2040, 9 - 9.9.11 HUEC 2040 Notes Protein Fibers Chapter 5...

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Unformatted text preview: 9.9.11 HUEC 2040 Notes Protein Fibers Chapter 5 Animal hair fibers o Wool (from sheep) o Specialty hair fibers Camel family alpaca, camel, llama, vicuna, guanaco Goat family cashmere goat, angora goat, qiviut o Fur fibers mink, chinchilla, beaver, fox rabbit o Other horse hair, cow hair Fibers formed from extruded filaments o Natural fibers Silkworm cocoon fibers Spider silk o Manufactured fibers Corn, soybeans, milk sources Tofu ( Soysilk) The Protein Family o Weaker than cellulosic fibers (EXCEPT SILK) o Weaker wet than dry Needs care in laundering or wet processing o Greater resilience and elongation than cellulosic fibers More resistant to wrinkling Hold shape better o Lower specific gravity Feel lighter in weight than cellulosic fibers o Sensitivity to heat Do not burn easily May self-extinguish Burning hair odor Lower ironing temperature (press cloth) o Harmed by: Oxidizing agents Chlorine bleach (melts) Bases/alkalis Strongly alkaline soaps/detergents Sunlight White yellows Silk degrades readily with exposure o Earliest remains Egypt, 4,000 BC Wool o Historically other animal hair fibers Sheared or cut from animal Spun, woven o Currently most used sheep fleece o Wool products labeling act of 1939 - FTC All wool products must be labeled All fibers contained must be identified Terms that should be used to identify Wool fibers never been reclaimed from woven or felted products Recycled wool lowest quality o Taken from woven or felted product (could have been used by consumer or simply picked up scraps from factory floor) New wool, virgin wool high quality, never reclaimed...
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This note was uploaded on 01/19/2012 for the course HUEC 2040 taught by Professor Staff during the Fall '08 term at LSU.

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2040, 9 - 9.9.11 HUEC 2040 Notes Protein Fibers Chapter 5...

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