Description

Nafion(R) 417, Perfluorinated Membrane, Reinforced With Teflon is a high-performance ion-exchange membrane known for its exceptional chemical stability and mechanical strength. This material is critical for applications requiring durable proton conductivity in highly aggressive environments. It is essential for engineers and researchers in the electrochemical, energy, and specialty chemical processing industries.

Application

• Proton Exchange Membrane Fuel Cells (PEMFCs): Serves as the core electrolyte membrane, facilitating proton transport while providing structural integrity.
• Chlor-Alkali Electrolysis: Used as a separator membrane due to its excellent resistance to strong acids and chlorine.
• Electrodialysis and Water Electrolysis: Employed for ion separation and as a durable membrane in hydrogen production systems.
• Sensors and Analytical Devices: Acts as a selective barrier or sensing element in harsh chemical environments.
• Catalytic Membrane Reactors: Provides a stable platform for conducting acid-catalyzed reactions.
• Vanadium Redox Flow Batteries (VRFBs): Used as a separator to prevent cross-mixing of electrolytes while allowing proton transfer.

Basic Information

Product Name	Nafion(R) 417, Perfluorinated Membrane, Reinforced With Teflon
CAS No.	77323-49-0
Molecular Formula	(C7HF13O5S·C2F4)x
Molecular Weight	Contact for details
Synonyms	Nafion 417; Nafion® 417; Perfluorosulfonic acid-PTFE copolymer membrane; Reinforced Nafion membrane; Ion-exchange membrane N-417; Sulfonated tetrafluoroethylene based fluoropolymer-copolymer; PEM Nafion 417; DuPont™ Nafion® 417
EINECS	Contact for details

Quality Control

Our Nafion(R) 417 membranes are produced and tested under stringent quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as ion-exchange capacity, thickness, tensile strength, and conductivity are rigorously verified. A Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). Keep away from strong oxidizing agents. The membrane should be stored in its original packaging to prevent contamination and dehydration.

Specification

Item	Specification
Appearance	Translucent film
Thickness	~175 - 200 µm
Reinforcement	PTFE (Teflon) scrim
Ion Exchange Capacity (IEC)	0.9 - 1.1 meq/g
Proton Conductivity	> 0.08 S/cm (hydrated, at 25°C)
Tensile Strength	> 25 MPa
Chemical Stability	Stable in strong acid/organic solvent environments

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.