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Novel laser process for removing polymeric film by solid-state lasers

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4 Author(s)
Wakabayashi, N. ; Sumitomo Heavy Ind. Ltd., Tokyo, Japan ; Ide, T. ; Aoki, Y. ; Hayashi, K.

In this paper, we demonstrate removal of a polymeric layer from a multilayered print board by an IR laser at a wavelength of 1047 nm, at which the polymeric layer is transparent. The polymeric layer was removed completely with a single IR shot.

Published in:

Lasers and Electro-Optics, 2001. CLEO/Pacific Rim 2001. The 4th Pacific Rim Conference on  (Volume:2 )

Date of Conference:

15-19 July 2001