Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Potentiometry: Membrane Electrodes01:15

Potentiometry: Membrane Electrodes

1.1K
Membrane electrodes, also known as p-ion electrodes, use membranes that selectively interact with free analyte ions, generating a potential difference across the membrane. The resulting membrane potential, known as the asymmetry potential, is not zero even when analyte concentrations on both sides of the membrane are equal. The membrane's response is typically not selective to a single analyte but proportional to the concentration of all ions in the sample solution capable of interacting at...
1.1K
Ion Exchange01:17

Ion Exchange

779
Ion exchange chromatography separates charged molecules from a solution by reversibly exchanging them with mobile, or 'active', ions associated with the oppositely charged stationary phase. This method can be used to separate ions, soften and deionize water, and purify solutions. The polymers comprising the ion-exchange column are high-molecular-weight and chemically stable polymers, crosslinked to be porous and essentially insoluble. They are also functionalized with either acidic or...
779

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Achieving Low Dielectric Loss and High Humidity Stability Polyimide Through the Synergistic Effect of Copolymer Monomer Optimization and Aggregation State Regulation.

Polymers·2026
Same author

A Dipole-Confined Charge Transport Paradigm for Ultrahigh-Temperature Dielectric Polymers.

Advanced materials (Deerfield Beach, Fla.)·2026
Same author

Proteomic profiling of human corneal stroma reveals molecular signatures associated with myopia progression.

Experimental eye research·2026
Same author

Targeted DNA triplex-forming oligonucleotide liposome for pulmonary fibrosis gene therapy.

Cell reports. Medicine·2026
Same author

Multimodal Machine Learning Integrating Clinical and Proteomic Data for Early Prediction of Hypertensive Complications: A UKB Longitudinal Study.

Journal of the American Heart Association·2026
Same author

High Free-Volume Imidazole-Based Ionomers for High-Temperature Proton Exchange Membrane Fuel Cells.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026

Related Experiment Video

Updated: Nov 7, 2025

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes
07:45

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes

Published on: August 16, 2018

10.2K

"All Polyimide" Mixed Matrix Membranes for High Performance Gas Separation.

Maijun Li1, Zhibo Zheng1, Zhiguang Zhang2

  • 1PCFM Lab, GD HPPC Lab, Guangdong Engineering Technology Research Centre for High-performance Organic and Polymer Photoelectric Functional Films, State Key Laboratory of Optoelectronic Materials and Technologies, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, China.

Polymers
|April 30, 2021
PubMed
Summary

This study introduces advanced all-polyimide mixed matrix membranes (MMMs) for gas separation. These membranes exhibit significantly enhanced CO2 permeability and anti-plasticization properties due to improved interfacial compatibility.

Keywords:
compatibilitymicroporous polyimide particlemixed-matrix membranespermeabilitypolyimide matrix

More Related Videos

Merging Ion Concentration Polarization between Juxtaposed Ion Exchange Membranes to Block the Propagation of the Polarization Zone
08:06

Merging Ion Concentration Polarization between Juxtaposed Ion Exchange Membranes to Block the Propagation of the Polarization Zone

Published on: February 23, 2017

8.7K
Layer-by-layer Synthesis and Transfer of Freestanding Conjugated Microporous Polymer Nanomembranes
09:09

Layer-by-layer Synthesis and Transfer of Freestanding Conjugated Microporous Polymer Nanomembranes

Published on: December 15, 2015

9.6K

Related Experiment Videos

Last Updated: Nov 7, 2025

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes
07:45

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes

Published on: August 16, 2018

10.2K
Merging Ion Concentration Polarization between Juxtaposed Ion Exchange Membranes to Block the Propagation of the Polarization Zone
08:06

Merging Ion Concentration Polarization between Juxtaposed Ion Exchange Membranes to Block the Propagation of the Polarization Zone

Published on: February 23, 2017

8.7K
Layer-by-layer Synthesis and Transfer of Freestanding Conjugated Microporous Polymer Nanomembranes
09:09

Layer-by-layer Synthesis and Transfer of Freestanding Conjugated Microporous Polymer Nanomembranes

Published on: December 15, 2015

9.6K

Area of Science:

  • Materials Science
  • Chemical Engineering
  • Polymer Science

Background:

  • Mixed matrix membranes (MMMs) are crucial for gas separation.
  • Improving interfacial compatibility in MMMs is a key challenge.
  • Intrinsic microporous polyimide (6FDA-Durene) membranes offer potential but require enhancement.

Purpose of the Study:

  • To design and synthesize microporous polyimide particles (AP) for enhanced MMMs.
  • To improve the interfacial compatibility between fillers and matrix in MMMs.
  • To enhance gas separation performance, particularly CO2 permeability and selectivity.

Main Methods:

  • Designed and synthesized novel microporous polyimide particles (AP).
  • Incorporated AP into an intrinsic microporous polyimide matrix (6FDA-Durene) to form all-polyimide MMMs.
  • Characterized MMMs for interfacial compatibility, porosity, free volume, and gas transport properties.

Main Results:

  • Achieved excellent interfacial compatibility between 6FDA-Durene and AP, even at high filler loading (10 wt.%).
  • Demonstrated a 2.58-fold increase in CO2 permeability with only 5 wt.% AP loading, without sacrificing CO2/CH4 selectivity.
  • Observed enhanced diffusion coefficients and excellent anti-plasticization ability for CO2.

Conclusions:

  • The developed all-polyimide MMMs offer superior gas separation performance.
  • The excellent interfacial compatibility is key to effective filler utilization and enhanced transport properties.
  • These MMMs show promise for high-performance gas separation applications with improved stability.