What polyimide are you talking about? Usually Cr or Ti should be a good adhesion layer between Cu and polyimide. Pavan On Mon, Feb 16, 2009 at 12:14 PM, LINA AYAT.wrote: > Dear All, > > Does anyone have the experience of electroplating copper on polyimide? > What is the best seed layer for this process in terms of adhesion to > polyimide and > copper. > > thanks -- Pavan Samudrala 300 South Central Avenue, Apt A38 Hartsdale, NY 10530 email:pavan.samudrala@gmail.com