Process for tenting PTH's with PID dry film

Details Process for tenting PTH's with PID dry film Process for tenting PTH's with PID dry film

1997-06-06

2000-02-22

Gibson, Sharon

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Making electrical device

430313, 4302801, G03C 1112, G03F 700

Patent

active

060278587

ABSTRACT:
A process of tenting plated through holes with a photoimageable dielectric is provided which includes a dielectric film comprising a photoimageable epoxy based resin layer and a peelable polyester layer. In accordance with the process of the present invention, the peelable polyester layer of the dielectric film is removed prior to baking, developing, patterning or curing the structure.

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