On May 30, 1928 in Britain and the United States to apply, drew developed a very light, a pressure of the adhesive, the initial attempt was not sticky enough, and the first one was told: "Take this thing back to your Scottish bosses, to put more glue!" "(" Scotland "means" stingy ".) But during the Great Depression, people found hundreds of uses for the tape, from mending clothes to protecting the broken eggs.
Tape-Principle of action
Why can tape stick? Of course it is because it is coated with a layer of adhesive on the surface of the relationship! The earliest adhesives came from animals and plants, and in the 19th century rubber was the main ingredient in adhesives, while modern polymers were widely used. Sticky agent can stick to things, is due to its own molecules and to connect the elements of the formation of bonds between the molecules, this bond can be firmly bonded together. Adhesive ingredients, depending on the different label, different kinds of different polymers.
Tape $literal Tape
3M is the world's first brand of adhesive tape industry.
1910, the company moved to the current head office in Sao Paulo, Minnesota, and in 1914 launched the first exclusive product Three-m-itetm abrasive emery cloth. The process of innovation unfolds. 1921, the world's first waterproof abrasive paper Wetordrytm was born in 3M and registered patent, for industrial grinding opened a new era. 1924, 3M began formal product development. Since then, the scotchtm masking tape, scotchtm cellophane tape, scotchtm vinyl electronic insulating tape, can be fixed again, such as diaper tape innovative products have come out. In particular, the Post-ittm newspaper, which was born in 1980, revolutionized the exchange of information. The emergence of an endless stream of innovative products confirms 3M of progress every a times. Post-ittm, Scotchgardtm, scotchtm, Thinsulatetm, Filtretetm, Scotch-britetm, Nomadtm, Dyneontm, Nexcaretm ... A variety of products from another well-known brand have been promoted to the world, affecting and changing people's lifestyles and habits.