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Paper for printing inks which do not need the scientists invented - VIDEO PDF Print E-mail
Wednesday, 03 December 2014 16:25

Chemists from the University of California, invented the paper on which to print using UV rays. Furthermore, it can be heated and thereby erase the printed text, and then use the paper again. Scientists claim that the way one sheet can be used up to 20 times without loss of print quality.

With the principle of the invention is based on a redox chemical reaction can be found in the journal Nature Communications. Paper coated with a new generation of dye that turns white when exposed to ultraviolet rays special printer (which is a kind of "illuminates" the surface, leaving intact the letters and text characters).

To get rid of the printed so that the information is sufficient to expose the paper re-oxidized and discolored dye will return its former color. If the sheet is heated to 115 degrees Celsius, the recovery process will take only paper in 10 minutes.


НАЖМИТЕ ЗДЕСЬ ДЛЯ ПРОСМОТРА ВСЕГО СПИСКА НОВОСТЕЙ О НЕОБЫЧНЫХ ЯВЛЕНИЯХ>>>

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