Sodium-Ion Cathode Material Na₃(VPO₄)₂ (NVP) for Long Cycle Life and High Rate Performance

Sodium-Ion Cathode Material Na₃(VPO₄)₂ (NVP) for Long Cycle Life and High Rate Performance

SKU: NVP-SIB

NVP Sodium Vanadium Phosphate Cathode (Na₃V₂(PO₄)₃) — NASICON-type, D50 15 μm, SSA 30 ± 3 m²/g, carbon-coated 3 wt%, true density 3.0 g/cm³.

0.2C discharge ≥ 115 mAh/g, 1C discharge ≥ 110 mAh/g, capacity retention ≥ 80% after 5000 cycles.

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Name: NVP Sodium Vanadium Phosphate Cathode Material

Material Type: NASICON-Type Sodium Vanadium Phosphate (Na₃V₂(PO₄)₃, NVP)

Product Code: NVP-SIB

Product Introduction:

Na₃V₂(PO₄)₃ (NVP) is a NASICON-type sodium vanadium phosphate cathode material for sodium-ion batteries. Its stable three-dimensional open-framework crystal structure enables fast sodium-ion transport and outstanding rate capability. The carbon-coated formulation (3 wt% carbon) enhances electronic conductivity. This grade delivers ≥ 115 mAh/g at 0.2C and maintains ≥ 80% capacity retention after 5000 cycles, making it suitable for long-cycle-life energy storage applications.

Key Features:

NASICON-type Na₃V₂(PO₄)₃ chemistry with stable open-framework structure
Carbon-coated formulation — carbon content 3 wt%
0.2C discharge specific capacity ≥ 115 mAh/g
1C discharge specific capacity ≥ 110 mAh/g
Initial Coulombic efficiency ≥ 92%
Long cycle life — capacity retention ≥ 80% after 5000 cycles
D50 particle size 15 μm, D10 7 μm, D90 28 μm
Specific surface area 30 ± 3 m²/g
High true density 3.0 g/cm³

Specifications:

Test Item Specification
Appearance Black powder
Carbon Content (wt%) 3
True Density (g/cm³) 3.0
Specific Surface Area (m²/g) 30 ± 3
pH 7

Particle Size Distribution (PSD):

Parameter Value
D10 (μm) 7
D50 (μm) 15
D90 (μm) 28

Physical Properties:

Property Value
Tap Density (g/cm³) 0.95
Compacted Density (g/cm³) ≥ 1.5

Electrochemical Performance (Half-Cell, 25°C):

Parameter Specification
0.2C Discharge Specific Capacity (mAh/g) ≥ 115
1C Discharge Specific Capacity (mAh/g) ≥ 110
Initial Coulombic Efficiency ≥ 92%
Capacity Retention after 5000 Cycles ≥ 80%

Values measured by half-cell testing at 25°C. Typical values for reference; not guaranteed unless otherwise specified.

Storage:

Store sealed in a cool, dry place away from moisture and direct sunlight.

Note: Specifications listed above are typical and for reference only. Actual electrochemical performance depends on the specific cell architecture, electrolyte formulation, binder/conductive-additive composition, coating thickness, calendering parameters, formation protocol, and testing conditions. For sodium-ion battery electrode preparation workflows, see also Xnergy’s related products in the Cathode Material Powder category, Anode Materials category, Binders category, and Current Collectors category. For electrode-coating equipment, see the Coating equipment category.

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