91 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.
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Directly-cooled lighter-weight EV motor made with polymer housing
Green Car Congress
FEBRUARY 2, 2019
By dissipating the heat close to where it is generated, the project partners were able to construct the entire motor and housing from polymer materials, leading to further advantages. Polymer housings are lightweight and easier to produce than aluminum housings.
Researchers develop concept for ultra-fast hydrogen sensor; plasmonic metal–polymer hybrid nanomaterial
Green Car Congress
APRIL 12, 2019
The plasmonic metal–polymer optical hydrogen sensor platform presented here overcomes all these long-standing limitations by capitalizing on generic and synergistic effects that arise from combining PdAu alloy plasmonic nanoparticle signal transducers with tailored thin polymer membrane layers.
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. Key properties of Ionic Materials’ polymer include: Up to 1.3
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.
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.
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.
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).
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
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.
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.
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.
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.
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.
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
The new family, formed by condensation of paraformaldehyde with bisanilines, can form hard thermoset polymers or, when more oxygenated, produce self-healing gels. Polymers are long chains of molecules connected through chemical bonds.
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. Grafoid Inc.,
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.
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. Researchers agree that polymer electrolyte films that are only tens of nanometers thick are in some way responsible.
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.
LLNL 3-D printed biocatalytic polymer turns methane to methanol at room temperature and pressure
Green Car Congress
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.
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.
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.
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.
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 Moreover, the robust backbone of the polymer can prevent the unwanted dissolution in nonaqueous electrolyte that is always suffered by small molecules, and thereby achieve good cycling stability.
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.
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.
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.
Federal-Mogul Powertrain introducing IROX 2 polymer bearings for crankshafts; effective for hybrid and start/stop applications
Green Car Congress
JULY 19, 2017
The new polymer-coated high-performance bearings can be applied to both light and heavy-duty engines, and are particularly effective in hybrid and start/stop applications that place additional demands on bearings through frequent re-starting.
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.,
New multifunctional polymer binder achieves theoretical capacity of LiFePO4 Li-ion batteries without additives
Green Car Congress
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.,
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
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.
Audi to use suspension springs of glass fiber-reinforced polymer instead of steel for ~40% weight savings
Green Car Congress
JUNE 30, 2014
Audi will introduce new, lightweight suspension springs made of glass fiber-reinforced polymer (GFRP) in an upper mid-size model before the end of the year.
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.,
BioSolar extends agreement with UCSB for further development of novel polymer cathode; projecting up to 459 Wh/kg and $54/kWh for Li-ion cells
Green Car Congress
JULY 7, 2015
The lead inventors of the technology are UCSB professor Dr. Alan Heeger, the recipient of a Nobel Prize in 2000 for the discovery and development of conductive polymers, and Dr. David Vonlanthen, a project scientist and expert in energy storage at UCSB. Startup BioSolar, Inc.
Consultancy looks to aggressive weight reduction in major powertrain components for CO2 savings; metal and polymer matrix composites
Green Car Congress
DECEMBER 11, 2014
Our contribution has been to identify the preferred material options for these challenging applications, such as metal or polymer matrices, based on manufacturing costs and the required component properties.
Amyris and Kuraray expand collaboration in farnesene-based polymers; tires and beyond
Green Car Congress
APRIL 2, 2014
a global chemical products company with a long history of commercializing a range of resins, fibers, textiles and other materials, announced the expansion and extension of their ongoing collaboration in high performance polymers using Biofene, Amyris’s brand of renewable farnesene. Amyris and Kuraray launched their collaboration in 2011 with an initial focus on using Biofene-based polymers to replace petroleum-derived feedstocks in tires. Amyris and Kuraray Co., Ltd.,
Researchers advance concept of “4-D” printing technology using shape memory polymer fibers
Green Car Congress
OCTOBER 22, 2013
Dunn of the Singapore University of Technology and Design incorporated shape memory polymer fibers into the composite materials used in conventional 3D printing (additive manufacturing), which results in the production of an object fixed in one shape that can later be changed to take on a new shape.
ORNL, Cincinnati Inc. partner to develop commercial large-scale polymer additive manufacturing system
Green Car Congress
FEBRUARY 18, 2014
The Department of Energy’s Oak Ridge National Laboratory is partnering with Cincinnati Incorporated , a manufacturer of high quality machine tools located in Harrison, Ohio, to develop a large-scale polymer additive manufacturing (3-D printing) system. The partnership aims to accelerate the commercialization of a new additive manufacturing machine that can print large polymer parts faster and more cheaply than current technologies.
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