Graphene in Conductive Inks
Graphene in Conductive Inks
Graphene is increasingly being utilized as a performance additive in conductive inks and coatings. This application is particularly relevant in industries such as electronics, automotive, aerospace, and energy, where the demand for high-performance, flexible, and lightweight materials is growing. In conductive coatings, graphene can manage and spread heat more effectively than conventional materials, contributing to the reliability and performance of electronic components due to the creation of highly conductive paths that are thinner and more flexible than traditional materials like silver or copper, without compromising performance.
Besides, Graphene’s mechanical properties such as high tensile strength, flexibility, and resistance to wear—make it an ideal additive for conductive coatings that need to endure mechanical stress, bending, and stretching.
Parameter | Specification |
Appearance | Black |
Base | Aqueous/Solvant |
Volume Solids (wt%) | 32.91 |
Viscosity | 30160 cP |
Surface Tension | 32.62 (mN/m) |
Substrate Compatibility | Polyimide, PET, Paper, Polyester, Polycarbonate |
Resistivity | 62Ω/sq, 25μm |
DLS + Zeta Potential | 7.1nm, +20.3 mV |
Application Method | Screen printing, Roll-to-Roll, & Inkjet printing |
Graphene-enhanced coatings exhibit improved resistance to oxidation, corrosion, and environmental degradation when compared to traditionally used metal-based inks such as silver and copper. This stability is particularly beneficial in harsh industrial environments or outdoor applications, where materials are exposed to varying temperatures, moisture, and chemicals. Graphene’s protective qualities extend the life of the coating and the underlying substrate, reducing maintenance costs and downtime.
The integration of graphene in conductive inks and coatings also plays a significant role in decarbonization efforts, supporting the transition towards more sustainable and environmentally friendly technologies. Traditional conductive inks often rely on expensive and resource-intensive materials like silver or copper.
Graphene, being composed of carbon, offers a sustainable alternative that can reduce reliance on these metals. By replacing or supplementing these materials with graphene, manufacturers can lower the environmental impact associated with mining, refining, and processing precious metals. The durability and resistance to environmental factors provided by graphene mean that conductive coatings last longer and require less frequent replacement.
This longevity contributes to reduced waste and resource consumption over the product’s lifecycle, aligning with the principles of circular economy and sustainable development. Graphene’s application in conductive inks and coatings is critical in advancing renewable energy technologies, such as photovoltaic cells, supercapacitors, and batteries. By improving the efficiency and durability of these technologies, graphene supports the broader adoption of renewable energy sources, which is essential for reducing global carbon emissions.
