Grant, we found that putting our no-clean assemblies through a saponified water wash/DI rinse (inline cleaner) was good for cleanliness (ROSE) and adhesion of acrylic conformal coating. The coating did not adhere when tested with no cleaning step. Ralph Vaughan > ---------- > From: Grant Emandien[SMTP:[log in to unmask]] > Reply To: TechNet E-Mail Forum.;Grant Emandien > Sent: Monday, February 28, 2000 3:11 AM > To: [log in to unmask] > Subject: [TN] Cleaning of 'No clean' fluxes > > hi all, > > Has anyone had any sort of success in the cleaning of 'no clean' fluxes on > assemblies which are then to be conformally coated. I ask this as our > processes (or at least their output) is at variance with new customer > requirements, and hence may need to adjust or possibly introduce new ones. > No Clean fluxes are used on the bulk of our products and now venturing in > contract manufacturing, new requirements of coming more and more to the > fore. > > Thanks > Grant > > ############################################################## > TechNet Mail List 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://www.ipc.org/html/forum.htm) for > additional > information. > If you need assistance - contact Keach Sasamori at [log in to unmask] or > 847-509-9700 ext.5315 > ############################################################## > ############################################################## TechNet Mail List 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://www.ipc.org/html/forum.htm) for additional information. If you need assistance - contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ##############################################################