Summary of the Dating of Roller and Gel Pen Ink Scripts

Identification of the dating of ink scripts is a hot and difficult issue in the field of forensic science.Roller and gel pen has become the most commonly used writing instrument,and the identification of the dating of roller and gel pen ink scripts is an important part of identification techniques of dating of inks.In this paper,documents of dating of roller and gel inks are reviewed,destructive and non-destructive methods are summarized,the applicability of various methods and test conditions are analyzed and summarized.The author expects that researches could be benefit to the document examiner,and could play a role in the investigations,lawsuits and trials of various cases.