巴斯夫-BASF_2013_Presentation_-_Luna_-_Tianjin_8-04-2013

30th International Battery Symposium Seminar & Exhibit Fort Lauderdale, FLImproved Cathode Materials and Electrolytes as Key Components of Next generation Li-Ion BatteriesMs Luna Song Senior Manager, Business Development, Battery Material China1BASF – The Chemical CompanyThe World’s Leading Chemical CompanyOur chemicals are used in almost all industries We combine economic success, social responsibility and environmental protection Sales 2012: €78,729 million EBIT 2012: €8,976 million Employees (as of December 31, 2012): 113,262 In 2012, BASF filed for around 1,170 new patents world-wide Around 400 production sites world-wide2 2BASF Sales by Customer IndustryChemical Industry> 15% 10-15% 5-10% < 5% 10-15%3Automotive | Utilities Construction | Agriculture | Plastics industry | Oil industry Electrical | Electronics | Furniture | PaperOther industriesBASF is the No. 1 Chemical Partner for the Automotive IndustryTop 100 suppliers Automotive (2011)Rank 1 2 Company Bosch Continental Sales (in € billion) 30.4 29.1Supplier ranking Confirmed by three leading automotive industry publications ‘BASF is the No. 1 chemical partner’:179.541 46 51 61 69DuPont PPG Industries Lanxess Bayer EvonikSource: Automobilproduktion, July 24, 2012BASF will increase it’s business with the automotive industry to € 17 bn in 2020Sustainable Innovations at BASFGrowth by new TechnologiesResources, Environment & ClimateFood & NutritionQuality of lifeChemistry as enablerCustomer industriesTransportation Battery Materials Leightweight composites Heat managementConstruction Heat managementConsumer Goods EnzymesHealth & Nutrition MedicalElectronics Organic ElectronicsAgricultureEnergy & ResourcesGrowth fields*Plant Energy biotechnology management Functional Rare earth crop care metals recycling Wind energy Water solutionsTechnology fieldsRaw material change Materials, systems & nanotechnology White biotechnology*including growth fields still under evaluation 5Battery Materials from BASFFocus on Cathodes and ElectrolytesRaw MaterialsMaterialsCellsPackOEMBASFCustomer/PartnerThe battery determines characteristics of an electric vehicle Range, costs, safety The battery allows for differentiation and value creation Challenging technology and chance for chemistry/engineering/OEMs Materials are the heart of the battery cell and significantly improve performance Chemistry plays a central role as material and component supplier6BASF’s broad Offering to the Battery IndustrySolid IP-PositionANL license for NCM cathode materials Ovonic Patents for NCM-Precursors LFP-License from LiFePO4+C Licensing AG VC license from Mitsubishi Chemicals -Broad PortfolioNiMH Technology from Ovonic Batteries Formulated Electrolytes NCM and LFP Cathode Materials Li-Sulfur development together with SionPower, Tucson, AZStrong R&D- R&D Centers in U.S., Europe and Asia - Strong development pipeline for cathode materials and electrolytes - Global experts network to support BASF’s R&DGlobal Presence- NCM Production in Elyria, Ohio, USA - LFP Production at BASF in Germany - Electrolytes Production in Baton Rouge (US) and Suzhou (China) - Customer Application Centers in U.S., Germany, China and JapanBASF’s Latest Addition to its Battery NetworkNCM plant - Elyria, Electrolytes - Suzhou, China and Zachary, LANCM Cathode Materials Fully operational production plant Suitable for NCM materials as well as for next generation high energy NCMElectrolytes State-of-the-art manufacturing technology Global presence: North America and China9New Automotive PowertrainsAll Major Developments rely on Battery MaterialsElectromobility will play a significant role in future automotive alternativesConventionalHonda CR-ZFord FusionToyota Prius PHVChevrolet VoltNissan LeafConventionalMild HybridFull HybridPlug-in HybridRange ExtenderFull Electric0.5 kWh2 kWh4 kWh16 kWh24 kWhCombustion Fuel tank E-motor Battery ExtenderEnergy-Batteries Power-BatteriesChallenges of Automotive BatteriesVery demanding application in view of costs and technology Target costs much below today’s batteries for consumer electronics Ten year lifetime under broad environmental conditions Safety of large-scale batteries must always be ensured Global industry with regional footprint and economy of scale Long development cycles until platform launchThe combination of BASF Electrolyte and Cathode technology will lead to maximum customer benefitKey requirements on battery materials for automotive applicationsFreedom to operate for the customers along the value chainBattery size is defined by its performance at low temperatures But also by cycle & calendar life at high temperaturesStrong IP positionProcessing properties define the speed and cost of battery manufacturingCathode & ElectrolyteMaterials with higher energy density (e.g. HE-NCM) Electrolyte with improved safety performance (e.g. gel)Critical for safety and cost of the batteriesBASF NCM Cathode Materials PortfolioDevelopment RoadmapProduction NCM 111:Cost Stability Li1+x(Ni0.33Co0.33Mn0.33)1-xO2Discharge Capacity: 154 Ah/kg @ 0.1CNCM 523: Li1+x(Ni0.5Co0.2Mn0.3)1-xO2Discharge Capacity: 164 Ah/kg @ 0.1CCo (LCO)0.0 1.0NCM 424: Li1+x(Ni0.4Co0.2Mn0.4)1-xO2Discharge Capacity: 155 Ah/kg @ 0.1C0.20.8Cost Safety0.6Capacity SafetyPilot and Market Launch NCM 622 and higher Ni NCMsDischarge Capacity: >175 Ah/kg @ 0.1C 0.60.40.4NCM-111 NCM-433High capacity regionLNCO NCM-8110.8NCM-424NCM-523 NCM-6220.2R&D HE-NCM:Discharge Capacity: 260 Ah/kg @ 0.1CHE-NCMs1.0 0.0HV spinelNCM-514 NCM-415 NCM-929Lower cost region0.20.4HV-Spinel:Discharge Capacity: 140 Ah/kg @ 1CMn (LMO)Ni0.60.80.0 1.0Ni (LNO)13NCM Phase DiagramDirections of Combined Electrolyte and Cathode Materials Development at BASFHigher energy content by using high-Ni NCM cathode materials, higher cut-off voltages and advanced electrolytes Improved cycle life by optimized electrolyte solutions and selection of best cathode materialsLower costs by using Mn-rich cathode materials as substitute for NCMs14High-Ni NCM Cathode MaterialsMarkedly increased Energy Density possible in the Future15Challenges of High-Ni NCM CathodesGassing of Electrodes - SwellingNi-rich cathode materials offer significant higher energy – especially at higher cut-off voltages But gassing of such cells is a major issue Optimized electrolyte compositions necessary to overcome gassing of cells (salt / solvent / additives)Additives for Reduced HT-SwellingFirst Step: Screening at Elevated TemperaturesAdditives for Reduced HT-SwellingSecond Step: Fine tuning with other cell-parametersCapacity retention vs cycle index100%Cap. retention(%)95% 90% 85% 80% 75% 70% 0 100 200 Cycle index 300Baseline Baseline+1%H3 Baseline+1%HxFine-tuning of additives at elevated temperature to ensure best performance (85º C storage for 6 hours)50040085º C @ 6 hours testCapacity Retention Standard Baseline Baseline + 1%H3 Baseline +1%Hx ≥ 90% 90.8% 91.2% 91.8% Capacity Recovery ≥ 95% 95.5% 96.9% 97.4% Imp. Offset ≤ 20% 3.4% 5.8% 6.9% Thick. Offset ≤ 5% 3.5% 3.3% 2.9%900 mAh NCM pouch cell with artificial graphite anode18Directions of Combined Electrolyte and Cathode Materials Development at BASFHigher energy content by using high-Ni NCM cathode materials, higher cut-off voltages and advanced electrolytes Improved cycle life by optimized electrolyte solutions and selection of best cathode materialsLower costs by using Mn-rich cathode materials as substitute for NCMs19New Additive TechnologyImproves SEI film-stability for reduced cell resistanceReference without any additives2Relative discharge capacity [%]3110Resistance [Ohm] charged100901Electrolytes with novel SEI additives00 40080 0 400 800 1200 1600Cycle number80012001600Cycle number42Relative discharge capacity [%] after 800 cycles6100Resistance [Ohm] discharged00 400 800 1200 160010 0,1110Cycle numberC-Rate20Lithium Iron Phosphate – LiFePO4Product Properties HEDTM LFP-400LFP/C Composite material • Spherical LFP composite agglomerates • Not nano-primary particles • Porous structure, interconnecting carbon • Composition and shape determined in one step • Flexible composition, • Improved processibility in customer formulationsComposition 1st DC capacity 10 C DC capacity Tap density Particle size (d50) BET surface [m2/g]HEDTM LFP400LiFePO4 (~3.6% carbon) ~160 mAh / g 102 mAh / g >1 g / cm3 9 m ~23 m2/gLithium Iron Phosphate – LiFePO4Full cell testing HEDTM LFP-400 – external measurementsLithium Iron Phosphate – LiFePO4Full cell testing HEDTM LFP-400 at low temperatures-20°C - C/5 DischargeC/5 discharge Plateau at 3.1V 50% - 60% of RT capacity provided3.6Voltage (V)3.4 3.2 3.0 2.8 2.6 2.4 2.2 2.0 0various additives1000 2000 3000 4000 Capacity (mAh) 5000 6000-20°C - C/2 DischargeC/2 discharge Plateau at 2.9V 35% - 42% of RT capacity provided3.4Voltage (V)3.2 3.0 2.8 2.6 2.4 2.2 2.00various additives1000 2000 3000 Capacity (mAh) 4000 500023Directions of Combined Electrolyte and Cathode Materials Development at BASFHigher energy content by using high-Ni NCM cathode materials, higher cut-off voltages and advanced electrolytes Improved cycle life by optimized electrolyte solutions and selection of best cathode materialsLower costs by using Mn-rich cathode materials as substitute for Co-rich NCMs24Cathode Materials Roadmap towards higher Energy DensityMarked capacity increase at slightly lower voltage “High Energy”Discharge profiles BASF HE-NCM vs. BASF NCM-111Voltage [V] 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 0 50 100 150 200 250 300 Capacity [Ah/kg]Marked voltage increase at slightly lower capacity “High Voltage”Discharge profiles BASF HV Spinel vs. BASF NCM-111Voltage [V] 5.0 4.5 4.0 3.5HE-NCMHV spinelNCM-1113.0 2.5 2.0 1.5 0 50 100NCM-111E=Q×UE=Q×U150 Capacity [Ah/kg]25BASF’s HV Spinel Produced in BASF Pilot PlantMaterial Morphology Tap density PSD (D10 / D50 / D90) specific capacity (C/5) specific capacity (1C) 1st cycle irreversible capacity loss02-03-2011LiNi0.5Mn1.5O4 Spherical particles 2.2 gcm-3 8 / 14 / 25 mm 143 Ah/kg 141 Ah/kg < 4%1000 : 1 20 m 26 200 : 1 100 mBASF’s HV Spinel vs. GraphiteDevelopment of full cell chemistry = cathode + electrolyte + other cell componentsSpecific discharge capacity (mAh/g)140 120 100Cell chemistry 2 (“modification”)80 60 40 20 0 0 100 200 300 400 500 600 700Cell chemistry 1 (“additives”) Standard cell chemistryCycling stability in pouch cell 25°C, 1.0 C-rate, 4.25V – 4.80VCycle #Costs / performance comparisonCurrent and next Generation NCM Cathode MaterialsSpecific cathode energy (Wh/kg) NCM-111 HE-NCM HV-Spinel 600 930 650Metals costs (USD/kg) 9.5 4.3 3.9Lithium utilization (%) 56% 80% 99%Next generation cathode materials with marked improvements in costs, energy content and Li-utilization28BASF is perfectly positioned as global Supplier to the Battery IndustryBASF is the leading chemical company serving the automotive industry Global organization combining economy of scale with customer proximityLeverage experience and know-how to help customers be more successful Global presence – local service to directly serve customers Customer will benefit from access to cutting edge technology BASF is an electrolyte producer with backward integration into electrolyte solvents & salts Key IP through patents & licenses (e.g. VC, LiBOB etc.) Cathode materials licenses for NCM and LFPBASF – Battery MaterialsLarge R&D commitment drives innovations Robust access to key raw materials Unique and solid IP position for all major applications29Thank you for your Attention!30。