Special properties of librarian documents paper: research methods and durability factors

The article deals with the research methods of librarian documents paper properties, which characterize its durability most accurately. It is explained why the diversity in paper composition determines special properties of paper. The article features a conventional method of paper durability determination based on the study of paper properties during artificial aging in a high temperature thermostat. The authors provide information on physical and chemical properties of photographs and the research of photographs aging process, which takes place in librarian fonds as well. The necessity of fonds preservation regulatory regimes is accentuated as they help to slow the aging process of paper of the documents of all kinds. Modern conservation technologies enhancing the durability of librarian documents paper are described in the article as well