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Riston® Dry Film Photoresist

Printed Circuit Board
DuPont™ Riston® dry film photoresist revolutionized the way printed circuit boards were fabricated when it was invented by DuPont 40 years ago. Fabricators challenged to produce denser and more complex boards choose DuPont, for improved product and process solutions that keep them both competitive and profitable. Explore our Riston® line of high performance dry film photoresists for your next PWB application.

Riston® EtchMaster

A series of photoresists giving high productivity/high resolution in acid print-and-etch and chemical milling.

 

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Riston® GoldMaster

Thick plating resist (75 and 100 micron) for selective or pattern Ni/Au plating.

 

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Riston® MultiMaster

A series of general purpose photoresists with alkaline etch and gold plating capabilities.

 

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Riston® PlateMaster

A Cu/Sn, Cu/SnPb plating film providing plated line uniformity, fine line resolution, and wide surface tolerance on direct metal, panel plate and electroless surfaces.

 

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Riston® TentMaster

A film giving good conformation and reliable performance in tent-and-etch as well as acid print-and-etch.

 

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Riston® Laser Series

A specialty product for laser direct imaging possessing ultra-high photospeed.

 

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Riston® Special FX

A series of photoresists providing unique performance capabilities.

 

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YieldMaster® 2000 Wet Lamination System

The YieldMaster™ 2000 Wet Lamination System for cut-sheet and hot-roll laminators. This system provides enhanced yields without loss of productivity.

 

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Developer Technology

DuPont has developed a patented process for removing "developer sludge" using no harsh chemicals, making it safer for employees, and easier on equipment.

 

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