Ningbo VET Energy Technology Co., Ltd. is a high-tech enterprise established in China, We are professional supply D520 D1020 D2020 Nafion PFSA Polymer Dispersion manufacturer and supplier. we are focusing on new material technology and automotive products.
D520 D1020 D2020 Nafion PFSA Polymer Dispersion are made from chemically stabilized perfluorosulfonic acid/PTFE copolymer in the acid (H+) form, and are available in several polymer content and dispersant compositions.
Typical uses include:
· Fabrication of thin films and coating formulations for fuel cell membranes
· Catalyst coatings
· Sensors
· Various electrochemical applications
Features and Benefits:
See the table to learn more about the compositions, properties, and applications for Nafion polymer dispersions.
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 |
Why you can choose vet ?
1) we have sufficient stock guarantee.
2) professional packaging ensures product integrity. The product will be delivered to you safely.
3) more logistics channels enable products to be delivered to you.
FAQ
Q: Are you trading company or manufacturer?
A:We are an more than 10 vears factory with iso9001 certificacted
Q:How long is your delivery time?
A: Generally it is 3-5 days if the goods are in stock,or 10-15 days if the goods are not in stock, it is according to your quantity.
Q: How can Iget the sample to check your quality?
A: After price confirmation, you can require for samples to check our product's quality. If you just need a blank sample to check the design and quality,we will provide you sample for free as long as you afford the express freight.
Q:What is your terms of payment?
A: We accept payment by Western union,Pavpal,Alibaba,T/TL/Cetc..for bulk order,we do 30% deposit balance before shipment.
if you have another question,pls feel free to contact us as below