Recent investigations on metal oxide "hosts" have produced some very high-energy rechargeable cathodes. Even though most of these cathodes are still actively under Research and Development for secondary applications, some of these cathodes can now be seriously considered for at least the primary… More

This Phase I effort involves synthesis of polymers via enzymatically catalyzed polymerization (ECP). ECP-derived polymers frequently have broad molecular weight distribution with branching, which can be beneficial for ionic conduction. Ionic conductivity approaching 10 -3 S/cm can be demonstrated… More

This proposal presents a baseline cell technology which utilizes the Mesocarbon Microbead ed with treated amorphous fumed silica, and high-energy LiCoO2 as the cathode. The performance capability of this baseline cell was ambly demonstrated with… More

Not Available A motor-operated valve (MOV) diagnostic system, originally researched at MIT with sponsorship from a nuclear power industry consortium, has been further developed at RH Lyon Corp with sponsorship by the NRC. This MIT/RHL system is non-invasive and may be implemented in either a… More

Not Available SEA CON proposes a Fleet requirements driven modification and re-design project for submarine outboard connectors. Fleet failure modes are reviewed in early taksing to establish the priority and direction of the Phase I engineering design effort. Methods are propoesed to integrate… More

This program addresses requirements for a health-monitoring battery that is cost-effective, capable of sustaining environmental

Phase I established the viability of a 3.0-volt, Li-ion-based LixV2O5 cell system. Rechargeability, rate capability, and operability at -30oC, -200C, R/T, and +550C were demonstrated. It was also found that depending on the structural modifications of V2O5, delivery of specific capacity at 200 mAh/g… More

Phase I established the viability of a 3.0-volt, Li-ion-based LixV2O5 cell system. Rechargeability, rate capability, and operability at -30oC, -200C, R/T, and +550C were demonstrated. It was also found that depending on the structural modifications of V2O5, delivery of specific capacity at 200 mAh/g… More

Trade-off electrochemical studies were conducted in Phase I on four cell systems and promising results were obtained on lithium primary active cell system utilizing solid cathode and organic-based electrolyte solution. Specifically, V2O5-based cathodesystems, particularly crystalline V2O5 and… More

This SBIR Phase I program presents a significant opportunity to look at new generation of friendlier chemistries which have equivalent electrochemical capability to the oxyhalides, and at the same time offer a reserve battery technology that can lenditself to miniturization and/or mass production. … More

To date, there is no emerging and friendly reserve battery system(s) that could replace the Li/oxyhalide technologies until Phase I of this program. Primary solid cathode systems, e.g., l-MnO2 , Li0.55CoO2 and Li0.55CoO2(2%TiO2), have demonstrated fullcapability in meeting the Multi-Option Fuse… More

MaxPower, Inc. is proposing an SBIR project responding to the Army's need for improved Li-ion chemistries. The Phase I and Option Phase parts of the program will focus on new gel electrolytes with improved conductivities and stability. The proposed programon gelled electrolytes is designed to… More

MaxPower, Inc. is proposing an SBIR Phase II program responding to the Army's need for improved Li-ion chemistries. The Phase II program will focus on new solid-state polymer electrolytes and new gelled polymer electrolytes developed in the Phase I program. The Phase II Program will continue to… More

MaxPower's Phase I program will involve development of new cathode materials and new electrolyte solutions to significantly improve gravimetric energy densities and rate capabilities. With these objectives in mind, the following details the approaches MaxPower will take in its Phase I program. To… More

Recent novel researches by MaxPower have shown that several high energy density Li batteries can be developed to perform as an active battery specifically designed to replace reserve munitions batteries. MaxPower will employ several new approaches to develop this active munitions battery with unique… More

Phase I investigated two electrochemical couples, Li/CuV2O5 AND Li/CFx, as candidates for active munition battery applications. The Li/CuV2O5 performance was found to be superior across the temperature of -46oC to +65oC. Two novel battery designs were also introduced and these designs were aimed… More

Current Li-ion technology with respect to its electrochemistry and manufacturing technique is still LiCoO2-based and packaged in cylindrical configuration popularly known as the "18650" cell. For larger cell sizes ranging from 10-100Ah, traditional parallel plate cell stacking technique is the most… More

The U.S. military is seeking improved methods of battery manufacturing which will enhance the ability of DoD-interest in battery manufacturers to produce nonrechargeable (primary) batteries. The current dough-batch teflonated process for making MnO2 cathodes is quite labor intensive and time… More

MaxPower, Inc. is proposing a new approach to fabricate and manufacture separator membranes for Li and Li-ion batteries which meet U.S. Army objectives of efficient, rapid and economic manufacturing, and reduced "touched" labor based on automation. To meet these objectives, MaxPower is proposing to… More

Due to their light weight, high energy and high capacity, Li-ion batteries offer significant advantages for applications in space. To employ Li-ion batteries for use in space, high cycle and calendar life must be demonstrated, and this is the major objective of the present Phase I proposal. In this… More

In lithium ion systems, in particular, addressing the question of robustness with respect to specifically overcharge and overdischarge are of great importance because of the underlying safety and integrity issues involved. MaxPower explored this issue in the Phase I project. In this Phase II… More

The US Air Force has a need for a corrosion-resistant lithium-ion battery terminal seal capable of twenty years of service life in a space environment. Key requirements include a terminal seal technology that provides electrical isolation, hermeticity, and is compatible with cell electrolyte. … More

MaxPower's overall goal of the Phase I program is to use electrospinning technology to produce carbon nanofibers for ultracapacitor applications. These fibers will be subjected to subsequesnt processing to enhance their electrochemical performance and then coated onto foil to form composite… More

Maxpower Inc. is proposing the replacement of the present UAV-Sonobouy battery chemistry with a novel high power Lithium Monofluoride[Li/(CF)n] system. Though historically used in low power applications, Maxpower has proven that Li/(CF)n systems can meet high power requirements by combining… More

MaxPowers goal during the Phase I program is to design and demonstrate the capability of a primary Li|CFx battery assembly that is capable of delivering in excess of 12 hours operation at -40,aC in a battery architecture that weighs less than 0.7 pounds and fits a 14 in3 envelope. Successful… More

While lithium-ion batteries are rapidly penetrating the laptop and cell-phone markets because of their high specific energy, safety is one of the key challenges to be addressed before lithium-ion batteries can replace the nickel-metal-hydride batteries that are commonly used in today¿s Hybrid… More

The Joint Tactical Radio System (JTRS) Handheld Manpack Program has a need for a primary battery capable of operating high power consumption devices, the JTRS handheld radio in particular. Key requirements of the battery assembly include operation at extreme environments (-40,aC to 55,aC), weighing… More

The Navy has established a need to update the present high power sonobuoy power source used in Air Anti Submarine Warfare (ASW) Systems. Present technology for the ASW sonobuoy battery utilizes a primary Lithium/SO2 battery chemistry which is capable of providing 20, 10 second pulses drawing 5500 W… More

During charge and discharge at high rates and in high abuse situations, a battery can become quite hot, as the heat generated from internal chemical reactions can exceed the battery¿s capability to dissipate the heat. When internal temperatures become excessive, separator breakdown can result,… More

Maxpower Inc. is proposing the replacement of the present UAV-Sonobouy battery chemistry with a novel high power Lithium Monofluoride[Li/(CF)n] system. In a Phase I effort, MaxPower proved that a primary lithium system composed of a mixed MnO2/CFx cathode exceeds the energy density requirements of… More

The Navy has established the need to replace the present high power sonobouy power source used in Air Anti Submarine Warfare (ASW) Systems. Present technology for the ASW sonobouy battery utilizes a primary Lithium/SO2 battery chemistry which provides for up to 20, 10 second pulses drawing 5500 W of… More

MaxPower has designed and built a prototype primary battery for use in the Rifleman Radio. At the end of the Phase II program, MaxPower delivered six prototype batteries to the U.S. Army for testing. Testing demonstrated that this battery system is able to provide over 15 hours operation at 6.6W… More