Dear Andrew

Try an oxygen plasma. The following conditions give us a surface that
water will wet:

Time: 15-60s
Forward power: 60W
Pressure: ~0.2 mbar
Atmosphere: 100% O2
four-electrode barrel configuration

Chris

On Wednesday, May 14, 2003, at 10:20  am, Andrew Liang wrote:

> Dear All,
>
> Is the surface of SU8 hydrophobic or hydrophilic? It seems
> hydrophobic. How can I treat it to be hydrophilic? Thanks.
>
> Andrew
--
Christopher F. Blanford
Inorganic Chemistry Laboratory, South Parks Road, Oxford, OX1 3QR, UK
Phone: +44 (0)1865 282603; Fax: +44 (0)1865 272690
PGP keyID: 8D830BC9  http://pgp.mit.edu/