Internal sheet of document

摘要

An internal sheet of document has a form of packet comprising information and protective layers made of polycarbonate sheet, and a area with flexible layer, which one part is located between the layers of sheet, second part comes out of the sheet edges and is intended for its connection by this area with the cover and/or other sheets of document. The packet is monolithic and is formed by welding the layers between them during lamination. Area with flexible layer is made in the form of mesh tape from polyester or polypropylene.