Xinyu, Any vacuum vapor prime with a good silane such as HMDS will make a surface hydrophobic. Contact me and I will walk you through any problems. Bill Moffat. -----Original Message----- From: Xinyu Li [mailto:x.li@bioprocessors.com] Sent: Monday, December 09, 2002 8:38 AM To: mems-talk@memsnet.org Subject: [mems-talk] How to make PDMS more hydrophobic? Dear colleagues, Do you know how to make PDMS more hydrophobic? Thanks. Xinyu Li _______________________________________________ MEMS-talk@memsnet.org mailing list: to unsubscribe or change your list options, visit http://mail.mems-exchange.org/mailman/listinfo/mems-talk Hosted by the MEMS Exchange, providers of MEMS processing services. Visit us at http://www.memsnet.org/