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Related Experiment Video

Updated: Jun 8, 2026

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding
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Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding

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Functionalized graphene and graphene oxide solution via polyacrylate coating.

Arindam Saha1, S K Basiruddin, S C Ray

  • 1Centre for Advanced Materials, Indian Association for the Cultivation of Science, Kolkata, 700032, India. camnrj@iacs.res.in.

Nanoscale
|October 12, 2010
PubMed
Summary

We developed a polyacrylate coating method to create stable, water-soluble graphene. This technique allows for easy functionalization, enabling diverse applications for graphene materials.

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Area of Science:

  • Materials Science
  • Nanotechnology
  • Chemical Engineering

Background:

  • Water-soluble graphene is crucial for many applications, but achieving it is challenging.
  • Graphene and reduced graphene oxide are typically insoluble and prone to precipitation.
  • Existing methods for water-soluble graphene often involve complex or unstable modifications.

Purpose of the Study:

  • To develop a robust method for producing water-soluble graphene.
  • To enhance the colloidal stability of graphene and graphene oxide.
  • To create a versatile platform for graphene functionalization.

Main Methods:

  • Coating graphene oxide with a polyacrylate layer.
  • Chemically reducing the coated graphene oxide to graphene.

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  • Characterizing the coated graphene using XPS, FTIR, XRD, and micro-Raman spectroscopy.
  • Functionalizing the coated graphene with glucose via primary amine groups.

    • Main Results:

    • Polyacrylate coating significantly improves the colloidal stability of both graphene and graphene oxide.
    • The coated graphene remains stable in water, preventing precipitation.
    • Successful synthesis of glucose-functionalized water-soluble graphene was achieved.
    • The polyacrylate coating provides a versatile platform for further graphene derivatization.

    Conclusions:

    • Polyacrylate coating is an effective strategy for producing stable, water-soluble graphene.
    • This method overcomes the insolubility and precipitation issues of reduced graphene oxide.
    • The developed technique opens avenues for creating a wide range of functionalized graphene materials for various applications.