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Digital BW, The Print

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RE: [Digital BW] Why don't more people coat after printing?

2005-05-19 by Paul Roark

From my perspective, coating a glossy print is part of the process.  I agree
that it removes almost all of the remaining objections to digital printing
on that type of paper.  I use the solvent-based Print Shield, and I suspect
the solvent base and work it takes are the main reasons this is not part of
the process for most.

Many companies have or are working on water-borne coatings that work on both
glossy and matte papers.  While this gets rid of the noxious fumes, it makes
application even more work for those who do not have an HVLP sprayer and do
not do large volumes of work.  So, the work it takes is holding back these
products.

Glop is another approach that has been tried by some of us to get rid of the
digital artifacts in glossy prints.  In my view it works very well for
Kirkland Pro Glossy paper, but less well for most other popular papers.
Also, it does nothing to protect the print and may be associated with more
clogging, at least if the printer is not used regularly.  So, I'm not
convinced glop is the answer.  I want a protective coating on my prints.

So, bottom line, I think fumes and more work are what keeps most from
coating prints.  A simple way to apply water-borne coatings would advance
the field significantly.  It's a project that is on my list, including a
newer type of sprayer and rollers, neither or which I've had time to try.

Paul
www.PaulRoark.com 


> -----Original Message-----
> From: DigitalBlackandWhiteThePrint@yahoogroups.com
> [mailto:DigitalBlackandWhiteThePrint@yahoogroups.com] On Behalf Of
> davelongviews
> Sent: Thursday, May 19, 2005 7:07 AM
> To: DigitalBlackandWhiteThePrint@yahoogroups.com
> Subject: [Digital BW] Why don't more people coat after printing?
> 
> I am missing something and I'd like you please to comment. I am new to
> this group but
> have aleady benefited enormously from you expertise and generosity.
> Thanks!
> 
> So here is my question, really a comment inviting response. I have been
> making inkjet
> prints (Epson 9500, 9600, 3000, 1280, PhotoEX, 2200, 4000, and Canon
> i9900) of
> photography and art repro for about 5 years essentially for a living. I
> have never coated
> papers, but have always coated canvas with a number of products with
> reasonable results.
> In all this work I have always been bothered by a certain "surface"
> artifact that is a dead
> giveaway-it's an inkjet print and the ink is just sitting there, smug on
> the paper surface! I
> suspect you know what I mean. It is relatively easy to get a great looking
> print from inkjet
> technology, but it is not easy to make a print that has what many people
> call "depth", what
> you techys might identify as dmax or wide gammut.
> 
> Recently I have been experimenting with coating papers. I like the results
> a lot, and for me
> it potentially resolves some reservations I have with inkjet prints. I've
> been making
> profiles, and looking at the effects in a 3D viewer (Colorthink by
> Chromix).  Again I like the
> results.
> 
> My question is quite simply why isn't coating after printing considered
> more of a frontier? I
> know there are many problems, but to my way of thinking surface qualities
> that manifest
> themselves as flatness, variable glossyness, and frequently lack of deep
> tonal range are
> the major disadvantage of injet prints. I am aware of the information
> people have posted
> about experiments in coating, and clearly a lot of people do it. But it
> isn't the big issue I
> would think it could be. Thanks very much for you comments. I am posting
> this here
> because I like the way you people think and it obviously applies to B&W as
> well as color
> printing.
> 
> 
> 
> 
> 
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