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

You might also read

Related Articles

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

Sort by
Same author

A New Spin on Photocatalysis: Vortex Fluidic-Driven Photooxidations Enabled by Solution-Processable Microporous Polymers.

Chemistry (Weinheim an der Bergstrasse, Germany)·2026
Same author

Microporous Polyamine (PIM-EA-TB) Modified with Hydrated NiMoO<sub>4</sub> Enhances the Photocatalytic Reduction of Nitrogen to Ammonia.

ACS applied engineering materials·2026
Same author

Ultrathin polymer membranes with locked intrinsic microporosity for hydrocarbon fractionation.

Science (New York, N.Y.)·2026
Same author

Interaction of Polymer of Intrinsic Microporosity PIM‑1 with Explosive Analytes at the Molecular Level: Combined Experiment and Computational Modeling.

The journal of physical chemistry. C, Nanomaterials and interfaces·2026
Same author

Single-Step Synthesis of Dithieno[3,2-b:2',3'-e]Pyridines and Their Acid-Dependent Optical and Photosensitising Properties.

Chemistry (Weinheim an der Bergstrasse, Germany)·2026
Same author

Chemiluminescence Detection of Hydrogen Peroxide with a Polymer of an Intrinsic Microporosity Solid State Emitter.

ACS applied polymer materials·2026

Related Experiment Video

Updated: Apr 24, 2026

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

9.7K

High-performance membranes from polyimides with intrinsic microporosity.

Bader S Ghanem1, Neil B McKeown, Peter M Budd

  • 1School of Chemistry Cardiff University Cardiff CF10 AT (UK).

Advanced Materials (Deerfield Beach, Fla.)
|September 13, 2014
PubMed
Summary

New polyimides with rigid backbones and spiro-centers create highly permeable gas membranes. A novel polymer containing a dimethyl binaphthyl unit demonstrates exceptional performance for advanced membrane applications.

Keywords:
membranesmicroporous materialspolyimidespolymers

More Related Videos

Synthesis of Hydrogels with Antifouling Properties As Membranes for Water Purification
07:32

Synthesis of Hydrogels with Antifouling Properties As Membranes for Water Purification

Published on: April 7, 2017

9.0K
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

8.9K

Related Experiment Videos

Last Updated: Apr 24, 2026

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

9.7K
Synthesis of Hydrogels with Antifouling Properties As Membranes for Water Purification
07:32

Synthesis of Hydrogels with Antifouling Properties As Membranes for Water Purification

Published on: April 7, 2017

9.0K
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

8.9K

Area of Science:

  • Polymer Science
  • Materials Science
  • Chemical Engineering

Background:

  • Development of advanced membranes for gas separation is crucial.
  • High-performance polymers are needed to meet demanding industrial applications.
  • Polyimides are a promising class of materials for membrane technology.

Purpose of the Study:

  • To synthesize and characterize novel high-free-volume polyimides.
  • To investigate the structure-property relationships of these new polymers.
  • To evaluate their performance in gas separation applications.

Main Methods:

  • Synthesis of polyimides incorporating a spiro-center and a rigid backbone.
  • Incorporation of a dimethyl binaphthyl unit into the polymer structure.
  • Characterization of polymer properties, including free volume and gas permeability.

Main Results:

  • Successful synthesis of a new class of high-free-volume polyimides.
  • Demonstration of high gas permeability in membranes derived from these polymers.
  • Exceptional performance achieved with a polyimide containing a dimethyl binaphthyl unit.

Conclusions:

  • Polyimides with rigid, spiro-containing backbones are effective for creating high-permeability gas membranes.
  • The incorporation of specific structural units, like dimethyl binaphthyl, can significantly enhance membrane performance.
  • This work opens avenues for developing next-generation materials for efficient gas separation.