The printing is very important invent of human. Screen printing is a latest printing technique that uses a woven mesh to hold up an ink-blocking stencil. The attached pattern forms open areas of mesh that move ink or other printable resources which can be pushed through the mesh as a biting image onto a substrate. A roller or squeegee is stirred across the screen pattern, forcing or pumping ink past the clothes of the woven mesh in the unlock areas.
Silk Screen printing is too a stencil technique of print making in which a plan is compulsory on a screen of silk or other well mesh, with empty areas coated with a resistant matter, and ink is forced throughout the mesh onto the printing material. It is too known as silkscreen.
Etymology
There are various conditions used for what is basically the similar method. Usually the method was called screen printing or silkscreen printing since silk was used in the development. At this time, synthetic clothes are generally used in the screen printing procedure. The most popular mesh in common use is finished of polyester. There are special-use mesh equipment of nylon and stainless steel available for the silk screen printer.
History
The silk screen printing first time appeared in a recognizable type in China throughout the Song Dynasty (960–1279 AD).Japan and further Asian countries adopted this way of printing and superior the skill using it in combination with slab printing and hand practical paints.
The silk screen printing was mainly introduced to Western Europe from Asia a short time in the late 18th century, but did not increase large receipt or use in Europe until silk mesh was extra offered for trade from the east and a gainful outlet for the middle exposed.
Screen printing was first original in England by Samuel Simon in 1907. It was initially used as a popular way to print luxurious wall paper, printed on linen, silk, and further fine fabrics. Western screen printers urbanized isolated, defensive and exclusionary business policies future to keep clandestine their workshops’ knowledge and techniques.
Early in the 1910s, more than a few printers experimenting with photo-reactive chemicals used the famous actinic light activated cross connecting or hardening character of potassium, sodium or ammonium Chromate and dichromate chemicals with glues and gelatin compounds.
Roy Beck, Charles Peter and Edward Owens deliberate and experimented with chromic acid salt sensitized emulsions for photo-reactive stencils. This trio of developers would verify to transform the profitable screen printing business by introducing photo-imaged stencils to the industry, although the receipt of this way would take many years. Profitable screen printing now uses sensitizes distant safer and less toxic than bichromates.