Acid-Free Paper
Paper with a low or zero level of acid. This does not imply that the paper is alkaline-buffered.
Acrylic Emulsion ...
Acid-free Paper or Canvas - Paper or canvas treated to neutralize it's natural acidity in order to protect fine art and photographic prints from discoloration and deterioration.
Acid-Free Paper
Most or all paper used in publication of fine aviation art prints is specially treated to neutralize its natural acidity. This protects prints from discoloration and deterioration.
Newspaper and magazine images are not printed on acid-free paper, but their fading and changing color can be part of the work. Pasting them onto primed canvas or wood, rather than paper, and then varnishing them may help preserve them.
Fade-resistant archival inks and the finest acid-free paper and canvas ensure the longevity of your fine art purchase. We assure the quality of your limited edition art.
buffer - A substance that restrains the acid migration of a material, or the act of using such a material this way. An acid-free papers are often used as buffers in matting, framing, displaying, wrapping, and storing art objects.
mat: to frame a picture or drawing with a cardboard border. The "mat" used in matting an art work can be made of cardboard, acid-free papers, or archival cotton fibers.
 See also: Painting, Acrylic, Plate, Sculpture, Two-dimensional
  
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