69 Lithium Polymer Batteries
Electric Cars are for Girls
DECEMBER 14, 2011
New lithium polymer batteries for electric cars - cheaper, lighter, and.400 miles on a charge
Polymer Related Topics 
New solid polymer electrolyte outperforms Nafion; novel polymer folding
Green Car Congress
JUNE 4, 2018
Researchers, led by a team from the University of Pennsylvania, have used a polymer-folding mechanism to develop a new and versatile kind of solid polymer electrolyte (SPE) that currently offers proton conductivity faster than Nafion by a factor of 2, the benchmark for fuel cell membranes. Most of these new polymers have amorphous, poorly controlled morphologies like Nafion, and are typically not on par with Nafion’s performance.
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Directly-cooled lighter-weight EV motor made with polymer housing
Green Car Congress
FEBRUARY 2, 2019
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. Polymer housings are lightweight and easier to produce than aluminum housings. The polymer housing is produced in an automated injection molding process.
ORNL team develops 3D interconnected polymer/ceramic composite as a thin film solid electrolyte
Green Car Congress
MAY 19, 2020
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. It is then backfilled with a crosslinkable poly(ethylene oxide) (PEO)-based polymer electrolyte.
Researchers show coordination polymer glass membranes can produce as much energy as liquid-based counterparts in fuel cells
Green Car Congress
MAY 18, 2020
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. In the past decade, a number of studies on the proton conductivity of coordination polymers (CPs) and metal-organic frameworks (MOFs) were reported. The newly developed glass polymer membrane.
Nouryon introduces CMC polymers to improve the performance of lithium-ion batteries
Green Car Congress
FEBRUARY 28, 2020
Nouryon has begun the first deliveries of AkuPure, a carboxymethyl cellulose (CMC) polymer targeted specifically at lithium-ion batteries, a market that is growing quickly due to increased demand for electric vehicles. CMC is a sustainable, bio-based water-soluble polymer used as a thickener, binder, stabilizer and film former.
Improvement in polymers for aviation
Green Car Congress
FEBRUARY 26, 2014
Researchers at the Polymer Technology Group, part of the UPV/EHU’s Department of Polymer Science and Technology and the Institute for Polymer Materials, POLYMAT, in Spain, recently reported the synthesis of high-performance poly(etherimide) (PEI)-based nanocomposites (PNs) with multi-walled carbon nanotubes (MWCNT) via melt mixing. However, like most polymers it is an insulating material from the electrical perspective.
Researchers develop concept for ultra-fast hydrogen sensor; plasmonic metal–polymer hybrid nanomaterial
Green Car Congress
APRIL 12, 2019
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.
Bridgestone to push for wide commercialization of new High Strength Rubber polymer, now named SUSYM
Green Car Congress
NOVEMBER 20, 2019
In May 2018, Bridgestone Corporation announced the development of the world’s first polymer to bond rubber and resins at the molecular level. The new polymer features unprecedented durability with crack resistance that is more than five times higher, abrasion resistance that is more than 2.5 Bridgestone Corporation has now named its novel polymer SUSYM.
Ionic Materials raises $65M in Series C; polymer electrolyte for solid-state batteries
Green Car Congress
FEBRUARY 7, 2018
The investors include companies from the battery manufacturing, consumer electronic and electric vehicle ecosystem which will be working with the company to speed the development of its solid polymer electrolyte battery material. The special properties of Ionic Materials’ polymer electrolyte allow the use of high-energy materials and support solid-state lithium-ion cells with little to no cobalt in their cathodes. Key properties of Ionic Materials’ polymer include: Up to 1.3
Georgia Tech team develops conversion-type iron-fluoride Li battery cathode with solid polymer electrolyte
Green Car Congress
SEPTEMBER 11, 2019
Researchers at Georgia Tech have developed a promising new conversion-type cathode and electrolyte system that replaces expensive metals and traditional liquid electrolyte with lower cost transition metal fluorides and a solid polymer electrolyte. The Georgia Tech team sought to overcome those obstacles by using the solid polymer electrolyte. The researchers found that the key to the enhanced battery performance was the solid polymer electrolyte.
Berkeley Lab, CMU team develops new class of soft, solid electrolytes for dendrite suppression; polymers and ceramics
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JULY 21, 2020
Researchers at the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab), in collaboration with Carnegie Mellon University, have reported in the journal Nature Materials a new class of soft, solid electrolytes made from both polymers and ceramics that suppress dendrites in that early nucleation stage, before they can propagate and cause the battery to fail.
Evonik launches new polymer powder for 3D printing applications in higher temperature range
Green Car Congress
FEBRUARY 19, 2019
Evonik has developed a new polymer powder for applications in higher temperature range as part of its polyamide 6 series. Demonstration part made from the new polymer powder of Evonik’s Polyamide 6 series. The new polymer powder in Evonik’s polyamide 6 series with its nearly round grain shape stands out for excellent flowability and application properties, making it suitable for all powder-based 3D printing technologies.
Evonik launches new polymer powder for 3D printing applications in higher temperature range
Green Car Congress
FEBRUARY 19, 2019
Evonik has developed a new polymer powder for applications in higher temperature range as part of its polyamide 6 series. Demonstration part made from the new polymer powder of Evonik’s Polyamide 6 series. The new polymer powder in Evonik’s polyamide 6 series with its nearly round grain shape stands out for excellent flowability and application properties, making it suitable for all powder-based 3D printing technologies.
Supercapacitor energy density could soar using contact-lens polymer
Green Car Reports
DECEMBER 8, 2016
Engineers are nothing if not creative. Significant research is going into improved ways of storing electricity, including alternatives to the currently dominant lithium-ion battery-cell chemistry in electric cars. That includes using supercapacitors to substitute for storage batteries in some circumstances. DON'T MISS: Batteries from junkyard. Batteries research plug-in cars charging energy storage capacitor ultracapacitors
Penn State team uses 3D cross-linked polymer sponge to stabilize Li-metal anodes
Green Car Congress
NOVEMBER 15, 2018
The three-dimensional, cross-linked polymer sponge not only promotes ion transfer, but also inhibits deterioration. A team at Penn State has developed a three-dimensional, cross-linked polyethylenimine lithium-ion-affinity sponge as the lithium metal anode host to mitigate the problem of dendritic growth of the metal anode. A paper on their work is published in Nature Energy.
New hybrid polymer-glass electrolyte for solid-state lithium batteries
Green Car Congress
DECEMBER 21, 2015
Described in a paper (“Compliant Glass-Polymer Hybrid Single-Ion-Conducting Electrolytes for Lithium Batteries”) to be published this week in Proceedings of the National Academy of Sciences (PNAS), the highly conductive hybrid electrolyte combines the two primary types of solid electrolytes: polymer and glass. Polymer and glass or ceramic solid electrolytes each come with their own set of issues.
DuPont Polymers showcases new automotive jounce bumper
Green Car Congress
OCTOBER 21, 2012
DuPont Performance Polymers (DuPont) is showcasing a novel automotive jounce bumper component—part of a vehicle’s shock-absorber system designed to absorb impact and dampen noise, vibration and harshness (NVH). DuPont, working with a team from Ossberger, capitalized on the flexibility attributes of DuPont Hytrel thermoplastic elastomer and a unique Ossberger blow-molding technology to simplify the component from four pieces that require subassembly to a single piece.
Toyota researchers develop truffle-inspired cathode material for Li-S battery with layer-by-layer self-assembled polymer membrane
Green Car Congress
NOVEMBER 28, 2015
A three-dimensional view of the concept depicting the carbon-infused sulfur core, the hollow carbon nanoparticles and multilayer selective polymer membrane decorated with functionalized carbon. Various research teams have been exploring the use of polymer electrolytes, coatings, and membranes to enhance to performance of the Li-S battery by impeding the diffusion of polysulfides.
Oxis Energy polymer Li-S pouch cell surpasses 450 cycles
Green Car Congress
MAY 31, 2013
Oxis’ standard polymer Li-S pouch cell has surpassed 450 cycles. Oxis Energy, a UK-based developer of lithium-sulfur batteries, reported via Twitter that one of its standard polymer Li-S pouch cells surpassed 450 cycles this week. Oxis has developed a patented polymer lithium sulfur (Li-S) based battery technology platform using a lithium metal anode, a sulfur-based cathode, and a lithium sulfide electrolyte rendering the Li metal anode safe.
Danish Power Systems sets new record with degradation rate in high-temperature polymer fuel cells
Green Car Congress
SEPTEMBER 25, 2017
The clean technology company Danish Power Systems (DPS), with partners at the Technical University of Denmark (DTU) and the University of Chemistry and Technology in Prague, Czech Republic, reports the best operating stability for high-temperature polymer fuel cells (HTPEMFC) yet. The polymer can operate at a higher temperature than traditional PEM cells.
Gel polymer electrolyte for stabilizing sulfur composite electrodes for long-life, high-energy Li-S batteries
Green Car Congress
JULY 24, 2017
In a paper in the Journal ChemSusChem they report that using a novel gel polymer electrolyte (GPE) enables stable performance close to the theoretical capacity (1675 mAh g -1 ) of a low cost sulfur-carbon composite with high active material loading, i.e. 70% S. 70% S) sulfur composite cathode using a polyvinylidene fluoride-based (PVdF) gel polymer electrolyte (GPE).
EPoSil: electroactive polymers for generating electricity from wave power
Green Car Congress
JULY 30, 2013
A German consortium involving four companies and and two universities is developing dielectric elastomers (electroactive polymers) for the conversion of mechanical energy—in this case wave power—into electrical power. The German Federal Ministry of Education and Research is supporting the project known as EPoSil (electroactive polymers based on silicon for power generation) until January 2015 with funding of nearly €2 million (US$2.7
Li-ion sulfur polymer battery shows high energy density as well as safety
Green Car Congress
JANUARY 7, 2015
A team from the University of Rome Sapienza has developed a rechargeable lithium-ion polymer battery based on the combination of a high capacity sulfur-carbon cathode, nanostructured Li x Sn-C anode and polysulfide-added PEO-based gel membrane. Further, the use of a polymer electrolyte and the replacement of lithium metal with a Li-Sn-C nanostructured alloy for the anode should provide high safety content, they noted in their open access paper published in Nature’s Scientific Reports.
United Soybean Board awards Battelle and Biobent Polymers funding to assist in commercialization of soy-based bio-composite polymers
Green Car Congress
FEBRUARY 15, 2012
The United Soybean Board (USB) has awarded Battelle funding specifically targeted to assist Biobent Polymers, the Marysville, Ohio-based bioplastics company, in the commercialization of its new bio-composite polymers made from soy. Masavage, Chief of Strategy and Operations at Biobent Polymers. Biobent Polymers is a division of global plastics manufacturer Univenture Inc.,
Trapping Li polysulfides in a polymer matrix to improve Li-S battery performance
Green Car Congress
JULY 19, 2015
To overcome the challenge of soluble polysulfides as charge/discharge intermediates in Li-S batteries, researchers at the University of Texas at Austin, with colleagues at Murray State University, have designed highly crosslinked polymer-electrolyte coating layers with electron-donating groups to bind the polysulfides. They also proposed an electrochemical charge/discharge model which can explain the electrochemical behavior within the insulating polymer layer.
Amyris achieves record low cost farnesene production; sales growth in performance polymers and industrial solvents markets
Green Car Congress
OCTOBER 12, 2015
The company has also accelerated its sales activity relating to high-performance polymer-grade farnesene for the polymers market and Myralene as a replacement for higher-priced limonene. At these low manufacturing costs, farnesene is also now priced competitively with isoprene as a raw material for many high-performance polymer applications and delivers better functional performance for Amyris’ partners’ end-market materials.
IBM Research discovers new class of industrial polymers; cheaper, lighter, stronger and recyclable thermosets for aerospace, automotive and others
Green Car Congress
MAY 16, 2014
Using a novel computational chemistry hybrid approach, scientists from IBM Research have successfully discovered a new class of polymer materials—the first new class of polymers discovered in more than 20 years—that could potentially transform manufacturing and fabrication in the fields of transportation, aerospace, and microelectronics. Polymers are long chains of molecules connected through chemical bonds.
New multifunctional polymer binder achieves theoretical capacity of LiFePO4 Li-ion batteries without additives
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JUNE 15, 2015
Researchers led by a team from Griffith University in Australia have developed a multifunctional polymer binder that not only maintains the outstanding binding capabilities of sodium alginate but also enhances the mechanical integrity and lithium-ion diffusion coefficient in a LiFePO 4 (LFP) electrode during the operation of the batteries.
Rennovia produces cost-advantaged 100% bio-based nylon-6,6 polymer; automotive apps
Green Car Congress
OCTOBER 2, 2013
a privately held company that develops novel catalysts and processes for the cost-advantaged production of chemical products from renewable feedstocks, has produced and shipped to a prospective partner samples of what it believes to be the world’s first 100% bio-based nylon-6,6 polymer. The new bio-polymer, produced under Rennovia’s RENNLON brand, is made from Rennovia’s renewable monomers, RENNLON adipic acid (AA) and RENNLON hexamethylenediamine (HMD). Rennovia, Inc.,
U of I team uses frontal polymerization for rapid energy-efficient manufacturing of polymers; saving 10 orders of magnitude of energy
Green Car Congress
MAY 10, 2018
Researchers at the University of Illinois have developed a new polymer-curing process that could reduce the cost, time and energy needed, compared with the current manufacturing process. Frontal polymerization is a promising alternative curing strategy, in which a self-propagating exothermic reaction wave transforms liquid monomers to fully cured polymers. The resulting polymer and composite parts possess similar mechanical properties to those cured conventionally.
Global Bioenergies’ bio?isobutene now at 99.77% purity; polymer-grade level
Green Car Congress
APRIL 6, 2016
Global Bioenergies has purified its bio‐isobutene to 99.77%, a polymer‐grade level. Several applications in the polymers business (rubbers, plastics.) require high‐purity isobutene, and 99.77% corresponds to the polymer‐grade standard. Global Bioenergies routinely produces isobutene batches using its industrial pilot located in Pomacle‐Bazancourt, eastern France. Up to now, 95% purity was reached, a level sufficient for several applications, such as fuels and paints.
Solvay participating in Polimotor 2 carbon fiber reinforced polymer engine project
Green Car Congress
MAY 19, 2015
Solvay is taking a “leadership role” in the development of the Polimotor 2 all-plastic automotive engine to be tested in a race car next year, demonstrating the company’s advanced specialty polymer technologies in light-weighting through metal replacement. The focus of this molding demonstration will be the Polimotor 2, a 4-cylinder carbon fiber reinforced polymer engine based on the Ford 2.0
Grafoid introduces ion-selective graphene polymer membrane for Li-ion battery electrode protection
Green Car Congress
MARCH 27, 2017
a Canadian graphene R&D, investment and technology licensing company ( earlier post ) introduced its GPURE Graphene Polymer nano-porous membrane intended for next generation Li-Ion battery applications. The GPURE graphene polymer membrane (GPM) technology is the seventh graphene-based companion to the company’s expanding GPURE Platform of new, high performing, ultra-thin materials for diverse industrial applications. Grafoid Inc.,
Solvay Specialty Polymers launches new wear-resistant Veradel polyethersulfone; improved powertrain efficiency
Green Car Congress
MAY 21, 2015
Solvay Specialty Polymers introduced Veradel 3300 SL 30 polyethersulfone (PESU). The new Veradel grade is a tough, high-performance resin designed to meet growing global demand for advanced polymers that can improve automotive powertrain efficiency and reduce carbon emissions. This high-performing polymer also delivers good dimensional stability and strong resistance to oil and exhaust gases.
Heat-conducting polymer cools hot electronic devices at 200 C; potential for automotive applications
Green Car Congress
MARCH 31, 2014
A team led by researchers from Georgia Tech have used an electropolymerization process to produce aligned arrays of polymer nanofibers that function as a thermal interface material able to conduct heat 20 times better than the original polymer. Polymer materials are usually thermal insulators because the amorphous arrangement of the molecular chains reduces the mean free path of heat-conducting phonons.)
CMU researchers rule out one potential cause of resistance in polymer electrolyte fuel cells; R&D guidance toward commercialization
Green Car Congress
SEPTEMBER 14, 2015
Researchers at Carnegie Mellon University have discovered how nanoscale polymer films limit future cost reductions in fuel cell electric vehicles. Polymer electrolyte fuel cells (PEFCs) currently use platinum as the catalyst at the cathode, the site where the fuel cell combines oxygen (from the air) with protons and electrons extracted from the hydrogen fuel at the anode, producing the water exhaust.
Panasonic commercializes conductive polymer hybrid aluminum electrolytic capacitors for automotive use
Green Car Congress
JUNE 13, 2016
Panasonic Corporation has developed conductive polymer hybrid aluminum electrolytic capacitors realizing large capacitance and large current in a compact form factor (SMD type), suited for automotive ECUs (Electronic Control Units) power supply circuits of HEV, EV and gasoline-powered vehicles, etc.
Grafoid Inc. and Rutgers University to jointly develop and commercialize polymer and non-polymer technology graphene applications
Green Car Congress
DECEMBER 4, 2011
and Rutgers University AMIPP Advanced Polymer Center signed a memorandum of understanding (MOU) to develop jointly graphene technology applications related to both polymer and non-polymer applications. Grafoid Inc. Grafoid, in cooperation with Rutgers AMIPP will focus its investigations initially on infrastructural, aviation, automotive and other applications. Focus Metals, A Canadian emerging mid-tier junior mining company, is the lead partner in Grafoid Inc.,
Self-healing polymer wrapper enables longer cycle life in silicon anodes for Li-ion batteries
Green Car Congress
NOVEMBER 17, 2013
Top: The stress of repeated swelling and shrinking shatters a conventional silicon electrode and its polymer binding. Bottom: An electrode coated with stretchy, self-healing polymer remains intact. (C. The key is a stretchy polymer that coats the electrode, binds it together and spontaneously heals tiny cracks that develop during battery operation, said the team from Stanford University and the Department of Energy’s (DOE) SLAC National Accelerator Laboratory.
LLNL 3-D printed biocatalytic polymer turns methane to methanol at room temperature and pressure
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JUNE 15, 2016
Using particulate methane monooxygenase (pMMO), the researchers created a biocatalytic polymer material that converts methane to methanol. The enzymes retain up to 100% activity in the polymer construct. Remarkably, the enzymes retain up to 100 percent activity in the polymer. The printed enzyme-embedded polymer is highly flexible for future development and should be useful in a wide range of applications, especially those involving gas-liquid reactions.
Polymer microcapsules with liquid carbonate cores and silicone shells offer a new approach to carbon capture
Green Car Congress
FEBRUARY 8, 2015
The team, led by scientists from Harvard University and Lawrence Livermore National Laboratory, employed a microfluidic assembly technique to produce microcapsules that contain liquid sorbents encased in highly permeable polymer shells. Polymer microcapsules composed of liquid carbonate cores and highly permeable silicone shells are produced by microfluidic assembly. The polymer microcapsules are then heated to release absorbed CO 2 for subsequent collection.
Polymer-graphene nanocomposites as high-rate “green” electrodes for Li-ion batteries
Green Car Congress
APRIL 15, 2012
A team of researchers from the US and China have developed novel polymer?graphene Compared to the pure polymer, the polymer-graphene nanocomposites possess much higher active material utilization ratios and superior ultrafast-charge and -discharge ability; one of the materials maintained a discharge capacity of 100 mAh/g even at 100 C, when the whole discharge process takes only 16 seconds. demonstrated a general one-pot synthesis of polymer?graphene
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