Ads
related to: acid free boxes for newspapers amazon account log
Search results
Results from the WOW.Com Content Network
Acid-free paper is paper that, if infused in water, yields a neutral or basic pH (7 or slightly greater). It can be made from any cellulose fiber as long as the active acid pulp is eliminated during processing. It is also lignin - and sulfur -free. [1] Acid-free paper addresses the problem of preserving documents and preserving artwork for long ...
A Hollinger box, also known as a "document box" or "archives box," is a specially constructed cardboard box used in archives for preservation of documents and photographs. The term "Hollinger" refers to the manufacturer, Hollinger Metal Edge, a company founded in 1945 in Arlington, Virginia. Hollinger Metal Edge worked with officials at the ...
United States Permanent Paper Law. The U.S. Permanent Paper Law, or P.L. 101-423, is a joint resolution calling for the use of acid-free paper for federal records, books, and "publications of enduring value." [1] It was signed into law by President George H.W. Bush in October 1990.
Mass deacidification is a term used in library and information science as one possible measure against the degradation of paper in old books, the so-called "slow fires". The goal of the process is to increase the pH of acidic paper. Although acid-free paper has become more common, a large body of acidic paper still exists in books made after ...
The kraft process involves treatment of wood chips with a hot mixture of water, sodium hydroxide (NaOH), and sodium sulfide (Na 2 S), known as white liquor, that breaks the bonds that link lignin, hemicellulose, and cellulose. The technology entails several steps, both mechanical and chemical. It is the dominant method for producing paper.
Paper chemicals designate a group of chemicals that are used for paper manufacturing, or modify the properties of paper. These chemicals can be used to alter the paper in many ways, including changing its color and brightness, or by increasing its strength and resistance to water. [1] The chemicals can be defined on basis of their usage in the ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Enamelled metal shelves or drawers may be used, or acid-free boxes. The textiles may be placed in the boxes or drawers flat, if at all possible. If folding becomes necessary, acid-free tissue paper should be used to form soft rolls around which the folds can be shaped, to prevent creases from forming. Even so, folded textiles should be removed ...
Ads
related to: acid free boxes for newspapers amazon account log