广东纺织职业技术学院：《纺织材料学》课程教学资源（PPT课件，英文版）1 Introduction to Textile Materials Science

广东费飘职业故本学院 Guangdong Inatitute of Textile Technology Classification of fibers 口 Polymeric a Inorganic 口 Engineered a Unconventionally shaped

Classification of fibers  Polymeric  Inorganic  Engineered  Unconventionally shaped

广东费飘职业故本学院 Guangdong Inatitute of Textile Technology Classification of fibers 口 Polymeric ■ Natura| fibers 口 cotton 口Woo 口sk a others: flex, jute, ramie, hemp

Classification of fibers  Polymeric ◼ Natural fibers  cotton  wool  silk  others: flex, jute, ramie, hemp

广东费飘职业故本学院 Guangdong Inatitute of Textile Technology Classification of fibers 口 Polymeric ■ Regenerated fibers I History invented in 1890s by Schoenbein Commercially available in 1896 口 Examples ■ Vicose Rayon ■Ceu| ose acetate ■ Cellulose triacetate ■ Lyce

Classification of fibers  Polymeric ◼ Regenerated fibers  History: ◼ invented in 1890’s by Schoenbein ◼ Commercially available in 1896  Examples ◼ Vicose Rayon ◼ Cellulose acetate ◼ Cellulose triacetate ◼ Lycel

广东费飘职业故本学院 Guangdong Inatitute of Textile Technology Classification of fibers 口 Polymeric ■ Synthetic fibers 日 History Wallace Carothers at du pont invented a series of polymers a Major types ■ Polyester ■ Polyamide Nylons ■ Aromatic Kevlar Nomax

Classification of fibers  Polymeric ◼ Synthetic fibers  History ◼ Wallace Carothers at du Pont invented a series of polymers  Major types ◼ Polyester ◼ Polyamide ▪ Nylons ▪ Aromatic ▪ Kevlar ▪ Nomax

广东费飘职业故本学院 Guangdong Inatitute of Textile Technology Classifications of fibers 口 Polymeric a Acrylic (copolymers of pan and other vinyl polymers) Modacrylic 口 Polyolefin ■ Polyethylene ■ Polypropylene Elastomeric Spandex(polyurethane) 口 Polyvinyl alcohol 口 Polyvinyl chloride

Classifications of fibers  Polymeric  Acrylic (copolymers of PAN and other vinyl polymers)  Modacrylic  Polyolifin ◼ Polyethylene ◼ Polypropylene  Elastomeric ◼ Spandex (polyurethane)  Polyvinyl alcohol  Polyvinyl chloride