Yahoo Groups archive

Homebrew PCBs

Index last updated: 2026-04-03 01:13 UTC

Message

Re: black photoresist masters - darkening

2005-07-25 by hjf2k2

--- In Homebrew_PCBs@yahoogroups.com, "derekhawkins"
<derekhawkins@y...> wrote:
> > It's a spray, cheap, about $7 for the local brand 
> 
> Was this "Laser Buddy" by any chance? While it darkens the print, I 
> find it "fogs" up the transparency somewhat. A respirator with organic 
> vapor cartridges is definitely recommended when spraying that stuff. 
> Got better results exposing the transparency to xylol vapor. 
No, it was a Spanish brand, "abezeta". I wouldn't mind about the
fogging, as long as it lets the light through.

Attachments