Graphene and Graphene Oxide

Graphene and graphene oxide materials are carbon-based nanoparticles derived from a graphitic composition with a hexagonal honeycomb lattice, enabling high electrical conductivity, thermal conductance, and specific surface area. Variants such as graphene oxide and reduced graphene oxide introduce oxygen-functionalized surfaces and structural defects that influence dispersion, interfacial bonding, and electrochemical behavior.

This category includes: 

• Graphene powders and graphene-based nanomaterials used in polymer composites and metal matrix composites requiring mechanical strength, thermal conductivity, and controlled particle sizes, bulk density, and tap density. 
• Graphene oxide produced via chemical exfoliation, featuring oxygen-functionalized surfaces such as COOH (carboxylate) groups for water dispersion, coatings, and water purification systems. 
• Reduced graphene oxide with improved electrical conductance and lower volume resistivity for electrically conductive coatings, graphene inks, and printable electronic circuits. 

Selection of graphene and graphene oxide materials requires evaluation of: 

• Electrical conductivity and electrical conductance, influenced by defect density and reduction level. 
• Surface chemistry and functional groups, critical for dispersion and compatibility with ionic liquid systems and composites. 
• Physical properties such as specific surface area, bulk density, tap density, and particle sizes affecting processing and performance. 
• Thermal properties including thermal conductivity and resistance to thermal shock in heat sink applications. 
• Morphology and appearance, along with graphitic composition, impacting barrier properties and coating performance. 

Graphene and graphene oxide are widely used in: 

• Energy storage systems such as lithium-ion batteries, graphene batteries, and super capacitors. 
• Composite applications including polymer composites, graphene-reinforced systems, and carbon fiber materials. 
• Specialty coatings and gas barrier layers for corrosion protection and surface engineering. 
• Electronics including graphene inks, printable electronic circuits, graphene transistors, and sensor applications. 

Through its portfolio of graphene and graphene oxide materials, MSE Supplies LLC supports research needs and industrial raw material sourcing, including bulk orders and larger quantities. For ordering information or material selection guidance, contact the MSE Supplies team.