Most LPI suppliers now provide different catalyst that are more chemically resistant to immersion gold process. Contact your supplier for specific catalyst. -----Original Message----- From: Keith Baverstock <[log in to unmask]> To: [log in to unmask] <[log in to unmask]> Date: Thursday, June 25, 1998 5:05 AM Subject: [TN] Soldermask flaking in immersion gold process >Can anyone help... > >It is well known that LPI soldermask can be problematic when put through >immersion nickel/gold process. > >What 'fixes' are being used? > >################################################################ >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 web site (http://jefry.ipc.org/forum.htm) 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 web site (http://jefry.ipc.org/forum.htm) for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################