The term ‘hologram’ is derived from two Greek words: ‘holos’ meaning whole or complete and ‘graphos’ meaning an image. The term therefore describes a recorded image which is complete, in that it shows the whole volumetric space of...
A method of transferring a foil from one substrate to another by the application of heat and pressure.
An adhesive that is solid at room temperature and becomes liquid when heated. Used to bond two surfaces when cool.
A chemical bond in which a hydrogen atom of one molecule is attracted to an electronegative atom (usually nitrogen or oxygen) in the same or a different molecule. Typically, the properties of water are an example of hydrogen bonding.
A method of lamination whereby heat is used to transfer print from one substrate to another. Most of the US tax stamps are applied by this method.