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Silk is a natural protein fiber, some forms of which can be woven into textiles. The protein fiber of silk is composed mainly of fibroin and is produced by the larvae of the moth Bombyx mori. Silk production is thought to have begun in China and silk thread and cloth manufacture was well-established by the Shang dynasty (1600–1050 BCE). [6]
In November 2017, at a large government silk products store in Shanghai, the cost for a 100% silk queen-sized 2 kg silk quilt (duvet, comforter) had the 'fixed price' of Yuan 1880 or approximately U.S. $285 (there are no additional costs).
The production of silk originated in China in the Neolithic period, although it would eventually reach other places of the world (Yangshao culture, 4th millennium BC). Silk production remained confined to China until the Silk Road opened at some point during the latter part of the 1st millennium BC, though China maintained its virtual monopoly over silk production for another thousand years.
The cocoon is made of a thread of raw silk from 300 to about 900 metres (980 to about 3,000 ft) long. The fibers are fine and lustrous, about 10 μm (0.0004 in) in diameter. About 2,000 to 3,000 cocoons are required to make one pound (0.45 kg).
Crimplene is a texturised continuous fibre launched in 1959, produced by modifying Terylene. [1] The patent was taken out by Mario Nava of Chesline and Crepes Ltd of Macclesfield, and sold to ICI Fibres. [2]
The silk fabric is then soaked in hot water and bleached before dyeing in order to remove the natural yellow coloring of Thai silk yarn. To do this, skeins of silk thread are immersed in large tubs of hydrogen peroxide. Once washed and dried, the silk is then woven using a traditional hand-operated loom. Operating a traditional hand loom, Surin