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Advanced Semiconductor Packaging & Circuit Materials

Semiconductor Packaging & Circuit Materials

Printed Circuit Boards

A broad range of DuPont materials and process technologies are widely used in the manufacture of leading edge printed circuit boards (PCBs).

Our printed circuit board offerings include:

Imaging Materials


DuPont™ Riston® dry film photoresist

The original dry film photoresist invented by DuPont is the industry standard for high yield, productivity, and ease of use. New DuPont™ Riston® products are continuously being introduced to meet industry demands for finer features, higher quality and lower cost in all types of plating and etching applications.
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Phototool Systems

The DuPont Phototooling System offers unsurpassed line edge quality, precise control, reliable performance and simple processing. Idealine™ silver and DuPont™ ImageMaster™ diazo phototooling films exhibit superior vacuum drawdown and have excellent dimensional stability.
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Idealine™ is a trademark or registered trademark of Agfa-Gevaert Group.

DuPont™ Vacrel® dry film soldermask

Remains the printed circuit industry leader for high reliability in applications demanding superior physical and electrical properties.
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Laminate Materials


DuPont™ Pyralux® flexible circuit materials

DuPont™ Pyralux® materials enable the design and manufacture of increasingly complex circuits for greater functional capacity and miniaturization.
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DuPont™ Interra™ HK Laminates

Part of a growing embedded passive materials portfolio, DuPont™ Interra™ HK planar capacitor polyimide laminates are used as power ground planes in printed circuit boards for high-end computers.
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DuPont™ Teflon® PTFE aqueous dispersions

PTFE based laminates have excellent electrical properties. Their exceptionally low dielectric constant and low loss tangent, which remain constant well into the GHz frequency range, makes them ideal for microwave and high speed applications.
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DuPont™ Teflon® PFA and FEP fluoropolymer films and Tefzel® ETFE fluoropolymer films

These films are chemically inert and offer excellent dielectric properties over a wide range of temperatures and frequencies and are effective at continuous operating temperatures up to 205°C.
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Screen Printed Inks


CB Series screen printable inks

DuPont is expanding its family of CB Series screen printable inks used for additive, low temperature processing on both rigid and flex boards. CB Series product benefits include reduced processing steps, the ease of additive processing, and the potential to increase PCB yields.
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