939722
Sulfonated polysulfone
proton conducting polymer, degree of sulfonation 70%
可持续性特点
别名:
Sulfonated aromatic polymer for fuel cells and PEMs, Sulfonated poly(arylene ether sulfone) ionomer
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关于此项目
description
degree of sulfonation: 60-90%
Quality Segment
form
powder
mol wt
≥50 kDa
sustainability
Sustainability features
color
white to beige
mp
>300 °C
application(s)
hydrogen and fuel cell
functional group
sulfonic acid
polymer architecture
shape: linear
InChI
1S/C12H8F2O8S3.C12H8F2O2S.C12H10O2.2Na/c13-9-3-1-7(5-11(9)24(17,18)19)23(15,16)8-2-4-10(14)12(6-8)25(20,21)22;13-9-1-5-11(6-2-9)17(15,16)12-7-3-10(14)4-8-12;13-11-5-1-9(2-6-11)10-3-7-12(14)8-4-10;;/h1-6H,(H,17,18,19)(H,20,21,22);1-8H;1-8,13-14H;;
InChI key
MSKVMJLWNYCWLA-UHFFFAOYSA-N
General description
Our polyaromatic sulfonic acid powder is a high-performance sulfonated aromatic polymer, featuring a degree of sulfonation of 70%. This proton conducting polymer is characterized by the presence of sulfonic acid groups attached to its aromatic backbone. The 70% degree of sulfonation imparts several unique properties to membranes made from it, including higher ionic conductivity and greater water uptake, without significantly compromising their mechanical properties such as breaking strength or tensile modulus. This balance of properties makes our polyaromatic sulfonic acid powder highly versatile and valuable in a wide range of applications that require both performance and durability.
Sulfonated polysulfone is a proton-conducting polymer used in fuel cells and energy storage devices. Its excellent chemical stability and conductivity support greener technologies by enabling efficient, durable, and environmentally friendly energy conversion and storage systems, reducing reliance on fossil fuels and lowering emissions. Click here for more information.
Application
One of the primary applications of sulfonated aromatic polymers is in proton exchange membranes (PEMs), a critical component in fuel cells. Their high proton conductivity facilitates efficient transport of protons across the membrane, enabling the electrochemical reactions within the fuel cell to convert chemical energy into electrical energy. Beyond fuel cells, these polymers are utilized in redox flow batteries, contributing to the performance and longevity of these energy storage systems due to their chemical stability and proton conductivity.
Moreover, sulfonated aromatic polymers are employed in water treatment membranes for processes like reverse osmosis, nanofiltration, and ultrafiltration. Their chemical resistance allows them to withstand harsh environments while maintaining high water permeability, effectively separating and purifying water. These polymers are also explored for their potential in gas separation membranes, where they can selectively separate gases for various industrial processes. Continued research and development in this area promise further advancements and innovations in fuel cells, energy storage, water treatment, and gas separation.
Moreover, sulfonated aromatic polymers are employed in water treatment membranes for processes like reverse osmosis, nanofiltration, and ultrafiltration. Their chemical resistance allows them to withstand harsh environments while maintaining high water permeability, effectively separating and purifying water. These polymers are also explored for their potential in gas separation membranes, where they can selectively separate gases for various industrial processes. Continued research and development in this area promise further advancements and innovations in fuel cells, energy storage, water treatment, and gas separation.
存储类别
11 - Combustible Solids
闪点 (F)
Not applicable
闪点 (°C)
Not applicable