Paper Key : IRJ************158
Author: Sayali Arun Godase
Date Published: 16 Apr 2024
Abstract
Ink dating is important part of Questioned document. It analyses different questioned document in which ink as important component. Ink dating is defining the age of ink which improves when highly informative and discriminating analytical methods are used. Main approaches of ink dating are static and dynamic. Static involves identification of component and comparing it with known source. Dynamic involves the detraining the changes it undergoes or the environmental factors which effects the ink. Ink dating is analyzed by two methods. First is Non-destructive which includes the examination without disturbing the sample. Destructive which involves the examination by performing chemical process which causes the irreversible and permanent changes. Three main principles which helps to analyses the ink are dye degradation, solvent evaporation, resin polymerization.