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Updated: Jun 18, 2026

Morphology Control for Fully Printable Organic–Inorganic Bulk-heterojunction Solar Cells Based on a Ti-alkoxide and Semiconducting Polymer

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Published on: January 10, 2017

Developing a PFAS-Free Binder Compatible with Green Solvents for Organic Cathodes.

Jiang Tian Liu¹, Serena Zuyun Qiu¹, Aaron Zeng¹

¹Lash Miller Chemical Laboratories, Department of Chemistry, University of Toronto, 80 St. George Street, Toronto, Ontario M5S 3H6, Canada.

ACS Applied Materials & Interfaces

|June 17, 2026

Summary

This summary is machine-generated.

Researchers developed a novel, eco-friendly binder-solvent system (PDO-GS) for organic cathodes. This sustainable alternative to conventional materials enhances performance and reduces waste in battery technology.

Keywords:

PFAS replacement aqueous zinc-ion batteries binder polymer green solvents organic cathode

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Last Updated: Jun 18, 2026

Morphology Control for Fully Printable Organic–Inorganic Bulk-heterojunction Solar Cells Based on a Ti-alkoxide and Semiconducting Polymer

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Solid-state Graft Copolymer Electrolytes for Lithium Battery Applications

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Published on: August 12, 2013

Area of Science:

Materials Science
Electrochemistry
Sustainable Energy

Background:

Organic cathode materials offer sustainable energy solutions but face challenges with conventional binders like polyvinylidene fluoride (PVDF), a PFAS, and solvents like N-methyl-2-pyrrolidone (NMP).
PVDF's lack of ionic conductivity and NMP's health risks and high boiling point hinder efficient organic electrode fabrication and performance.
Persistent fluorocarbon waste from PVDF and energy-intensive NMP processing raise environmental concerns.

Purpose of the Study:

To develop a sustainable and high-performing binder-solvent system for organic cathode materials.
To replace the environmentally problematic polyvinylidene fluoride (PVDF) binder and N-methyl-2-pyrrolidone (NMP) solvent with greener alternatives.
To investigate the electrochemical performance and ion charge transfer mechanisms of the novel system.

Main Methods:

Synthesis of a novel polyether dopamine polymer binder (PDO) with an ion-conductive backbone and dopamine pendant groups.
Investigation of green solvents in combination with PDO for electrode fabrication.
Electrochemical testing of organic cathodes using the PDO-green solvent (GS) system in aqueous zinc-ion batteries.
Mechanistic studies to analyze ion charge transfer.

Main Results:

The novel PDO-GS system demonstrated superior electrochemical performance compared to the conventional PVDF-NMP system in aqueous zinc-ion batteries.
Mechanistic studies revealed enhanced ion charge transfer in electrodes prepared with the PDO-GS system.
The PDO binder can be synthesized on a gram scale with facile modification, indicating scalability.

Conclusions:

The developed PDO-GS system presents a sustainable and performance-enhancing alternative for organic cathode materials.
This green binder-solvent combination addresses the environmental and health drawbacks associated with traditional materials.
The findings highlight the potential of PDO-GS for advancing sustainable battery technologies.