> There was some discussion a few months ago about diazo resist.
> I recently was in an art supply shop and saw a "diazo emulsion" kit for
> making a direct process silk screen, so the process is there. I have no
> idea what the chemistry might be, except that some of the old Kodak photo
> resists were natural or synthetic polyisoprene rubber using a UV absorbing
> diazo free radical intiator.
> Paul Simon
A friend runs a T-shirt printing business and they routinely use this type
of product, I can get more info if anyone would like it.
Columbus, Ohio, USA