From: Katharine Thayer (kthayer@pacifier.com)
Date: 01/15/02-01:45:44 AM Z
BobWicks@aol.com wrote:
>
> Dave:
> Diazo salts is the most recent application to replace bichromate that I have
> heard of. I do think the light sensitivity is slower. It is currently being
> used in the silk screen industry and it reacts in the same manner that
> bichromates do on amino acid chains.
I was looking up the reference information on Kosar for someone and
noticed that Kosar has a chapter on diazo compounds. I didn't have time
to read the chapter, but in a quick skim it looks like the mechanisms
for diazo compounds are quite different from the mechanisms for
dichromated colloids.
jt
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