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Using a novel polymerization process, MIT chemical engineers have created a new two-dimensional polymer that self-assembles into sheets, unlike all other polymers which form one-dimensional chains. Until now, scientists had believed it was impossible to induce polymers to form 2D sheets. —Michael Strano.
Mullen Automotive, an emerging EV manufacturer, has integrated solid-state polymer battery technology into Mullen’s commercial Class 1 EV cargo van program. It is expected that the solid-state polymer technology will deliver more than 200 miles of range on a full charge for the Mullen Class 1 EV cargo van.
Oak Ridge National Laboratory researchers have developed a thin-film, highly conductive solid-state electrolyte made of a polymer and ceramic-based composite for lithium metal batteries. There are two classes of solid electrolytes, inorganic oxide- or sulfide-based electrolytes and polymer-based electrolytes. —Palmer et al.
Researchers at Uppsala University have developed photocatalytic composite polymer nanoparticles (“polymer dots”) that show promising performance and stability for the production of hydrogen from water and sunlight. These polymer dots are designed to be both environmentally friendly and cost-effective. Photograph: P-Cat.
With its self-healing properties, the PBS coating offers a much more stable performance in terms of capacity compared to a bare anode or one coated with PVDF, a polymer commercially used in lithium-ion batteries. Tejkiran Pindi Jayakumar, who were completing a doctoral course at JAIST at the time, is published in ACS Applied Energy Materials.
Researchers at the Fraunhofer Institute for Chemical Technology ICT are working together with the Karlsruhe Institute of Technology KIT to develop a new cooling concept that will enable polymers to be used as EV electric motor housing materials, thereby reducing the weight of the motor and thus, the EV itself.
Scientists at Kyoto University’s Institute for Integrated Cell-Material Sciences (iCeMS) have developed a new coordination polymer glass membrane for hydrogen fuel cells that works just as well as its liquid counterparts with added strength and flexibility. Adding zinc to this liquid led to the formation of a solid, elastic polymer glass.
In a paper in the journal Nature Materials , the team presents a plasmonic metal–polymer hybrid nanomaterial concept, in which the polymer coating reduces the apparent activation energy for hydrogen transport into and out of the plasmonic nanoparticles, while deactivation resistance is provided via a tailored tandem polymer membrane.
Researchers at the Université catholique de Louvain in Belgium have designed and synthesized a new class of electrically conducting anionic coordination polymers for all practically relevant alkali-cation storage. V in lithium-, sodium-, or potassium-based cells. Wang et al. doi: 10.1039/D2EE00566B.
Researchers at the Japan Advanced Institute of Science and Technology have improved the performance of silicon anodes in LIBs using a self-healing composite polymer binder for the silicon particles. The composite polymer structure holds the silicon particles together like a net and prevents them from rupturing.
Royal DSM will start a strategic partnership with Neste to enable the production of high performance polymers made from sustainable feedstock. These polymers are used, for example, in the automotive, electronics and packaging industries.
Researchers at Fudan University have developed a polymer with a metallic backbone that is conductive, thermally stable, and has interesting opto-electronic properties. Polymers with a metal backbone could combine the advantages of both types of material and open routes to materials with novel functionality. Resources Zeng, K.,
The binder material—a novel aqueous borate type bio-based polymer with inherent Li + ions designed as an SEI forming binder for graphite—leads to improved diffusion of desolvated Li + ions across the solid electrolyte interface (SEI) and within the anode material and yields high conductivity, low impedance, and good stability.
Scientists at Lawrence Berkeley National Laboratory (Berkeley Lab) have developed a conductive polymer coating—called HOS-PFM—that could enable longer lasting, more powerful lithium-ion batteries for electric vehicles. At room temperature (20 ˚C), alkyl end-chains on the PFM polymer chain limit the movement of lithium ions.
LG Chem will start replacing fossil feedstock commonly used in the manufacturing of polymers and chemicals with Neste Renewable Hydrocarbons in the upcoming months. Photo: Panoramic view of LG Chem’s petrochemical complex in Yeosu, South Korea.
Researchers at the NYU Tandon School of Engineering, led by Miguel Modestino, professor of chemical and biomolecular engineering, and Lawrence Berkeley National Laboratory have developed a novel ion-conducting polymer (ionomer) that increases the power and lowers the cost of fuel cells. —Katzenberg et al. —Miguel Modestino.
A thermally-responsive shape memory polymer was covered with a conductive copper spray to create a material that would transmit electrons most of the time, but switch to being an insulator when heated excessively. A paper on their work is published in the ACS journal Nano Letters. At around 197 ?F,
Produced via a simple, environmentally sound and efficient approach involving the calcination of a bio-based polymer, this novel material also retained most of its initial capacity over thousands of cycles. Another notable advantage of the proposed anode material is the use of a bio-based polymer in its synthesis.
Polymer-based membranes developed at KAUST could enable greener and cheaper industrial separation approaches. Polymer membranes are cheaper and easier to manufacture and adapt to large-scale processes than inorganic membranes. A paper on the work is published in Science.
.) – Developing ion-exchange membranes (IEM) and polymers used for electrochemical applications in order to reduce the use of cost-prohibitive and toxic materials. Applications include green hydrogen production, hydrogen fuel cells and carbon capture and utilization (CCU).
Researchers at Stanford University have shown that porous polymer encapsulation of metal-supported catalysts can drive the selectivity of CO 2 conversion to hydrocarbons. The research team encapsulated a supported Ru/TiO 2 catalyst within the polymer layers of an imine-based porous organic polymer that controls its selectivity.
A new ENLITEN technology debuting on the Bridgestone Turanza EV is PeakLife, a next-generation polymer technology that enhances tread resistance to wear, aiding in enabling extended tire life. Bridgestone Turanza EV tires extend energy efficient performance with low rolling resistance made possible by Bridgestone’s ENLITEN tire technology.
There are various processes involved in membrane production, starting with custom polymer synthesis. Polymers are substances consisting of branched macromolecules. When the polymer is heated up and starved of oxygen at the same time, it forms a layer of carbon on its surface. These are then applied to the porous substrate.
The post Unlocking the potential of hemp-based polymers appeared first on Innovation News Network. Biopolymers made of hemp oil form a versatile platform for high-performance plastics with benign degradation products.
MIRUM is made with natural, biodegradable polymers. Synthetic polyurethane-based leathers require around 5 kg carbon dioxide equivalent per kg of synthetic polymer produced. MIRUM requires no tanning and is made from natural polymers and materials (e.g., waste’ cork powder).
The post TUS pioneers industrial-grade, sustainable polymer solutions appeared first on Innovation News Network. TUS is developing low-carbon, industrial-grade plastic packaging solutions to address the increasing issue of plastic waste.
They replaced the all-copper conductor, middle, with a layer of lightweight polymer coated in ultrathin copper (top right), and embedded fire retardant in the polymer layer to quench flames (bottom right). The copper would not only do its usual job of distributing current, but also protect the polymer and its fire retardant.
By using a composite polymer electrolyte based on Li 10 GeP 2 S 12 nanoparticles embedded in a modified polyethylene oxide polymer matrix, we found that Li 2 O is the main product in a room temperature solid-state lithium-air battery. … On discharge and charge, lithium ions (Li+) go from anode to cathode, then back.
In a paper in Nature Materials , the Penn State team reports a molecular-level SEI design using a reactive polymer composite, which effectively suppresses electrolyte consumption in the formation and maintenance of the SEI. In this project, we used a polymer composite to create a much better SEI. V Li|LiNi 0.5 Kim, Thomas E.
After successful conversion, we develop nanocomposites by dispersing AFG into a polymer effectively, which have superior mechanical, thermal, and corrosion-resistant properties compared to the bare polymer.
Using a polymer to make a strong yet springy thin film, scientists led by the Department of Energy’s Oak Ridge National Laboratory are speeding the arrival of next-generation solid-state batteries. This effort advances the development of electric vehicle power enabled by flexible, durable sheets of solid-state electrolytes. The sheets may.
Factorial’s battery features a polymer-based solid electrolyte and a lithium-metal anode. Coming by 2026, the solid-state battery may deliver up to 30% higher energy density compared to conventional lithium ion, which could enable an even longer driving range or less weight.
Targeting the plastic industry first, and leveraging the material’s thermoplastic affinity to polymers, they company developed several commercial grades of UBQ material. UBQ GHG Neutralizer additives enable processors to directly compensate cO 2 -equivalent emissions (GHG) generated by plastic polymers. Polymers typically emit 1.9
Various industry sources have stated that radiators for Class 8 Trucks running with low-temperature polymer electrolyte membrane (LT-PEM) technology are an enormous challenge. The program is funded by an Advanced Research Projects Agency–Energy (ARPA-E) OPEN award. We at Advent are committed to bringing HT-PEM technology to the market.
Manufacturers add synthetic antioxidants to plastics, rubbers and other polymers to make them last longer. In addition to HPAs, compounds called sulfur antioxidants (SAs) are often added to rubber and plastic polymers as “helper” antioxidants.
Amprius Technologie, a developer of ultra-high energy density lithium-ion batteries with its Silicon Nanowire Anode Platform, announced that an independent third-party testing lab has validated Amprius’ 390 Wh/kg polymer electrolyte cell by successfully passing the nail penetration test per the requirements of section 4.7.4.4.
The membrane developed by researchers at Creavis and experts from the High Performance Polymers unit in the Membranes innovation growth field is a resistant polymer with excellent conductivity. —Oliver Conradi, who is responsible for membrane research at Creavis, Evonik’s strategic innovation unit.
Researchers in the European AMAPOLA (A Marketable Polymer based Al-S battery) project are analyzing the combination of sulfur and aluminum in a battery; both elements are abundant in the earth’s crust.
With this application in mind, we created spirocyclic polymers with N-aryl bonds that demonstrated noninterconnected microporosity in the absence of ladder linkages. The resulting glassy polymer membranes demonstrated nonthermal membrane fractionation of light crude oil through a combination of class- and size-based “sorting” of molecules.
Miltec UV International has been awarded a contract from the Defense Logistics Agency, to demonstrate the cell technology to produce solid-state lithium-ion batteries using Miltec’s UV cured Gel Polymer Electrolyte. This technology will accelerate the advancement of solid-state lithium batteries.
Goodenough and Dr. Hadi Khani at The University of Texas at Austin aim to develop unique gel-polymer electrolyte for a lithium metal battery with the goal of providing higher energy density and better safety at a competitive cost. Current lithium-ion chemistry is not likely to overcome 800 Wh/L energy density.
Then, using an electrospinning process, they fabricated microscopic fibers from the polymer and carbonized the plastic threads in a furnace. An open-access paper on the work is published in the journal Energy Storage. The researchers first dissolved pieces of PET plastic bottles in a solvent.
We then demonstrate Mg batteries featuring a Mg 2+ -storage chemistry using quinone polymer cathodes, chloride-free electrolytes, and a Mg metal anode. kW kg -1 ), and cycling stability (up to 87% at 2,500 cycles) of Mg-storage cells consolidate organic polymers as promising cathodes for high-energy Mg batteries. —Dong et al.
PCC 6803 cells holding ethylene forming enzyme (Efe) from Pseudomonas syringae are entrapped within a natural polymer matrix, thus forming the thin-layer biocatalytic structure. To solve these two problems, the researchers entrapped ethylene-producing cyanobacterial cells within thin-layer alginate polymer matrix.
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