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Lagoa Santa, Minas Gerais, Brasil.

A Brazilian Company working within the Fine Chemistry’s Sector, at the nanotechnology area.
 With focus on the industrial metal oxide nanostructures production, Nanum is the Latin America’s pioneer on the large-scale production and commercialization of nanometric ceramic powders and on the domain of several dispersion technics.

Nanum has in its directors, PhD, Engineers, Physicists and Chemists, who seek the constant development and improvement of our products and new development, meeting the Society’s demand for New innovations and discoveries for the concious and profitable use of nanotechnology. The solutions developed by NANUM are present in Latin America, North America, Africa, and Asian countries. We greatly appreciate you visiting our website. Always count on our solutions for Nanotechnology!

our products

Today NANUM is known worldwide for the production of Magnetic Dispersions and water-based MICR Inks, made from ceramic, inert and non-toxic nanoparticles, with state-of-the-art and innovative technology in the security printing market.
MICR inks for inkjet printers are widely applied in bank checks, currency, documents as passports, visas, id cards and other security documents. Our products have outstanding performance in application and have unique properties:
  • High product stability, obtained from the innovative functionalization process;
  • Homogeneous size distribution of nanoparticles;
  • Excellent magnetic property when exposed to a magnetic field.
We have five product lines focusing on the security printing market, for various applications:
  • Magnetic Dispersion
  • MICR Inkjet Ink (bulk)
  • MICR Inkjet Ink Cartridges
  • Cleaning Flush
  • Invisible Ink
Products in development
NANUM has developed a new line of inks, known as Invisible Inks. They are made from pigments that under normal lighting conditions are invisible, however under the incidence of UV light reveal the hidden printing on paper and highlight bright colors.
NANUM has advanced in the research of new nanoparticles of metal oxides, such as nano catalysts, nano composites and new dispersions, capable of optimizing processes and improving the performance of different products.
NANUM is developing innovative lines of products for many applications, focused on offering solutions to different demands in the market. We are open to develop new products that are in synergy with our business model. Please contact us and inform your needs.
Check out our news about the company’s performance and our products!
Nanum donates plant seedlings to the Forest Garden from Lagoa Santa

On October 06th of 2023, Nanum Nanotecnologia donated a great amount of tree seedlings to the Forest Garden from Lagoa Santa city, located at Minas Gerais, Brazil. […]


MICR Ink (Magnetic Ink Character Recognition) is used in the Security Printing Market mainly for check printing to avoid counterfeiting. Checks are usually printed in offset or in other […]


Nanum’s Aqueous Invisible Inks are used in the security printing market to ensure reliability, preventing counterfeiting. They may be applied into Financial and Legal Documents, Stamps, Tickets, Packaging, […]

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