Graham, I have been reporting problems for 8 years!! No seems to listen!! David A. Douthit Manager LoCan LLC Graham Naisbitt wrote: > > Hello technet, > > > > I'm looking for user experiences, pro and con, with strip-able conformal > > coatings. I assume that means we'd be talking about an acrylic (type AR) > > coating. I need a requirement for a removable conformal coat for one of > > our products. We would spray apply this coating. > > > > We presently use an urethane coating that has excellent chemical and > > environmental resistance but unfortunately can't be readily stripped. > > > > Thanks. > > > > -- Gregg Klawson > > General Dynamics C4 Systems > > > Gregg, > > Following on from some of the responses, I would recommend the use of > certain poly-glycols as stripping agents. > > Most coating manufacturers have proprietary stripping chemistries, and you > would be well advised to use these according to the manufacturers > recommendations, rather than to mess around with ad hoc mixtures of your own > creation...unless you know what you are doing! > > I am puzzled about David Douthit's remarks, because we have military and > automotive customers who have used our acrylics for the past 30 years with > no reported problems. > > Note that there are now water based acrylics that feature the same > characteristics as the solvent based parents, so you might like to > investigate these? > > -- > Regards, Graham Naisbitt > [log in to unmask] > Mobile: +44 (0)79 6858 2121 > > Concoat Limited - Engineering Electronics Reliability > > Web: www.concoat.co.uk AND www.concoatsystems.com > > NOTE: NEW ADDRESS :NOTE > > Sales: > > Millfield House, Fleet Road > Fleet, Hampshire GU51 3QF UK > Phone: +44 (0)1252 813706 > Fax: +44 (0)1252 813709 > > Manufacturing and Head Office: > > Alasan House, Albany Park > Camberley, Surrey GU16 7PH UK > Phone: +44 (0)1276 691100 > Fax: +44 (0)1276 691227 > > --------------------------------------------------------------------------------- > Technet Mail List provided as a free service by IPC using LISTSERV 1.8e > 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/html/forum.htm for additional > information, or 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 1.8e 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/html/forum.htm for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ---------------------------------------------------------------------------------