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Sigma-Aldrich

Lithium iron(II) phosphate

greener alternative

powder, <5 μm particle size (BET), >97% (XRF)

Synonyme(s) :

Ferrous lithium phosphate, Iron lithium phosphate, LFP, Triphylite

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About This Item

Formule linéaire :
LiFePO4
Numéro CAS:
Poids moléculaire :
157.76
Code UNSPSC :
26111700
Nomenclature NACRES :
NA.23

Qualité

battery grade

Niveau de qualité

Pureté

>97% (XRF)

Forme

powder

Poids mol.

Mw 157.76 g/mol

Composition

LiFePO4

Caractéristiques du produit alternatif plus écologique

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

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Taille des particules

<5 μm (BET)

Pf

>300 °C (lit.)

Densité

3.6 g/cm3 (lit.)

Application(s)

battery manufacturing

Autre catégorie plus écologique

InChI

1S/Fe.Li.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q+2;+1;/p-3

Clé InChI

GELKBWJHTRAYNV-UHFFFAOYSA-K

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Description générale

Lithium iron(II) phosphate (LiFePO4), also called LFP, is a crystalline, grey-to-black powder with an olivine crystal structure. This unique structure facilitates efficient diffusion of lithium-ions, thanks to the three-dimensional interconnected iron phosphate tetrahedra that form pathways for lithium ions to diffuse. Additionally, the structure is highly stable, not deforming, even after thousands of cycles of lithium intercalation. Our LiFePO4 powder is manufactured to meet high purity with a tightly controlled particle size of less than 5 μm.
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Application

LiFePO4 is a widely used cathode for rechargeable Li batteries. It has high energy density, wide operating temperature, thermal stability, long cycle life and application life, environmental friendliness, and safety that make it a promising electrode material for greener and safer lithium-ion batteries.

Caractéristiques et avantages

LiFePO4-based batteries can last longer, operate safely and reliably, and power devices in a wide range of temperatures.
✔ Achieves 1000s of cycles
✔ Safer than cobalt or manganese-based cathode materials
✔ Reliable performance

Informations légales

Product of Engi-Mat Co.

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


Certificats d'analyse (COA)

Recherchez un Certificats d'analyse (COA) en saisissant le numéro de lot du produit. Les numéros de lot figurent sur l'étiquette du produit après les mots "Lot" ou "Batch".

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Consulter la Bibliothèque de documents

Low temperature hydrothermal synthesis of battery grade lithium iron phosphate
Benedek P, et al.
Royal Society of Chemistry Advances, 7(29), 17763-17767 (2017)
Kim, G. T.; et al.
Journal of Power Sources, 196, 2187-2187 (2011)
Enhanced electrochemical performance of lithium iron (II) phosphate modified cooperatively via chemically reduced graphene oxide and polyaniline
Shen W, et al.
Electrochimica Acta, 173, 310-315 (2015)
P Subramanya Herle et al.
Nature materials, 3(3), 147-152 (2004-03-03)
The provision of efficient electron and ion transport is a critical issue in an exciting new group of materials based on lithium metal phosphates that are important as cathodes for lithium-ion batteries. Much interest centres on olivine-type LiFePO(4), the most
Electrochemical noise measurement of a lithium iron (II) phosphate (LiFePO4) rechargeable battery
Astafev E, et al.
Instrumentation Science & Technology, 48(1), 75-85 (2020)

Articles

Professor Qiao's review explores stable microstructures for lithium metal fluoride batteries, advancing energy storage technologies.

Professor Qiao's review explores stable microstructures for lithium metal fluoride batteries, advancing energy storage technologies.

Professor Qiao's review explores stable microstructures for lithium metal fluoride batteries, advancing energy storage technologies.

Professor Qiao's review explores stable microstructures for lithium metal fluoride batteries, advancing energy storage technologies.

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