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Origin of tape and principle of PVC packaging tape

by:Kint      2020-01-25
Origin of adhesive tape: some people apply broad beans, barley, milk fat, bone or other similar viscous substances on linen to cover wounds (Similar to today's ointment), The source of the tape. Then, in the 19th century, Americans added turpentine, plant fillers and other substances into rubber to make the ointment with adhesion at normal temperature, which is the beginning of today's adhesive tape. Later, in the early 20th century, the US developed insulating tape, which officially entered the competitive market in the Warring States Period. After the Second World War, synthetic rubber and synthetic resin were popular in various countries. Nowadays, polymer materials have been developed one after another, and the adhesive tape has entered the era of polymer chemistry. PVC packaging tape '> principle of PVC packaging tape: why can PVC packaging tape stick things? Of course, it is because it is coated with a layer of adhesive on its surface! Earlier adhesives came from animals and plants. In the 19th century, rubber was the main component of adhesives; In modern times, various polymers are widely used. The adhesive can stick to something because it forms a bond between its own molecules and the molecules that want to connect the object. This kind of bond can firmly adhere the molecules together. The composition of the adhesive has various polymers according to different brands and types.
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