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70160

Nafion 117 containing solution

greener alternative

~5% in a mixture of lower aliphatic alcohols and water

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Synonym(s):
Tetrafluoroethylene-perfluoro-3,6-dioxa-4-methyl-7-octenesulfonic acid copolymer
CAS Number:
MDL number:
UNSPSC Code:
26111700
eCl@ss:
32110203
NACRES:
NA.23

form

liquid

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

concentration

~5% in a mixture of lower aliphatic alcohols and water

refractive index

n20/D 1.38

greener alternative category

InChI

1S/C7HF13O5S.C2F4/c8-1(9)2(10)24-5(15,16)3(11,4(12,13)14)25-6(17,18)7(19,20)26(21,22)23;3-1(4)2(5)6/h(H,21,22,23);

InChI key

FOYUGSIADQEOEK-UHFFFAOYSA-N

General description

Nafion 117 solution can be used in the formation of nafion membranes with properties like good water uptake (~27%) and ionic conductivity (~1.23 × 10−2 Ω−1 cm−1). Its current density at 600V for the polymer electrolyte fuel cells is ~640 mA cm−2.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Find details here.

Application

Nafion 117 solution can be used for a variety of applications such as:
  • polyelectrolytic membrane for fuel cells
  • metal extraction from aqueous solutions
  • for the production of hydrogen by thermochemical water splitting
  • as a reference membrane to evaluate the methanol permeability

Legal Information

Nafion is a registered trademark of  THE CHEMOURS COMPANY FC LLC
Nafion is a trademark of The Chemours Company FC, LLC

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 2 - STOT SE 3

Target Organs

Central nervous system

WGK

WGK 3

Flash Point(F)

67.0 °F

Flash Point(C)

19.44 °C

Regulatory Information

危险化学品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  5. What is the composition of Product 70160, Nafion® 117 solution?

    The exact composition of the Nafion® 117 solution is considered proprietary by the manufacturer.  However, based on the data available, the composition is believed to be similar to the following: approximately 5% Nafion® Perfluorinated Ion-Exchange powder, 15-25% water, 1-5% methanol, with the remainder being a 1:1 mixture of 1-propanol and 2-propanol.  

  6. Is Product 70160, Nafion® 117 solution, cationic or anionic?

    Nafion® 117 is cationic (H+).

  7. How can I dilute Product 70160, Nafion® 117 solution?

    Dilution of the Nafion® 117 solution in a 50:50 mixture of 1-propanol/2-propanol is preferred.

  8. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Concentration of HIx solution by electro-electrodialysis using Nafion 117 for thermochemical water-splitting IS process
Yoshida M, et al.
International Journal of Hydrogen Energy, 33(23), 6913-6920 (2008)
Parameters of PEM fuel-cells based on new membranes fabricated from Nafion, silicotungstic acid and thiophene
Tazi B and Savadogo O
Electrochimica Acta, 45(25-26), 4329-4339 (2000)
Nafion/poly (vinyl alcohol) blends: effect of composition and annealing temperature on transport properties
DeLuca NW and Elabd YA
Journal of Membrane Science , 282(1-2), 217-224 (2006)
Adsorption of some heavy metal ions from aqueous solutions on Nafion 117 membrane
Nasef MM and Yahaya AH
Desalination, 249(2), 677-681 (2009)
A comparison of methanol permeability in Chitosan and Nafion 117 membranes at high to medium methanol concentrations
Mukoma P, et al.
Journal of Membrane Science , 243(1-2), 293-299 (2004)

Articles

Proton exchange membrane (PEM) fuel cells operate at relatively low temperatures and are composed of two electrodes and a conductive elecrolyte.

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