BCB Developer

Mahnaz Mansourpour mahnaz at snf.stanford.edu
Fri Dec 3 10:27:19 PST 2004

Hi Mario,
Would  you provide me with the MSDS for the developer and your process


Mario Perez wrote:

> I would like to use BCB (B-staged
> divinylsiloxane-bis-benzocyclobutene) in SNF.  This is a
> photo-patternable polymer that comes with promoter
> (1-Methoxy-2-propanol), edge bead remover (Mesitylene), and developer
> (Dipropylene glycol dimethyl ether:  30-35%; Naphtha, petroleum,
> hydrotreated heavy:  65-70%).
> I checked the SNF website for material list and found that the first
> three materials (polymer, promoter, edge bead remover) are already in
> use.  However, I did not find the developer and wanted to know if this
> is being used already, or would I need to fill out the proper
> paperwork to have this material approved?
> Thank you,
> Mario Perez (mperez)
> MEMS Engineer
> Proteus Biomedical, Inc.
> Direct:  650-568-0580 x116
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