SPEEK comb-like side-chain membrane

218 MPa strength, 85% transparency

Molecular-level side-chain engineering optimizes hydrophilic/hydrophobic microphase separation for simultaneous enhancement of gas separation and barrier properties.

Zhang, Xiaojuan · Kexin, Yang · Guo, Jiaqian · Yan, Chang · Zou, Xiaotong · Fang, Changqing

Journal of Membrane Science 2025

Specifications

tensile stress

{'zh': '>218', 'en': '>218'} MPa

light transmittance T

{'zh': '', 'en': '> 85'} %

shielding S UVA

{'zh': '> 84', 'en': '> 84'} %

Advantages

CO2/O2 separation coefficient 5.51