FLAGSHIP PRODUCT

Graphene Ink

A high-performance, next-generation graphene-based conductive ink engineered for printed and flexible electronics. Exhibits high electrical conductivity, excellent film uniformity, strong substrate adhesion, and room-temperature processing.

Graphene Ink by Sumaitra Innovations

Key Features

  • High electrical conductivity
  • Strong adhesion to paper, PET, glass, textiles, and flexible substrates
  • Excellent film smoothness and uniformity
  • Low-temp / room-temperature sintering
  • Environmentally friendly water-based formulation
  • Highly stable dispersion with minimal sedimentation

Technical Parameters

Sintering Temp Room Temperature
Sintering Time 10–15 minutes
Color Black
Printing Methods Screen, Inkjet, Spray, Doctor blading
Ideal For: Flexible electronics, Wearables, RFID, Smart Packaging, Transparent/stretchable circuits.

Nanomaterials & Nanoparticles

Laboratory-grade powders and nanoparticles for research and industrial deployment.

Sumaitra Innovations nanomaterials: Graphene, Aluminum oxide, Copper oxide, and Zinc oxide

Graphene

High-purity few-layer graphene optimized for electronics, energy storage, and functional composites.

Layers 1–5 layers
Thickness 5–15 nm
Appearance Black
Advantages: Ultra-high electrical/thermal conductivity, exceptional mechanical strength, high surface area.
Applications: Li-ion batteries, EMI shielding, polymer reinforcement, sensors.

Aluminum Oxide

Exhibits high thermal stability, dielectric strength, and superior wear resistance for coatings & ceramics.

Formula Al2O3
Size 20–50 nm
Appearance White powder
Advantages: Superior thermal/mechanical strength, high purity phase stability, strong wear resistance.
Applications: Protective coatings, catalyst supports, composite reinforcement, dielectrics.

Copper Oxide

p-type semiconductor materials known for their catalytic, antimicrobial, and electrochemical properties.

Formula CuO
Size 20–60 nm
Appearance Brown powder
Advantages: Strong antimicrobial activity, high surface area for catalysts, good thermal stability.
Applications: Gas sensors, catalysts, battery electrodes, anti-fouling coatings.

Zinc Oxide

Wide band-gap semiconductor materials for antimicrobial coatings, UV shielding, sensors, and photocatalysis.

Formula ZnO
Appearance White Powder
Properties Photocatalytic
Advantages: Strong antibacterial/antifungal activity, excellent UV absorption, high photocatalytic efficiency.
Applications: UV sunscreens, gas sensors, antimicrobial paints, water purification.
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