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November 1998

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Subject:
From:
Ken Bridges <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Sun, 15 Nov 1998 07:48:56 -0800
Content-Type:
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Just about any dry film will hold up to gold plating if the bath and tank are
optimized.   I have seen the cheapest dry films performing well in very
efficient baths (some accounts have even introduced air agitation to
scrub the hydrogen gassing from the surface.  I thought this was a
no-no, but the account insists they are getting good plating.  One account
was in China and one in Europe.)
The performance of the resist is directly proportional to the amount of
effort and costs that you put into your gold plating environment.  In
marginally efficient bath environments, select a plating resist with high
adhesion and alkaline resistant characteristics.

Ken Bridges
Primary Imaging Product Manager
Morton Electronic Materials

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