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This led to his invention of stamp gum in 1837. The world's first adhesive postage stamp was called the Penny Black. [1] [2] Many early stamps were not gummed, however, and some have been unable to be gummed due to shortage (for instance, the typewritten Uganda Cowry stamps of 1895). Extreme tropical climates were also a problem for Curaçao ...
An adhesive label or sticky label is a small piece of paper designed to be affixed to any surface, [1] typically by the action of removing a layer of adhesive on the front or back of the label. The term adhesive refers to a sticky substance, while something that is self-adhesive implies that it will stick without wetting or the application of ...
Ray Stanton Avery (January 13, 1907 – December 12, 1997) was an American inventor, [1] most known for creating self-adhesive labels (modern stickers).Using a $100 loan from his then-fiancé Dorothy Durfee, and combining used machine parts with a saber saw, he created and patented the world's first self-adhesive (also called pressure sensitive) die-cut labeling machine.
The Post-it's signature adhesive was discovered accidentally by a scientist at 3M. [1] Originally small yellow squares, Post-it Notes and related products are available in various colors, shapes, sizes and adhesive strengths. As of 2024, there are at least 28 documented colors of Post-it notes.
Adhesives may be broadly divided in two classes: structural and pressure-sensitive. To form a permanent bond, structural adhesives harden via processes such as evaporation of solvent (for example, white glue), reaction with UV radiation (as in dental adhesives), chemical reaction (such as two part epoxy), or cooling (as in hot melt).
The product was released under the Pritt Stick brand. By 1971 the Pritt Stick was being sold in 38 countries, and by 2001 in 121. [1] The first solvent-free, multipurpose glue stick that could be used for other materials (e.g. wood, glass and some plastics) was the "PowerPritt", which was put on the market in 2003. [2]