Francis, How long of a dwell time and at what temperature is the gold plating solution operating at? The solutionitself is fairly aggressive on dry film.Some companies manufacture a film just for this application. Good luck, -----Original Message----- From: Francis Lai <[log in to unmask]> To: [log in to unmask] <[log in to unmask]> Date: Friday, November 06, 1998 4:40 PM Subject: [TN] Problem in Gold Plating >I work in gold plating. We are using electrolytic gold plating. > >It is pattern plating. However the gold leaks underneath the dry film. > >As a result the pattern is fatter after the dry film is removed. > >We develop the pattern dry film and thenn hardenn the dry film by > >exposing under UV light again. But still it leaks underneath the dry > >film. Could any one help ? > >WE also want to set up a pulse plating bath ourselves. Could any > >one give us some information onn how to start ? > >Thanks in advance!!!!!!!! > >my e-mail : [log in to unmask] ( Please do not send graphics, this > is text base) > >Thanks again > >Francis > >################################################################ >TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c >################################################################ >To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: >To subscribe: SUBSCRIBE TechNet <your full name> >To unsubscribe: SIGNOFF TechNet >################################################################ >Please visit IPC's web site (http://www.ipc.org) "On-Line Services" section for additional information. >For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 >################################################################ > > ################################################################ TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c ################################################################ To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TechNet <your full name> To unsubscribe: SIGNOFF TechNet ################################################################ Please visit IPC's web site (http://www.ipc.org) "On-Line Services" section for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################