"The difference is that hundreds of years of experience means that the sizing is a known quantity, while the newer ink receptor coatings are not." David, as a platinum printer and a member of the alt print community, I can tell you, that just because a paper manufacture has been around a hundred years, there papers making methods have changed a lot. Different processes get all up in arms because yesterdays blend of ingredients are no longer in today's. That's why I asked which papers, and not just cold or hot press, but specific ones. And when I ask about humidity, it isn't just whether there is high or low, but at what point does it work or not. I use drying boxing and humidity controlled boxes to get papers to specific ranges. The same may be important as you allow for the inks to sit on, or be absorbed by, the papers. The quick tests that I ran with several papers over the years, showed that sure I can make a print on them, but did I really care about the look and testing. As to your yellowed edges, the coated papers for ink jet do have issues with pH changes and can go a very canary yellow in the wrong pH. In my experience it isn't just a slight change in OBAs, but a chemical reaction that is quite obvious. It is not even a direct contact issue, but an atmospheric issue within a general proximity. Keeping acidic papers, cardboard, cleaners, etc anywhere near the prints can put it over the tipping point. Eric Neilsen Eric Neilsen Photography 4101 Commerce Street, Suite 9 Dallas, TX 75226 www.ericneilsenphotography.com skype me with ejprinter Let's Talk Photography [Non-text portions of this message have been removed]
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RE: [Digital BW] Re: grainy appearance on watercolor papers
2013-07-14 by E.Neilsen
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