[pure-silver] Re: stopbath kills fixer
- From: "Richard Knoppow" <dickburk@xxxxxxxxxxxxx>
- To: <pure-silver@xxxxxxxxxxxxx>
- Date: Tue, 25 Jan 2005 17:51:44 -0800
----- Original Message -----
From: "Ryuji Suzuki" <rs@xxxxxxxxxxxxxxx>
To: <pure-silver@xxxxxxxxxxxxx>
Sent: Tuesday, January 25, 2005 5:47 PM
Subject: [pure-silver] Re: stopbath kills fixer
> From: "Richard Knoppow" <dickburk@xxxxxxxxxxxxx>
> Subject: [pure-silver] Re: stopbath kills fixer
> Date: Tue, 25 Jan 2005 17:27:57 -0800
>
>> However, the hardness of the emulsion has nothing to do
>> with
>> its silver content.
>
> Increased crosslinking of gelatin generally reduces
> covering power and
> therefore reduces the maximum black density, if all else
> is held
> unchanged. Manufacturers have been spending great effort
> to seek
> methods of making mechanically rigid emulsions that allow
> usefully
> high degree of swelling.
>
> --
> Ryuji Suzuki
> "Keep a good head and always carry a light camera."
This is an interesting fact of which I was not aware. Is
this a major effect? One would think it must be significant
to generate the sort of effort you mention.
---
Richard Knoppow
Los Angeles, CA, USA
dickburk@xxxxxxxxxxxxx
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