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Digital BW, The Print

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Re: [Digital BW] Re: Coating - Nick Nugent

2005-03-21 by James Haney

On Mar 21, 2005, at 1:30 PM, Nick H. Nugent wrote:
>>
>
> I have seen the yellowing caused by UVLS but it's
> an overall faint color shift toward yellow which is
> correctable by profiling. Does the yellow you see
> appear excessive?

Definitely, it is the color of a manilla envelope, not an overall tint, 
but a stain.
>
> The black particles came from the manufacturing process.
> I think some initial washing of the brayer or rolling
> it over some tacky papers should fix the problem.

I clean the roller, I roll it on tacky paper, I put a light coat of 
varnish on it a roll it on a blank waste sheet of paper... All help, 
but do not eliminate the problem.

>
> Add a retarder to the solution to slow the drying. You
> must be talking about the Liquitex medium & varnish?

That is a good idea.

>
>> No matter the dilution I end up with bubbles that
>> create problems once in a while.
>
> This is not the case with Golden GAC 500. In a
> previous posting I shared a technique where you
> use a soft dry brush and run across the surface
> you just rolled on. The brush will magically
> pick up all bubbles without leaving any marks.

Unfortunately, brushing eliminates the slight texturing of the varnish 
imparted by the roller. I don't mind it so much, but my wife and my 
clients definitely prefer the rolled on look.

Thanks for your input, I will give the Golden Varnish a try.

What specific product are you using?


James

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