about us

preenTec AG is a material science company located in Marly (FR) Switzerland.
We are specialized in the synthesis of spherical particles from a broad range of materials and a broad range of size.

preenTec’s focus is the design of particle related smart products for all industries. Our experience in microencapsulation and other immobilization techniques as well as in the production of micro- and nanoparticles, enables us to provide product solutions in order to meet any clients needs.

We offer product development, contract research, licensing of proprietary technologies and customer oriented manufacturing from the kilo to multi-ton scale.

LET US KNOW YOUR SPECIFIC NEEDS!

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  • Electron microscope picture of an acrylic bead
    Electron microscope picture of an acrylic bead
  • Ru-bipy in acrylic matrix / Nanobeads
    Ru-bipy in acrylic matrix / Nanobeads
  • photoluminescent beads / acrylic
    photoluminescent beads / acrylic
  • .. chemist at work !
    .. chemist at work !
  • Ru-bipy NP's / fluorescence microscopy
    Ru-bipy NP's / fluorescence microscopy
  • Ru-bypy octaeder built-up in bead
    Ru-bypy octaeder built-up in bead
  • photoluminescent beads / alginate
    photoluminescent beads / alginate
  • alginate beads with fluorophore particle
    alginate beads with fluorophore particle
  •  microparticles: acrylamide-co-acrylic acid
    microparticles: acrylamide-co-acrylic acid produced by dispersion polymerization (mean size 72 micrometers)
  • Titanium dioxid beads
    Titanium dioxid beads
  • alginat beads / dripping process
    alginat beads / dripping process
  • fluoro-beads in beads
    fluoro-beads in beads
  • Dextran beads / emulsion polymerization
    Dextran beads / emulsion polymerization
  • SAP beads / acrylic / dripping
    SAP beads / acrylic / dripping
  • perfect SAP beads !
    perfect SAP beads !
  • SAP beads / acrylic / dripping
    SAP beads / acrylic / dripping
  • one bug per bead !
    one bug per bead ! Encapsulated bacteria in alginate beads
  • alginate beads / laminar jet
    alginate beads / laminar jet