Published November 3, 2026 | Version v1

Dataset from "Functional Chitosan/Poly(vinyl alcohol) Biomembranes Cross-linked with Citric Acid-for Efficient CO2/CH4 Separation"

Description

This work, systematically developed CS/PVA membranes cross-linked with varying 
amounts of CA and subjected to different thermal cross-linking times. The objective was to 
elucidate the relationships between composition, cross-linking degree, and the resulting 
structural, thermal, surface, and mass transfer properties relevant to CO2/CH4 gas separation. By 
correlating functional group evolution, thermal behaviour, hydrophilicity, water absorption, and 
diffusion together with gas permeability, this study aimed to identify optimal formulations that 
combine stability, controlled water interaction, and functional group availability for the 
application of these bio-based membranes in CO2 capture from industrial emissions.

Files

Dataset CSPVA.zip

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Additional details

Funding

Ministerio de Ciencia, Innovación y Universidades
MethBrane TED2021-131276A-I00
Ministerio de Ciencia, Innovación y Universidades
CarbonBrane PID2021-122495OA-I00
Ministerio de Ciencia, Innovación y Universidades
Gorka Marco Velasco FPU Grant FPU23/02636