Security Printing

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The printing ink industry uses P.R.177 primarily to print securities, especially bank notes. 

Photochromism Light Ophthalmic lenses, novelty printing, security printing, cosmetics, optical data storage, memories and switches, sensors... 

A novel application for the metal flake based materials is in security outlets because they are non-photocopyable. Pigments from Flex Products have been used by SIPCA to produce optically variable green-to-black inks for printing secure images on US dollar bills. ... 

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Ammoniacal copper sulfate Anthracene Cadmium chloride Potassium ferricyanide printing, cellulosic textiles p-Phenylenediamine dihydrochloride printing, plasticized fabrics 2-Hexanone printing, security Benzidine dihydrochloride printing, textile industrial Propylene glycol alginate printing, textiles... 

Most databases secure their information from printed sources. On occasion, however, a subsequent letter to the editor of a pubHcation by a company mentioned in the article will point out an error. Unfortunately, these corrections are not always picked up by the respective databases that entered the initial data. 

Surface mount refers to a method of securing connectors to the conductors of a printed circuit board by soldering appropriately shaped contacts to the board surface. Higher contact densities can be achieved and the need to drill holes in the board is avoided. Contact spacings may vary from about 0.5 cm for large current-carrying appHcations to 0.18 cm or less when miniaturization and high density is a requirement. 

This would affect every business that was linked to a computer juid the commotion and hysteria tliat surrounded the Y2K bug were due to the present age s dependence on computers. For c.xamplc, it was feared that the go eminent s computer system would print social security checks with amounts seen in the year 1900 and that banks would calculate dividends based on interest rates from the year 1900. The problems could have been catastrophic. Fortunately, tlie response to the "potential Y2K disaster was effective in that most corrections or patches were made before the year 2000. However, these corrections were costly and required large amounts of money to be spent." ... 

Secure the scene get medical attention to tlie injured. Move bystanders aw ay to a safe distance. Inform print and electronic media. Protect people and property as necessary. Be aware tliat explosive materials and toxic vapors can do damage at a great distance... 

A sheet of rubber used in newspaper and poster work on the tympan of cylinder presses to secure a smooth, but not too hard, printing surface. 

Advances in Sensing with Security Applications, 1-22. 2006 Springer. Printed in the Netherlands. 

Certain areas of pigment application in the printing ink industry challenge the performance of a pigment more severely than others. To be useful in inks for food cans, for instance, the inside coatings must be capable of being sterilized with steam without degradation. For bank notes, currency, and cheques, special security properties are needed. 

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