Oh yes. It would most likely strip it, since SU-8 developer is the same solvent as the casting solvent for S1813 (PGMEA - propylene glycol monomethyl ether acetate, or 1-methoxy-2-propanol acetate) Best Regards, Chad Brubaker EV Group invent * innovate * implement Technology - Tel: 480.727.9635, Fax: 480.727.9700 e-mail: c.brubaker@EVGroup.com, www.EVGroup.com -----Original Message----- From: mems-talk-bounces@memsnet.org [mailto:mems-talk-bounces@memsnet.org] On Behalf Of Homan, Tony J Sent: Thursday, January 04, 2007 2:40 PM To: mems-talk@memsnet.org Subject: [mems-talk] SU-8 and S1813 Hi all- Does anyone know if the SU-8 developer would damage a layer of S1813 deposited under SU-8?