> -----Original Message----- > From: Debbie Kenney > Posted At: Monday, August 03, 1998 8:39 AM > Posted To: IPC FORUM > Conversation: Silicon contamination > Subject: Silicon contamination > > We are a manufacturer of flex circuits supplying to a customer base > that is extremely Silicon sensitive. Initial testing shows that we are > picking up the silicon in our lamination cycle, DOE's are continuing. > My questions to the industry are: > > 1. What chemicals are available that will remove silicon from finished > product? > 2. Will these chemicals also remove the Entek OSP coating? > 3. Ideas on clean room modifications to eliminate silicon > contamination ? > 4. Does anyone have recommendations on a good procedure for in house > testing of the silicon levels? Currently we contract with a lab which > takes 3-4 days. > > Thanks in advance, > Debbie Kenney > Multi-Fineline Electronix, Inc. > Disk Drive Division > (714) 996-1248 ex 215 > [log in to unmask] ################################################################ 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 ################################################################