As a follow-up to the question below (silanizing PDMS):

Does anyone have any advice for silanizing a glass microchannel? All that
matters for me is contact angle (the higher the better), so other
suggestions are appreciated as well. Any specific protocol details would be
useful.

Thanks,

Kevin Paul Nichols
MESA+ Institute for Nanotechnology
Mesoscale Chemical Systems
Meander 151
University of Twente
Postbus 217
7500 AE Enschede
The Netherlands

Office: +31 (0)53 489 26 31
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Web   : http://mcs.tnw.utwente.nl/

> From: Bill Moffat 
> Reply-To: General MEMS discussion 
> Date: Tue, 19 Aug 2008 08:22:00 -0700
> To: Jian Wang , General MEMS discussion
> 
> Subject: Re: [mems-talk] Gas Phase Lubricant
>
> If you pull a vacuum in the micro channel, then pull in the vapor of
> heptadecafluoro silane.  There are a variety of hepta deca's, get back
> to me for complete information.  This should give you a contact angle of
> 130 degrees compared to Teflon's 120 degrees.
>
>  Bill Moffat
>
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Jian Wang
> Sent: Tuesday, August 19, 2008 7:10 AM
> To: 'General MEMS discussion'
> Subject: [mems-talk] Gas Phase Lubricant
>
> Dear all,
>
> I am working on PDMS microdevice. I need to lubricate the moving parts
> in the microchannels (200 um). Any suggestion about gas phase lubricant
> for microchannels?
>
> Appreciate your help.