If you don't want a uniform coating just apply photoresist using a cotton
bud.

Sudhin

On Fri, Aug 24, 2012 at 1:43 AM, Jesse D Fowler wrote:

> If you want to block UV with such a thin film, I would say your best bet
> is a metal. Titanium is easy to coat and remove, for example.
>
> Or maybe spray-on sunscreen (probably not nearly strong enough to block an
> exposure lamp)...
>
> Jesse Fowler
>
>
>
> From:   Yingtao Tian 
> To:     General MEMS discussion ,
> Date:   08/23/2012 11:55
> Subject:        Re: [mems-talk] Thin film deposition at room temperature
> Sent by:        mems-talk-bounces+jesse.d.fowler=aero.org@memsnet.org
>
>
>
> Hi Nabhiraj,
>
> I need some non-transparent film on photoresist to block the UV during the
> next step exposure.
>
> Thanks,
> Yingtao
>
> -----Original Message-----
> From: mems-talk-bounces+y.tian=bham.ac.uk@memsnet.org [
> mailto:mems-talk-bounces+y.tian=bham.ac.uk@memsnet.org] On Behalf Of
> Nabhiraj Yalagoud
> Sent: 23 August 2012 18:36
> To: General MEMS discussion
> Subject: Re: [mems-talk] Thin film deposition at room temperature
>
> Hello,
> What film on what substrate you want?
> Nabhiraj
>
> On Thu, Aug 23, 2012 at 8:41 PM, Yingtao Tian  wrote:
>
> > Hi All,
> >
> > I am trying to get round of how to put a thin film down at room
> > temperature. I need a localised thin film with following properties:
> >
> > 1. non-transparent
> > 2. as thin as possible - say in the order of few microns 3. easy to
> > remove 4. can be applied at around room temperature
> >
> > I am thinking of some possible spray, but have not got any clue. I
> > would appreciate if you have some  interesting idea about it.
> >
> >
> > Thanks a lot.
> >
> > Regards,
> > Yingtao
> > _______________________________________________
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--
Sudhin Thampi
Research Scholar
Biomedical Devices and Technology
IITM, SCTIMST and CMC
Chennai-36
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