Can be stretched repeatedly and still recover to very near its original length and shape ; Generally, can be stretched more than 500% without breaking ; Stronger, more durable and higher retractive force than rubber ; Lightweight, soft, smooth, supple Some of the rigid portions of the polymers bond with each other and give the fiber structure. ." The strands are heated and leave the cell as solid fibers. Currently, nylon/spandex fiber blends are available. Various areas of research will help continue their improvement. Some examples of areas where spandex fibers are used include the making of tights, stretchable jeans, swimwear, lingerie straps, socks, corsetry, medical products that require elasticity and upholstery. synthetic The types of garments which incorporate spandex include: Today most clothes containing spandex end up as non-recyclable waste once they have been worn out, as fabric blends containing spandex are difficult to recycle. durable than rubber, resistant to body All of these methods include the initial step of reacting monomers to produce a prepolymer. Various antioxidants are added to the fibers, including monomeric and polymeric hindered phenols. In 1940, the first polyurethane elastomers were produced. Other characteristics can be improved by using different prepolymer ratios, better catalysts, and various fillers. Invista; How Products Are Made. polyurethane.". New York Times (August 27, 2000). [6] It is the preferred name in North America; in continental Europe it is referred to by variants of "elastane", i.e.
Fashion, Costume, and Culture: Clothing, Headwear, Body Decorations, and Footwear through the Ages. Parts of a Sewing Machine and Their Functions | Different Parts of Hand Operated Sewing Machine, Textile Calculation | Different Formula of Textile Calculation, Types of Bra | Different Types of Bra/Brassiere for Women, Printing Method | Method of Printing | Printing Processes | Different Types of Printing Method | Block Printing | Roller Printing | Screen Printing | Transfer Printing | Heat Transfer Printing | Ink-Jet Printing | Carpet Printing | Warp Printing | Resist Printing | Photographic Printing | Pigment Printing | Blotch Printing | Burn-Out Printing | Direct Printing | Discharge Printing | Duplex Printing, Dyeing Process | Different Types of Dyes | Classification of Dyes, Process Flow Chart of Garments Manufacturing | Sequence of Garments Production Process, Textile Manufacturing Process | Process Flow Chart of Textile Manufacturing, Characteristics of Silk Fabrics | Properties of Silk Fabrics. Each of these methods involve the initial step of reacting monomers to produce a prepolymer. The macro-glycol can be a polyester, polyether, polycarbonate, polycaprolactone or some combination of these. length, poor strength, but Crew?" comprised Slime is a unique play material composed of a cross-linked polymer. High Technology Fibers. Current Spandex fibers are produced in four different ways including melt extrusion, reaction spinning, solution dry spinning, and solution wet spinning. The amorphous segments remain in an elongated state. Let's Get Connected: LinkedIn | Facebook | Email: textilelearners@gmail.com. [11] This expansion furthered at the 1968 Winter Olympic Games when the French ski team wore Lycra garments to compete. élasthanne (France), Elastan (Germany, Sweden), elastano (Spain), elastam (Italy) and elastaan (Netherlands), and is known in the UK, Ireland, Portugal, Spain, Latin America, Australia, New Zealand and Israel primarily as Lycra. New York: Marcel Dekker, 1985. Developing an alternative to rubber could solve both of these problems. 4. "The Lean Look on the Beach." Microscopic Appearance. Characteristics of Spandex Fiber . In this cell, the. Bare Spandex knitted with a vanisé method is used in standard products and sheer and summer tights. DuPont Apparel Search fiber Various chemical and physical characteristics are tested. Titanium is known as a transition metal on the periodic table of elements denoted by the symbol Ti. Encyclopedia.com. There is ongoing research that is aimed at improving quality. commercial This process is carried out by an air compression machine. Here, the fibers may be woven with other fibers such as cotton or nylon to produce the fabric that is used in clothing manufacture. Contrary to popular belief, the term "spandex" is not a brand name, and this term is used to generally refer to polyether-polyurea copolymer fabrics that have been made with a variety of production processes. Spandex is a synthetic polymer. is a
The resulting fibers are then treated with a finishing agent which can be, This page was last edited on 3 November 2020, at 02:13. The fibers are joined together to form bundles of the desired thickness. The form-fitting properties of spandex makes it a good for use in under-garments. How Products Are Made. In the 1990s a variety of other items made with Spandex proved popular, including a successful line of body-shaping foundation garments sold under the trade name Bodyslimmers. production:
now an independent subsidiary of Shandong Ruyi Technology Group), Elaspan (also Invista), Acepora (Taekwang Group), Creora (Hyosung), INVIYA (Indorama Corporation), ROICA and Dorlastan (Asahi Kasei), Linel (Fillattice[7]), and ESPA (Toyobo). For example, the pH, specific gravity, and viscosity of the diisocyanate may be checked. definition
In this cell, the polymer solution is forced through a metal plate, called a spinneret, which has small holes throughout. of at
A well-known trademark for spandex or elastane is Invista's brand name Lycra; another trademark (also Invista's) is Elaspan. As the decade progressed, shirts, pants, dresses, and even shoes were being made with spandex blends, and mass-market retailers like Banana Republic were using it for menswear. 16 Oct. 2020
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