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Solid State Lithium Battery Double Sided Light Research Soft Electrolytic Copper Foil

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Solid State Lithium Battery Double Sided Light Research Soft Electrolytic Copper Foil

Name: Solid State Lithium Battery Double Sided Light Research Soft Electrolytic Copper Foil
Brand: XWELL
Price: 1 USD

Brand Name : XWELL

Model Number : 6um*150mm

Certification : CE

Place of Origin : CHINA

MOQ : 100g

Payment Terms : L/C,D/A,D/P,T/T,Western Union,MoneyGram

Supply Ability : 1 t/month

Delivery Time : 5-7 days

Packaging Details : Plastic package

Model : 6um*150mm

Thickness : 8μm

Surface Density (g/m²) : 70-75

Tensile Strength (kg/mm²) : ≥30 (RT), ≥20 (180°C)

Elongation (%) : ≥5 (RT), >3 (180°C)

Surface Roughness (Rz) : ≤3.0 μm

Temperature : Room Temperature (25°C)

Applications : Solid-State Battery Prototyping

Price : 1-1000USD/Negotiable

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Copper Foil Solid-state Lithium Battery Double-sided Light Research Soft Electrolytic Copper Foil Ultra-thin Electrode Current Collector Rolled Copper Foil

Product Overview

Our dual-sided glossy electrolytic copper foil is engineered specifically for solid-state lithium battery R&D and prototyping. With thickness options from 8μm to 35μm, this ultra-smooth (Rz ≤3.0 μm) current collector delivers exceptional mechanical stability under high-temperature (180°C) solid-state electrolyte processing conditions while maintaining optimal flexibility for electrode fabrication.

Key Specifications

Thickness	Surface Density (g/m²)	Tensile Strength (kg/mm²)	Elongation (%)	Surface Roughness (Rz)
8μm	70-75	≥30 (RT), ≥20 (180°C)	≥5 (RT), >3 (180°C)	≤3.0 μm
9μm	85-90	≥30, ≥20	>5, >3	<3.0 μm
12μm	100-105	≥30, ≥20	>5, >3	<3.0 μm
15μm	128-133	≥30, ≥20	>6, >3	<3.0 μm
20μm	175-181	>30, ≥20	≥8, >3	<3.0 μm
25μm	220-225	≥30, ≥20	>8, >4	<3.0 μm
30μm	265-270	≥30, ≥20	≥9, >5	<3.0 μm
35μm	285-290	≥30, ≥20	≥9, >5	<3.0 μm

RT = Room Temperature (25°C)

Material Advantages

Solid-State Battery Optimization
- Ultra-smooth dual-sided finish (Rz ≤3.0 μm) minimizes interfacial voids with sulfide/oxide solid electrolytes
- Maintains mechanical integrity at solid-state processing temperatures (180°C tensile strength ≥20 kg/mm²)
Research-Grade Flexibility
- Soft temper design enables >9% elongation for wrinkle-free electrode laminates
- Compatible with solvent-free dry electrode manufacturing
Customization Options
- Antioxidant treatments: Enhanced stability for air-sensitive solid electrolytes
- Thickness variants: Sub-8μm foils available for ultra-high-energy-density prototypes
- Surface modifications: Lithiophilic coatings (CuO nanoneedles, Ag nanoparticles)

Applications

Solid-State Battery Prototyping: Sulfide (Li₆PS₅Cl) and oxide (LLZO) electrolyte integration
Lithium Metal Anode Substrates: Dendrite suppression via uniform current distribution
Flexible Battery Research: Foldable/stretchable current collector development

Technical Notes

Certification: Compliant with GB/T standards (test methods per manufacturer specifications)
Packaging: Vacuum-sealed rolls with desiccant (100m/roll standard)
Customization: Surface density and antioxidant properties negotiable

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