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Nanotransfer printing (nTP) (compare with microcontact printing) is a purely additive and high resolution metal printing technique. [1] It mainly relies on the principle of surface chemistry - chemically modified surfaces act as interfacial "release" or "glue" layers to aid in transfer printing nano-structured metal ink from relief features (aka "stamp") to a surface of interest.
Permanent markers are used for writing on metals, plastics, ceramics, wood, stone, cardboard etc. However, the mark made by them is semi-permanent on some surfaces. Most permanent marker ink can be erased from some plastic surfaces (like polypropylene and teflon) with little rubbing pressure. They can be used on ordinary paper, but the ink ...
Money stained with a permanent security ink. The concept of an IBNS is based upon the notion that criminals seek to maximize their reward while minimizing the potential cost of the crime. [3] Intelligent Banknote Neutralisation Systems remove the anticipated reward of the crime and increase the risk of being caught.
Highly polished metal surfaces should be textured to reduce glare prior to marking. The textured area should extend one symbol width beyond the borders of marking. Part Size When a 2D Symbol is used, the size of the part is not a relevant factor as the available marking area is reduced to below 1/4 inch square. Operating environment / age life
An 8¢ air mail stamp issued in 1963 was the first stamp printed for trials with new cancelling machines. [8] The 5¢ City Delivery issue of 1963 was the first commemorative issue produced with tagging. [9] Precancelled stamps and service-inscribed stamps are not usually tagged because they need not be routed through the cancelling equipment.
Postage stamp paper is the foundation or substrate of the postage stamp to which the ink for the stamp's design is applied to one side and the adhesive is applied to the other. The paper is not only the foundation of the stamp but it has also been incorporated into the stamp's design, has provided security against fraud and has aided in the ...