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Zhong Tuo Materials Co. Ltd. supplies a variety of materials to R&D markets worldwide including: 

  • Reduced graphene oxide

  • Graphene silver nanowires composite film

  • Graphene oxide

  • Graphene nanoplatelets

  • Graphene film (on copper foil substrate)

Graphene oxide (SEM image)

  • purity > 98wt% 

  • layers: 1-2ASH< 1.5wt% 

  • thickness < 1nm  

  • lateral < 5 μm 

  • multi-layer

  • thickness < 15 nm

  • lateral > 3.5 um

  • carbon content: 95%

Graphene nanoplatelets (SEM image)

  • structure: multi-layer

  • thickness < 15 nm

  • lateral > 3.5 um

  • carbon content: 95%

Graphene Ag-nanowires composite film (SEM image)
  • light transmittance > 87%

  • sheet resistivity: 50-60 ohm/sq 

  • appearance: colorless, flexible film 

  • size: 50x50mm, 100x100mm, 120x120mm

Reduced graphene oxide (TEM image)
  • Thickness < 1nm

  • Lateral < 5μm

  • Single layer ratio > 80%

Graphene foil on Cu substrate
  • sizes: 2cm x 2cm, 5cm x 5cm, 10cm x 10cm, 10cm x 15cm

  •  thickness: 1nm (all films)

  • sheet resistance: 400Ω/□

In addition to the above, information on the following can be provided upon request:

  • Graphene thermal-dissipation sheet

  • Graphene masterbatch (granular)

  • Graphene electromagnetic shielding material (150mm x 150mm)

  • Multi-wall CNTs

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North Amiercan Nanotech, Inc.                                           Contact Us:

12701 Welcome Lane                                                               P. 612-819-5149

Burnsville, MN 55337                                                              E. northamericananotech@icloud.com

www.northamericananotech.com                                      Skype. dmmontag612