DM 120 1st Edition Lecture 5 Manufactured Fibers Fiber Production 1910 Rayon 1939 Nylon 1959 Spandex 1980 Microfibers 2002 PLA Nanotechnology Rayon First manufactured fiber in the US Primarily cellulose behaviors simpler to Cotton Viscose Rayon Cumprammoniun Rayon softer more expensive finer Properties Good strength no static or pilling washable weak when wet shrinkage attached my mildew Trademarks Galaxy Rayon Bemberg Lensing Viscose Polyester most used manufactured fiber in the US Properties medium weight good strength hydrophobic don t absorb water Trademark Companies Coolmax ESP High Performance Polyester a Uses Wicking Properties which absorbs moister to enhance evaporation drying Nylon Made in 1939 2nd most used fabric in US Properties lightweight strong good elasticity washable good elasticity resiliency static pilling Acetate Formed from cellulose acetate substance Properties good draping bad strength bad resistance Trademarks Celanse Estron Acrylic Manufactured fiber used as wool substitution Properties lightweight good sunlight resistance weak pills static Used for blankets carpets outdoors Trademarks Dralon Silpalon Olefin Polypropylene Polyethylene types Properties lightweight strong hydrophobic fiber Used for active wear mostly Spandex First made in 1959 by DePont Stretches up to 500 then returns to shape Filament Long Fibers Referred to as Elastance in France Properties Lightweight good strength no pilling static poor air resistance Used for denim and swimwear Trademarks Lycra Golspan Dorlastan PLA Polylactic Acid Biodegradable Material made from corn and sugar beets Take sugar to create polymers and fibers Metallic Fiber Used to make gold silver stainless steel E Textiles wearable fabrics Creates static free fabrics Fibers have functional properties Fluoropolymer Trademarks Gore Tex Wind Water resistance Microfibers Fibers are small finer Still has the same physical chemical properties as fibers with the same thickness Used to blend multiple fibers together a combines the good properties of both fibers Properties Softer Vivid colors Better drivability a can improve the normal fiber