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PCT Engineered Electron Beam Technology for Converting Applications User Manual

Page 5

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ELECTRON

BEAM

PRIMARY

UNWIND

COATER

REWIND

SECONDARY

UNWIND

Figure 5. Adhesive Laminating

Adhesive Laminating

The advantages of EB adhesive laminating have been described in recent publications.
The most important advantage is instant bonding which allows immediate QC, slitting,
die cutting, and shipping. Instant bonding also enables in-line lamination with other
converting processes. EB laminating has been commercially successful in select
packaging applications including folding cartons (film-to-paperboard) and flexible
packaging (film-to-film and film-to-paper). Non-printing converting applications may
also benefit from EB laminating technology. Potential applications include 1) lamination
of metalized, holographic, and specialty films to paperboard or plastic card stock, and 2)
manufacturing of paper, film, and foil based pre-laminated packaging substrates. The
new generation of lower voltage EB equipment has adequate power to penetrate many
substrates for effective curing of underlying adhesive layers.