Nafion™ perfluorinated resin solution - Polymer Content:20.0-22.0%,Water Content:32-36%,VOC Content:44-48%,Total Acid Capacity:1.03-1.12meq/g , CAS No.31175-20-9

CAS: 31175-20-9 Cat. No.: P400488 EC Number: 680-985-7

GRADE & PURITY Polymer Content:20.0-22.0%,Water Content:32-36%,VOC Content:44-48%,Total Acid Capacity:1.03-1.12meq/g

Synonyms

D2020CS

Storage

Store at 2-8°C

Shipped In

Wet ice

Overview

Application

Nafion™ polymer dispersions contain the polymer in its chemically stabilized liquid form for easier processing. Typical uses include:
Fabrication of thin films and coating formulations for fuel cell membranes

Catalyst coatings

Sensors

Various electrochemical applications

SKU	P400486	P400491	P400488	P400427
Grade	D520CS	D521CS	D2020CS	D2021CS
Polymer Content (wt%)	5.0-5.4	5.0-5.4	20.0-22.0	20.0-22.0
Water Content (wt%)	45 +/- 3	45 +/- 3	34 +/- 2	34 +/- 2
VOC Content (wt%)	50 +/- 3	50 +/- 3	46 +/- 2	46 +/- 2
1 - Propanol	48 +/- 3	48 +/- 3	44 +/- 2	44 +/- 2
Specific Gravity	0.92-0.94	0.92-0.94	1.01-1.03	1.01-1.03
Available Acid Capacity (meq/g) H+ polymer base	>1.00	>0.92	>1.00	>0.92
Total Acid Capacity (meq/g) H+ polymer base	1.03-1.12	0.95-1.03	1.03-1.12	0.95-1.03
Viscosity (cP) at 25 °C (77 °F)	10-40	10-40	50-500	50-500

Specifications

Synonyms

D2020CS

Specifications & Purity

Polymer Content:20.0-22.0%,Water Content:32-36%,VOC Content:44-48%,Total Acid Capacity:1.03-1.12meq/g

Legal Information

Nafion 为以下机构的注册商标： The Chemours Company FC, LLC

Storage

Store at 2-8°C

Shipped In

Wet ice

This product requires cold chain shipping. Ground and other economy services are not available.

Names and Identifiers

Isomeric SMILES

C(=C(F)F)(OC(C(C(F)(F)F)(OC(C(F)(F)S(=O)(=O)O)(F)F)F)(F)F)F.C(=C(F)F)(F)F

Chemical and Physical Properties

• Sensitivity: Light sensitive

Frequently Asked Questions

How should this product be stored?

Store at 2–8 °C. Refrigerated storage is required to maintain the specified shelf life.

How is this product shipped?

This product ships chilled on wet ice. Unpack on arrival and transfer it to the storage condition stated above.

What are the CAS number, molecular formula and molecular weight?

The CAS Number is 31175-20-9.

What documentation is provided?

Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.