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coating-and-embossing

coating & embossing

pilot/speciality film coating

Epigem has a reel-to-reel film coating and embossing machine situated in a Class 100 Clean Room environment. Ideal for small to medium volume production or development work. Read more…

embossing

Epigem can provide small to medium volume production of UV embossed microstructures, either reel-to-reel on flexible film or onto rigid substrates such as glass . Read more...

 

film coating

Epigem has a reel-to-reel coating machine situated in a Class 100 Clean Room environment. Small to medium volume production of speciality coatings on flexible film is offered. Equipment is also available for day trials.

•  Web width 350mm (max coated width 330mm)

•  Coating thicknesses from sub-micron to 50 microns

•  Substrates can be polymeric, metal or paper

•  UV curing with nitrogen blanketing

•  Corona treatment of base film prior to coating available as option (to aid wetting)

•  Hot air drying up to 150ºC

•  A variety of coating techniques available including bead, meyer bar, gravure and slot application

•  Lab facilities for coating formulation preparation or modification.

 

UV embossing/imprinting

UV embossing is also sometimes referred to as UV Imprinting Lithography or UV Nanoimprinting Lithography.  Both sheet and reel-to-reel (roll- to-roll) processes are available.

Epigem has a reel-to-reel embossing machine situated in a Class 100 Clean Room environment. Small to medium volume production of UV embossed structures on flexible film is offered as a service. Equipment is also available for day trials.

  • Web width 305mm.
  • Feature heights from sub-micron to 50 microns (approx).
  • Substrates can be polymeric, metal or paper.
  • Substrate thickness from 6 to 350 micron.
  • Web speeds from 0.1 to 20 m/min.
  • UV curing with nitrogen blanketing.
  • Hot air drying up to 150ºC (using Class 100 clean air).
  • A variety of coating techniques available including bead, meyer bar, gravure and slot application.
  • Lab facilities for materials formulation preparation or modification available.
  • Range of formulated UV curable acrylate/methacrylate type resins available if required.
  • Additional lamination and coating of embossed microstructures available if required.

sheet UV embossing

This process is used when the embossed replicas need to be on rigid substrates or for the production of small volumes of embossed plastic films.

  • Maximum sheet size 300 x 300 mm.
  • Feature heights from sub-micron to 200 microns (approx).
  • Process fully compatible with reel-to-reel equipment.
  • Substrates such as glass, silicon, PMMA, PC and more.
  • Using customer supplied materials if required.
  • Materials development available.