory and self-healing phase change composites supported by MXene/waterborne polyurethane …
Therefore, developing flexible MXene-based PCM composites with solar energy storage property, shape memory property and self-healing characteristic is quite desirable. In order to solve these drawbacks of PCMs, PEG was encapsulated into a porous aerogel composed of MXene and waterborne polyurethane (WPU) to fabricate photo …
Read MorePolymers for flexible energy storage devices
Polymer electrode materials, which store energy by reversible redox conversion [78, 79], hold great promise for flexible energy storage devices due to their …
Read MoreNovel flexible polyurethane/MXene composites with …
Novel flexible polyurethane/MXene composites with sensitive solar thermal energy storage Composites Part A: Applied Science and Manufacturing ( IF 8.7) Pub Date : 2021-06-06, DOI: 10.1016
Read MoreFlexible SbSI/Polyurethane Nanocomposite for Sensing and Energy …
4. Conclusions. The fabrication of a sensor/energy harvester based on a flexible nanocomposite of SbSI nanowires and polyurethane was presented herein for the first time. The developed method of the nanocomposite preparation is simple, efficient, and suitable for fabrication of a large amount of this material.
Read MoreFlexible four-dimensional optical data storage enabled by single-pulse femtosecond laser irradiation in thermoplastic polyurethane
Herein, a flexible four-dimensional optical data storage technique is demonstrated by harnessing ultrafast laser-induced fluorophores in thermoplastic polyurethane. By modulating the pulse energy of a 515 nm laser, data voxels with multilevel fluorescence signals can be generated and encoded. The readout accuracy of …
Read MoreSolvent-free synthesis of PEG modified polyurethane solid-solid phase change materials with different Mw for thermal energy storage …
The different molecular weights of polyurethane (PU), using as solid-solid phase change materials, were synthesized by different molar ratios of polyethylene glycol (PEG, Mn = 8000), 4,4''-methylenebis (cyclohexyl isocyanate) (H12MDI), and Emulsogen TS200 (tristyrylphenol polyglycol ether), through solvent-free bulk polymerization method. …
Read MorePolyethylene Glycol/Polyurethane Acrylate-Based …
In this study, we prepared novel polyethylene glycol (PEG)/polyurethane acrylate (PUA)-based flexible phase-change films (PCFs) using ultraviolet (UV) curing technology to solve these problems. The PCFs showed a …
Read MoreRecent advances in polyurethanes as efficient media for thermal energy storage …
The present review strived to address the recent advancements in PU-PCMs in association with their various thermal properties. PU-PCMs with high thermal storage capacities will have a real effect on reducing the size of TES devices with a flexible operating temperature range to widen the range of applications.
Read MoreFlexible wearable energy storage devices: Materials, structures, …
Based on recent developments, there are two strategies for fabricating flexible electrodes or components: first, synthesizing flexible freestanding films of active materials; second, …
Read MoreSolid–solid phase-change materials based on hyperbranched polyurethane for thermal energy storage …
Solid–solid phase-change materials based on hyperbranched polyurethane for thermal energy storage Xiaosheng Du, Xiaosheng Du Textile Institute, College of Light Industry, Textile and Food Science Engineering, Sichuan University, Chengdu, 610065 China, ...
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