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Publication Date

1990

Document Type

Paper

Abstract

A six step lithographic process has been developed and characterized for Pyralin PI-2703D photosensitive polyimide from DuPont Electronics. The six basic steps are wafer preparation, coating, soft—bake, exposure, development , and cure . The problems encountered in obtaining a suitable immersion development process necessitated the fabrication of a spray development apparatus. The image quality resulting from these different development techniques was compared.

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Engineering Commons

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