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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. MORE
New lithium polymer batteries for electric cars - cheaper, lighter, and.400 miles on a charge MORE
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. MORE
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. MORE
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., MORE
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 MORE
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. MORE
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. MORE
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. MORE
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. MORE
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. MORE
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 MORE
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. MORE
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. MORE
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. MORE
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. MORE
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 MORE
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., MORE
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. MORE
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. MORE
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). MORE
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. MORE
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. MORE
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. MORE
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. MORE
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. MORE
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. MORE
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 MORE
The new material is a porous coordination polymer (PCP, also known as MOF; metal-organic framework), a framework consisting of zinc metal ions. Here, we present a dynamic porous coordination polymer (PCP) material with local flexibility, in which the propeller-like ligands rotate to permit CO 2 trapping. MORE
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. MORE
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. MORE
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. MORE
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. It is then backfilled with a crosslinkable poly(ethylene oxide) (PEO)-based polymer electrolyte. MORE
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. MORE
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. MORE
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. MORE
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. MORE
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., MORE
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. MORE
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. MORE
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. MORE
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. MORE
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. MORE
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. MORE
Polymer Related Topics 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.
Electric Cars are for Girls
DECEMBER 14, 2011
New lithium polymer batteries for electric cars - cheaper, lighter, and.400 miles on a charge
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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.
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. It is then backfilled with a crosslinkable poly(ethylene oxide) (PEO)-based polymer electrolyte.
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.
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
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.
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.
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.
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.
Green Car Congress
OCTOBER 13, 2019
The new material is a porous coordination polymer (PCP, also known as MOF; metal-organic framework), a framework consisting of zinc metal ions. Here, we present a dynamic porous coordination polymer (PCP) material with local flexibility, in which the propeller-like ligands rotate to permit CO 2 trapping.
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.
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.
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).
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
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.
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.
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.
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.
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.
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.
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.
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.,
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.
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.
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.
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.
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.
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.
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.
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.
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.,
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.
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.
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.
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.,
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.
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.
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.
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
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.
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.
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.
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