A report on the process of making silk

Although fabric manufacturers have created less costly alternatives to silk, such as nylon and polyester, silk is still in a class by itself. And despite advances in production methods and new possibilities for cultivation, still today the only reasonable way to glean the thread in mass quantities is by killing the thing that made it.

First the skeins of raw silk are categorized by color, size, and quantity. Gradually the nobility began to have their own clothing fashioned from silk fabrics as well.

The silk is then dried. However, sericulturists must destroy the chrysalis so that it does not break the silk filament. In their paper published in Proceedings of the National Academy of Sciences, the group describes the technique they used and the quality of the silk produced.

They hid the eggs inside of their bamboo walking sticks.

Gene editing technique allows silkworms to produce spider silk

The newly improved silk was also ready for use as spun by the silkworms, as opposed to results obtained by other teams. As the worm twists its head, it spins a double strand of fiber in a figure-eight pattern and constructs a symmetrical wall around itself.

The leftover silk may include the brushed ends or broken cocoons. Degumming thrown yarn 13 To achieve the distinctive softness and shine of silk, the remaining sericin must be removed from the yarn by soaking it in warm soapy water.

Your browser does not support the audio element. If weighting is not executed properly, it can decrease the longevity of the fabric, so pure-dye silk is considered the superior product. The filament is secreted from each of two glands called the spinneret located under the jaws of the silkworm.

Legend has it that a Chinese princess was sipping tea in her garden when a cocoon fell into her cup, and the hot tea loosened the long strand of silk. Jun Xu et al. Generally, one cocoon produces between 1, and 2, feet of silk filament, made essentially of two elements.

The caterpillar spins a cocoon encasing itself completely. However, in AD the secret of silk became known to other countries when two monks from the Byzantine Empire managed to smuggle some silkworm eggs out of the country.

Researcher are continuing to study the silkworm to determine how liquid crystal is transformed into fiber at ordinary temperatures and pressures. Object of the Month: For example, silk is stronger than an equivalent strand of steel.

Crinkly fabrics are made with crepe, while sheer cloth is made with single thread. Listen to a recorded reading of this page: Silk is a thin, but strong fiber that silkworms produce when they are making their cocoons.

Report:

The Chinese used silk fabrics for arts and decorations as well as for clothing. Spun silk is comprised of broken filaments that have been processed into a yarn.The silk industry makes a distinction between pure-dye silk and what is called weighted silk.

In the pure-dye process, the silk is colored with dye, and may be finished with water-soluble substances such as starch, glue, sugar, or gelatin. The researchers report that their efforts resulted in silkworms able to produce silk that was a mixture of that normally produced by the silkworm and the spider.

The silk worms increase in length by more than 40 times (approx. 3 inches) within 20 days of their feeding time and shed their skin 4 times in the process. When the silk worms are ready to spin, they are put into a round.

Jan 09,  · On the Jim Thompson Farm in Nakhon Ratchasima, visitors can see the entire silk making process. However, the farm. Silk fabric was invented in Ancient China and played an important role in their culture and economy for thousands of years.

Court Ladies making Silk by Huizong of Song. Legend of Silk Legend has it that the process for making silk cloth was first invented by the wife of the Yellow Emperor, Leizu, around the year BC.

The idea for silk first. The commercial process of silk making is highly complex and labor intensive. The following will provide basic information on how silk is made. [For general silk information, please visit About Silk Fabric, which covers various related subjects, such as Silk Care & Cleaning, Benefits of Silk, and Chinese Silk History.].

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A report on the process of making silk
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