SKU: 12774293713

Dupont Proton Exchange Membrane Pretreatment

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Description

Dupont Proton Exchange Membrane PretreatmentProduct Name Name: Proton Exchange Membrane Pretreatment Product Overview Proton Exchange Membrane (PEM) is an ion selective membrane that provides channels for proton migration and transport, separates gas reactants, and blocks electrolytes in batteries. Proton exchange membrane, also known as proton membrane or hydrogen ion exchange membrane, is a polymer material based on proton conduction. It can transfer hydrogen ions from the anode to the

Product Name

Name: Proton Exchange Membrane Pretreatment

Product Overview

 

Proton Exchange Membrane (PEM) is an ion selective membrane that provides channels for proton migration and transport, separates gas reactants, and blocks electrolytes in batteries. Proton exchange membrane, also known as proton membrane or hydrogen ion exchange membrane, is a polymer material based on proton conduction. It can transfer hydrogen ions from the anode to the cathode inside the battery, forming a circuit with the transfer of electrons from the external circuit, thereby providing current to the outside world. The Nafion membrane and perfluorosulfonic acid proton exchange membrane developed by DuPont in the United States are currently the most representative types of proton exchange membranes. It has excellent proton conductivity, chemical stability, and mechanical strength.

Technical Parameter

 

Type:Nafion 117(N117:/span>

Thickness:83 um

Density:60 g/m2

Conductivity:.083 s/cm

Switching capacity:.89 meq/g

Type:Nafion 115(N115:br>

Thickness:27 um

Density:50 g/m2

Conductivity:.083 s/cm

Switching capacity:.89 meq/g

Type:Nafion 211(N211:/span>

Thickness:5.4 um 
Density:0 g/m2 
Conductivity:.083 s/cm 
Switching capacity:.95-1.01meq/g

Product Features


High proton conductivity: to ensure that the battery has efficient energy conversion efficiency.

Low gas permeability: effectively separates the reactive gases of the anode and cathode, avoiding direct contact between them.

High chemical stability: able to maintain stability during battery operation without being corroded by electrolyte or reactive gases. High thermal stability: able to maintain stable performance at higher operating temperatures.

High mechanical strength and dimensional stability: to ensure that the battery's performance will not be affected by membrane deformation or damage during long-term use.


Application Fields

 

Fuel cell: As the core component of proton exchange membrane fuel cell (PEMFC), it plays a crucial role in the performance of the cell. PEMFC has the advantages of high efficiency, environmental protection, and no noise, and has been applied in fields such as automobiles and ships.

Water splitting: As an ion selective channel, it promotes the H+ions in water molecules to move towards the anode and react with the electrode to produce hydrogen gas, achieving a clean and renewable hydrogen production method.

Membrane separation technology: applied in fields such as wastewater treatment and seawater desalination, it separates different ions through proton exchange membranes.

Environmental protection and biomedicine: used in the field of environmental protection to reduce harmful substance emissions; As a drug delivery system in the field of biomedicine, it controls drug release rate and improves stability.


Related Information

Please e-mail for the detailed characterization data.

E-mail:[email protected]

 

Shipping Notes
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 12774293713

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Boise, US
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Brillo
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Reviewed in the United States on December 7, 2025
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Port Orchard, US
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Great product for people with sensitive skin
Color: #04 Bronze
Works Great/ no break outs and I have sensitive skin
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mphipps
Louisville, US
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Spray doesn’t work. The spray only worked for a few sprays. I work in the entertaining industry and was looking forward for not just myself but the other girls to use the glitter spray. Out of 30 girls only 3 were able to use it. The spray bottle stopped working. I ordered a replacement and it stopped working also after a few sprays
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Kayla Laufenberg
Los Angeles, US
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Stops working after one use
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Stops sprays very quickly. I used it once to see how it is and now it doesn’t spray.
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Ian F. McCallum
Alexandria, US
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Best leash we’ve owned in 36 years of dog parenting
Color: Green, Size: Large
Wow! My wife and I have been dog parents for 36 years (six dogs), and this is the best leash we’ve used. * Two handles: I used to think the second handle was unnecessary—now I can’t go back. * Comfort: Both handles are padded, so no hand strain on long walks or sudden pulls. * Tangle-resistant: The swivel between the leash and the loop that goes over the dog’s nose/neck keeps things from twisting, which makes control easier. * Secure fit: The sizing ring stays put, so it won’t pinch the dog’s nose. Note: There’s no backup clip to attach to a collar, so a determined dog could slip it if the loop is too loose. Adjusting the ring snugly has worked well for us. Given the quality and price, I can’t recommend this leash more highly. ★★★★★
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Reviewed in the United States on October 22, 2025

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