MDSE 2650 Textiles Exam 2 Review Sheet Chapters 6 11 Generic fiber fibers and their common properties Fibers rayon The first regenerated cellulosic based fiber Initially sold under the name artificial silk Straited surface contour o Serrated round Shoe o o Often used in staple form Favorable properties o Good drape Good luster Conducts heat Soft and Comfortable Absorbent Inexpensive o Unfavorable Properties Low Resiliency Low Dimensional stability Low elastic recovery Shrinks progressively Low abrasion resistance Should be dry cleaned for best results Weakens Dramatically when wet o Uses of rayon Variety of Everyday goods Often blended with other fibers to improve hand Lyocell Favorable properties o o Wrinkle resistant o Biodegradable Strongest of the cellulosic based fibers even when wet Relatively Easy to care for Soft strong absorbent Fibrillated during wet processing to produce special textures Excellent wet strength Very versatile fabric dyable to vibrant colors with a variety of effects and textures Can be hand washable Simulates silk suede or leather touch Good drapability Bamboo Sustainable resource An eco friendly fiber requiring no pesticides Excellent absorbency and wicking luxurious softness smooth hand flowing and gentle drape low price Uses of acetate widely used for satin and taffeta fabric Luxurious feel and appearance acetate Wide range of colors and lusters Excellent drapability and softness Relatively fast drying Shrink moth and mildew resistant Unfavorable property weak fiber loses strength when wet Polyester Strong Resistant to stretching and shrinking Resistant to most chemicals Quick drying Crisp and resilient when wet or dry Wrinkle resistant Mildew resistant Abrasion resistant Retains heat set pleats and crease Easily washed Some Major Polyester Fiber Uses Apparel Every form of clothing Home Furnishings Carpets curtains draperies sheets and pillow cases wall coverings and upholstery Other Uses hoses power belting ropes and nets thread tire cord auto upholstery sails floppy disk liners and fiberfill for various products including pillows and furniture Nylon Nylon Characteristics Exceptionally strong Elastic Abrasion resistant Lustrous Easy to wash Resistant to damage from oil and many chemicals Can be precolored or dyed in wide range of colors Resilient Low in moisture absorbency Filament yarns provide smooth soft long lasting fabrics Spun yarns lend fabrics light weight and warmth Some Major Nylon Fiber Uses Apparel Blouses dresses foundation garments hosiery lingerie underwear raincoats ski apparel windbreakers swimwear and cycle wear Home Furnishings Bedspreads carpets curtains upholstery Industrial and Other Uses Tire cord hoses conveyer and seat belts parachutes racket strings ropes and nets sleeping bags tarpaulins tents thread monofilament fishing line dental floss acrylic rubber spandex 2 elastrell Regenerated fibers vs Synthetic fibers Common end uses for each fiber type Trademarked fibers and their common uses Oleophilic Thermoplastic Microfiber Elastomeric fibers Yarns The 4 major groups of yarns Filament yarns vs spun yarns Carded vs combed yarns Woolen vs worsted yarns Compound yarns Covered vs core spun Types of fancy yarns Blended yarns This review sheet is not to be considered all inclusive Info for Extra Swatches Posted on Monday February 3 2014 11 38 10 AM CST Here is the information for the extra swatches distributed in class This is all the information you will write in The rest will remain blank for future lab questions 207 Beige swatch 100 flax Linen shirting This one will be distributed this week 208 Green and white check swatch100 cotton Pocket Cloth 209 Grey striped swatch 100 wool Worsted wool Info for Extra Swatches Posted on Thursday March 6 2014 3 00 38 PM CST Swatch 210 dark blue fancy fabric or plaid fabric Jacquard Woven Fabric for dark blue or Plaid shirting for plaidModal rayon and ployester 3 Swatch 211 pink Jersey100 pima cotton Swatch 212 baby blue or black knit Interlock knitTencel lyocell Swatch 213 purple and white striped Shirting fabric100 Tencel lyocell Chapter 6 Question 1 Trade names are company names given to specific fibers that have been modified or engineered to perform specific ways Question 2 Additives are added to the solution before manufactured fibers are made they are permanent Finishes are added to yarns and fabric surfaces and they are temporary Both are used to enhance the overall performance of fibers and fabrics 1 points 1 points Question 3 The raw material used to produce manufactured fibers can be both natural and synthetic True 1 points Question 4 Parent fibers are often sold by their Generic names Chapter 7 Low luster Rayon Lyocell Which of the following correctly describes bamboo fiber The hand is soft and comfortable against the skin Which of the following properties is not related to acetate Modal is a trademark variation of which fiber This was the first truly thermoplastic fiber It has a high luster the look of silk and is smooth It is often used to make lining fabric because of its smoothness and low price Acetate Originally marketed as a type of rayon but stronger 4 The first manufactured fiber which was originally sold under the name artificial silk is Rayon Chapter 8 The following properties pertain to which fiber high elongation affected by sunlight low absorbency and high elastic recovery Nylon This fiber was created as a wool substitute and is soft warm resilient and great for making lightweight blankets Acrylic Which of the following are common properties of synthetic fibers They are thermoplastic they have low absorbency they are oleophillic good to high tenacity Of the following textile products which might be made from nylon Ladies hosiery weatherproof jackets carpeting activwear Microfiber an ultra fine fiber is typically made with Polyester A channeled fiber that is absorbent has great wicking ability and is comfortable in hot conditions Coolmax polyester Chapter 9 Which of the following statements does not apply to elasterell p fiber A sub class of acrylic Fabrics might be made with spandex in a variety of blends Which of the following would be a spandex blend for an every day fabric requiring comfort stretch 98 polyester and 3 spandex Chapter 10 11 Those cotton yarns made of mostly long staple fibers with very high levels of alignment would be described as Combed Man made fibers are made linear Adding crimp to flat fiber in order to create 5 a bulky yarn is called