Proton Exchange Membrane for Vanadium Flow Battery

• Customization: Available
• Membrane Type: Spiral
• Type: Proton-Exchange Membrane
• Model NO.: YT-PEM50
• Transport Package: Sealed Package
• Trademark: Yuntian
• Origin: Wuhan China
• Production Capacity: 30000t/Year
• Package Size: 40.00cm * 40.00cm * 30.00cm
• Package Gross Weight: 10.000kg

Product Description

1.Product Introduction
 

Perfluorosulfonic acid membranes are advanced solid polymer electrolytes, consisting of homogeneous membranes with ion exchange functional groups derived from perfluorosulfonic acid resin. These membranes exhibit outstanding heat resistance, mechanical strength, and electrochemical properties, making them ideal for use in extreme conditions such as exposure to strong acids, bases, and oxidizers. Their exceptional chemical stability and durability enable their application in various high-performance electrochemical devices, including Proton Exchange Membrane (PEM) water electrolyzers. This technology is widely used for hydrogen production, fuel cells, and other energy storage systems where reliability and efficiency are critical.

2.Advantages

• Superior Chemical Stability: Perfluorosulfonic acid membranes are designed to withstand harsh environments, including exposure to strong acids, bases, and oxidizing agents, ensuring long-term stability and performance in demanding applications.

• Excellent Heat Resistance: These membranes maintain their structural integrity and functional properties at elevated temperatures, making them suitable for high-temperature electrochemical processes.

• High Mechanical Strength: The membranes possess a robust mechanical structure that resists deformation under stress, ensuring consistent performance over extended operational periods.

• Enhanced Electrochemical Performance: With high ionic conductivity and low electronic conductivity, these membranes facilitate efficient ion transport while minimizing energy loss, making them ideal for energy-intensive applications like PEM water electrolyzers.

• Wide Applicability: Due to their versatile properties, perfluorosulfonic acid membranes are used in various fields, including hydrogen production, fuel cells, and other advanced energy systems, contributing to the development of sustainable energy solutions.

3.Product Parameters 

Membrane Type	Thickness (microns) (µm)	Weight (g/m²)	Physical and Other Properties
	51	99.0	Index Parameters
Tensile Strength (M Pa): ≥30
Tensile Modulus (M Pa): ≥400
Elongation at Break (%): ≥120
Specific Gravity: 1.97
Other Properties			Index Parameters
Conductivity (S/cm)	≥0.100
Acid Capacity (meq/g)	/
Hydrolytic Property			Index Parameters
Water Content (%)	5.0±3.0
Water Uptake (%)	50.0±5.0
Thickness Swelling Rate (23°C, 50% RH), % increase	Water soaked at 23°C, 50% RH: ≤5
	Water soaked at 100°C, 50% RH: ≤15
Linear Expansion (23°C, 50% RH) % increase	/
Water soaked at 23°C, 50% RH: ≤5
Water soaked at 100°C, 50% RH: ≤18

4.Application-Vanadium Flow Battery