http://en.wikipedia.org/wiki/Polyoxymethylene also named Delrin or POM. You can get a extremly ion free from Hoechst, at least when we bought from them 10 years ago. Inge On 3 March 2011 11:33, Douglas Pauls <[log in to unmask]> wrote: > Steve, > You might take a look at Henkel's MacroMelt material. Made for > electronics. > > Doug Pauls > > > > Steven Creswick <[log in to unmask]> > Sent by: TechNet <[log in to unmask]> > 03/03/2011 01:13 PM > Please respond to > TechNet E-Mail Forum <[log in to unmask]>; Please respond to > Steven Creswick <[log in to unmask]> > > > To > [log in to unmask] > cc > > Subject > [TN] Semiconductor Molding Compounds > > > > > > > Dear Techsters, > > I have a question that I could use some input on. I realize that it may > be > a bit off the wall for this forum but there are a lot of different folks > out > there. > > Traditional IC molding compounds are thermoset in nature. Companies like > Sumitomo, Nitto Denko, and Hysol-Henkel are major players. > > What about for an application where the requirements are not as extreme, > no > soldering, and mechanical device protection is more important? There are > glass fiber filled thermoplastics that will withstand the potential use > environment, but are there any which are ionically clean enough and filled > in such a manner [silica vs glass fiber, etc] that they can be used with > thermoplastic injection equipment to overmold a chip and wire combo? > > Names and numbers would be helpful > > Inquiring minds sometimes ask silly questions > > > Steve Creswick > http://www.linkedin.com/in/stevencreswick > > > > > > ______________________________________________________________________ > This email has been scanned by the MessageLabs Email Security System. > For more information please contact helpdesk at x2960 or [log in to unmask] > ______________________________________________________________________ > > --------------------------------------------------- > Technet Mail List provided as a service by IPC using LISTSERV 15.0 > To unsubscribe, send a message to [log in to unmask] with following text in > the BODY (NOT the subject field): SIGNOFF Technet > To temporarily halt or (re-start) delivery of Technet send e-mail to > [log in to unmask]: SET Technet NOMAIL or (MAIL) > To receive ONE mailing per day of all the posts: send e-mail to > [log in to unmask]: SET Technet Digest > Search the archives of previous posts at: http://listserv.ipc.org/archives > Please visit IPC web site > http://www.ipc.org/ContentPage.aspx?Pageid=E-mail-Forums for additional > information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 > ext.2815 > ----------------------------------------------------- > > > > ______________________________________________________________________ > This email has been scanned by the MessageLabs Email Security System. > For more information please contact helpdesk at x2960 or [log in to unmask] > ______________________________________________________________________ > > --------------------------------------------------- > Technet Mail List provided as a service by IPC using LISTSERV 15.0 > To unsubscribe, send a message to [log in to unmask] with following text in > the BODY (NOT the subject field): SIGNOFF Technet > To temporarily halt or (re-start) delivery of Technet send e-mail to > [log in to unmask]: SET Technet NOMAIL or (MAIL) > To receive ONE mailing per day of all the posts: send e-mail to > [log in to unmask]: SET Technet Digest > Search the archives of previous posts at: http://listserv.ipc.org/archives > Please visit IPC web site > http://www.ipc.org/ContentPage.aspx?Pageid=E-mail-Forums for additional > information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 > ext.2815 > ----------------------------------------------------- > ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________ --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 15.0 To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/ContentPage.aspx?Pageid=E-mail-Forums for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815 -----------------------------------------------------